手元で走らせてみた
$ time wasmtime -C cache=n /tmp/main.wasm ◇ Test run started. ↳ Testing Library Version: 6.1 (a27e55731a078f6) ↳ Target Platform: wasm32-unknown-wasi ◇ Test helloWorld() started. ✘ Test helloWorld() recorded an issue at <stdin>:5:3: Expectation failed: (greeting → "Hello, world!") == "Hello" ✘ Test helloWorld() failed after 0.000593298 seconds with 1 issue. ✘ Test run with 1 test failed after 0.000955983 seconds with 1 issue. wasmtime -C cache=n /tmp/main.wasm 12.13s user 2.01s system 1134% cpu 1.246 total