From cfc40861c5ca7426e306970abe26fabb466094ca Mon Sep 17 00:00:00 2001
From: "github-actions[bot]"
 <41898282+github-actions[bot]@users.noreply.github.com>
Date: Sun, 14 Apr 2024 17:43:19 -0400
Subject: [PATCH 1/2] CompatHelper: bump compat for KrylovKit to 0.7, (keep
 existing compat) (#64)

---
 Project.toml              | 2 +-
 test/test_contract_mpo.jl | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Project.toml b/Project.toml
index 29971f7..55e2040 100644
--- a/Project.toml
+++ b/Project.toml
@@ -13,7 +13,7 @@ TimerOutputs = "a759f4b9-e2f1-59dc-863e-4aeb61b1ea8f"
 
 [compat]
 ITensors = "0.3.58"
-KrylovKit = "0.6"
+KrylovKit = "0.6, 0.7"
 Observers = "0.2"
 TimerOutputs = "0.5"
 julia = "1.6"
diff --git a/test/test_contract_mpo.jl b/test/test_contract_mpo.jl
index a93cd46..fc4023e 100644
--- a/test/test_contract_mpo.jl
+++ b/test/test_contract_mpo.jl
@@ -58,7 +58,7 @@ using Test: @test, @testset
   Hpsi = apply(H, psi; alg="fit", init_mps=Hpsi_guess, nsite=1, nsweeps=2)
   @test ITensors.scalartype(Hpsi) == elt
   scale(::Type{Float32}) = 10^2
-  scale(::Type{Float64}) = 10^6
+  scale(::Type{Float64}) = 5 * 10^5
   @test inner(psit, Hpsi) ≈ inner(psit, H, psi) rtol = √eps(real(elt)) * scale(real(elt))
 end
 end

From 43195aefeb8c73d0b98c5da3b9bb74ff62c931c9 Mon Sep 17 00:00:00 2001
From: mtfishman <mfishman@flatironinstitute.org>
Date: Sun, 14 Apr 2024 20:38:50 -0400
Subject: [PATCH 2/2] Loosen test bounds

---
 test/test_contract_mpo.jl | 2 +-
 test/test_tdvp.jl         | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/test/test_contract_mpo.jl b/test/test_contract_mpo.jl
index fc4023e..a93cd46 100644
--- a/test/test_contract_mpo.jl
+++ b/test/test_contract_mpo.jl
@@ -58,7 +58,7 @@ using Test: @test, @testset
   Hpsi = apply(H, psi; alg="fit", init_mps=Hpsi_guess, nsite=1, nsweeps=2)
   @test ITensors.scalartype(Hpsi) == elt
   scale(::Type{Float32}) = 10^2
-  scale(::Type{Float64}) = 5 * 10^5
+  scale(::Type{Float64}) = 10^6
   @test inner(psit, Hpsi) ≈ inner(psit, H, psi) rtol = √eps(real(elt)) * scale(real(elt))
 end
 end
diff --git a/test/test_tdvp.jl b/test/test_tdvp.jl
index 46b27da..2645672 100644
--- a/test/test_tdvp.jl
+++ b/test/test_tdvp.jl
@@ -47,7 +47,7 @@ using Test: @test, @testset
   ## Should lose fidelity:
   #@test abs(inner(ψ0,ψ1)) < 0.9
   # Average energy should be conserved:
-  @test real(inner(ψ1', H, ψ1)) ≈ inner(ψ0', H, ψ0)
+  @test real(inner(ψ1', H, ψ1)) ≈ inner(ψ0', H, ψ0) rtol = √eps(real(elt))
   # Time evolve backwards:
   ψ2 = tdvp(H, time_step, ψ1; nsweeps=1, cutoff)
   @test ITensors.scalartype(ψ2) == complex(elt)