Fix some ci/cd and clippy problems

Signed-off-by: Daniil Polyakov <arjentix@gmail.com>

.github/workflows/iroha2-dev-pr-static.yml

@@ -24,10 +24,10 @@ jobs:
       - name: Format check
         run: cargo +nightly-2022-04-20 fmt --all -- --check
       - name: Static analysis without features
-        run: cargo lints clippy --workspace --benches --tests --examples --quiet --no-default-features
+        run: cargo +nightly-2022-04-20 lints clippy --workspace --benches --tests --examples --quiet --no-default-features
         if: always()
       - name: Static analysis with all features enabled
-        run: cargo lints clippy --workspace --benches --tests --examples --quiet --all-features
+        run: cargo +nightly-2022-04-20 lints clippy --workspace --benches --tests --examples --quiet --all-features
         if: always()
       - name: Verify iroha_data_model still supports no_std
         run: cargo nono check --package iroha_data_model --no-default-features

Dockerfile.ci

@@ -51,6 +51,7 @@ RUN git clone https://github.com/rui314/mold.git; \
 RUN rustup component add llvm-tools-preview clippy; \
     rustup target add wasm32-unknown-unknown; \
     rustup install --profile default nightly-2022-04-20; \
+    rustup component add rust-src --toolchain nightly-2022-04-20-x86_64-unknown-linux-gnu; \
     cargo install cargo-lints cargo-nono webassembly-test-runner grcov
 
 RUN curl -fsSL https://get.docker.com -o get-docker.sh; \

wasm/src/debug.rs

@@ -4,8 +4,14 @@ use super::*;
 
 /// Print `obj` in debug representation to the stdout
 pub fn dbg<T: Debug + ?Sized>(obj: &T) {
+    #[cfg(not(test))]
+    use host::dbg as host_dbg;
+    #[cfg(test)]
+    use tests::_dbg as host_dbg;
+
     let s = format!("{:?}", obj);
-    unsafe { encode_and_execute(&s, host::dbg) }
+    // Safety: `host_dbg` doesn't take ownership of it's pointer parameter
+    unsafe { encode_and_execute(&s, host_dbg) }
 }
 
 /// Extension implemented for `Result` and `Option` to provide unwrapping with error message,
@@ -20,6 +26,7 @@ pub trait DebugUnwrapExt {
 impl<T, E: Debug> DebugUnwrapExt for Result<T, E> {
     type Output = T;
 
+    #[allow(clippy::panic)]
     fn dbg_unwrap(self) -> Self::Output {
         match self {
             Ok(out) => out,
@@ -36,6 +43,7 @@ impl<T, E: Debug> DebugUnwrapExt for Result<T, E> {
 impl<T> DebugUnwrapExt for Option<T> {
     type Output = T;
 
+    #[allow(clippy::panic)]
     fn dbg_unwrap(self) -> Self::Output {
         match self {
             Some(out) => out,

wasm/src/lib.rs

@@ -121,6 +121,11 @@ mod host {
 
         /// Prints string to the standard output by providing offset and length
         /// into WebAssembly's linear memory where string is stored
+        ///
+        /// # Warning
+        ///
+        /// This function doesn't take ownership of the provided allocation
+        /// but it does transfer ownership of the result to the caller
         #[cfg(feature = "debug")]
         pub(super) fn dbg(ptr: WasmUsize, len: WasmUsize);
     }
@@ -276,6 +281,10 @@ mod tests {
         assert_eq!(get_test_instruction(), instruction.unwrap());
     }
 
+    #[cfg(feature = "debug")]
+    #[no_mangle]
+    pub(super) unsafe extern "C" fn _dbg(_ptr: WasmUsize, _len: WasmUsize) {}
+
     #[no_mangle]
     pub(super) unsafe extern "C" fn _iroha_wasm_execute_query_mock(
         ptr: WasmUsize,