diff --git a/cranelift/filetests/src/test_zkasm.rs b/cranelift/filetests/src/test_zkasm.rs
index 63086e228243..bd8be31a0b13 100644
--- a/cranelift/filetests/src/test_zkasm.rs
+++ b/cranelift/filetests/src/test_zkasm.rs
@@ -28,7 +28,9 @@ mod tests {
         linker.func_wrap("env", "assert_eq_i64", |a: i64, b: i64| {
             assert_eq!(a, b);
         })?;
-        linker.instantiate(&mut store, &module)?;
+        let instance = linker.instantiate(&mut store, &module)?;
+        let main = instance.get_typed_func::<(), ()>(&mut store, "main")?;
+        main.call(&mut store, ())?;
         Ok(())
     }
 
@@ -118,7 +120,7 @@ mod tests {
                 testcase.push_str(&format!("\t{function_type}.{}\n", function_name));
             }
             testcase.push_str(&format!(
-                "\t{}\n\tcall $assert_eq_{})\n (start $main))\n",
+                "\t{}\n\tcall $assert_eq_{})\n (export \"main\" (func $main)))\n",
                 expected_result.trim(),
                 assert_type
             ));
diff --git a/cranelift/filetests/src/zkasm_codegen.rs b/cranelift/filetests/src/zkasm_codegen.rs
index 8d28b9c79c01..db5623122952 100644
--- a/cranelift/filetests/src/zkasm_codegen.rs
+++ b/cranelift/filetests/src/zkasm_codegen.rs
@@ -35,13 +35,16 @@ pub fn generate_zkasm(settings: &ZkasmSettings, wasm_module: &[u8]) -> String {
 
     let mut program: Vec<String> = Vec::new();
 
-    let start_func = zkasm_environ
+    let main_func = zkasm_environ
         .info
-        .start_func
-        .expect("Must have a start function");
+        .functions
+        .iter()
+        .find(|&(_, exportable_func)| exportable_func.export_names.contains(&"main".to_string()))
+        .expect("Must have a `main` function");
+
     // TODO: Preamble should be generated by a linker and/or clift itself.
     program.append(&mut generate_preamble(
-        start_func.index(),
+        main_func.0.index(),
         &zkasm_environ.info.global_inits,
         &zkasm_environ.info.data_inits,
     ));
@@ -87,7 +90,7 @@ fn handle_zkasm_settings(
 
 /// Generates a preamble.
 pub fn generate_preamble(
-    start_func_index: usize,
+    main_func_index: usize,
     globals: &[(cranelift_wasm::GlobalIndex, cranelift_wasm::GlobalInit)],
     data_segments: &[(u64, Vec<u8>)],
 ) -> Vec<String> {
@@ -142,7 +145,7 @@ pub fn generate_preamble(
     // Stack memory is a separate region that is independent from the heap.
     program.push("  0xffff => SP".to_string());
     program.push("  zkPC + 2 => RR".to_string());
-    program.push(format!("  :JMP(function_{})", start_func_index));
+    program.push(format!("  :JMP(function_{})", main_func_index));
     program.push("  :JMP(finalizeExecution)".to_string());
     program
 }
diff --git a/cranelift/zkasm_data/_should_fail_unreachable.wat b/cranelift/zkasm_data/_should_fail_unreachable.wat
index b26f1e58751a..e6fe0a09f837 100644
--- a/cranelift/zkasm_data/_should_fail_unreachable.wat
+++ b/cranelift/zkasm_data/_should_fail_unreachable.wat
@@ -3,4 +3,4 @@
  (func $main
 	unreachable
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/add.wat b/cranelift/zkasm_data/add.wat
index ab394a8af449..d7318e505387 100644
--- a/cranelift/zkasm_data/add.wat
+++ b/cranelift/zkasm_data/add.wat
@@ -6,4 +6,4 @@
 	i32.add
 	i32.const 1999999999
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/add_func.wat b/cranelift/zkasm_data/add_func.wat
index 88534711fe79..9290286b36f2 100644
--- a/cranelift/zkasm_data/add_func.wat
+++ b/cranelift/zkasm_data/add_func.wat
@@ -12,4 +12,4 @@
 		(local.get $rhs)
 	)
  )
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/analyze-zkasm/testfiles/simple.wat b/cranelift/zkasm_data/analyze-zkasm/testfiles/simple.wat
index 0c8f8c8bdf96..e92f8dd6fe8d 100644
--- a/cranelift/zkasm_data/analyze-zkasm/testfiles/simple.wat
+++ b/cranelift/zkasm_data/analyze-zkasm/testfiles/simple.wat
@@ -1,4 +1,4 @@
 (module
     (func $main 
         nop)
-    (start $main))
+    (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/and.wat b/cranelift/zkasm_data/and.wat
index c78e7c165bff..55a510500ddc 100644
--- a/cranelift/zkasm_data/and.wat
+++ b/cranelift/zkasm_data/and.wat
@@ -6,4 +6,4 @@
 	i32.and
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/benchmarks/fibonacci/handwritten_wat.wat b/cranelift/zkasm_data/benchmarks/fibonacci/handwritten_wat.wat
index 04fc92f90f94..4d5d2d25ef25 100644
--- a/cranelift/zkasm_data/benchmarks/fibonacci/handwritten_wat.wat
+++ b/cranelift/zkasm_data/benchmarks/fibonacci/handwritten_wat.wat
@@ -29,4 +29,4 @@
 	(local.get $fp)
 	(i64.const -2872092127636481573)
 	call $assert_eq_i64)
-(start $main))
+	(export "main" (func $main)))
diff --git a/cranelift/zkasm_data/counter.wat b/cranelift/zkasm_data/counter.wat
index 45d1400d3cbf..5914b498fe50 100644
--- a/cranelift/zkasm_data/counter.wat
+++ b/cranelift/zkasm_data/counter.wat
@@ -21,4 +21,4 @@
 	(local.get $counter)
 	(i32.const 10)
 	call $assert_eq_i32)
-(start $main))
+(export "main" (func $main)))
diff --git a/cranelift/zkasm_data/div.wat b/cranelift/zkasm_data/div.wat
index f177ffe56a3b..6c5e3e565c56 100644
--- a/cranelift/zkasm_data/div.wat
+++ b/cranelift/zkasm_data/div.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/eqz.wat b/cranelift/zkasm_data/eqz.wat
index fd774b5978f1..d9bbc1672a5c 100644
--- a/cranelift/zkasm_data/eqz.wat
+++ b/cranelift/zkasm_data/eqz.wat
@@ -9,4 +9,4 @@
     i32.eqz
     i32.const 1
     call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/global.wat b/cranelift/zkasm_data/global.wat
index 28ac05dffbfd..8ab3ec3f2e98 100644
--- a/cranelift/zkasm_data/global.wat
+++ b/cranelift/zkasm_data/global.wat
@@ -9,4 +9,4 @@
 	i32.add
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/i32_add_overflows.wat b/cranelift/zkasm_data/i32_add_overflows.wat
index 2e2cc6c56126..16c5e1a163e1 100644
--- a/cranelift/zkasm_data/i32_add_overflows.wat
+++ b/cranelift/zkasm_data/i32_add_overflows.wat
@@ -6,4 +6,4 @@
 	i32.add
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/i32_const.wat b/cranelift/zkasm_data/i32_const.wat
index 9547e3041045..57f048c1036c 100644
--- a/cranelift/zkasm_data/i32_const.wat
+++ b/cranelift/zkasm_data/i32_const.wat
@@ -4,4 +4,4 @@
 	i32.const 4
 	i32.const 4
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/i32_mul_overflows.wat b/cranelift/zkasm_data/i32_mul_overflows.wat
index f6cdfe127ebd..e71c00f569fa 100644
--- a/cranelift/zkasm_data/i32_mul_overflows.wat
+++ b/cranelift/zkasm_data/i32_mul_overflows.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/i64_const.wat b/cranelift/zkasm_data/i64_const.wat
index 712071dedc09..f59dd98f2fa8 100644
--- a/cranelift/zkasm_data/i64_const.wat
+++ b/cranelift/zkasm_data/i64_const.wat
@@ -4,4 +4,4 @@
 	i64.const 9223372036854775807
 	i64.const 9223372036854775807
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/i64_div.wat b/cranelift/zkasm_data/i64_div.wat
index a72a51119f5c..05708a5eb242 100644
--- a/cranelift/zkasm_data/i64_div.wat
+++ b/cranelift/zkasm_data/i64_div.wat
@@ -10,4 +10,4 @@
     i64.div_s
     i64.const 214748366
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/i64_mul.wat b/cranelift/zkasm_data/i64_mul.wat
index f8610028f5f7..671770046590 100644
--- a/cranelift/zkasm_data/i64_mul.wat
+++ b/cranelift/zkasm_data/i64_mul.wat
@@ -12,4 +12,4 @@
 	i64.mul
     i64.mul
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/i64_mul_overflows.wat b/cranelift/zkasm_data/i64_mul_overflows.wat
index 7fd999bccd9b..a08ed9d091f1 100644
--- a/cranelift/zkasm_data/i64_mul_overflows.wat
+++ b/cranelift/zkasm_data/i64_mul_overflows.wat
@@ -6,4 +6,4 @@
     i64.mul
     i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/i64_rem.wat b/cranelift/zkasm_data/i64_rem.wat
index f1299dd200ca..bc5f11dd3e44 100644
--- a/cranelift/zkasm_data/i64_rem.wat
+++ b/cranelift/zkasm_data/i64_rem.wat
@@ -11,4 +11,4 @@
     i64.rem_s
     i64.const 2
     call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/locals.wat b/cranelift/zkasm_data/locals.wat
index 38feb1ee9dc5..b182c7ecfd10 100644
--- a/cranelift/zkasm_data/locals.wat
+++ b/cranelift/zkasm_data/locals.wat
@@ -12,4 +12,4 @@
 	(local.get $z)
 	(i32.const 5)
 	call $assert_eq_i32)
-(start $main))
+(export "main" (func $main)))
diff --git a/cranelift/zkasm_data/locals_simple.wat b/cranelift/zkasm_data/locals_simple.wat
index b64e9ff7d17d..38aab8b5c6e6 100644
--- a/cranelift/zkasm_data/locals_simple.wat
+++ b/cranelift/zkasm_data/locals_simple.wat
@@ -6,4 +6,4 @@
 	(local.get $x)
 	(i32.const 2)
 	call $assert_eq_i32)
-(start $main))
+(export "main" (func $main)))
diff --git a/cranelift/zkasm_data/lt_s.wat b/cranelift/zkasm_data/lt_s.wat
index d727216ccd43..27a7a822eaaa 100644
--- a/cranelift/zkasm_data/lt_s.wat
+++ b/cranelift/zkasm_data/lt_s.wat
@@ -13,4 +13,4 @@
 	i32.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/lt_u.wat b/cranelift/zkasm_data/lt_u.wat
index 7e0be14f76db..3fd6ffdfb754 100644
--- a/cranelift/zkasm_data/lt_u.wat
+++ b/cranelift/zkasm_data/lt_u.wat
@@ -13,4 +13,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/memory.wat b/cranelift/zkasm_data/memory.wat
index 0ae6d36fc875..b7ca6e30c264 100644
--- a/cranelift/zkasm_data/memory.wat
+++ b/cranelift/zkasm_data/memory.wat
@@ -9,4 +9,4 @@
 	i32.add
 	i32.const 5
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/memory_i32.wat b/cranelift/zkasm_data/memory_i32.wat
index 05dad50cf73d..17fe78b863d1 100644
--- a/cranelift/zkasm_data/memory_i32.wat
+++ b/cranelift/zkasm_data/memory_i32.wat
@@ -103,5 +103,5 @@
         i32.load offset=25 align=4       
         i32.const 122
         call $assert_eq_i32)
-    (start $main)
+    (export "main" (func $main))
 )
\ No newline at end of file
diff --git a/cranelift/zkasm_data/mul.wat b/cranelift/zkasm_data/mul.wat
index 7ccbbc736eb8..c5c182c1dd86 100644
--- a/cranelift/zkasm_data/mul.wat
+++ b/cranelift/zkasm_data/mul.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 1999999999
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/ne.wat b/cranelift/zkasm_data/ne.wat
index b9eed2f3431e..d76b68b03145 100644
--- a/cranelift/zkasm_data/ne.wat
+++ b/cranelift/zkasm_data/ne.wat
@@ -11,4 +11,4 @@
     i32.ne
     i32.const 1
     call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/nop.wat b/cranelift/zkasm_data/nop.wat
index 54ed2bff28a2..da95f51bf9d8 100644
--- a/cranelift/zkasm_data/nop.wat
+++ b/cranelift/zkasm_data/nop.wat
@@ -7,4 +7,4 @@
     nop
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/or.wat b/cranelift/zkasm_data/or.wat
index 687f3504df33..bbbfff64006c 100644
--- a/cranelift/zkasm_data/or.wat
+++ b/cranelift/zkasm_data/or.wat
@@ -6,4 +6,4 @@
 	i32.or
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/rem.wat b/cranelift/zkasm_data/rem.wat
index 2f30bd9d3d6d..7b363b92e1eb 100644
--- a/cranelift/zkasm_data/rem.wat
+++ b/cranelift/zkasm_data/rem.wat
@@ -11,4 +11,4 @@
     i32.rem_s
     i32.const 2
     call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_1.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_1.wat
index 82952545e38f..3957358acb71 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_1.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_1.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_10.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_10.wat
index 17349a2c4d1e..1602eef8cc60 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_10.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_10.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const 0xffffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_11.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_11.wat
index 2f4763b717b5..1e9ad6616be2 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_11.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_11.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const 0x00000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_12.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_12.wat
index 405b7eebce23..867d94ad2702 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_12.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_12.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const 0x00000001
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_2.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_2.wat
index db1d89d65ab5..ea796f7058cd 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_2.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_2.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const -100000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_3.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_3.wat
index a90b39679989..8a805ddc3e68 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_3.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_3.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_4.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_4.wat
index 5aa89040d78e..a2e2e4479cb7 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_4.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_4.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const 0x7fffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_5.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_5.wat
index 198551d17aba..899216738b50 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_5.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_5.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const 0x00000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_6.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_6.wat
index b308cc2ee0a7..d1b1c9f8d124 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_6.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_6.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const 0xffffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_7.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_7.wat
index eaf1692f2267..b4e102f4cdb9 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_7.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_7.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const 0x00000001
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_8.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_8.wat
index f1773cebc35a..23b3bd8c61b2 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_8.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_8.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_9.wat b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_9.wat
index 81795402df70..b4bc237e043b 100644
--- a/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_9.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i32.wrap_i64_9.wat
@@ -5,4 +5,4 @@
 	i32.wrap_i64
 	i32.const 0x9abcdef0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_1.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_1.wat
index 5d3855a87b2d..ba4e1a1303d4 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_1.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_1.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_2.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_2.wat
index 01ef4db8442d..38680d35a28d 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_2.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_2.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_s
 	i64.const 10000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_3.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_3.wat
index 9308d8257ad2..b8f3a3944138 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_3.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_3.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_s
 	i64.const -10000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_4.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_4.wat
index 8b087a824766..3184a64dbe82 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_4.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_4.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_5.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_5.wat
index a1205f683601..4269cf30436b 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_5.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_5.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_s
 	i64.const 0x000000007fffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_6.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_6.wat
index 6e394d59a639..851036c8040a 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_6.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_s_6.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_s
 	i64.const 0xffffffff80000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_1.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_1.wat
index cffd9903aef6..fbe90a95d203 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_1.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_1.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_2.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_2.wat
index 6a57e58391b8..e86bd34b6512 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_2.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_2.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_u
 	i64.const 10000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_3.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_3.wat
index c652eabc6144..bdbce9ebff45 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_3.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_3.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_u
 	i64.const 0x00000000ffffd8f0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_4.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_4.wat
index ed7f44cf80ce..4ee8601f599a 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_4.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_4.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_u
 	i64.const 0xffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_5.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_5.wat
index 0bb7427ca8bb..9957745b8c28 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_5.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_5.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_u
 	i64.const 0x000000007fffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_6.wat b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_6.wat
index 52de0f5b2eed..50d29e905223 100644
--- a/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_6.wat
+++ b/cranelift/zkasm_data/spectest/conversions/i64.extend_i32_u_6.wat
@@ -5,4 +5,4 @@
 	i64.extend_i32_u
 	i64.const 0x0000000080000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/add_1.wat b/cranelift/zkasm_data/spectest/i32/add_1.wat
index 0a2b4496ab1c..ef893ebf6d5e 100644
--- a/cranelift/zkasm_data/spectest/i32/add_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/add_1.wat
@@ -6,4 +6,4 @@
 	i32.add
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/add_2.wat b/cranelift/zkasm_data/spectest/i32/add_2.wat
index b9ffc5e2e9b4..2e5559973054 100644
--- a/cranelift/zkasm_data/spectest/i32/add_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/add_2.wat
@@ -6,4 +6,4 @@
 	i32.add
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/add_3.wat b/cranelift/zkasm_data/spectest/i32/add_3.wat
index 4700bf5a0338..b3b912bed4e8 100644
--- a/cranelift/zkasm_data/spectest/i32/add_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/add_3.wat
@@ -6,4 +6,4 @@
 	i32.add
 	i32.const -2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/add_4.wat b/cranelift/zkasm_data/spectest/i32/add_4.wat
index a15c87c716c8..4d266be8722e 100644
--- a/cranelift/zkasm_data/spectest/i32/add_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/add_4.wat
@@ -6,4 +6,4 @@
 	i32.add
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/add_5.wat b/cranelift/zkasm_data/spectest/i32/add_5.wat
index f648bdb9986c..bfbedd702e1a 100644
--- a/cranelift/zkasm_data/spectest/i32/add_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/add_5.wat
@@ -6,4 +6,4 @@
 	i32.add
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/add_6.wat b/cranelift/zkasm_data/spectest/i32/add_6.wat
index 29efc986f512..74531eaaf62e 100644
--- a/cranelift/zkasm_data/spectest/i32/add_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/add_6.wat
@@ -6,4 +6,4 @@
 	i32.add
 	i32.const 0x7fffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/add_7.wat b/cranelift/zkasm_data/spectest/i32/add_7.wat
index dcec1c9984b5..baf485133924 100644
--- a/cranelift/zkasm_data/spectest/i32/add_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/add_7.wat
@@ -6,4 +6,4 @@
 	i32.add
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/add_8.wat b/cranelift/zkasm_data/spectest/i32/add_8.wat
index 8e75f57bfc1e..6f5fd0cafc9a 100644
--- a/cranelift/zkasm_data/spectest/i32/add_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/add_8.wat
@@ -6,4 +6,4 @@
 	i32.add
 	i32.const 0x40000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/and_1.wat b/cranelift/zkasm_data/spectest/i32/and_1.wat
index c78e7c165bff..55a510500ddc 100644
--- a/cranelift/zkasm_data/spectest/i32/and_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/and_1.wat
@@ -6,4 +6,4 @@
 	i32.and
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/and_2.wat b/cranelift/zkasm_data/spectest/i32/and_2.wat
index f19dab6e5f34..c0bc5f58f918 100644
--- a/cranelift/zkasm_data/spectest/i32/and_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/and_2.wat
@@ -6,4 +6,4 @@
 	i32.and
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/and_3.wat b/cranelift/zkasm_data/spectest/i32/and_3.wat
index f055c9f11f7a..60a36b72cc79 100644
--- a/cranelift/zkasm_data/spectest/i32/and_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/and_3.wat
@@ -6,4 +6,4 @@
 	i32.and
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/and_4.wat b/cranelift/zkasm_data/spectest/i32/and_4.wat
index 1f70811003d7..81d1b7cb0084 100644
--- a/cranelift/zkasm_data/spectest/i32/and_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/and_4.wat
@@ -6,4 +6,4 @@
 	i32.and
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/and_5.wat b/cranelift/zkasm_data/spectest/i32/and_5.wat
index cc36a62b7fea..6d1917ec3104 100644
--- a/cranelift/zkasm_data/spectest/i32/and_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/and_5.wat
@@ -6,4 +6,4 @@
 	i32.and
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/and_6.wat b/cranelift/zkasm_data/spectest/i32/and_6.wat
index 7b525d1e0285..2ea1a9b41e1c 100644
--- a/cranelift/zkasm_data/spectest/i32/and_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/and_6.wat
@@ -6,4 +6,4 @@
 	i32.and
 	i32.const 0x7fffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/and_7.wat b/cranelift/zkasm_data/spectest/i32/and_7.wat
index f832abdbe270..392f4e9a0dd4 100644
--- a/cranelift/zkasm_data/spectest/i32/and_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/and_7.wat
@@ -6,4 +6,4 @@
 	i32.and
 	i32.const 0xf0f0f0f0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/and_8.wat b/cranelift/zkasm_data/spectest/i32/and_8.wat
index 1abd8271ba6b..c5677ffbf7c3 100644
--- a/cranelift/zkasm_data/spectest/i32/and_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/and_8.wat
@@ -6,4 +6,4 @@
 	i32.and
 	i32.const 0xffffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/clz_1.wat b/cranelift/zkasm_data/spectest/i32/clz_1.wat
index 6501e4231b4b..a4a44ca26da8 100644
--- a/cranelift/zkasm_data/spectest/i32/clz_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/clz_1.wat
@@ -5,4 +5,4 @@
 	i32.clz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/clz_2.wat b/cranelift/zkasm_data/spectest/i32/clz_2.wat
index 5dbb15271a93..bfc8e57da3ff 100644
--- a/cranelift/zkasm_data/spectest/i32/clz_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/clz_2.wat
@@ -5,4 +5,4 @@
 	i32.clz
 	i32.const 32
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/clz_3.wat b/cranelift/zkasm_data/spectest/i32/clz_3.wat
index de96a44154ac..f01cc8397247 100644
--- a/cranelift/zkasm_data/spectest/i32/clz_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/clz_3.wat
@@ -5,4 +5,4 @@
 	i32.clz
 	i32.const 16
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/clz_4.wat b/cranelift/zkasm_data/spectest/i32/clz_4.wat
index 749d7f115a1f..4197393b3548 100644
--- a/cranelift/zkasm_data/spectest/i32/clz_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/clz_4.wat
@@ -5,4 +5,4 @@
 	i32.clz
 	i32.const 24
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/clz_5.wat b/cranelift/zkasm_data/spectest/i32/clz_5.wat
index e295d137f230..faf6dc7d1370 100644
--- a/cranelift/zkasm_data/spectest/i32/clz_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/clz_5.wat
@@ -5,4 +5,4 @@
 	i32.clz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/clz_6.wat b/cranelift/zkasm_data/spectest/i32/clz_6.wat
index a22bac530e57..21a4423714d9 100644
--- a/cranelift/zkasm_data/spectest/i32/clz_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/clz_6.wat
@@ -5,4 +5,4 @@
 	i32.clz
 	i32.const 31
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/clz_7.wat b/cranelift/zkasm_data/spectest/i32/clz_7.wat
index bb7251073b82..31eed6b7c140 100644
--- a/cranelift/zkasm_data/spectest/i32/clz_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/clz_7.wat
@@ -5,4 +5,4 @@
 	i32.clz
 	i32.const 30
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/clz_8.wat b/cranelift/zkasm_data/spectest/i32/clz_8.wat
index f2c77ff2cec3..97f71d99dc02 100644
--- a/cranelift/zkasm_data/spectest/i32/clz_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/clz_8.wat
@@ -5,4 +5,4 @@
 	i32.clz
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ctz_1.wat b/cranelift/zkasm_data/spectest/i32/ctz_1.wat
index a6b71647f1c6..59df791dca86 100644
--- a/cranelift/zkasm_data/spectest/i32/ctz_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/ctz_1.wat
@@ -5,4 +5,4 @@
 	i32.ctz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ctz_2.wat b/cranelift/zkasm_data/spectest/i32/ctz_2.wat
index 6f6404373381..d913d523f194 100644
--- a/cranelift/zkasm_data/spectest/i32/ctz_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/ctz_2.wat
@@ -5,4 +5,4 @@
 	i32.ctz
 	i32.const 32
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ctz_3.wat b/cranelift/zkasm_data/spectest/i32/ctz_3.wat
index ac4b699f6941..25a66ae1d615 100644
--- a/cranelift/zkasm_data/spectest/i32/ctz_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/ctz_3.wat
@@ -5,4 +5,4 @@
 	i32.ctz
 	i32.const 15
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ctz_4.wat b/cranelift/zkasm_data/spectest/i32/ctz_4.wat
index f29d2cfe0c4e..435cb2c02590 100644
--- a/cranelift/zkasm_data/spectest/i32/ctz_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/ctz_4.wat
@@ -5,4 +5,4 @@
 	i32.ctz
 	i32.const 16
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ctz_5.wat b/cranelift/zkasm_data/spectest/i32/ctz_5.wat
index 81bccce5482a..c792a60f662f 100644
--- a/cranelift/zkasm_data/spectest/i32/ctz_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/ctz_5.wat
@@ -5,4 +5,4 @@
 	i32.ctz
 	i32.const 31
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ctz_6.wat b/cranelift/zkasm_data/spectest/i32/ctz_6.wat
index 0e16ee1248d2..208adc070a01 100644
--- a/cranelift/zkasm_data/spectest/i32/ctz_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/ctz_6.wat
@@ -5,4 +5,4 @@
 	i32.ctz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_1.wat b/cranelift/zkasm_data/spectest/i32/div_s_1.wat
index 1bf4eabb4103..6f4350b6f32b 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_1.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_10.wat b/cranelift/zkasm_data/spectest/i32/div_s_10.wat
index 53b7d6e75a7c..96a604cbe9dd 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_10.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_11.wat b/cranelift/zkasm_data/spectest/i32/div_s_11.wat
index 347a9161dcde..b602a4ef206a 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_11.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_12.wat b/cranelift/zkasm_data/spectest/i32/div_s_12.wat
index f6a009845de4..e3490b9cd70c 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_12.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const -2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_13.wat b/cranelift/zkasm_data/spectest/i32/div_s_13.wat
index a2eb76821290..bbc095ddbfda 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_13.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const -2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_14.wat b/cranelift/zkasm_data/spectest/i32/div_s_14.wat
index 660c8b6c1b18..73f7a6a94613 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_14.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_15.wat b/cranelift/zkasm_data/spectest/i32/div_s_15.wat
index 6e7a45676abf..6a08a65898de 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_15.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_15.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_16.wat b/cranelift/zkasm_data/spectest/i32/div_s_16.wat
index 30eacc0b5e5e..061f594944fb 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_16.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_16.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_2.wat b/cranelift/zkasm_data/spectest/i32/div_s_2.wat
index edb00f1a25ea..477f55dd77d7 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_2.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_3.wat b/cranelift/zkasm_data/spectest/i32/div_s_3.wat
index 8fb35c7645e2..c6942a49cd77 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_3.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_4.wat b/cranelift/zkasm_data/spectest/i32/div_s_4.wat
index 86f7f7a081c5..4022abc0238f 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_4.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_5.wat b/cranelift/zkasm_data/spectest/i32/div_s_5.wat
index d4ec5a9cea46..a68a393b041f 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_5.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 0xc0000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_6.wat b/cranelift/zkasm_data/spectest/i32/div_s_6.wat
index c442c73e036e..42803b03488e 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_6.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 0xffdf3b65
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_7.wat b/cranelift/zkasm_data/spectest/i32/div_s_7.wat
index f177ffe56a3b..6c5e3e565c56 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_7.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_8.wat b/cranelift/zkasm_data/spectest/i32/div_s_8.wat
index be8e494a92a1..234c72ee1783 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_8.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const -2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_s_9.wat b/cranelift/zkasm_data/spectest/i32/div_s_9.wat
index 3cfb1f5d9433..bf3925c963e0 100644
--- a/cranelift/zkasm_data/spectest/i32/div_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_s_9.wat
@@ -6,4 +6,4 @@
 	i32.div_s
 	i32.const -2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_1.wat b/cranelift/zkasm_data/spectest/i32/div_u_1.wat
index bce9b9a9113f..f807ebe61fbb 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_1.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_10.wat b/cranelift/zkasm_data/spectest/i32/div_u_10.wat
index 50c26c004143..35957e4e1589 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_10.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_11.wat b/cranelift/zkasm_data/spectest/i32/div_u_11.wat
index c6268776a3a4..89b4d8d14208 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_11.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_12.wat b/cranelift/zkasm_data/spectest/i32/div_u_12.wat
index 6bc219a1f2e1..f21aeae20e9d 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_12.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_13.wat b/cranelift/zkasm_data/spectest/i32/div_u_13.wat
index 524dd45251d2..14d124852228 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_13.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_14.wat b/cranelift/zkasm_data/spectest/i32/div_u_14.wat
index 568e5bf3a930..4692d6d5a8d7 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_14.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_2.wat b/cranelift/zkasm_data/spectest/i32/div_u_2.wat
index 05efdf8326da..0adcff42b969 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_2.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_3.wat b/cranelift/zkasm_data/spectest/i32/div_u_3.wat
index 20f1620941fc..ce675f4e40b7 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_3.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_4.wat b/cranelift/zkasm_data/spectest/i32/div_u_4.wat
index be68f81a567c..1ca874198989 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_4.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_5.wat b/cranelift/zkasm_data/spectest/i32/div_u_5.wat
index 5c95c77d16f0..41983b96786a 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_5.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 0x40000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_6.wat b/cranelift/zkasm_data/spectest/i32/div_u_6.wat
index abf98ac21998..467c2ea08f04 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_6.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 0x8fef
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_7.wat b/cranelift/zkasm_data/spectest/i32/div_u_7.wat
index ae7c81e81079..0e15d9ed027c 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_7.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 0x20c49b
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_8.wat b/cranelift/zkasm_data/spectest/i32/div_u_8.wat
index 2e02dd809f73..c23652b9bc0a 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_8.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/div_u_9.wat b/cranelift/zkasm_data/spectest/i32/div_u_9.wat
index 651797ea1e5f..174741439f59 100644
--- a/cranelift/zkasm_data/spectest/i32/div_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/div_u_9.wat
@@ -6,4 +6,4 @@
 	i32.div_u
 	i32.const 0x7ffffffd
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_1.wat b/cranelift/zkasm_data/spectest/i32/eq_1.wat
index 0f718e278f32..8b1e4d786e1a 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_1.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_10.wat b/cranelift/zkasm_data/spectest/i32/eq_10.wat
index 683bd09f68c3..8aa2e3761f88 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_10.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_11.wat b/cranelift/zkasm_data/spectest/i32/eq_11.wat
index f2cd82576df3..83aa06a3e25f 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_11.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_12.wat b/cranelift/zkasm_data/spectest/i32/eq_12.wat
index be8c642713eb..2903f2a1d04b 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_12.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_13.wat b/cranelift/zkasm_data/spectest/i32/eq_13.wat
index fcfd080d50cd..8d650c882bde 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_13.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_14.wat b/cranelift/zkasm_data/spectest/i32/eq_14.wat
index b2ca298bc8d8..aaa50f8610c0 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_14.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_2.wat b/cranelift/zkasm_data/spectest/i32/eq_2.wat
index 4b51b8288179..4b2fcb66b006 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_2.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_3.wat b/cranelift/zkasm_data/spectest/i32/eq_3.wat
index 3f6a140e5f0f..b1c3856eac85 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_3.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_4.wat b/cranelift/zkasm_data/spectest/i32/eq_4.wat
index 9b3ef7f58abc..d61d7ed62152 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_4.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_5.wat b/cranelift/zkasm_data/spectest/i32/eq_5.wat
index 53b34854a370..9ce233b35f95 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_5.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_6.wat b/cranelift/zkasm_data/spectest/i32/eq_6.wat
index 6cc276e3f065..be28ebf65a23 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_6.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_7.wat b/cranelift/zkasm_data/spectest/i32/eq_7.wat
index 63099b729062..5029d9f11774 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_7.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_8.wat b/cranelift/zkasm_data/spectest/i32/eq_8.wat
index c3c0f74e3209..927f89946054 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_8.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eq_9.wat b/cranelift/zkasm_data/spectest/i32/eq_9.wat
index 33ec7f65e3e3..677b45be6c1f 100644
--- a/cranelift/zkasm_data/spectest/i32/eq_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/eq_9.wat
@@ -6,4 +6,4 @@
 	i32.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eqz_1.wat b/cranelift/zkasm_data/spectest/i32/eqz_1.wat
index ad2f76887d66..9de57c22a724 100644
--- a/cranelift/zkasm_data/spectest/i32/eqz_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/eqz_1.wat
@@ -5,4 +5,4 @@
 	i32.eqz
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eqz_2.wat b/cranelift/zkasm_data/spectest/i32/eqz_2.wat
index e95d3553634d..363db6852f41 100644
--- a/cranelift/zkasm_data/spectest/i32/eqz_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/eqz_2.wat
@@ -5,4 +5,4 @@
 	i32.eqz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eqz_3.wat b/cranelift/zkasm_data/spectest/i32/eqz_3.wat
index 8023381f3472..55e78971720c 100644
--- a/cranelift/zkasm_data/spectest/i32/eqz_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/eqz_3.wat
@@ -5,4 +5,4 @@
 	i32.eqz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eqz_4.wat b/cranelift/zkasm_data/spectest/i32/eqz_4.wat
index a52aba7a0dfa..0cbe585b599c 100644
--- a/cranelift/zkasm_data/spectest/i32/eqz_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/eqz_4.wat
@@ -5,4 +5,4 @@
 	i32.eqz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/eqz_5.wat b/cranelift/zkasm_data/spectest/i32/eqz_5.wat
index 6484e5612790..517f142f902b 100644
--- a/cranelift/zkasm_data/spectest/i32/eqz_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/eqz_5.wat
@@ -5,4 +5,4 @@
 	i32.eqz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend16_s_1.wat b/cranelift/zkasm_data/spectest/i32/extend16_s_1.wat
index df65c71abc6d..8374cf32f5c8 100644
--- a/cranelift/zkasm_data/spectest/i32/extend16_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend16_s_1.wat
@@ -5,4 +5,4 @@
 	i32.extend16_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend16_s_2.wat b/cranelift/zkasm_data/spectest/i32/extend16_s_2.wat
index ae6eec6eb948..a03daf11ed33 100644
--- a/cranelift/zkasm_data/spectest/i32/extend16_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend16_s_2.wat
@@ -5,4 +5,4 @@
 	i32.extend16_s
 	i32.const 32767
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend16_s_3.wat b/cranelift/zkasm_data/spectest/i32/extend16_s_3.wat
index 8d9ef9ae1dc8..12cc4edc5dc2 100644
--- a/cranelift/zkasm_data/spectest/i32/extend16_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend16_s_3.wat
@@ -5,4 +5,4 @@
 	i32.extend16_s
 	i32.const -32768
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend16_s_4.wat b/cranelift/zkasm_data/spectest/i32/extend16_s_4.wat
index bb4bee0a80c3..daa2393a140a 100644
--- a/cranelift/zkasm_data/spectest/i32/extend16_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend16_s_4.wat
@@ -5,4 +5,4 @@
 	i32.extend16_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend16_s_5.wat b/cranelift/zkasm_data/spectest/i32/extend16_s_5.wat
index a17dd2c81f46..e661d4d81cfa 100644
--- a/cranelift/zkasm_data/spectest/i32/extend16_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend16_s_5.wat
@@ -5,4 +5,4 @@
 	i32.extend16_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend16_s_6.wat b/cranelift/zkasm_data/spectest/i32/extend16_s_6.wat
index 74ebb5f7ea54..a642cac9618f 100644
--- a/cranelift/zkasm_data/spectest/i32/extend16_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend16_s_6.wat
@@ -5,4 +5,4 @@
 	i32.extend16_s
 	i32.const -0x8000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend16_s_7.wat b/cranelift/zkasm_data/spectest/i32/extend16_s_7.wat
index 6db16b53ab12..6c7243097bb7 100644
--- a/cranelift/zkasm_data/spectest/i32/extend16_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend16_s_7.wat
@@ -5,4 +5,4 @@
 	i32.extend16_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend8_s_1.wat b/cranelift/zkasm_data/spectest/i32/extend8_s_1.wat
index d9fc6f98676a..128ae02c6a94 100644
--- a/cranelift/zkasm_data/spectest/i32/extend8_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend8_s_1.wat
@@ -5,4 +5,4 @@
 	i32.extend8_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend8_s_2.wat b/cranelift/zkasm_data/spectest/i32/extend8_s_2.wat
index 581bda77897b..be6489cc25f4 100644
--- a/cranelift/zkasm_data/spectest/i32/extend8_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend8_s_2.wat
@@ -5,4 +5,4 @@
 	i32.extend8_s
 	i32.const 127
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend8_s_3.wat b/cranelift/zkasm_data/spectest/i32/extend8_s_3.wat
index 94471dd1b2e0..2c1b898a5dc2 100644
--- a/cranelift/zkasm_data/spectest/i32/extend8_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend8_s_3.wat
@@ -5,4 +5,4 @@
 	i32.extend8_s
 	i32.const -128
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend8_s_4.wat b/cranelift/zkasm_data/spectest/i32/extend8_s_4.wat
index bae992dc2ae7..3cff408a41d5 100644
--- a/cranelift/zkasm_data/spectest/i32/extend8_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend8_s_4.wat
@@ -5,4 +5,4 @@
 	i32.extend8_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend8_s_5.wat b/cranelift/zkasm_data/spectest/i32/extend8_s_5.wat
index 225a88156f63..47d87523ddf1 100644
--- a/cranelift/zkasm_data/spectest/i32/extend8_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend8_s_5.wat
@@ -5,4 +5,4 @@
 	i32.extend8_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend8_s_6.wat b/cranelift/zkasm_data/spectest/i32/extend8_s_6.wat
index 1f94819b3abe..cb73b997197f 100644
--- a/cranelift/zkasm_data/spectest/i32/extend8_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend8_s_6.wat
@@ -5,4 +5,4 @@
 	i32.extend8_s
 	i32.const -0x80
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/extend8_s_7.wat b/cranelift/zkasm_data/spectest/i32/extend8_s_7.wat
index 33f9515055f9..3d6c618764cc 100644
--- a/cranelift/zkasm_data/spectest/i32/extend8_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/extend8_s_7.wat
@@ -5,4 +5,4 @@
 	i32.extend8_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_1.wat b/cranelift/zkasm_data/spectest/i32/ge_s_1.wat
index 0b22f0e84621..460dc6a1c325 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_1.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_10.wat b/cranelift/zkasm_data/spectest/i32/ge_s_10.wat
index 15f27a9d14b4..420851ba5998 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_10.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_11.wat b/cranelift/zkasm_data/spectest/i32/ge_s_11.wat
index 292000c32744..095ef5e53042 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_11.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_12.wat b/cranelift/zkasm_data/spectest/i32/ge_s_12.wat
index 781d9eeef982..43e5abfcfd37 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_12.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_13.wat b/cranelift/zkasm_data/spectest/i32/ge_s_13.wat
index 0185cd5fd8f7..0ff5ffc40f0e 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_13.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_14.wat b/cranelift/zkasm_data/spectest/i32/ge_s_14.wat
index d8a4971e1722..ed423c857965 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_14.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_2.wat b/cranelift/zkasm_data/spectest/i32/ge_s_2.wat
index ea463f275b5d..eb00adf547b2 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_2.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_3.wat b/cranelift/zkasm_data/spectest/i32/ge_s_3.wat
index 1cb941e55c7a..0c27ec32592f 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_3.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_4.wat b/cranelift/zkasm_data/spectest/i32/ge_s_4.wat
index 6ab4e06c087c..be046fab0e7e 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_4.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_5.wat b/cranelift/zkasm_data/spectest/i32/ge_s_5.wat
index ce385d593d95..4128782f9b11 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_5.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_6.wat b/cranelift/zkasm_data/spectest/i32/ge_s_6.wat
index b7b47ccdfd9f..54eb43786641 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_6.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_7.wat b/cranelift/zkasm_data/spectest/i32/ge_s_7.wat
index f4efa7b6070f..2690b6eaaffb 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_7.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_8.wat b/cranelift/zkasm_data/spectest/i32/ge_s_8.wat
index add1c28ba06a..0646db098b1b 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_8.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_s_9.wat b/cranelift/zkasm_data/spectest/i32/ge_s_9.wat
index d3743555d4bf..6a9497590f29 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_s_9.wat
@@ -6,4 +6,4 @@
 	i32.ge_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_1.wat b/cranelift/zkasm_data/spectest/i32/ge_u_1.wat
index 91ec0a6ffb6f..58b0520b6e77 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_1.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_10.wat b/cranelift/zkasm_data/spectest/i32/ge_u_10.wat
index bf960d533545..1c652189e5a6 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_10.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_11.wat b/cranelift/zkasm_data/spectest/i32/ge_u_11.wat
index bbce95da08ad..8acb53785502 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_11.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_12.wat b/cranelift/zkasm_data/spectest/i32/ge_u_12.wat
index 61f36c02ad75..894de6f9f7c0 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_12.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_13.wat b/cranelift/zkasm_data/spectest/i32/ge_u_13.wat
index 6a0d498d9d84..7bede6043f72 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_13.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_14.wat b/cranelift/zkasm_data/spectest/i32/ge_u_14.wat
index 83464fc99909..1bb1b5491250 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_14.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_2.wat b/cranelift/zkasm_data/spectest/i32/ge_u_2.wat
index f849e0f6d0f4..bda4c1ec323a 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_2.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_3.wat b/cranelift/zkasm_data/spectest/i32/ge_u_3.wat
index 47430678f8fc..3397d7cd34cf 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_3.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_4.wat b/cranelift/zkasm_data/spectest/i32/ge_u_4.wat
index cd478fd9ac27..fe9e740456a5 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_4.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_5.wat b/cranelift/zkasm_data/spectest/i32/ge_u_5.wat
index 2424c3db43df..6e1a5412401a 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_5.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_6.wat b/cranelift/zkasm_data/spectest/i32/ge_u_6.wat
index 7abcc3bd83ad..0b05899117f6 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_6.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_7.wat b/cranelift/zkasm_data/spectest/i32/ge_u_7.wat
index 95abceb1d35f..c0e0584ceef2 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_7.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_8.wat b/cranelift/zkasm_data/spectest/i32/ge_u_8.wat
index 47b388590820..617ad01ca363 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_8.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ge_u_9.wat b/cranelift/zkasm_data/spectest/i32/ge_u_9.wat
index 96ead3bf142d..742383b07642 100644
--- a/cranelift/zkasm_data/spectest/i32/ge_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/ge_u_9.wat
@@ -6,4 +6,4 @@
 	i32.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_1.wat b/cranelift/zkasm_data/spectest/i32/gt_s_1.wat
index 47b23167de84..458ffb20f088 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_1.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_10.wat b/cranelift/zkasm_data/spectest/i32/gt_s_10.wat
index 55fd1e3006dc..566a76fc9154 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_10.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_11.wat b/cranelift/zkasm_data/spectest/i32/gt_s_11.wat
index cb7b023a41f9..0b7bb30323f4 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_11.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_12.wat b/cranelift/zkasm_data/spectest/i32/gt_s_12.wat
index ce7958e9cea0..24d7ee85ef5b 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_12.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_13.wat b/cranelift/zkasm_data/spectest/i32/gt_s_13.wat
index 6c7263cacac3..0443a9995384 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_13.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_14.wat b/cranelift/zkasm_data/spectest/i32/gt_s_14.wat
index e7dc7f79c6d9..baa5d86a2934 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_14.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_2.wat b/cranelift/zkasm_data/spectest/i32/gt_s_2.wat
index da4b82389e9b..ef915d5250c6 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_2.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_3.wat b/cranelift/zkasm_data/spectest/i32/gt_s_3.wat
index 9715b62163a0..5c951ec7b4b8 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_3.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_4.wat b/cranelift/zkasm_data/spectest/i32/gt_s_4.wat
index 6e2b9bd7e192..4e70271bf78c 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_4.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_5.wat b/cranelift/zkasm_data/spectest/i32/gt_s_5.wat
index 577d066b0354..1fb9451d08fc 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_5.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_6.wat b/cranelift/zkasm_data/spectest/i32/gt_s_6.wat
index b159fff0c1b9..af5209885ed7 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_6.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_7.wat b/cranelift/zkasm_data/spectest/i32/gt_s_7.wat
index 0268f7e8cd3b..1407d819c0a8 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_7.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_8.wat b/cranelift/zkasm_data/spectest/i32/gt_s_8.wat
index 57f5f2c6da5b..f30413ee0b61 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_8.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_s_9.wat b/cranelift/zkasm_data/spectest/i32/gt_s_9.wat
index 8bf2335ca25a..5429e3f98780 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_s_9.wat
@@ -6,4 +6,4 @@
 	i32.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_1.wat b/cranelift/zkasm_data/spectest/i32/gt_u_1.wat
index e1a178518529..55db7973520f 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_1.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_10.wat b/cranelift/zkasm_data/spectest/i32/gt_u_10.wat
index 01c16fc30f15..be628538a8eb 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_10.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_11.wat b/cranelift/zkasm_data/spectest/i32/gt_u_11.wat
index 5e679e9b73e7..232a15898337 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_11.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_12.wat b/cranelift/zkasm_data/spectest/i32/gt_u_12.wat
index b5ce0061dd0a..8507deb564fe 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_12.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_13.wat b/cranelift/zkasm_data/spectest/i32/gt_u_13.wat
index 0237baabbd16..9a54ea2472af 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_13.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_14.wat b/cranelift/zkasm_data/spectest/i32/gt_u_14.wat
index 5258009a4b10..e520c1993b5e 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_14.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_2.wat b/cranelift/zkasm_data/spectest/i32/gt_u_2.wat
index eba933702963..2685fb4897df 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_2.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_3.wat b/cranelift/zkasm_data/spectest/i32/gt_u_3.wat
index 06795fb935d1..47cf05741d47 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_3.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_4.wat b/cranelift/zkasm_data/spectest/i32/gt_u_4.wat
index 26c014565739..051fe4efef4b 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_4.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_5.wat b/cranelift/zkasm_data/spectest/i32/gt_u_5.wat
index 5f7e380ab283..55dadbed14c2 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_5.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_6.wat b/cranelift/zkasm_data/spectest/i32/gt_u_6.wat
index 1939efb5fcfb..daf6806e154e 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_6.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_7.wat b/cranelift/zkasm_data/spectest/i32/gt_u_7.wat
index 9813d531e7d0..43f093be7e0d 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_7.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_8.wat b/cranelift/zkasm_data/spectest/i32/gt_u_8.wat
index fb73d8fbdef1..7af29f1cf38e 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_8.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/gt_u_9.wat b/cranelift/zkasm_data/spectest/i32/gt_u_9.wat
index fe98cd5d9976..7ac2895b15b2 100644
--- a/cranelift/zkasm_data/spectest/i32/gt_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/gt_u_9.wat
@@ -6,4 +6,4 @@
 	i32.gt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_1.wat b/cranelift/zkasm_data/spectest/i32/le_s_1.wat
index 1bb2de43da35..8704214f52ce 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_1.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_10.wat b/cranelift/zkasm_data/spectest/i32/le_s_10.wat
index 50027d7eadbd..b7091c86deb0 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_10.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_11.wat b/cranelift/zkasm_data/spectest/i32/le_s_11.wat
index edd14d83bf0b..2cf5b02b2337 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_11.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_12.wat b/cranelift/zkasm_data/spectest/i32/le_s_12.wat
index 87118907791c..f8098982e93f 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_12.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_13.wat b/cranelift/zkasm_data/spectest/i32/le_s_13.wat
index 4eea33d56985..3d3c00ed5b9b 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_13.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_14.wat b/cranelift/zkasm_data/spectest/i32/le_s_14.wat
index 462a5fcf7ffb..4d6d638a1c9e 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_14.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_2.wat b/cranelift/zkasm_data/spectest/i32/le_s_2.wat
index 8ca5cff4585d..cedf29cfcf5a 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_2.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_3.wat b/cranelift/zkasm_data/spectest/i32/le_s_3.wat
index 50ffc5b45e3b..103dd415f1a5 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_3.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_4.wat b/cranelift/zkasm_data/spectest/i32/le_s_4.wat
index 3bc652c954d8..2ed29c5f8500 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_4.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_5.wat b/cranelift/zkasm_data/spectest/i32/le_s_5.wat
index 6649a4db4e3b..0134100831f5 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_5.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_6.wat b/cranelift/zkasm_data/spectest/i32/le_s_6.wat
index 064787bfc103..6e70f92b82d7 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_6.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_7.wat b/cranelift/zkasm_data/spectest/i32/le_s_7.wat
index 26ec1fda6c34..5112dd59031c 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_7.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_8.wat b/cranelift/zkasm_data/spectest/i32/le_s_8.wat
index b0f9066ed6cd..89364eac0813 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_8.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_s_9.wat b/cranelift/zkasm_data/spectest/i32/le_s_9.wat
index d66b564440e8..68907786b142 100644
--- a/cranelift/zkasm_data/spectest/i32/le_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_s_9.wat
@@ -6,4 +6,4 @@
 	i32.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_1.wat b/cranelift/zkasm_data/spectest/i32/le_u_1.wat
index 29ebc1aaad5a..ae7baee5804e 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_1.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_10.wat b/cranelift/zkasm_data/spectest/i32/le_u_10.wat
index 3aa8393925ca..6c2c5e5645ba 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_10.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_11.wat b/cranelift/zkasm_data/spectest/i32/le_u_11.wat
index abf1dd3e0a18..378a298c22de 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_11.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_12.wat b/cranelift/zkasm_data/spectest/i32/le_u_12.wat
index 584900ea128d..562c33ff6a3b 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_12.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_13.wat b/cranelift/zkasm_data/spectest/i32/le_u_13.wat
index 112bda8c2a35..9631941223f5 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_13.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_14.wat b/cranelift/zkasm_data/spectest/i32/le_u_14.wat
index 1b6996e04d40..087c9c79dc08 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_14.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_2.wat b/cranelift/zkasm_data/spectest/i32/le_u_2.wat
index bed3db904baa..5e6a3a4eddde 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_2.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_3.wat b/cranelift/zkasm_data/spectest/i32/le_u_3.wat
index a8b58c505a7c..2d6977249661 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_3.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_4.wat b/cranelift/zkasm_data/spectest/i32/le_u_4.wat
index c949c6378263..b6f39d8f5bf7 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_4.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_5.wat b/cranelift/zkasm_data/spectest/i32/le_u_5.wat
index 1b2281587cf0..813a5857a34e 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_5.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_6.wat b/cranelift/zkasm_data/spectest/i32/le_u_6.wat
index 9b725a313eeb..504870fb6bfd 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_6.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_7.wat b/cranelift/zkasm_data/spectest/i32/le_u_7.wat
index 2397d635abef..1a6bc26331b2 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_7.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_8.wat b/cranelift/zkasm_data/spectest/i32/le_u_8.wat
index fecbd6dda535..1cb5be89555a 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_8.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/le_u_9.wat b/cranelift/zkasm_data/spectest/i32/le_u_9.wat
index 127081beb1f7..d00d22a3e43a 100644
--- a/cranelift/zkasm_data/spectest/i32/le_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/le_u_9.wat
@@ -6,4 +6,4 @@
 	i32.le_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_1.wat b/cranelift/zkasm_data/spectest/i32/lt_s_1.wat
index 69231c790038..e40646e15dda 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_1.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_10.wat b/cranelift/zkasm_data/spectest/i32/lt_s_10.wat
index 6603c2f26a75..32e629a66b39 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_10.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_11.wat b/cranelift/zkasm_data/spectest/i32/lt_s_11.wat
index c23ca931bac5..ae02196e5a25 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_11.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_12.wat b/cranelift/zkasm_data/spectest/i32/lt_s_12.wat
index 7e67922dd698..af48ef620571 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_12.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_13.wat b/cranelift/zkasm_data/spectest/i32/lt_s_13.wat
index 6ea3b75dfc6c..45afa2d2e601 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_13.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_14.wat b/cranelift/zkasm_data/spectest/i32/lt_s_14.wat
index a23298d09857..466daeecd070 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_14.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_2.wat b/cranelift/zkasm_data/spectest/i32/lt_s_2.wat
index ad5e7975c673..65d5a4402580 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_2.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_3.wat b/cranelift/zkasm_data/spectest/i32/lt_s_3.wat
index 56b1bc15ef85..c64f0b768d01 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_3.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_4.wat b/cranelift/zkasm_data/spectest/i32/lt_s_4.wat
index 06c701c52de3..210bee6fb814 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_4.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_5.wat b/cranelift/zkasm_data/spectest/i32/lt_s_5.wat
index ea27ac7757af..198c495fac03 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_5.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_6.wat b/cranelift/zkasm_data/spectest/i32/lt_s_6.wat
index 8a4f27c25572..4bc3f0a9c36e 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_6.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_7.wat b/cranelift/zkasm_data/spectest/i32/lt_s_7.wat
index a1eef2d97e7b..10b907256824 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_7.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_8.wat b/cranelift/zkasm_data/spectest/i32/lt_s_8.wat
index a78659e81462..071e771eddd5 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_8.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_s_9.wat b/cranelift/zkasm_data/spectest/i32/lt_s_9.wat
index 8ea8015f671b..e140fba0737a 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_s_9.wat
@@ -6,4 +6,4 @@
 	i32.lt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_1.wat b/cranelift/zkasm_data/spectest/i32/lt_u_1.wat
index e26250e9adfd..86656d21a5d0 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_1.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_10.wat b/cranelift/zkasm_data/spectest/i32/lt_u_10.wat
index fdc14465881a..3e6fec9735c7 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_10.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_11.wat b/cranelift/zkasm_data/spectest/i32/lt_u_11.wat
index 49f77b1be13f..a3b837e2d8ae 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_11.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_12.wat b/cranelift/zkasm_data/spectest/i32/lt_u_12.wat
index 636175284791..7d21d307d6a3 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_12.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_13.wat b/cranelift/zkasm_data/spectest/i32/lt_u_13.wat
index c42b731b84c1..b0076b32f677 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_13.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_14.wat b/cranelift/zkasm_data/spectest/i32/lt_u_14.wat
index 705aea393fb8..da9c883423b1 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_14.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_2.wat b/cranelift/zkasm_data/spectest/i32/lt_u_2.wat
index 163018ff2c8e..82c85c57997f 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_2.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_3.wat b/cranelift/zkasm_data/spectest/i32/lt_u_3.wat
index 48d5dceb2077..4b6c055a01f1 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_3.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_4.wat b/cranelift/zkasm_data/spectest/i32/lt_u_4.wat
index 31f98426d731..9c554b419318 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_4.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_5.wat b/cranelift/zkasm_data/spectest/i32/lt_u_5.wat
index 288b06daacf8..10b4bf5cdc0b 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_5.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_6.wat b/cranelift/zkasm_data/spectest/i32/lt_u_6.wat
index 76f3bdee6bc3..6a5943c53ab5 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_6.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_7.wat b/cranelift/zkasm_data/spectest/i32/lt_u_7.wat
index e493b7ff0c7b..34ba2c2dee7c 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_7.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_8.wat b/cranelift/zkasm_data/spectest/i32/lt_u_8.wat
index 22d83e041a7c..1086a7c9d54a 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_8.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/lt_u_9.wat b/cranelift/zkasm_data/spectest/i32/lt_u_9.wat
index 59f936d8b53d..671ec35d88e0 100644
--- a/cranelift/zkasm_data/spectest/i32/lt_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/lt_u_9.wat
@@ -6,4 +6,4 @@
 	i32.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/mul_1.wat b/cranelift/zkasm_data/spectest/i32/mul_1.wat
index 8a194421a704..2e1c53a242f4 100644
--- a/cranelift/zkasm_data/spectest/i32/mul_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/mul_1.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/mul_2.wat b/cranelift/zkasm_data/spectest/i32/mul_2.wat
index ebaf7e3a8202..38d7366e21e3 100644
--- a/cranelift/zkasm_data/spectest/i32/mul_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/mul_2.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/mul_3.wat b/cranelift/zkasm_data/spectest/i32/mul_3.wat
index e46ad1828fd8..782285bdce0d 100644
--- a/cranelift/zkasm_data/spectest/i32/mul_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/mul_3.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/mul_4.wat b/cranelift/zkasm_data/spectest/i32/mul_4.wat
index 9d3a7719ac11..b62943d17cb8 100644
--- a/cranelift/zkasm_data/spectest/i32/mul_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/mul_4.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/mul_5.wat b/cranelift/zkasm_data/spectest/i32/mul_5.wat
index 6c98400bc0d6..987c42988ee7 100644
--- a/cranelift/zkasm_data/spectest/i32/mul_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/mul_5.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/mul_6.wat b/cranelift/zkasm_data/spectest/i32/mul_6.wat
index b55c6982780c..fe6ce1d6db05 100644
--- a/cranelift/zkasm_data/spectest/i32/mul_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/mul_6.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/mul_7.wat b/cranelift/zkasm_data/spectest/i32/mul_7.wat
index a1494a197d1a..a11eb6d89126 100644
--- a/cranelift/zkasm_data/spectest/i32/mul_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/mul_7.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 0x80000001
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/mul_8.wat b/cranelift/zkasm_data/spectest/i32/mul_8.wat
index 8f6b103e68bd..fd67951d61d7 100644
--- a/cranelift/zkasm_data/spectest/i32/mul_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/mul_8.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 0x358e7470
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/mul_9.wat b/cranelift/zkasm_data/spectest/i32/mul_9.wat
index 708fa7af38c6..0f449c635564 100644
--- a/cranelift/zkasm_data/spectest/i32/mul_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/mul_9.wat
@@ -6,4 +6,4 @@
 	i32.mul
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_1.wat b/cranelift/zkasm_data/spectest/i32/ne_1.wat
index d552aa67b25d..0f73173ec3ae 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_1.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_10.wat b/cranelift/zkasm_data/spectest/i32/ne_10.wat
index c698eb68d948..63df1cb1070f 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_10.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_11.wat b/cranelift/zkasm_data/spectest/i32/ne_11.wat
index aed8aae3a068..21749f013e28 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_11.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_12.wat b/cranelift/zkasm_data/spectest/i32/ne_12.wat
index 23898f77a87a..9c5a5b4a5b67 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_12.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_13.wat b/cranelift/zkasm_data/spectest/i32/ne_13.wat
index 897b86d3c7f5..dd5b5ce7c6d5 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_13.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_14.wat b/cranelift/zkasm_data/spectest/i32/ne_14.wat
index 7d606c7be608..34d4e9b72775 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_14.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_2.wat b/cranelift/zkasm_data/spectest/i32/ne_2.wat
index 51e668c6a859..6f1ff7940898 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_2.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_3.wat b/cranelift/zkasm_data/spectest/i32/ne_3.wat
index eae8b43a4e18..e26e1e4d37be 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_3.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_4.wat b/cranelift/zkasm_data/spectest/i32/ne_4.wat
index a0ace92030f7..dafed8fd17a6 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_4.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_5.wat b/cranelift/zkasm_data/spectest/i32/ne_5.wat
index d35dab6e99a6..cfc770a232d3 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_5.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_6.wat b/cranelift/zkasm_data/spectest/i32/ne_6.wat
index 055a95a76d0a..4c9936c88a88 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_6.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_7.wat b/cranelift/zkasm_data/spectest/i32/ne_7.wat
index a8151660e8c6..471035df7156 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_7.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_8.wat b/cranelift/zkasm_data/spectest/i32/ne_8.wat
index cf2b2326a891..6c414f9fb71d 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_8.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/ne_9.wat b/cranelift/zkasm_data/spectest/i32/ne_9.wat
index 81ae14bb4b51..be776ccab781 100644
--- a/cranelift/zkasm_data/spectest/i32/ne_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/ne_9.wat
@@ -6,4 +6,4 @@
 	i32.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/or_1.wat b/cranelift/zkasm_data/spectest/i32/or_1.wat
index 22ff1ecf536c..cce77176925e 100644
--- a/cranelift/zkasm_data/spectest/i32/or_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/or_1.wat
@@ -6,4 +6,4 @@
 	i32.or
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/or_2.wat b/cranelift/zkasm_data/spectest/i32/or_2.wat
index 70ea62ddfd47..2c65269de95a 100644
--- a/cranelift/zkasm_data/spectest/i32/or_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/or_2.wat
@@ -6,4 +6,4 @@
 	i32.or
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/or_3.wat b/cranelift/zkasm_data/spectest/i32/or_3.wat
index 524a09460a22..a4d8631edf8e 100644
--- a/cranelift/zkasm_data/spectest/i32/or_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/or_3.wat
@@ -6,4 +6,4 @@
 	i32.or
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/or_4.wat b/cranelift/zkasm_data/spectest/i32/or_4.wat
index 687f3504df33..bbbfff64006c 100644
--- a/cranelift/zkasm_data/spectest/i32/or_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/or_4.wat
@@ -6,4 +6,4 @@
 	i32.or
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/or_5.wat b/cranelift/zkasm_data/spectest/i32/or_5.wat
index e4510a575cc0..b302ff5ac6d0 100644
--- a/cranelift/zkasm_data/spectest/i32/or_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/or_5.wat
@@ -6,4 +6,4 @@
 	i32.or
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/or_6.wat b/cranelift/zkasm_data/spectest/i32/or_6.wat
index c565f6331ff5..50b90490e0f8 100644
--- a/cranelift/zkasm_data/spectest/i32/or_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/or_6.wat
@@ -6,4 +6,4 @@
 	i32.or
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/or_7.wat b/cranelift/zkasm_data/spectest/i32/or_7.wat
index 73c237332c0e..a7d6e94df9a8 100644
--- a/cranelift/zkasm_data/spectest/i32/or_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/or_7.wat
@@ -6,4 +6,4 @@
 	i32.or
 	i32.const 0xffffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/or_8.wat b/cranelift/zkasm_data/spectest/i32/or_8.wat
index 2aa133d2f554..77238c76d07f 100644
--- a/cranelift/zkasm_data/spectest/i32/or_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/or_8.wat
@@ -6,4 +6,4 @@
 	i32.or
 	i32.const 0xffffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/popcnt_1.wat b/cranelift/zkasm_data/spectest/i32/popcnt_1.wat
index 868e12e7d753..1bf2ca9fdb0c 100644
--- a/cranelift/zkasm_data/spectest/i32/popcnt_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/popcnt_1.wat
@@ -5,4 +5,4 @@
 	i32.popcnt
 	i32.const 32
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/popcnt_2.wat b/cranelift/zkasm_data/spectest/i32/popcnt_2.wat
index af3acd527c44..d35cb41287e0 100644
--- a/cranelift/zkasm_data/spectest/i32/popcnt_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/popcnt_2.wat
@@ -5,4 +5,4 @@
 	i32.popcnt
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/popcnt_3.wat b/cranelift/zkasm_data/spectest/i32/popcnt_3.wat
index 5f13d44bcc0a..d627d11e0a2f 100644
--- a/cranelift/zkasm_data/spectest/i32/popcnt_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/popcnt_3.wat
@@ -5,4 +5,4 @@
 	i32.popcnt
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/popcnt_4.wat b/cranelift/zkasm_data/spectest/i32/popcnt_4.wat
index 189dd959879d..79b6c4de46a8 100644
--- a/cranelift/zkasm_data/spectest/i32/popcnt_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/popcnt_4.wat
@@ -5,4 +5,4 @@
 	i32.popcnt
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/popcnt_5.wat b/cranelift/zkasm_data/spectest/i32/popcnt_5.wat
index cf49f0b2c3c0..0c1dfdd8756e 100644
--- a/cranelift/zkasm_data/spectest/i32/popcnt_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/popcnt_5.wat
@@ -5,4 +5,4 @@
 	i32.popcnt
 	i32.const 31
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/popcnt_6.wat b/cranelift/zkasm_data/spectest/i32/popcnt_6.wat
index d57b1ee7d221..60586f09e53b 100644
--- a/cranelift/zkasm_data/spectest/i32/popcnt_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/popcnt_6.wat
@@ -5,4 +5,4 @@
 	i32.popcnt
 	i32.const 16
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/popcnt_7.wat b/cranelift/zkasm_data/spectest/i32/popcnt_7.wat
index 96f808ae4efd..fd992373d590 100644
--- a/cranelift/zkasm_data/spectest/i32/popcnt_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/popcnt_7.wat
@@ -5,4 +5,4 @@
 	i32.popcnt
 	i32.const 16
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/popcnt_8.wat b/cranelift/zkasm_data/spectest/i32/popcnt_8.wat
index 3426a4e8251a..96515b9da021 100644
--- a/cranelift/zkasm_data/spectest/i32/popcnt_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/popcnt_8.wat
@@ -5,4 +5,4 @@
 	i32.popcnt
 	i32.const 24
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_1.wat b/cranelift/zkasm_data/spectest/i32/rem_s_1.wat
index a6e383d26d0d..38a3e2fadc2a 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_1.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_10.wat b/cranelift/zkasm_data/spectest/i32/rem_s_10.wat
index 167b6ac364e0..b3544459754b 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_10.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_11.wat b/cranelift/zkasm_data/spectest/i32/rem_s_11.wat
index f2b7d2eb06ce..2904fd6cb5f0 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_11.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_12.wat b/cranelift/zkasm_data/spectest/i32/rem_s_12.wat
index bf4044541b0d..cbc92f291be1 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_12.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_13.wat b/cranelift/zkasm_data/spectest/i32/rem_s_13.wat
index c6ae6126cea9..7e5753595692 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_13.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_14.wat b/cranelift/zkasm_data/spectest/i32/rem_s_14.wat
index dd273995e3f7..36c3e65708fc 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_14.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_15.wat b/cranelift/zkasm_data/spectest/i32/rem_s_15.wat
index e335e987c5ca..69a459ccd693 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_15.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_15.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_16.wat b/cranelift/zkasm_data/spectest/i32/rem_s_16.wat
index f584eff5d409..42d45a2e1cec 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_16.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_16.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_17.wat b/cranelift/zkasm_data/spectest/i32/rem_s_17.wat
index fac1e6b401e3..28d83fb33360 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_17.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_17.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_18.wat b/cranelift/zkasm_data/spectest/i32/rem_s_18.wat
index 0ba52bf9e393..7243105e37f1 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_18.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_18.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 3
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_2.wat b/cranelift/zkasm_data/spectest/i32/rem_s_2.wat
index fa6bf6d69d5f..7d992a265a69 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_2.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_3.wat b/cranelift/zkasm_data/spectest/i32/rem_s_3.wat
index daff0de97522..5a863c899d65 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_3.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_4.wat b/cranelift/zkasm_data/spectest/i32/rem_s_4.wat
index 11814104703c..bc8bef91ce3c 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_4.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_5.wat b/cranelift/zkasm_data/spectest/i32/rem_s_5.wat
index 524b92bbc994..14b739ff2bf9 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_5.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_6.wat b/cranelift/zkasm_data/spectest/i32/rem_s_6.wat
index 2444be042ad0..44203584479b 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_6.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_7.wat b/cranelift/zkasm_data/spectest/i32/rem_s_7.wat
index 83606077b4a8..556c1af66030 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_7.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_8.wat b/cranelift/zkasm_data/spectest/i32/rem_s_8.wat
index babc021f1ad2..e539cb236ee4 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_8.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const -647
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_s_9.wat b/cranelift/zkasm_data/spectest/i32/rem_s_9.wat
index 4f05906e767b..1fd75a30b339 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_s_9.wat
@@ -6,4 +6,4 @@
 	i32.rem_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_1.wat b/cranelift/zkasm_data/spectest/i32/rem_u_1.wat
index fab93c7b1d5c..59c178ce242d 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_1.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_10.wat b/cranelift/zkasm_data/spectest/i32/rem_u_10.wat
index 6bf444e83a11..6d5d2effb8fe 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_10.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 5
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_11.wat b/cranelift/zkasm_data/spectest/i32/rem_u_11.wat
index 7e611ecfb9ea..62f64442a31b 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_11.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const -5
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_12.wat b/cranelift/zkasm_data/spectest/i32/rem_u_12.wat
index 25467625ac20..5c5c26db4c3f 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_12.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_13.wat b/cranelift/zkasm_data/spectest/i32/rem_u_13.wat
index fcca130b6e22..7fe73004df19 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_13.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_14.wat b/cranelift/zkasm_data/spectest/i32/rem_u_14.wat
index 17090efc5994..35a41dae3c1a 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_14.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 3
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_2.wat b/cranelift/zkasm_data/spectest/i32/rem_u_2.wat
index 1ca04d4ab615..fdf26be77800 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_2.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_3.wat b/cranelift/zkasm_data/spectest/i32/rem_u_3.wat
index 6f17d513e161..670cd4763ba4 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_3.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_4.wat b/cranelift/zkasm_data/spectest/i32/rem_u_4.wat
index a9a6866e1214..370f8bb82bdf 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_4.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_5.wat b/cranelift/zkasm_data/spectest/i32/rem_u_5.wat
index 7f48993948ac..309ef4217c37 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_5.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_6.wat b/cranelift/zkasm_data/spectest/i32/rem_u_6.wat
index 206cae61b4e8..148fd33324e0 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_6.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 0x8001
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_7.wat b/cranelift/zkasm_data/spectest/i32/rem_u_7.wat
index c3e314990826..1b4892a09121 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_7.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 649
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_8.wat b/cranelift/zkasm_data/spectest/i32/rem_u_8.wat
index 6c4f6f15a5a2..37df64728be2 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_8.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rem_u_9.wat b/cranelift/zkasm_data/spectest/i32/rem_u_9.wat
index 8383ebff2aa7..c992316b9f08 100644
--- a/cranelift/zkasm_data/spectest/i32/rem_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/rem_u_9.wat
@@ -6,4 +6,4 @@
 	i32.rem_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_1.wat b/cranelift/zkasm_data/spectest/i32/rotl_1.wat
index 18b69106cbae..56f33cbdd589 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_1.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_10.wat b/cranelift/zkasm_data/spectest/i32/rotl_10.wat
index d05867508d58..8d6649b7bcda 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_10.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 0x579beed3
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_11.wat b/cranelift/zkasm_data/spectest/i32/rotl_11.wat
index 1e53f04886f8..ce4f4486ad7c 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_11.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 0x579beed3
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_12.wat b/cranelift/zkasm_data/spectest/i32/rotl_12.wat
index 255bef5d6392..c09655ce8eb6 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_12.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_13.wat b/cranelift/zkasm_data/spectest/i32/rotl_13.wat
index 9c509a14584f..ce6e3642a130 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_13.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_2.wat b/cranelift/zkasm_data/spectest/i32/rotl_2.wat
index a9ca769da84a..bd46b5ca9ddb 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_2.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_3.wat b/cranelift/zkasm_data/spectest/i32/rotl_3.wat
index fea56e051c34..415bf96e2229 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_3.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_4.wat b/cranelift/zkasm_data/spectest/i32/rotl_4.wat
index 3d0cf5261e24..a238ba6566ed 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_4.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_5.wat b/cranelift/zkasm_data/spectest/i32/rotl_5.wat
index 7e872901f9a5..197e1de5d2b6 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_5.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 0x579b30ed
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_6.wat b/cranelift/zkasm_data/spectest/i32/rotl_6.wat
index 739e07426e97..145b5d145462 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_6.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 0xe00dc00f
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_7.wat b/cranelift/zkasm_data/spectest/i32/rotl_7.wat
index 90ee64c5e1e7..f6264b3709e0 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_7.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 0x183a5c76
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_8.wat b/cranelift/zkasm_data/spectest/i32/rotl_8.wat
index daaba70fc62c..697d535e9c62 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_8.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 0x00100000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotl_9.wat b/cranelift/zkasm_data/spectest/i32/rotl_9.wat
index ed89669d51c5..d739853033d3 100644
--- a/cranelift/zkasm_data/spectest/i32/rotl_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotl_9.wat
@@ -6,4 +6,4 @@
 	i32.rotl
 	i32.const 0x183a5c76
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_1.wat b/cranelift/zkasm_data/spectest/i32/rotr_1.wat
index 45bc927e8e7b..c18ead759049 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_1.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_10.wat b/cranelift/zkasm_data/spectest/i32/rotr_10.wat
index 92479ec7b1d7..0de05dd12d2c 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_10.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 0xe6fbb4d5
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_11.wat b/cranelift/zkasm_data/spectest/i32/rotr_11.wat
index 692934976421..0fb2186f4cd7 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_11.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 0xe6fbb4d5
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_12.wat b/cranelift/zkasm_data/spectest/i32/rotr_12.wat
index 6fc518fb854b..a404683887dc 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_12.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_13.wat b/cranelift/zkasm_data/spectest/i32/rotr_13.wat
index 976399b015a1..71e98451d1cf 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_13.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_2.wat b/cranelift/zkasm_data/spectest/i32/rotr_2.wat
index 6dc07ffbebe9..b994a64f0079 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_2.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_3.wat b/cranelift/zkasm_data/spectest/i32/rotr_3.wat
index bf80e22e6c85..b96b525d1294 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_3.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_4.wat b/cranelift/zkasm_data/spectest/i32/rotr_4.wat
index 4442ab5a8161..d0b03e3db94d 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_4.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_5.wat b/cranelift/zkasm_data/spectest/i32/rotr_5.wat
index 181096d35ff8..26152273c46c 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_5.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 0x7f806600
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_6.wat b/cranelift/zkasm_data/spectest/i32/rotr_6.wat
index 2177e1ae5cb5..e8625da6519e 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_6.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 0x00008000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_7.wat b/cranelift/zkasm_data/spectest/i32/rotr_7.wat
index f4a857d1f236..8f7d96546aa2 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_7.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 0x1d860e97
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_8.wat b/cranelift/zkasm_data/spectest/i32/rotr_8.wat
index 2118735d4822..4664463fb44d 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_8.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 0x00000400
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/rotr_9.wat b/cranelift/zkasm_data/spectest/i32/rotr_9.wat
index b2c1001cf013..ebb4963fd231 100644
--- a/cranelift/zkasm_data/spectest/i32/rotr_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/rotr_9.wat
@@ -6,4 +6,4 @@
 	i32.rotr
 	i32.const 0x1d860e97
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_1.wat b/cranelift/zkasm_data/spectest/i32/shl_1.wat
index 6a25b3bfffcd..7b54e0295bf6 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_1.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_10.wat b/cranelift/zkasm_data/spectest/i32/shl_10.wat
index 180e43f638a8..07c07c6c9f78 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_10.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_11.wat b/cranelift/zkasm_data/spectest/i32/shl_11.wat
index 7cece477fb0e..a28b0d204f3c 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_11.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_2.wat b/cranelift/zkasm_data/spectest/i32/shl_2.wat
index 81104b45bbf2..d643026a9909 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_2.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_3.wat b/cranelift/zkasm_data/spectest/i32/shl_3.wat
index a4f64ee2c035..808336810fba 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_3.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 0xfffffffe
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_4.wat b/cranelift/zkasm_data/spectest/i32/shl_4.wat
index 536e747ed01a..5676a4fb3687 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_4.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 0xfffffffe
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_5.wat b/cranelift/zkasm_data/spectest/i32/shl_5.wat
index dea9ed12e330..eb0a67efb2b0 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_5.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_6.wat b/cranelift/zkasm_data/spectest/i32/shl_6.wat
index cc31cdee0a5a..4667bfbc125e 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_6.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_7.wat b/cranelift/zkasm_data/spectest/i32/shl_7.wat
index 7d98339d584c..302a0bac0a0c 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_7.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_8.wat b/cranelift/zkasm_data/spectest/i32/shl_8.wat
index 0186fb9742e9..08fb571f9eef 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_8.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shl_9.wat b/cranelift/zkasm_data/spectest/i32/shl_9.wat
index 8afe26ee52b3..cc82ede20881 100644
--- a/cranelift/zkasm_data/spectest/i32/shl_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/shl_9.wat
@@ -6,4 +6,4 @@
 	i32.shl
 	i32.const 2
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_1.wat b/cranelift/zkasm_data/spectest/i32/shr_s_1.wat
index ee04356060b2..6d25025175a3 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_1.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_10.wat b/cranelift/zkasm_data/spectest/i32/shr_s_10.wat
index c8bbb90582b6..8a257d42bb18 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_10.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_11.wat b/cranelift/zkasm_data/spectest/i32/shr_s_11.wat
index 1afcec46d649..64091f06bc72 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_11.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_12.wat b/cranelift/zkasm_data/spectest/i32/shr_s_12.wat
index 89a3e52f8409..d77c46e24829 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_12.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_13.wat b/cranelift/zkasm_data/spectest/i32/shr_s_13.wat
index 78992c5ee625..2f0478e51f01 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_13.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_14.wat b/cranelift/zkasm_data/spectest/i32/shr_s_14.wat
index ee1240c3cd53..7a841544f433 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_14.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_15.wat b/cranelift/zkasm_data/spectest/i32/shr_s_15.wat
index 5190211bb3e3..b6539d9c92e9 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_15.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_15.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_16.wat b/cranelift/zkasm_data/spectest/i32/shr_s_16.wat
index 377ca7f5c658..8bab8438b0dd 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_16.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_16.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_17.wat b/cranelift/zkasm_data/spectest/i32/shr_s_17.wat
index 887a0ccff3a8..fc208732b133 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_17.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_17.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_2.wat b/cranelift/zkasm_data/spectest/i32/shr_s_2.wat
index 663c871f26d1..25edfa5a467e 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_2.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_3.wat b/cranelift/zkasm_data/spectest/i32/shr_s_3.wat
index 0d0e4fd01770..67904c8ec6a3 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_3.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_4.wat b/cranelift/zkasm_data/spectest/i32/shr_s_4.wat
index a9d1e07d9083..1ba8e9ae04ac 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_4.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const 0x3fffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_5.wat b/cranelift/zkasm_data/spectest/i32/shr_s_5.wat
index 064dbeecd131..d4f5ffa3916e 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_5.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const 0xc0000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_6.wat b/cranelift/zkasm_data/spectest/i32/shr_s_6.wat
index 36dbd1896fdb..189dee7e62f9 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_6.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const 0x20000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_7.wat b/cranelift/zkasm_data/spectest/i32/shr_s_7.wat
index e44239ec425c..f33f3d723f69 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_7.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_8.wat b/cranelift/zkasm_data/spectest/i32/shr_s_8.wat
index 59dc9ed7fc6e..c8d7ed86180f 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_8.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_s_9.wat b/cranelift/zkasm_data/spectest/i32/shr_s_9.wat
index da3b1aac8da9..c8be2711571f 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_s_9.wat
@@ -6,4 +6,4 @@
 	i32.shr_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_1.wat b/cranelift/zkasm_data/spectest/i32/shr_u_1.wat
index 430ebabb0ea5..5d10c23af0f9 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_1.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_10.wat b/cranelift/zkasm_data/spectest/i32/shr_u_10.wat
index 1c3f09c8cfee..4a67926bdf87 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_10.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_11.wat b/cranelift/zkasm_data/spectest/i32/shr_u_11.wat
index 9788e3a02548..8aa3a524d6ba 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_11.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_12.wat b/cranelift/zkasm_data/spectest/i32/shr_u_12.wat
index c62672c3ce85..5c24e1e899ca 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_12.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_13.wat b/cranelift/zkasm_data/spectest/i32/shr_u_13.wat
index 6a3760c876c0..04b64e46dde9 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_13.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_14.wat b/cranelift/zkasm_data/spectest/i32/shr_u_14.wat
index 409154789a51..f82ba104dbe4 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_14.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 0x7fffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_15.wat b/cranelift/zkasm_data/spectest/i32/shr_u_15.wat
index 3900412463a0..678e94a3555e 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_15.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_15.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_16.wat b/cranelift/zkasm_data/spectest/i32/shr_u_16.wat
index 1d454b9c8041..d0d3dec20fe3 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_16.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_16.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_17.wat b/cranelift/zkasm_data/spectest/i32/shr_u_17.wat
index a407a2eff718..3bcdd3e706e6 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_17.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_17.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_2.wat b/cranelift/zkasm_data/spectest/i32/shr_u_2.wat
index 2166e7cae570..b7d78372466c 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_2.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_3.wat b/cranelift/zkasm_data/spectest/i32/shr_u_3.wat
index f0fc31c54d76..c70ae9948fba 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_3.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 0x7fffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_4.wat b/cranelift/zkasm_data/spectest/i32/shr_u_4.wat
index 7c0aca31c1fa..3056809b98d1 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_4.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 0x3fffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_5.wat b/cranelift/zkasm_data/spectest/i32/shr_u_5.wat
index e6dbae59e438..931b66bf0608 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_5.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 0x40000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_6.wat b/cranelift/zkasm_data/spectest/i32/shr_u_6.wat
index cb706e58c03d..aa79b5769018 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_6.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 0x20000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_7.wat b/cranelift/zkasm_data/spectest/i32/shr_u_7.wat
index 01499eccc8aa..613f1da27869 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_7.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_8.wat b/cranelift/zkasm_data/spectest/i32/shr_u_8.wat
index 0aadcbeda87e..849daa7b5fda 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_8.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/shr_u_9.wat b/cranelift/zkasm_data/spectest/i32/shr_u_9.wat
index a99a62e83b03..76e4208cadb6 100644
--- a/cranelift/zkasm_data/spectest/i32/shr_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/shr_u_9.wat
@@ -6,4 +6,4 @@
 	i32.shr_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/sub_1.wat b/cranelift/zkasm_data/spectest/i32/sub_1.wat
index 0055c2e298b8..f6ffe6361264 100644
--- a/cranelift/zkasm_data/spectest/i32/sub_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/sub_1.wat
@@ -6,4 +6,4 @@
 	i32.sub
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/sub_2.wat b/cranelift/zkasm_data/spectest/i32/sub_2.wat
index 31c9329827be..d31aea20800c 100644
--- a/cranelift/zkasm_data/spectest/i32/sub_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/sub_2.wat
@@ -6,4 +6,4 @@
 	i32.sub
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/sub_3.wat b/cranelift/zkasm_data/spectest/i32/sub_3.wat
index 8cb489f15bcb..59cd2110b7f0 100644
--- a/cranelift/zkasm_data/spectest/i32/sub_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/sub_3.wat
@@ -6,4 +6,4 @@
 	i32.sub
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/sub_4.wat b/cranelift/zkasm_data/spectest/i32/sub_4.wat
index ce273ea16c80..971c1d7eb42b 100644
--- a/cranelift/zkasm_data/spectest/i32/sub_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/sub_4.wat
@@ -6,4 +6,4 @@
 	i32.sub
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/sub_5.wat b/cranelift/zkasm_data/spectest/i32/sub_5.wat
index ed820f62a1d8..977d0f007a22 100644
--- a/cranelift/zkasm_data/spectest/i32/sub_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/sub_5.wat
@@ -6,4 +6,4 @@
 	i32.sub
 	i32.const 0x7fffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/sub_6.wat b/cranelift/zkasm_data/spectest/i32/sub_6.wat
index e996e0f1a1cd..8f8012e10c04 100644
--- a/cranelift/zkasm_data/spectest/i32/sub_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/sub_6.wat
@@ -6,4 +6,4 @@
 	i32.sub
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/sub_7.wat b/cranelift/zkasm_data/spectest/i32/sub_7.wat
index da3f722331e1..c2a35afb18a4 100644
--- a/cranelift/zkasm_data/spectest/i32/sub_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/sub_7.wat
@@ -6,4 +6,4 @@
 	i32.sub
 	i32.const 0x40000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/xor_1.wat b/cranelift/zkasm_data/spectest/i32/xor_1.wat
index 3191018b2a88..294054672443 100644
--- a/cranelift/zkasm_data/spectest/i32/xor_1.wat
+++ b/cranelift/zkasm_data/spectest/i32/xor_1.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/xor_10.wat b/cranelift/zkasm_data/spectest/i32/xor_10.wat
index ecfadaddef13..c4831fc40b65 100644
--- a/cranelift/zkasm_data/spectest/i32/xor_10.wat
+++ b/cranelift/zkasm_data/spectest/i32/xor_10.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/xor_2.wat b/cranelift/zkasm_data/spectest/i32/xor_2.wat
index 60afb840c2ed..c3f715514927 100644
--- a/cranelift/zkasm_data/spectest/i32/xor_2.wat
+++ b/cranelift/zkasm_data/spectest/i32/xor_2.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/xor_3.wat b/cranelift/zkasm_data/spectest/i32/xor_3.wat
index 06f572801662..d3a650900733 100644
--- a/cranelift/zkasm_data/spectest/i32/xor_3.wat
+++ b/cranelift/zkasm_data/spectest/i32/xor_3.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/xor_4.wat b/cranelift/zkasm_data/spectest/i32/xor_4.wat
index 2449c01b8a49..e25df1d04cdf 100644
--- a/cranelift/zkasm_data/spectest/i32/xor_4.wat
+++ b/cranelift/zkasm_data/spectest/i32/xor_4.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/xor_5.wat b/cranelift/zkasm_data/spectest/i32/xor_5.wat
index 3a63009c2071..f42f81096a4a 100644
--- a/cranelift/zkasm_data/spectest/i32/xor_5.wat
+++ b/cranelift/zkasm_data/spectest/i32/xor_5.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const -1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/xor_6.wat b/cranelift/zkasm_data/spectest/i32/xor_6.wat
index 2afa48bf491c..4d04077f1407 100644
--- a/cranelift/zkasm_data/spectest/i32/xor_6.wat
+++ b/cranelift/zkasm_data/spectest/i32/xor_6.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/xor_7.wat b/cranelift/zkasm_data/spectest/i32/xor_7.wat
index 4557eeb8be01..fc84158b59f9 100644
--- a/cranelift/zkasm_data/spectest/i32/xor_7.wat
+++ b/cranelift/zkasm_data/spectest/i32/xor_7.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const 0x7fffffff
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/xor_8.wat b/cranelift/zkasm_data/spectest/i32/xor_8.wat
index 637873093e46..eeadcdcf6263 100644
--- a/cranelift/zkasm_data/spectest/i32/xor_8.wat
+++ b/cranelift/zkasm_data/spectest/i32/xor_8.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const 0x80000000
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i32/xor_9.wat b/cranelift/zkasm_data/spectest/i32/xor_9.wat
index e41a4b550e00..2047e017e316 100644
--- a/cranelift/zkasm_data/spectest/i32/xor_9.wat
+++ b/cranelift/zkasm_data/spectest/i32/xor_9.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const 0x0f0f0f0f
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/add_1.wat b/cranelift/zkasm_data/spectest/i64/add_1.wat
index b49590d56cfb..ce0f79ac3746 100644
--- a/cranelift/zkasm_data/spectest/i64/add_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/add_1.wat
@@ -6,4 +6,4 @@
 	i64.add
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/add_2.wat b/cranelift/zkasm_data/spectest/i64/add_2.wat
index 30e03a32a64d..c36c45296d83 100644
--- a/cranelift/zkasm_data/spectest/i64/add_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/add_2.wat
@@ -6,4 +6,4 @@
 	i64.add
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/add_3.wat b/cranelift/zkasm_data/spectest/i64/add_3.wat
index 5a5071eaab78..5c323d16afad 100644
--- a/cranelift/zkasm_data/spectest/i64/add_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/add_3.wat
@@ -6,4 +6,4 @@
 	i64.add
 	i64.const -2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/add_4.wat b/cranelift/zkasm_data/spectest/i64/add_4.wat
index 2aaafa345d8c..eee7b2f00ed4 100644
--- a/cranelift/zkasm_data/spectest/i64/add_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/add_4.wat
@@ -6,4 +6,4 @@
 	i64.add
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/add_5.wat b/cranelift/zkasm_data/spectest/i64/add_5.wat
index ac7932825e60..18cd27e04613 100644
--- a/cranelift/zkasm_data/spectest/i64/add_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/add_5.wat
@@ -6,4 +6,4 @@
 	i64.add
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/add_6.wat b/cranelift/zkasm_data/spectest/i64/add_6.wat
index b63fee1a87ed..a722efc77e7b 100644
--- a/cranelift/zkasm_data/spectest/i64/add_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/add_6.wat
@@ -6,4 +6,4 @@
 	i64.add
 	i64.const 0x7fffffffffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/add_7.wat b/cranelift/zkasm_data/spectest/i64/add_7.wat
index 8ef7965c3497..d19dd8830a4c 100644
--- a/cranelift/zkasm_data/spectest/i64/add_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/add_7.wat
@@ -6,4 +6,4 @@
 	i64.add
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/add_8.wat b/cranelift/zkasm_data/spectest/i64/add_8.wat
index b50c2177a4a6..e94bca5d2eb5 100644
--- a/cranelift/zkasm_data/spectest/i64/add_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/add_8.wat
@@ -6,4 +6,4 @@
 	i64.add
 	i64.const 0x40000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/and_1.wat b/cranelift/zkasm_data/spectest/i64/and_1.wat
index a0d910c5ac72..2e6c11086c01 100644
--- a/cranelift/zkasm_data/spectest/i64/and_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/and_1.wat
@@ -6,4 +6,4 @@
 	i64.and
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/and_2.wat b/cranelift/zkasm_data/spectest/i64/and_2.wat
index d90be168c8ac..b4a05b69f519 100644
--- a/cranelift/zkasm_data/spectest/i64/and_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/and_2.wat
@@ -6,4 +6,4 @@
 	i64.and
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/and_3.wat b/cranelift/zkasm_data/spectest/i64/and_3.wat
index 1c6f40fb7cf3..be985687a985 100644
--- a/cranelift/zkasm_data/spectest/i64/and_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/and_3.wat
@@ -6,4 +6,4 @@
 	i64.and
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/and_4.wat b/cranelift/zkasm_data/spectest/i64/and_4.wat
index 7a24c3194684..013b960b3b65 100644
--- a/cranelift/zkasm_data/spectest/i64/and_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/and_4.wat
@@ -6,4 +6,4 @@
 	i64.and
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/and_5.wat b/cranelift/zkasm_data/spectest/i64/and_5.wat
index fb233062d1d1..560ed424e657 100644
--- a/cranelift/zkasm_data/spectest/i64/and_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/and_5.wat
@@ -6,4 +6,4 @@
 	i64.and
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/and_6.wat b/cranelift/zkasm_data/spectest/i64/and_6.wat
index e82ee2af0035..1b5c95c71b4d 100644
--- a/cranelift/zkasm_data/spectest/i64/and_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/and_6.wat
@@ -6,4 +6,4 @@
 	i64.and
 	i64.const 0x7fffffffffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/and_7.wat b/cranelift/zkasm_data/spectest/i64/and_7.wat
index 1951e3794838..72e309c9cad5 100644
--- a/cranelift/zkasm_data/spectest/i64/and_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/and_7.wat
@@ -6,4 +6,4 @@
 	i64.and
 	i64.const 0xf0f0f0f0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/and_8.wat b/cranelift/zkasm_data/spectest/i64/and_8.wat
index 3845e1506ec2..4c13fd736210 100644
--- a/cranelift/zkasm_data/spectest/i64/and_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/and_8.wat
@@ -6,4 +6,4 @@
 	i64.and
 	i64.const 0xffffffffffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/clz_1.wat b/cranelift/zkasm_data/spectest/i64/clz_1.wat
index d2fa55c27208..2bf7d36c3c17 100644
--- a/cranelift/zkasm_data/spectest/i64/clz_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/clz_1.wat
@@ -5,4 +5,4 @@
 	i64.clz
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/clz_2.wat b/cranelift/zkasm_data/spectest/i64/clz_2.wat
index 780025499e8c..b0a35e9a6045 100644
--- a/cranelift/zkasm_data/spectest/i64/clz_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/clz_2.wat
@@ -5,4 +5,4 @@
 	i64.clz
 	i64.const 64
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/clz_3.wat b/cranelift/zkasm_data/spectest/i64/clz_3.wat
index 0b68eb64e6ce..e8509542928d 100644
--- a/cranelift/zkasm_data/spectest/i64/clz_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/clz_3.wat
@@ -5,4 +5,4 @@
 	i64.clz
 	i64.const 48
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/clz_4.wat b/cranelift/zkasm_data/spectest/i64/clz_4.wat
index 6e295d36bfd9..0ba04f5c918d 100644
--- a/cranelift/zkasm_data/spectest/i64/clz_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/clz_4.wat
@@ -5,4 +5,4 @@
 	i64.clz
 	i64.const 56
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/clz_5.wat b/cranelift/zkasm_data/spectest/i64/clz_5.wat
index e2dc13ca225e..6808082f74a7 100644
--- a/cranelift/zkasm_data/spectest/i64/clz_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/clz_5.wat
@@ -5,4 +5,4 @@
 	i64.clz
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/clz_6.wat b/cranelift/zkasm_data/spectest/i64/clz_6.wat
index bda7a8d0603e..47549f164b3e 100644
--- a/cranelift/zkasm_data/spectest/i64/clz_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/clz_6.wat
@@ -5,4 +5,4 @@
 	i64.clz
 	i64.const 63
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/clz_7.wat b/cranelift/zkasm_data/spectest/i64/clz_7.wat
index 83c3124c5997..eba16c727c00 100644
--- a/cranelift/zkasm_data/spectest/i64/clz_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/clz_7.wat
@@ -5,4 +5,4 @@
 	i64.clz
 	i64.const 62
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/clz_8.wat b/cranelift/zkasm_data/spectest/i64/clz_8.wat
index 67fcf5258a1b..69e59e473743 100644
--- a/cranelift/zkasm_data/spectest/i64/clz_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/clz_8.wat
@@ -5,4 +5,4 @@
 	i64.clz
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ctz_1.wat b/cranelift/zkasm_data/spectest/i64/ctz_1.wat
index 1bf127d85790..4239055bc40f 100644
--- a/cranelift/zkasm_data/spectest/i64/ctz_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/ctz_1.wat
@@ -5,4 +5,4 @@
 	i64.ctz
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ctz_2.wat b/cranelift/zkasm_data/spectest/i64/ctz_2.wat
index 5f5347d69301..345a093df2ea 100644
--- a/cranelift/zkasm_data/spectest/i64/ctz_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/ctz_2.wat
@@ -5,4 +5,4 @@
 	i64.ctz
 	i64.const 64
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ctz_3.wat b/cranelift/zkasm_data/spectest/i64/ctz_3.wat
index 6cfa2442bab7..1495a6310830 100644
--- a/cranelift/zkasm_data/spectest/i64/ctz_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/ctz_3.wat
@@ -5,4 +5,4 @@
 	i64.ctz
 	i64.const 15
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ctz_4.wat b/cranelift/zkasm_data/spectest/i64/ctz_4.wat
index 0c36d69dac04..1de5879da240 100644
--- a/cranelift/zkasm_data/spectest/i64/ctz_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/ctz_4.wat
@@ -5,4 +5,4 @@
 	i64.ctz
 	i64.const 16
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ctz_5.wat b/cranelift/zkasm_data/spectest/i64/ctz_5.wat
index 9cd2ec9f236c..0ea06fc8d993 100644
--- a/cranelift/zkasm_data/spectest/i64/ctz_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/ctz_5.wat
@@ -5,4 +5,4 @@
 	i64.ctz
 	i64.const 63
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ctz_6.wat b/cranelift/zkasm_data/spectest/i64/ctz_6.wat
index d427eb749eff..cd783fbcc4ac 100644
--- a/cranelift/zkasm_data/spectest/i64/ctz_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/ctz_6.wat
@@ -5,4 +5,4 @@
 	i64.ctz
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_1.wat b/cranelift/zkasm_data/spectest/i64/div_s_1.wat
index d6e3ff1e218d..b6ea2a6db195 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_1.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_10.wat b/cranelift/zkasm_data/spectest/i64/div_s_10.wat
index 88aa86f4590f..6ac6ba1b71b5 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_10.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_11.wat b/cranelift/zkasm_data/spectest/i64/div_s_11.wat
index 6e08e97339da..cb3243cd7382 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_11.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_12.wat b/cranelift/zkasm_data/spectest/i64/div_s_12.wat
index 8521858156da..fa3a62d16fbd 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_12.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const -2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_13.wat b/cranelift/zkasm_data/spectest/i64/div_s_13.wat
index 91e0a159cf05..7190d4ae8623 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_13.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const -2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_14.wat b/cranelift/zkasm_data/spectest/i64/div_s_14.wat
index 6ce8c89f1f15..66166e1b65a7 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_14.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_15.wat b/cranelift/zkasm_data/spectest/i64/div_s_15.wat
index dd19c422f0e2..09ceac653450 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_15.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_15.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_16.wat b/cranelift/zkasm_data/spectest/i64/div_s_16.wat
index 83ef5436b90e..d8ca761d0f52 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_16.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_16.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_2.wat b/cranelift/zkasm_data/spectest/i64/div_s_2.wat
index a9c98c703fd2..776b546d7cfe 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_2.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_3.wat b/cranelift/zkasm_data/spectest/i64/div_s_3.wat
index 37cd01e6c5e0..57adedfa489a 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_3.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_4.wat b/cranelift/zkasm_data/spectest/i64/div_s_4.wat
index 5f9e909b3a58..729754300f1f 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_4.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_5.wat b/cranelift/zkasm_data/spectest/i64/div_s_5.wat
index 6fb45dab4b6f..0b2345cc4e45 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_5.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 0xc000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_6.wat b/cranelift/zkasm_data/spectest/i64/div_s_6.wat
index 1a2ee96643e2..d891b5625547 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_6.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 0xffdf3b645a1cac09
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_7.wat b/cranelift/zkasm_data/spectest/i64/div_s_7.wat
index 1cd50afce363..b010e79445f6 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_7.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_8.wat b/cranelift/zkasm_data/spectest/i64/div_s_8.wat
index 023855b0b81c..9c0723dd5b1a 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_8.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const -2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_s_9.wat b/cranelift/zkasm_data/spectest/i64/div_s_9.wat
index 24b25067b8d0..12cd84b23ad0 100644
--- a/cranelift/zkasm_data/spectest/i64/div_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_s_9.wat
@@ -6,4 +6,4 @@
 	i64.div_s
 	i64.const -2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_1.wat b/cranelift/zkasm_data/spectest/i64/div_u_1.wat
index 4726586c42b5..2489d46f7b4d 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_1.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_10.wat b/cranelift/zkasm_data/spectest/i64/div_u_10.wat
index 8c28d67bb527..5904fb208ead 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_10.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_11.wat b/cranelift/zkasm_data/spectest/i64/div_u_11.wat
index 2a4d3597ddd9..7f97785b0c9f 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_11.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_12.wat b/cranelift/zkasm_data/spectest/i64/div_u_12.wat
index b0fb726e177b..a49e2820a7ae 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_12.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_13.wat b/cranelift/zkasm_data/spectest/i64/div_u_13.wat
index 04c8854b18eb..7f2cb12f6567 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_13.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_14.wat b/cranelift/zkasm_data/spectest/i64/div_u_14.wat
index 56ca7e1cd87f..eb41a884d721 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_14.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_2.wat b/cranelift/zkasm_data/spectest/i64/div_u_2.wat
index f40ff642a0bb..4d2e01fdcd8b 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_2.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_3.wat b/cranelift/zkasm_data/spectest/i64/div_u_3.wat
index 8486836e8edb..569dcd63b0c5 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_3.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_4.wat b/cranelift/zkasm_data/spectest/i64/div_u_4.wat
index b5d321106cc9..6958a664cf13 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_4.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_5.wat b/cranelift/zkasm_data/spectest/i64/div_u_5.wat
index d424dd4f2124..8b04bd38af00 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_5.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 0x4000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_6.wat b/cranelift/zkasm_data/spectest/i64/div_u_6.wat
index 17cf1c5e1e02..1da09ffcb5c9 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_6.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 0x8ff00fef
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_7.wat b/cranelift/zkasm_data/spectest/i64/div_u_7.wat
index 8ff07f1b7d21..324ce795ee60 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_7.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 0x20c49ba5e353f7
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_8.wat b/cranelift/zkasm_data/spectest/i64/div_u_8.wat
index 7305cc693038..aff0cb993544 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_8.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/div_u_9.wat b/cranelift/zkasm_data/spectest/i64/div_u_9.wat
index 17e16057525b..a6f31e641b74 100644
--- a/cranelift/zkasm_data/spectest/i64/div_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/div_u_9.wat
@@ -6,4 +6,4 @@
 	i64.div_u
 	i64.const 0x7ffffffffffffffd
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_1.wat b/cranelift/zkasm_data/spectest/i64/eq_1.wat
index e3fea5c28dd1..0b738ce7b8df 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_1.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_10.wat b/cranelift/zkasm_data/spectest/i64/eq_10.wat
index 18db87442760..e08c5c4a3923 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_10.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_11.wat b/cranelift/zkasm_data/spectest/i64/eq_11.wat
index c0cd9d01da63..542c3ef0f80e 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_11.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_12.wat b/cranelift/zkasm_data/spectest/i64/eq_12.wat
index 03641a7ad479..f483662336e1 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_12.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_13.wat b/cranelift/zkasm_data/spectest/i64/eq_13.wat
index 3d377821e226..03a1292aae2c 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_13.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_14.wat b/cranelift/zkasm_data/spectest/i64/eq_14.wat
index 133c69fe3e28..881065611318 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_14.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_2.wat b/cranelift/zkasm_data/spectest/i64/eq_2.wat
index deac5124546f..8dbf51fed0b8 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_2.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_3.wat b/cranelift/zkasm_data/spectest/i64/eq_3.wat
index daefb9603891..3862bddf3f1a 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_3.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_4.wat b/cranelift/zkasm_data/spectest/i64/eq_4.wat
index 80f990d43712..8e032e9ab5fc 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_4.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_5.wat b/cranelift/zkasm_data/spectest/i64/eq_5.wat
index 39b71a1e4a34..b81bc0458e79 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_5.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_6.wat b/cranelift/zkasm_data/spectest/i64/eq_6.wat
index 12ba1f1e063c..fb315e6e2931 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_6.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_7.wat b/cranelift/zkasm_data/spectest/i64/eq_7.wat
index cd146ef719a3..6699a9a1cbbb 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_7.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_8.wat b/cranelift/zkasm_data/spectest/i64/eq_8.wat
index 3c5491bc5ca0..58f194e83029 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_8.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eq_9.wat b/cranelift/zkasm_data/spectest/i64/eq_9.wat
index 7ec388573768..d01f04d4e024 100644
--- a/cranelift/zkasm_data/spectest/i64/eq_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/eq_9.wat
@@ -6,4 +6,4 @@
 	i64.eq
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eqz_1.wat b/cranelift/zkasm_data/spectest/i64/eqz_1.wat
index dcd307e03d98..939025977b75 100644
--- a/cranelift/zkasm_data/spectest/i64/eqz_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/eqz_1.wat
@@ -5,4 +5,4 @@
 	i64.eqz
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eqz_2.wat b/cranelift/zkasm_data/spectest/i64/eqz_2.wat
index 0b6dd630b5be..eabb7130368b 100644
--- a/cranelift/zkasm_data/spectest/i64/eqz_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/eqz_2.wat
@@ -5,4 +5,4 @@
 	i64.eqz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eqz_3.wat b/cranelift/zkasm_data/spectest/i64/eqz_3.wat
index 432d14023ab4..563a089b377e 100644
--- a/cranelift/zkasm_data/spectest/i64/eqz_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/eqz_3.wat
@@ -5,4 +5,4 @@
 	i64.eqz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eqz_4.wat b/cranelift/zkasm_data/spectest/i64/eqz_4.wat
index 3e981ca2241f..d725a0d9fa80 100644
--- a/cranelift/zkasm_data/spectest/i64/eqz_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/eqz_4.wat
@@ -5,4 +5,4 @@
 	i64.eqz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/eqz_5.wat b/cranelift/zkasm_data/spectest/i64/eqz_5.wat
index 136ddc301492..c6f46e537533 100644
--- a/cranelift/zkasm_data/spectest/i64/eqz_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/eqz_5.wat
@@ -5,4 +5,4 @@
 	i64.eqz
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend16_s_1.wat b/cranelift/zkasm_data/spectest/i64/extend16_s_1.wat
index a8fc5bc9f7cd..bb5b37732a7c 100644
--- a/cranelift/zkasm_data/spectest/i64/extend16_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend16_s_1.wat
@@ -5,4 +5,4 @@
 	i64.extend16_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend16_s_2.wat b/cranelift/zkasm_data/spectest/i64/extend16_s_2.wat
index 1b37a4755e97..64f1ad87b5c6 100644
--- a/cranelift/zkasm_data/spectest/i64/extend16_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend16_s_2.wat
@@ -5,4 +5,4 @@
 	i64.extend16_s
 	i64.const 32767
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend16_s_3.wat b/cranelift/zkasm_data/spectest/i64/extend16_s_3.wat
index 89f0ed2b2b7b..c1cfbdc605ff 100644
--- a/cranelift/zkasm_data/spectest/i64/extend16_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend16_s_3.wat
@@ -5,4 +5,4 @@
 	i64.extend16_s
 	i64.const -32768
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend16_s_4.wat b/cranelift/zkasm_data/spectest/i64/extend16_s_4.wat
index 27dc0030d917..7003fe786653 100644
--- a/cranelift/zkasm_data/spectest/i64/extend16_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend16_s_4.wat
@@ -5,4 +5,4 @@
 	i64.extend16_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend16_s_5.wat b/cranelift/zkasm_data/spectest/i64/extend16_s_5.wat
index 5f770b636204..503b92db85b0 100644
--- a/cranelift/zkasm_data/spectest/i64/extend16_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend16_s_5.wat
@@ -5,4 +5,4 @@
 	i64.extend16_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend16_s_6.wat b/cranelift/zkasm_data/spectest/i64/extend16_s_6.wat
index 2e7d4b8e84d7..3385092945a7 100644
--- a/cranelift/zkasm_data/spectest/i64/extend16_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend16_s_6.wat
@@ -5,4 +5,4 @@
 	i64.extend16_s
 	i64.const -0x8000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend16_s_7.wat b/cranelift/zkasm_data/spectest/i64/extend16_s_7.wat
index 86d5a9d39a15..f84a8ba37e4a 100644
--- a/cranelift/zkasm_data/spectest/i64/extend16_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend16_s_7.wat
@@ -5,4 +5,4 @@
 	i64.extend16_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend32_s_1.wat b/cranelift/zkasm_data/spectest/i64/extend32_s_1.wat
index 344e673e2af8..9b26ac842dff 100644
--- a/cranelift/zkasm_data/spectest/i64/extend32_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend32_s_1.wat
@@ -5,4 +5,4 @@
 	i64.extend32_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend32_s_10.wat b/cranelift/zkasm_data/spectest/i64/extend32_s_10.wat
index 9a3301a8aa17..0db5517588a7 100644
--- a/cranelift/zkasm_data/spectest/i64/extend32_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend32_s_10.wat
@@ -5,4 +5,4 @@
 	i64.extend32_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend32_s_2.wat b/cranelift/zkasm_data/spectest/i64/extend32_s_2.wat
index 20c8b5601a96..2837c6af65ca 100644
--- a/cranelift/zkasm_data/spectest/i64/extend32_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend32_s_2.wat
@@ -5,4 +5,4 @@
 	i64.extend32_s
 	i64.const 32767
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend32_s_3.wat b/cranelift/zkasm_data/spectest/i64/extend32_s_3.wat
index ef9346ae019b..120113321f48 100644
--- a/cranelift/zkasm_data/spectest/i64/extend32_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend32_s_3.wat
@@ -5,4 +5,4 @@
 	i64.extend32_s
 	i64.const 32768
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend32_s_4.wat b/cranelift/zkasm_data/spectest/i64/extend32_s_4.wat
index bd25b98c86ac..492eaca7a4fc 100644
--- a/cranelift/zkasm_data/spectest/i64/extend32_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend32_s_4.wat
@@ -5,4 +5,4 @@
 	i64.extend32_s
 	i64.const 65535
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend32_s_5.wat b/cranelift/zkasm_data/spectest/i64/extend32_s_5.wat
index 30cf92b6d8e5..0a144ed172ae 100644
--- a/cranelift/zkasm_data/spectest/i64/extend32_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend32_s_5.wat
@@ -5,4 +5,4 @@
 	i64.extend32_s
 	i64.const 0x7fffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend32_s_6.wat b/cranelift/zkasm_data/spectest/i64/extend32_s_6.wat
index 25490b01f719..5b8b667aa3d6 100644
--- a/cranelift/zkasm_data/spectest/i64/extend32_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend32_s_6.wat
@@ -5,4 +5,4 @@
 	i64.extend32_s
 	i64.const -0x80000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend32_s_7.wat b/cranelift/zkasm_data/spectest/i64/extend32_s_7.wat
index 7e1e963a6bb4..716d365214e0 100644
--- a/cranelift/zkasm_data/spectest/i64/extend32_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend32_s_7.wat
@@ -5,4 +5,4 @@
 	i64.extend32_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend32_s_8.wat b/cranelift/zkasm_data/spectest/i64/extend32_s_8.wat
index 7a5d43badd25..d06fd39cbc54 100644
--- a/cranelift/zkasm_data/spectest/i64/extend32_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend32_s_8.wat
@@ -5,4 +5,4 @@
 	i64.extend32_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend32_s_9.wat b/cranelift/zkasm_data/spectest/i64/extend32_s_9.wat
index 5e9e94f1bb01..1b3d5f33dfc9 100644
--- a/cranelift/zkasm_data/spectest/i64/extend32_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend32_s_9.wat
@@ -5,4 +5,4 @@
 	i64.extend32_s
 	i64.const -0x80000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend8_s_1.wat b/cranelift/zkasm_data/spectest/i64/extend8_s_1.wat
index 3cb97688f722..7cdcc345ef1a 100644
--- a/cranelift/zkasm_data/spectest/i64/extend8_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend8_s_1.wat
@@ -5,4 +5,4 @@
 	i64.extend8_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend8_s_2.wat b/cranelift/zkasm_data/spectest/i64/extend8_s_2.wat
index 6a9cc6b4f78c..ccd1afa04bb8 100644
--- a/cranelift/zkasm_data/spectest/i64/extend8_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend8_s_2.wat
@@ -5,4 +5,4 @@
 	i64.extend8_s
 	i64.const 127
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend8_s_3.wat b/cranelift/zkasm_data/spectest/i64/extend8_s_3.wat
index e2f0fe9e1578..bf398d32e28e 100644
--- a/cranelift/zkasm_data/spectest/i64/extend8_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend8_s_3.wat
@@ -5,4 +5,4 @@
 	i64.extend8_s
 	i64.const -128
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend8_s_4.wat b/cranelift/zkasm_data/spectest/i64/extend8_s_4.wat
index 9885420afe76..be0f6542c2a5 100644
--- a/cranelift/zkasm_data/spectest/i64/extend8_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend8_s_4.wat
@@ -5,4 +5,4 @@
 	i64.extend8_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend8_s_5.wat b/cranelift/zkasm_data/spectest/i64/extend8_s_5.wat
index d6b5fdab8015..c9330a99bc58 100644
--- a/cranelift/zkasm_data/spectest/i64/extend8_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend8_s_5.wat
@@ -5,4 +5,4 @@
 	i64.extend8_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend8_s_6.wat b/cranelift/zkasm_data/spectest/i64/extend8_s_6.wat
index 952e2012f341..3744119bd96b 100644
--- a/cranelift/zkasm_data/spectest/i64/extend8_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend8_s_6.wat
@@ -5,4 +5,4 @@
 	i64.extend8_s
 	i64.const -0x80
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/extend8_s_7.wat b/cranelift/zkasm_data/spectest/i64/extend8_s_7.wat
index d556024c6509..7c03c8143871 100644
--- a/cranelift/zkasm_data/spectest/i64/extend8_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/extend8_s_7.wat
@@ -5,4 +5,4 @@
 	i64.extend8_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_1.wat b/cranelift/zkasm_data/spectest/i64/ge_s_1.wat
index 845587718104..cb06c8855259 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_1.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_10.wat b/cranelift/zkasm_data/spectest/i64/ge_s_10.wat
index a2fbd457cbee..8fcd72a5c4a5 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_10.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_11.wat b/cranelift/zkasm_data/spectest/i64/ge_s_11.wat
index 1558dca24482..e70c1fb46adc 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_11.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_12.wat b/cranelift/zkasm_data/spectest/i64/ge_s_12.wat
index aa2507837a46..493426933eb1 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_12.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_13.wat b/cranelift/zkasm_data/spectest/i64/ge_s_13.wat
index a6ac219b53af..b40ce603b0df 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_13.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_14.wat b/cranelift/zkasm_data/spectest/i64/ge_s_14.wat
index ae37374192e5..9f2b83986d23 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_14.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_2.wat b/cranelift/zkasm_data/spectest/i64/ge_s_2.wat
index b61a2e175217..03163a783d7f 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_2.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_3.wat b/cranelift/zkasm_data/spectest/i64/ge_s_3.wat
index c89a32a142ba..f898ab37e9ce 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_3.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_4.wat b/cranelift/zkasm_data/spectest/i64/ge_s_4.wat
index de383ad8dc15..84a27e0b2946 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_4.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_5.wat b/cranelift/zkasm_data/spectest/i64/ge_s_5.wat
index 82558d257547..81aa3f93dfa2 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_5.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_6.wat b/cranelift/zkasm_data/spectest/i64/ge_s_6.wat
index d8d341902b0a..4de0a78bd8a2 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_6.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_7.wat b/cranelift/zkasm_data/spectest/i64/ge_s_7.wat
index a4ae3d88d8aa..442575b79363 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_7.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_8.wat b/cranelift/zkasm_data/spectest/i64/ge_s_8.wat
index 57f33bfb7958..fae6bbfe6870 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_8.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_s_9.wat b/cranelift/zkasm_data/spectest/i64/ge_s_9.wat
index 1b8ac288c7e5..1e092a1cb58e 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_s_9.wat
@@ -6,4 +6,4 @@
 	i64.ge_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_1.wat b/cranelift/zkasm_data/spectest/i64/ge_u_1.wat
index 1ac1bcc5af36..8c452b366b0f 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_1.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_10.wat b/cranelift/zkasm_data/spectest/i64/ge_u_10.wat
index efc6167335f9..bd2c03b4be28 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_10.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_11.wat b/cranelift/zkasm_data/spectest/i64/ge_u_11.wat
index 478dbafe46e5..68ce5d83a8ac 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_11.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_12.wat b/cranelift/zkasm_data/spectest/i64/ge_u_12.wat
index 6a8575ec9e20..02419314c253 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_12.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_13.wat b/cranelift/zkasm_data/spectest/i64/ge_u_13.wat
index 9084203c6843..a3e572a99d25 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_13.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_14.wat b/cranelift/zkasm_data/spectest/i64/ge_u_14.wat
index 367f9d24a7ef..33e0d85aed12 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_14.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_2.wat b/cranelift/zkasm_data/spectest/i64/ge_u_2.wat
index 3bef4c5ceecf..d1c405089b6c 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_2.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_3.wat b/cranelift/zkasm_data/spectest/i64/ge_u_3.wat
index 61e87a4a2cde..bba2cddd4153 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_3.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_4.wat b/cranelift/zkasm_data/spectest/i64/ge_u_4.wat
index abb02bd6c78c..f22e5703d008 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_4.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_5.wat b/cranelift/zkasm_data/spectest/i64/ge_u_5.wat
index a6393981037f..9ebe1dde3898 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_5.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_6.wat b/cranelift/zkasm_data/spectest/i64/ge_u_6.wat
index 4d9841f79fe4..4cc68a30cfe8 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_6.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_7.wat b/cranelift/zkasm_data/spectest/i64/ge_u_7.wat
index baba5f0446e0..ee78813372d9 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_7.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_8.wat b/cranelift/zkasm_data/spectest/i64/ge_u_8.wat
index c5b163505033..5f491685a928 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_8.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ge_u_9.wat b/cranelift/zkasm_data/spectest/i64/ge_u_9.wat
index 92ac81c94016..db3e2e5f7a0b 100644
--- a/cranelift/zkasm_data/spectest/i64/ge_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/ge_u_9.wat
@@ -6,4 +6,4 @@
 	i64.ge_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_1.wat b/cranelift/zkasm_data/spectest/i64/gt_s_1.wat
index 25b62a69aa27..03582027b8bd 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_1.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_10.wat b/cranelift/zkasm_data/spectest/i64/gt_s_10.wat
index cc81b4f6551d..8d62784fc521 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_10.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_11.wat b/cranelift/zkasm_data/spectest/i64/gt_s_11.wat
index fe9c394ef6f9..c078c19dea46 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_11.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_12.wat b/cranelift/zkasm_data/spectest/i64/gt_s_12.wat
index ca22b546ad7f..7de102557fd5 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_12.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_13.wat b/cranelift/zkasm_data/spectest/i64/gt_s_13.wat
index 1642ff3b0425..a00983cae3cc 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_13.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_14.wat b/cranelift/zkasm_data/spectest/i64/gt_s_14.wat
index f246367cafba..6a9abb965683 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_14.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_2.wat b/cranelift/zkasm_data/spectest/i64/gt_s_2.wat
index 31883a993a94..8bda319b1a6f 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_2.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_3.wat b/cranelift/zkasm_data/spectest/i64/gt_s_3.wat
index d1fd5427d5b7..8b8adc083629 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_3.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_4.wat b/cranelift/zkasm_data/spectest/i64/gt_s_4.wat
index 836fe18da888..9646ae58beb2 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_4.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_5.wat b/cranelift/zkasm_data/spectest/i64/gt_s_5.wat
index cdef7303e28a..0ca1aaa4b94f 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_5.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_6.wat b/cranelift/zkasm_data/spectest/i64/gt_s_6.wat
index 321fec479ca9..5533d88183bf 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_6.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_7.wat b/cranelift/zkasm_data/spectest/i64/gt_s_7.wat
index 7d9f2e50911d..48959a5c50bb 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_7.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_8.wat b/cranelift/zkasm_data/spectest/i64/gt_s_8.wat
index 2bec55c45233..e3e4dbaf0403 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_8.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_s_9.wat b/cranelift/zkasm_data/spectest/i64/gt_s_9.wat
index c6b1e7a25208..6a9e2d1b9fef 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_s_9.wat
@@ -6,4 +6,4 @@
 	i64.gt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_1.wat b/cranelift/zkasm_data/spectest/i64/gt_u_1.wat
index ee7a5f5bb3d1..5ce103f7433e 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_1.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_10.wat b/cranelift/zkasm_data/spectest/i64/gt_u_10.wat
index 008f27a62a21..adf552537639 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_10.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_11.wat b/cranelift/zkasm_data/spectest/i64/gt_u_11.wat
index 05c38bf336a9..2b69d63fe201 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_11.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_12.wat b/cranelift/zkasm_data/spectest/i64/gt_u_12.wat
index 65b2a3a2bc77..b9eb28899f78 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_12.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_13.wat b/cranelift/zkasm_data/spectest/i64/gt_u_13.wat
index be357a8f933f..c27f0c1dcbda 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_13.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_14.wat b/cranelift/zkasm_data/spectest/i64/gt_u_14.wat
index de2db1dd5b33..38b12a056c22 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_14.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_2.wat b/cranelift/zkasm_data/spectest/i64/gt_u_2.wat
index cb5fc0040207..2e456cd4039b 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_2.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_3.wat b/cranelift/zkasm_data/spectest/i64/gt_u_3.wat
index f80905abcec7..e565c4c990b1 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_3.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_4.wat b/cranelift/zkasm_data/spectest/i64/gt_u_4.wat
index a6c3fd7b8a67..0b5a8f483836 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_4.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_5.wat b/cranelift/zkasm_data/spectest/i64/gt_u_5.wat
index a010f9b86a09..1efcbd46c1d0 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_5.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_6.wat b/cranelift/zkasm_data/spectest/i64/gt_u_6.wat
index b1b448524dc9..9db6e2efe337 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_6.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_7.wat b/cranelift/zkasm_data/spectest/i64/gt_u_7.wat
index 5322c5899e37..2c51ca9fef9b 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_7.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_8.wat b/cranelift/zkasm_data/spectest/i64/gt_u_8.wat
index 0b877c7c4b6f..493d5ab49bb9 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_8.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/gt_u_9.wat b/cranelift/zkasm_data/spectest/i64/gt_u_9.wat
index c6cc8a43c3af..5a5aecd599b1 100644
--- a/cranelift/zkasm_data/spectest/i64/gt_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/gt_u_9.wat
@@ -6,4 +6,4 @@
 	i64.gt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_1.wat b/cranelift/zkasm_data/spectest/i64/le_s_1.wat
index 44d70c8eee8b..9059d7e96d97 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_1.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_10.wat b/cranelift/zkasm_data/spectest/i64/le_s_10.wat
index eadc346123e9..580d36c95837 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_10.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_11.wat b/cranelift/zkasm_data/spectest/i64/le_s_11.wat
index 06c372aa9364..ffda663b91e2 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_11.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_12.wat b/cranelift/zkasm_data/spectest/i64/le_s_12.wat
index c37e3fd3a684..67c34680909b 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_12.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_13.wat b/cranelift/zkasm_data/spectest/i64/le_s_13.wat
index 7f543009fd0a..c2ae1f70ab45 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_13.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_14.wat b/cranelift/zkasm_data/spectest/i64/le_s_14.wat
index 4cac577f4823..fe4f0d6b1618 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_14.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_2.wat b/cranelift/zkasm_data/spectest/i64/le_s_2.wat
index 128487e7b761..db716d2deef9 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_2.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_3.wat b/cranelift/zkasm_data/spectest/i64/le_s_3.wat
index ebba706be10d..ca04f5776249 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_3.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_4.wat b/cranelift/zkasm_data/spectest/i64/le_s_4.wat
index 6962ab35b094..264f006f3ffb 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_4.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_5.wat b/cranelift/zkasm_data/spectest/i64/le_s_5.wat
index 6872afe93a0e..576299c619ed 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_5.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_6.wat b/cranelift/zkasm_data/spectest/i64/le_s_6.wat
index b065b7c12c98..f53482467910 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_6.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_7.wat b/cranelift/zkasm_data/spectest/i64/le_s_7.wat
index 7c12eaf9d9af..16dc1e3547ec 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_7.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_8.wat b/cranelift/zkasm_data/spectest/i64/le_s_8.wat
index c25df8b73b56..3da187b562c1 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_8.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_s_9.wat b/cranelift/zkasm_data/spectest/i64/le_s_9.wat
index 555ab3d3b15a..72cf1be9c164 100644
--- a/cranelift/zkasm_data/spectest/i64/le_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_s_9.wat
@@ -6,4 +6,4 @@
 	i64.le_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_1.wat b/cranelift/zkasm_data/spectest/i64/le_u_1.wat
index 3608c8b9a944..351e8eb54016 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_1.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_10.wat b/cranelift/zkasm_data/spectest/i64/le_u_10.wat
index 5df08b6fc105..02dcc0e78b01 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_10.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_11.wat b/cranelift/zkasm_data/spectest/i64/le_u_11.wat
index 92824c037802..ad0fa656c99a 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_11.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_12.wat b/cranelift/zkasm_data/spectest/i64/le_u_12.wat
index 5f22ea3b8696..d92acb27aaa8 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_12.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_13.wat b/cranelift/zkasm_data/spectest/i64/le_u_13.wat
index 4036f87ba84d..7ba2defbd930 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_13.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_14.wat b/cranelift/zkasm_data/spectest/i64/le_u_14.wat
index 4fb61b6d6d1a..5d6c2ca8203e 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_14.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_2.wat b/cranelift/zkasm_data/spectest/i64/le_u_2.wat
index ebba3d4bad33..9fcf75a1b4d8 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_2.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_3.wat b/cranelift/zkasm_data/spectest/i64/le_u_3.wat
index add98ddc0c68..2772102f4dac 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_3.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_4.wat b/cranelift/zkasm_data/spectest/i64/le_u_4.wat
index 15d215303512..d448b3186a60 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_4.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_5.wat b/cranelift/zkasm_data/spectest/i64/le_u_5.wat
index 31d5ef0b6411..6eb571905416 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_5.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_6.wat b/cranelift/zkasm_data/spectest/i64/le_u_6.wat
index 759031a08359..3f7f9dcc5fa3 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_6.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_7.wat b/cranelift/zkasm_data/spectest/i64/le_u_7.wat
index e58598db9828..513df51852f8 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_7.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_8.wat b/cranelift/zkasm_data/spectest/i64/le_u_8.wat
index 930b2fc715ba..db16659a4761 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_8.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/le_u_9.wat b/cranelift/zkasm_data/spectest/i64/le_u_9.wat
index 022f046ac6fa..433a0dc65ebf 100644
--- a/cranelift/zkasm_data/spectest/i64/le_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/le_u_9.wat
@@ -6,4 +6,4 @@
 	i64.le_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_1.wat b/cranelift/zkasm_data/spectest/i64/lt_s_1.wat
index 7c840862fb4d..5391c84e7865 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_1.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_10.wat b/cranelift/zkasm_data/spectest/i64/lt_s_10.wat
index 99c8f0bca0ac..a0315d6f8202 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_10.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_11.wat b/cranelift/zkasm_data/spectest/i64/lt_s_11.wat
index 2ce4b9ead001..b7996fc27f72 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_11.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_12.wat b/cranelift/zkasm_data/spectest/i64/lt_s_12.wat
index 2cfc8c4bb8f5..f6f9a2e7e69c 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_12.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_13.wat b/cranelift/zkasm_data/spectest/i64/lt_s_13.wat
index 85b45145a848..4e6390afacad 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_13.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_14.wat b/cranelift/zkasm_data/spectest/i64/lt_s_14.wat
index b12b0dd07b86..9caee40e45ba 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_14.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_2.wat b/cranelift/zkasm_data/spectest/i64/lt_s_2.wat
index 18bb27bc6699..13ee8cfe5c2f 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_2.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_3.wat b/cranelift/zkasm_data/spectest/i64/lt_s_3.wat
index f4e61d205f5d..60ea7f4f14aa 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_3.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_4.wat b/cranelift/zkasm_data/spectest/i64/lt_s_4.wat
index c7ae84c26bca..b43b0a0518d6 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_4.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_5.wat b/cranelift/zkasm_data/spectest/i64/lt_s_5.wat
index 48c15203e78c..073176a9ac8c 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_5.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_6.wat b/cranelift/zkasm_data/spectest/i64/lt_s_6.wat
index 1c8a1cbacf37..89c6298c3dad 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_6.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_7.wat b/cranelift/zkasm_data/spectest/i64/lt_s_7.wat
index c8b2b15d588b..a674e3f6beb4 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_7.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_8.wat b/cranelift/zkasm_data/spectest/i64/lt_s_8.wat
index 34afa71ed0d1..adea96480ced 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_8.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_s_9.wat b/cranelift/zkasm_data/spectest/i64/lt_s_9.wat
index e145acd449e1..8cc64359ef3e 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_s_9.wat
@@ -6,4 +6,4 @@
 	i64.lt_s
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_1.wat b/cranelift/zkasm_data/spectest/i64/lt_u_1.wat
index 90e9fd738aec..cef6c6359b2d 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_1.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_10.wat b/cranelift/zkasm_data/spectest/i64/lt_u_10.wat
index 6795716ebfa9..4fb3d29ea8b1 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_10.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_11.wat b/cranelift/zkasm_data/spectest/i64/lt_u_11.wat
index c45f6e9c012e..17a216844cd8 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_11.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_12.wat b/cranelift/zkasm_data/spectest/i64/lt_u_12.wat
index a69315e55c60..96e39a54d129 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_12.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_13.wat b/cranelift/zkasm_data/spectest/i64/lt_u_13.wat
index 9a779b88de49..71cf52ea2a1d 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_13.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_14.wat b/cranelift/zkasm_data/spectest/i64/lt_u_14.wat
index 71953b3d1958..b07ca89be4c8 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_14.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_2.wat b/cranelift/zkasm_data/spectest/i64/lt_u_2.wat
index 0117907b770d..243deb141df0 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_2.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_3.wat b/cranelift/zkasm_data/spectest/i64/lt_u_3.wat
index d7b25b89bf06..dfd31223856a 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_3.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_4.wat b/cranelift/zkasm_data/spectest/i64/lt_u_4.wat
index e3fa52d9d94d..99e85dca0762 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_4.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_5.wat b/cranelift/zkasm_data/spectest/i64/lt_u_5.wat
index 2c3b4287b391..31938e4139de 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_5.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_6.wat b/cranelift/zkasm_data/spectest/i64/lt_u_6.wat
index fd622f2abc89..ca3d4606b954 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_6.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_7.wat b/cranelift/zkasm_data/spectest/i64/lt_u_7.wat
index 3fdc6d9a2874..9e87114072e5 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_7.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_8.wat b/cranelift/zkasm_data/spectest/i64/lt_u_8.wat
index 2f410e20893b..9f1e0076d8ec 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_8.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/lt_u_9.wat b/cranelift/zkasm_data/spectest/i64/lt_u_9.wat
index 7890a6af5755..22fd8e94c52e 100644
--- a/cranelift/zkasm_data/spectest/i64/lt_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/lt_u_9.wat
@@ -6,4 +6,4 @@
 	i64.lt_u
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/mul_1.wat b/cranelift/zkasm_data/spectest/i64/mul_1.wat
index be18b9a0e25e..94d0d0a26d24 100644
--- a/cranelift/zkasm_data/spectest/i64/mul_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/mul_1.wat
@@ -6,4 +6,4 @@
 	i64.mul
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/mul_2.wat b/cranelift/zkasm_data/spectest/i64/mul_2.wat
index 30e4602ae33e..9d95b8a45389 100644
--- a/cranelift/zkasm_data/spectest/i64/mul_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/mul_2.wat
@@ -6,4 +6,4 @@
 	i64.mul
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/mul_3.wat b/cranelift/zkasm_data/spectest/i64/mul_3.wat
index 2930c8cbc217..cca65f189fa1 100644
--- a/cranelift/zkasm_data/spectest/i64/mul_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/mul_3.wat
@@ -6,4 +6,4 @@
 	i64.mul
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/mul_4.wat b/cranelift/zkasm_data/spectest/i64/mul_4.wat
index 6d894de045aa..a131708e40da 100644
--- a/cranelift/zkasm_data/spectest/i64/mul_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/mul_4.wat
@@ -6,4 +6,4 @@
 	i64.mul
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/mul_5.wat b/cranelift/zkasm_data/spectest/i64/mul_5.wat
index 3bc8d9f3144e..a2754a2f87cf 100644
--- a/cranelift/zkasm_data/spectest/i64/mul_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/mul_5.wat
@@ -6,4 +6,4 @@
 	i64.mul
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/mul_6.wat b/cranelift/zkasm_data/spectest/i64/mul_6.wat
index ea20b4639129..611d3b023947 100644
--- a/cranelift/zkasm_data/spectest/i64/mul_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/mul_6.wat
@@ -6,4 +6,4 @@
 	i64.mul
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/mul_7.wat b/cranelift/zkasm_data/spectest/i64/mul_7.wat
index b63118681d2b..1bc1c968b864 100644
--- a/cranelift/zkasm_data/spectest/i64/mul_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/mul_7.wat
@@ -6,4 +6,4 @@
 	i64.mul
 	i64.const 0x8000000000000001
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/mul_8.wat b/cranelift/zkasm_data/spectest/i64/mul_8.wat
index d872be332d77..f0ba43ccd8d6 100644
--- a/cranelift/zkasm_data/spectest/i64/mul_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/mul_8.wat
@@ -6,4 +6,4 @@
 	i64.mul
 	i64.const 0x2236d88fe5618cf0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/mul_9.wat b/cranelift/zkasm_data/spectest/i64/mul_9.wat
index 30a0f160eb0f..86e9e5b485b1 100644
--- a/cranelift/zkasm_data/spectest/i64/mul_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/mul_9.wat
@@ -6,4 +6,4 @@
 	i64.mul
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_1.wat b/cranelift/zkasm_data/spectest/i64/ne_1.wat
index 2f3160bc3aaa..05f05ae250c8 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_1.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_10.wat b/cranelift/zkasm_data/spectest/i64/ne_10.wat
index 62faa10b1939..4ffafa097802 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_10.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_11.wat b/cranelift/zkasm_data/spectest/i64/ne_11.wat
index d18d13323422..ab63dedb3164 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_11.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_12.wat b/cranelift/zkasm_data/spectest/i64/ne_12.wat
index 84ebe20a70e2..9e591312cdc7 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_12.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_13.wat b/cranelift/zkasm_data/spectest/i64/ne_13.wat
index dede6dc8b8ae..a687273e906c 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_13.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_14.wat b/cranelift/zkasm_data/spectest/i64/ne_14.wat
index 5ebb8edd96fa..572fcfdc089a 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_14.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_2.wat b/cranelift/zkasm_data/spectest/i64/ne_2.wat
index 51492fda6c56..21168327ca22 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_2.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_3.wat b/cranelift/zkasm_data/spectest/i64/ne_3.wat
index 7f603a537401..5c6f7b17991b 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_3.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_4.wat b/cranelift/zkasm_data/spectest/i64/ne_4.wat
index 2703d4904f47..4d4d1f332dc1 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_4.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_5.wat b/cranelift/zkasm_data/spectest/i64/ne_5.wat
index cfa03f279771..0e86f349da83 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_5.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_6.wat b/cranelift/zkasm_data/spectest/i64/ne_6.wat
index d77f12e2144b..b3dd087dc0c7 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_6.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_7.wat b/cranelift/zkasm_data/spectest/i64/ne_7.wat
index f91de0bb079c..652d022baec4 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_7.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_8.wat b/cranelift/zkasm_data/spectest/i64/ne_8.wat
index 752cb1fce543..46eb954c3d72 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_8.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/ne_9.wat b/cranelift/zkasm_data/spectest/i64/ne_9.wat
index ec16559cdfab..b5418b4bf50e 100644
--- a/cranelift/zkasm_data/spectest/i64/ne_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/ne_9.wat
@@ -6,4 +6,4 @@
 	i64.ne
 	i32.const 1
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/or_1.wat b/cranelift/zkasm_data/spectest/i64/or_1.wat
index d5f97ab13dc8..fa969b6dc20e 100644
--- a/cranelift/zkasm_data/spectest/i64/or_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/or_1.wat
@@ -6,4 +6,4 @@
 	i64.or
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/or_2.wat b/cranelift/zkasm_data/spectest/i64/or_2.wat
index 477abc2f47f9..b0ea198327f6 100644
--- a/cranelift/zkasm_data/spectest/i64/or_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/or_2.wat
@@ -6,4 +6,4 @@
 	i64.or
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/or_3.wat b/cranelift/zkasm_data/spectest/i64/or_3.wat
index b26308734605..1c2edccadb8d 100644
--- a/cranelift/zkasm_data/spectest/i64/or_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/or_3.wat
@@ -6,4 +6,4 @@
 	i64.or
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/or_4.wat b/cranelift/zkasm_data/spectest/i64/or_4.wat
index 2459dcf54c22..b8b7866b7923 100644
--- a/cranelift/zkasm_data/spectest/i64/or_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/or_4.wat
@@ -6,4 +6,4 @@
 	i64.or
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/or_5.wat b/cranelift/zkasm_data/spectest/i64/or_5.wat
index f3e485e1571a..a71b5665f471 100644
--- a/cranelift/zkasm_data/spectest/i64/or_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/or_5.wat
@@ -6,4 +6,4 @@
 	i64.or
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/or_6.wat b/cranelift/zkasm_data/spectest/i64/or_6.wat
index df561fd5dada..152c61716244 100644
--- a/cranelift/zkasm_data/spectest/i64/or_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/or_6.wat
@@ -6,4 +6,4 @@
 	i64.or
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/or_7.wat b/cranelift/zkasm_data/spectest/i64/or_7.wat
index 1ec5cf5d559e..84f5bc490caa 100644
--- a/cranelift/zkasm_data/spectest/i64/or_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/or_7.wat
@@ -6,4 +6,4 @@
 	i64.or
 	i64.const 0xffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/or_8.wat b/cranelift/zkasm_data/spectest/i64/or_8.wat
index 779952b2e66a..d381795464ff 100644
--- a/cranelift/zkasm_data/spectest/i64/or_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/or_8.wat
@@ -6,4 +6,4 @@
 	i64.or
 	i64.const 0xffffffffffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/popcnt_1.wat b/cranelift/zkasm_data/spectest/i64/popcnt_1.wat
index 6ed36d48b1f3..37a8e2c6efdd 100644
--- a/cranelift/zkasm_data/spectest/i64/popcnt_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/popcnt_1.wat
@@ -5,4 +5,4 @@
 	i64.popcnt
 	i64.const 64
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/popcnt_2.wat b/cranelift/zkasm_data/spectest/i64/popcnt_2.wat
index 0d44673c6158..f0c6a7bf265f 100644
--- a/cranelift/zkasm_data/spectest/i64/popcnt_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/popcnt_2.wat
@@ -5,4 +5,4 @@
 	i64.popcnt
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/popcnt_3.wat b/cranelift/zkasm_data/spectest/i64/popcnt_3.wat
index 48da8eda1b4a..b4959add4d1d 100644
--- a/cranelift/zkasm_data/spectest/i64/popcnt_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/popcnt_3.wat
@@ -5,4 +5,4 @@
 	i64.popcnt
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/popcnt_4.wat b/cranelift/zkasm_data/spectest/i64/popcnt_4.wat
index 32b4771964a7..5a56fd5fde30 100644
--- a/cranelift/zkasm_data/spectest/i64/popcnt_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/popcnt_4.wat
@@ -5,4 +5,4 @@
 	i64.popcnt
 	i64.const 4
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/popcnt_5.wat b/cranelift/zkasm_data/spectest/i64/popcnt_5.wat
index 6f8ca14decb2..fca25f66c1ec 100644
--- a/cranelift/zkasm_data/spectest/i64/popcnt_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/popcnt_5.wat
@@ -5,4 +5,4 @@
 	i64.popcnt
 	i64.const 63
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/popcnt_6.wat b/cranelift/zkasm_data/spectest/i64/popcnt_6.wat
index 943c64c85ae2..c760503a25bd 100644
--- a/cranelift/zkasm_data/spectest/i64/popcnt_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/popcnt_6.wat
@@ -5,4 +5,4 @@
 	i64.popcnt
 	i64.const 32
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/popcnt_7.wat b/cranelift/zkasm_data/spectest/i64/popcnt_7.wat
index d53d3e34be6d..df30021b5c86 100644
--- a/cranelift/zkasm_data/spectest/i64/popcnt_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/popcnt_7.wat
@@ -5,4 +5,4 @@
 	i64.popcnt
 	i64.const 32
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/popcnt_8.wat b/cranelift/zkasm_data/spectest/i64/popcnt_8.wat
index 3a064c036c30..66e522ae0f31 100644
--- a/cranelift/zkasm_data/spectest/i64/popcnt_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/popcnt_8.wat
@@ -5,4 +5,4 @@
 	i64.popcnt
 	i64.const 48
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_1.wat b/cranelift/zkasm_data/spectest/i64/rem_s_1.wat
index 90435d352553..4b2de1240d09 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_1.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_10.wat b/cranelift/zkasm_data/spectest/i64/rem_s_10.wat
index 7af9df232095..2cb56a074931 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_10.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_11.wat b/cranelift/zkasm_data/spectest/i64/rem_s_11.wat
index a6e99fe2f65f..5eabf89e7300 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_11.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_12.wat b/cranelift/zkasm_data/spectest/i64/rem_s_12.wat
index b372479f1b8b..5208acb591ff 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_12.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_13.wat b/cranelift/zkasm_data/spectest/i64/rem_s_13.wat
index dbe2ced382e8..4f1317734699 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_13.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_14.wat b/cranelift/zkasm_data/spectest/i64/rem_s_14.wat
index 28fdd25244e1..41820fa1c271 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_14.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_15.wat b/cranelift/zkasm_data/spectest/i64/rem_s_15.wat
index 759c17956b6b..609c2d4fce55 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_15.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_15.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_16.wat b/cranelift/zkasm_data/spectest/i64/rem_s_16.wat
index 876873d239fe..40fe1793b944 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_16.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_16.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_17.wat b/cranelift/zkasm_data/spectest/i64/rem_s_17.wat
index a634c13154ad..61215e2bb6b7 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_17.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_17.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_18.wat b/cranelift/zkasm_data/spectest/i64/rem_s_18.wat
index 69deacfb5707..53efdd7f7d50 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_18.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_18.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 3
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_2.wat b/cranelift/zkasm_data/spectest/i64/rem_s_2.wat
index e3eb0bdb3253..6252f2b0ac47 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_2.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_3.wat b/cranelift/zkasm_data/spectest/i64/rem_s_3.wat
index 176c807efc8c..8fbb0fbd7661 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_3.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_4.wat b/cranelift/zkasm_data/spectest/i64/rem_s_4.wat
index 012069ba308a..3ae84f29d6b8 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_4.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_5.wat b/cranelift/zkasm_data/spectest/i64/rem_s_5.wat
index e41812953187..b9a2998e7354 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_5.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_6.wat b/cranelift/zkasm_data/spectest/i64/rem_s_6.wat
index 516e7c95e391..2931aa926799 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_6.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_7.wat b/cranelift/zkasm_data/spectest/i64/rem_s_7.wat
index c734e1bb9168..957dbb70fabb 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_7.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_8.wat b/cranelift/zkasm_data/spectest/i64/rem_s_8.wat
index fbbfaaed15b8..4ec05310eaa8 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_8.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const -807
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_s_9.wat b/cranelift/zkasm_data/spectest/i64/rem_s_9.wat
index 9ae8606d5909..40ebc1766c9d 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_s_9.wat
@@ -6,4 +6,4 @@
 	i64.rem_s
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_1.wat b/cranelift/zkasm_data/spectest/i64/rem_u_1.wat
index bbbba9535f76..dedd7a04edeb 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_1.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_10.wat b/cranelift/zkasm_data/spectest/i64/rem_u_10.wat
index f2a4e7785183..35bcada16540 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_10.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 5
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_11.wat b/cranelift/zkasm_data/spectest/i64/rem_u_11.wat
index d04ccf283918..fcb807b203d0 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_11.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const -5
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_12.wat b/cranelift/zkasm_data/spectest/i64/rem_u_12.wat
index 708ba414a3ff..ea924637c25e 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_12.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_13.wat b/cranelift/zkasm_data/spectest/i64/rem_u_13.wat
index b8df0ad69bea..388c9ccc64ec 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_13.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_14.wat b/cranelift/zkasm_data/spectest/i64/rem_u_14.wat
index c0f7d65fa7d7..09acd346a2a7 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_14.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 3
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_2.wat b/cranelift/zkasm_data/spectest/i64/rem_u_2.wat
index 652e9060332a..c0db988b63dd 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_2.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_3.wat b/cranelift/zkasm_data/spectest/i64/rem_u_3.wat
index ef65a32d52dd..2179cbe8287d 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_3.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_4.wat b/cranelift/zkasm_data/spectest/i64/rem_u_4.wat
index 7703d81a75a8..d64caffa0fa3 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_4.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_5.wat b/cranelift/zkasm_data/spectest/i64/rem_u_5.wat
index caf2e249d871..b905a9ec541e 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_5.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_6.wat b/cranelift/zkasm_data/spectest/i64/rem_u_6.wat
index aff111fdee6a..20971383955d 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_6.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 0x80000001
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_7.wat b/cranelift/zkasm_data/spectest/i64/rem_u_7.wat
index d7f1410bb81f..fc278c2ecfb4 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_7.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 809
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_8.wat b/cranelift/zkasm_data/spectest/i64/rem_u_8.wat
index efbb8ffc4d78..189a7d0cbaa9 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_8.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rem_u_9.wat b/cranelift/zkasm_data/spectest/i64/rem_u_9.wat
index 4a7b368e4c81..2cfb4633d442 100644
--- a/cranelift/zkasm_data/spectest/i64/rem_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/rem_u_9.wat
@@ -6,4 +6,4 @@
 	i64.rem_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_1.wat b/cranelift/zkasm_data/spectest/i64/rotl_1.wat
index 65fbcab39f8c..843d8d8d9a10 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_1.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_10.wat b/cranelift/zkasm_data/spectest/i64/rotl_10.wat
index 009fbf3ca115..025381f60ef3 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_10.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 0xcf013579ae529dea
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_11.wat b/cranelift/zkasm_data/spectest/i64/rotl_11.wat
index 70dd353aab92..38613a7eac06 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_11.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 0x55e891a77ab3c04e
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_12.wat b/cranelift/zkasm_data/spectest/i64/rotl_12.wat
index 05f080584133..6d3a60cee534 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_12.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_13.wat b/cranelift/zkasm_data/spectest/i64/rotl_13.wat
index dd83935ae421..8ef0589a4b56 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_13.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_2.wat b/cranelift/zkasm_data/spectest/i64/rotl_2.wat
index a0720ed06cba..4ee1e82a958d 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_2.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_3.wat b/cranelift/zkasm_data/spectest/i64/rotl_3.wat
index 1893eac9af47..ec3418e2acaf 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_3.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_4.wat b/cranelift/zkasm_data/spectest/i64/rotl_4.wat
index 10f4524e648c..fd94c11885c4 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_4.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_5.wat b/cranelift/zkasm_data/spectest/i64/rotl_5.wat
index 2525755a5e59..f8417efc1d9e 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_5.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 0x579b30ec048d159d
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_6.wat b/cranelift/zkasm_data/spectest/i64/rotl_6.wat
index 1bf0a2365a0c..478be4452fc1 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_6.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 0xe000000dc000000f
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_7.wat b/cranelift/zkasm_data/spectest/i64/rotl_7.wat
index d54e19c8f78f..46b118f2b0c3 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_7.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 0x013579a2469deacf
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_8.wat b/cranelift/zkasm_data/spectest/i64/rotl_8.wat
index 4fcaab92be74..6f05399facd8 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_8.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 0x55e891a77ab3c04e
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotl_9.wat b/cranelift/zkasm_data/spectest/i64/rotl_9.wat
index 1a1760a6c68f..5df3e8cdbcb1 100644
--- a/cranelift/zkasm_data/spectest/i64/rotl_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotl_9.wat
@@ -6,4 +6,4 @@
 	i64.rotl
 	i64.const 0x013579a2469deacf
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_1.wat b/cranelift/zkasm_data/spectest/i64/rotr_1.wat
index 75f5e8e243c2..4d0bd14ff4dd 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_1.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_10.wat b/cranelift/zkasm_data/spectest/i64/rotr_10.wat
index 0c0c783e2ee4..800f13ec12cb 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_10.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 0x94a77ab3c04d5e6b
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_11.wat b/cranelift/zkasm_data/spectest/i64/rotr_11.wat
index 281d549897f4..9a2375b2a32f 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_11.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 0x57a2469deacf0139
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_12.wat b/cranelift/zkasm_data/spectest/i64/rotr_12.wat
index 51d85b835773..f00c0db5c71b 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_12.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_13.wat b/cranelift/zkasm_data/spectest/i64/rotr_13.wat
index 07fe6e32a4df..3943a00d75e2 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_13.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_2.wat b/cranelift/zkasm_data/spectest/i64/rotr_2.wat
index 2ade2a4ef759..a17a0f7efc51 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_2.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_3.wat b/cranelift/zkasm_data/spectest/i64/rotr_3.wat
index 6701a491d4f6..4e54a4ef6629 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_3.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_4.wat b/cranelift/zkasm_data/spectest/i64/rotr_4.wat
index fb8d294395a0..6cffddb0e264 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_4.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_5.wat b/cranelift/zkasm_data/spectest/i64/rotr_5.wat
index 431112e9c650..77f2b17d36a5 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_5.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 0x55e6cc3b01234567
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_6.wat b/cranelift/zkasm_data/spectest/i64/rotr_6.wat
index c9389aaf1b48..58c3dac3944b 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_6.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 0x0fe000000dc00000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_7.wat b/cranelift/zkasm_data/spectest/i64/rotr_7.wat
index af3ecc2a3ec1..d910c889cff8 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_7.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 0x6891a77ab3c04d5e
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_8.wat b/cranelift/zkasm_data/spectest/i64/rotr_8.wat
index 2ab343722772..a69ee4db1ecf 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_8.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 0x57a2469deacf0139
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/rotr_9.wat b/cranelift/zkasm_data/spectest/i64/rotr_9.wat
index 6e05e8474891..b137e15dd3a9 100644
--- a/cranelift/zkasm_data/spectest/i64/rotr_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/rotr_9.wat
@@ -6,4 +6,4 @@
 	i64.rotr
 	i64.const 0x6891a77ab3c04d5e
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_1.wat b/cranelift/zkasm_data/spectest/i64/shl_1.wat
index 5a6d9940a096..ba4560710c6e 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_1.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_10.wat b/cranelift/zkasm_data/spectest/i64/shl_10.wat
index 622ab52cbb74..29e9fc2ef8ec 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_10.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_11.wat b/cranelift/zkasm_data/spectest/i64/shl_11.wat
index 38f86b9d8e30..b0f4cc273da8 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_11.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_2.wat b/cranelift/zkasm_data/spectest/i64/shl_2.wat
index 4b4d3f6d1854..857a2dc54bba 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_2.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_3.wat b/cranelift/zkasm_data/spectest/i64/shl_3.wat
index 9f04dc508cd0..d187cb213b67 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_3.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 0xfffffffffffffffe
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_4.wat b/cranelift/zkasm_data/spectest/i64/shl_4.wat
index dc1d0f8ae0e0..aa43b0550df8 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_4.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 0xfffffffffffffffe
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_5.wat b/cranelift/zkasm_data/spectest/i64/shl_5.wat
index cfa906082bfe..a4717a50f1bc 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_5.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_6.wat b/cranelift/zkasm_data/spectest/i64/shl_6.wat
index ebaf29ebbfdc..8728c3d2a8be 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_6.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_7.wat b/cranelift/zkasm_data/spectest/i64/shl_7.wat
index 025d5b581fb0..1cac4433eb35 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_7.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_8.wat b/cranelift/zkasm_data/spectest/i64/shl_8.wat
index bfcd0b6923de..a0b5b7864d62 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_8.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shl_9.wat b/cranelift/zkasm_data/spectest/i64/shl_9.wat
index 5ecf0c19a07e..dfc523d6dace 100644
--- a/cranelift/zkasm_data/spectest/i64/shl_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/shl_9.wat
@@ -6,4 +6,4 @@
 	i64.shl
 	i64.const 2
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_1.wat b/cranelift/zkasm_data/spectest/i64/shr_s_1.wat
index a9a54e67cb31..7623a55bc3ae 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_1.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_10.wat b/cranelift/zkasm_data/spectest/i64/shr_s_10.wat
index 52ef4f7817ae..f76ab331f631 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_10.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_11.wat b/cranelift/zkasm_data/spectest/i64/shr_s_11.wat
index 734d876e7f5d..a456f048e01b 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_11.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_12.wat b/cranelift/zkasm_data/spectest/i64/shr_s_12.wat
index d682559e4b7d..7e9fbc1162e8 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_12.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_13.wat b/cranelift/zkasm_data/spectest/i64/shr_s_13.wat
index 3ba651c68e24..68e6e5022949 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_13.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_14.wat b/cranelift/zkasm_data/spectest/i64/shr_s_14.wat
index 8b350f18293a..3be8636bcfc1 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_14.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_15.wat b/cranelift/zkasm_data/spectest/i64/shr_s_15.wat
index fdbd9b9c2522..da0d913d8ace 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_15.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_15.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_16.wat b/cranelift/zkasm_data/spectest/i64/shr_s_16.wat
index 9a1c54b175c2..dde90b8f06c0 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_16.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_16.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_17.wat b/cranelift/zkasm_data/spectest/i64/shr_s_17.wat
index 7d8ce299fe0a..570c489f4b78 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_17.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_17.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_2.wat b/cranelift/zkasm_data/spectest/i64/shr_s_2.wat
index 5e2bf74a02c3..536b1a835c9b 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_2.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_3.wat b/cranelift/zkasm_data/spectest/i64/shr_s_3.wat
index 821fb44960e5..ff882e6a88a0 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_3.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_4.wat b/cranelift/zkasm_data/spectest/i64/shr_s_4.wat
index 7ba0da005b53..cca8853560cc 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_4.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const 0x3fffffffffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_5.wat b/cranelift/zkasm_data/spectest/i64/shr_s_5.wat
index 7312dc4b58af..f8c1ff9be36f 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_5.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const 0xc000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_6.wat b/cranelift/zkasm_data/spectest/i64/shr_s_6.wat
index dbfacf61f5c4..ba01bdf8039d 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_6.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const 0x2000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_7.wat b/cranelift/zkasm_data/spectest/i64/shr_s_7.wat
index fa4878635427..a24cffddb1fd 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_7.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_8.wat b/cranelift/zkasm_data/spectest/i64/shr_s_8.wat
index e03d640dc170..18986ecdda8b 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_8.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_s_9.wat b/cranelift/zkasm_data/spectest/i64/shr_s_9.wat
index 85049439cbed..5f07ad4edf4a 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_s_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_s_9.wat
@@ -6,4 +6,4 @@
 	i64.shr_s
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_1.wat b/cranelift/zkasm_data/spectest/i64/shr_u_1.wat
index 7512d9c64798..c90ab470cd3b 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_1.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_10.wat b/cranelift/zkasm_data/spectest/i64/shr_u_10.wat
index 9dbca1ceae52..ba523f3f7ca0 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_10.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_11.wat b/cranelift/zkasm_data/spectest/i64/shr_u_11.wat
index c9ed00787be5..d45aebedb6d2 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_11.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_11.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_12.wat b/cranelift/zkasm_data/spectest/i64/shr_u_12.wat
index 594eded8dc11..fa58f008a6b7 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_12.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_12.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_13.wat b/cranelift/zkasm_data/spectest/i64/shr_u_13.wat
index 3f89b9a56f0e..8afdb9bc89b2 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_13.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_13.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_14.wat b/cranelift/zkasm_data/spectest/i64/shr_u_14.wat
index ca96cc8dcf1c..03447f50c79b 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_14.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_14.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 0x7fffffffffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_15.wat b/cranelift/zkasm_data/spectest/i64/shr_u_15.wat
index 293448f88fca..9c3a63abfa05 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_15.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_15.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_16.wat b/cranelift/zkasm_data/spectest/i64/shr_u_16.wat
index 2699b3f2c5cb..86d327edb8d9 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_16.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_16.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_17.wat b/cranelift/zkasm_data/spectest/i64/shr_u_17.wat
index a50328ce06fe..96296676ef4e 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_17.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_17.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_2.wat b/cranelift/zkasm_data/spectest/i64/shr_u_2.wat
index f7fbb872e37e..ae409ccf0498 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_2.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_3.wat b/cranelift/zkasm_data/spectest/i64/shr_u_3.wat
index f8bf7c9dff0b..722fe9e51e6d 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_3.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 0x7fffffffffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_4.wat b/cranelift/zkasm_data/spectest/i64/shr_u_4.wat
index 1094855f0fe4..c552434d820c 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_4.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 0x3fffffffffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_5.wat b/cranelift/zkasm_data/spectest/i64/shr_u_5.wat
index dd9cf6b4178a..c4ff1498b61b 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_5.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 0x4000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_6.wat b/cranelift/zkasm_data/spectest/i64/shr_u_6.wat
index ed9e78731dec..6ca9e6918b88 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_6.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 0x2000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_7.wat b/cranelift/zkasm_data/spectest/i64/shr_u_7.wat
index 81f13473b3be..3969c22793f9 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_7.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_8.wat b/cranelift/zkasm_data/spectest/i64/shr_u_8.wat
index ee6b41e72f8d..b245f7fee69f 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_8.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/shr_u_9.wat b/cranelift/zkasm_data/spectest/i64/shr_u_9.wat
index 3618b7adae88..bedfbf6d1533 100644
--- a/cranelift/zkasm_data/spectest/i64/shr_u_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/shr_u_9.wat
@@ -6,4 +6,4 @@
 	i64.shr_u
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/sub_1.wat b/cranelift/zkasm_data/spectest/i64/sub_1.wat
index 9e516428f81f..b2d370ca4504 100644
--- a/cranelift/zkasm_data/spectest/i64/sub_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/sub_1.wat
@@ -6,4 +6,4 @@
 	i64.sub
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/sub_2.wat b/cranelift/zkasm_data/spectest/i64/sub_2.wat
index d55fda3df56d..66d54c6ab7d6 100644
--- a/cranelift/zkasm_data/spectest/i64/sub_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/sub_2.wat
@@ -6,4 +6,4 @@
 	i64.sub
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/sub_3.wat b/cranelift/zkasm_data/spectest/i64/sub_3.wat
index b6a6888d7eb7..4cd039b49bbf 100644
--- a/cranelift/zkasm_data/spectest/i64/sub_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/sub_3.wat
@@ -6,4 +6,4 @@
 	i64.sub
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/sub_4.wat b/cranelift/zkasm_data/spectest/i64/sub_4.wat
index 390d7c73bf9f..f4fad603ccd2 100644
--- a/cranelift/zkasm_data/spectest/i64/sub_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/sub_4.wat
@@ -6,4 +6,4 @@
 	i64.sub
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/sub_5.wat b/cranelift/zkasm_data/spectest/i64/sub_5.wat
index a403eb73b821..8405a42aae9d 100644
--- a/cranelift/zkasm_data/spectest/i64/sub_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/sub_5.wat
@@ -6,4 +6,4 @@
 	i64.sub
 	i64.const 0x7fffffffffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/sub_6.wat b/cranelift/zkasm_data/spectest/i64/sub_6.wat
index 9855b9475eed..5ca3ef3c5f66 100644
--- a/cranelift/zkasm_data/spectest/i64/sub_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/sub_6.wat
@@ -6,4 +6,4 @@
 	i64.sub
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/sub_7.wat b/cranelift/zkasm_data/spectest/i64/sub_7.wat
index ab78fe66bb21..f9fa6e54f606 100644
--- a/cranelift/zkasm_data/spectest/i64/sub_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/sub_7.wat
@@ -6,4 +6,4 @@
 	i64.sub
 	i64.const 0x40000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/xor_1.wat b/cranelift/zkasm_data/spectest/i64/xor_1.wat
index 2abcfa58ee95..618306116784 100644
--- a/cranelift/zkasm_data/spectest/i64/xor_1.wat
+++ b/cranelift/zkasm_data/spectest/i64/xor_1.wat
@@ -6,4 +6,4 @@
 	i64.xor
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/xor_10.wat b/cranelift/zkasm_data/spectest/i64/xor_10.wat
index 547ce66c87d8..a83f843934f8 100644
--- a/cranelift/zkasm_data/spectest/i64/xor_10.wat
+++ b/cranelift/zkasm_data/spectest/i64/xor_10.wat
@@ -6,4 +6,4 @@
 	i64.xor
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/xor_2.wat b/cranelift/zkasm_data/spectest/i64/xor_2.wat
index 39a5dbae4d84..b464c455905c 100644
--- a/cranelift/zkasm_data/spectest/i64/xor_2.wat
+++ b/cranelift/zkasm_data/spectest/i64/xor_2.wat
@@ -6,4 +6,4 @@
 	i64.xor
 	i64.const 1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/xor_3.wat b/cranelift/zkasm_data/spectest/i64/xor_3.wat
index ed7dee2cf785..10d11755d4fb 100644
--- a/cranelift/zkasm_data/spectest/i64/xor_3.wat
+++ b/cranelift/zkasm_data/spectest/i64/xor_3.wat
@@ -6,4 +6,4 @@
 	i64.xor
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/xor_4.wat b/cranelift/zkasm_data/spectest/i64/xor_4.wat
index 44ade82dbb69..8d22da2f1540 100644
--- a/cranelift/zkasm_data/spectest/i64/xor_4.wat
+++ b/cranelift/zkasm_data/spectest/i64/xor_4.wat
@@ -6,4 +6,4 @@
 	i64.xor
 	i64.const 0
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/xor_5.wat b/cranelift/zkasm_data/spectest/i64/xor_5.wat
index f4f20a1ea11e..5a85cc9fb260 100644
--- a/cranelift/zkasm_data/spectest/i64/xor_5.wat
+++ b/cranelift/zkasm_data/spectest/i64/xor_5.wat
@@ -6,4 +6,4 @@
 	i64.xor
 	i64.const -1
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/xor_6.wat b/cranelift/zkasm_data/spectest/i64/xor_6.wat
index e5a2eb63560e..bdaf88bfda2d 100644
--- a/cranelift/zkasm_data/spectest/i64/xor_6.wat
+++ b/cranelift/zkasm_data/spectest/i64/xor_6.wat
@@ -6,4 +6,4 @@
 	i64.xor
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/xor_7.wat b/cranelift/zkasm_data/spectest/i64/xor_7.wat
index 40d6a4c031a3..f9b88554ab23 100644
--- a/cranelift/zkasm_data/spectest/i64/xor_7.wat
+++ b/cranelift/zkasm_data/spectest/i64/xor_7.wat
@@ -6,4 +6,4 @@
 	i64.xor
 	i64.const 0x7fffffffffffffff
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/xor_8.wat b/cranelift/zkasm_data/spectest/i64/xor_8.wat
index 5b1b95ac3ff2..309c35c59de2 100644
--- a/cranelift/zkasm_data/spectest/i64/xor_8.wat
+++ b/cranelift/zkasm_data/spectest/i64/xor_8.wat
@@ -6,4 +6,4 @@
 	i64.xor
 	i64.const 0x8000000000000000
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/spectest/i64/xor_9.wat b/cranelift/zkasm_data/spectest/i64/xor_9.wat
index edd726cba1e3..128b007747b2 100644
--- a/cranelift/zkasm_data/spectest/i64/xor_9.wat
+++ b/cranelift/zkasm_data/spectest/i64/xor_9.wat
@@ -6,4 +6,4 @@
 	i64.xor
 	i64.const 0x0f0f0f0f
 	call $assert_eq_i64)
- (start $main))
+ (export "main" (func $main)))
diff --git a/cranelift/zkasm_data/xor.wat b/cranelift/zkasm_data/xor.wat
index 0272d70f433c..b2190af74eb1 100644
--- a/cranelift/zkasm_data/xor.wat
+++ b/cranelift/zkasm_data/xor.wat
@@ -6,4 +6,4 @@
 	i32.xor
 	i32.const 0
 	call $assert_eq_i32)
- (start $main))
+ (export "main" (func $main)))