[INFO] cloning repository https://github.com/JohnScience/wasi-preview1-host-guest-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnScience/wasi-preview1-host-guest-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnScience%2Fwasi-preview1-host-guest-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnScience%2Fwasi-preview1-host-guest-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e388ac5261724b81e003941e8919312dd61bfd86
[INFO] checking JohnScience/wasi-preview1-host-guest-example against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnScience%2Fwasi-preview1-host-guest-example" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JohnScience/wasi-preview1-host-guest-example on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/JohnScience/wasi-preview1-host-guest-example
[INFO] finished tweaking git repo https://github.com/JohnScience/wasi-preview1-host-guest-example
[INFO] tweaked toml for git repo https://github.com/JohnScience/wasi-preview1-host-guest-example written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JohnScience/wasi-preview1-host-guest-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wiggle v15.0.1
[INFO] [stderr]   Downloaded wiggle-generate v15.0.1
[INFO] [stderr]   Downloaded cranelift-control v0.102.1
[INFO] [stderr]   Downloaded wasmtime-winch v15.0.1
[INFO] [stderr]   Downloaded wiggle-macro v15.0.1
[INFO] [stderr]   Downloaded wasmtime-jit-icache-coherence v15.0.1
[INFO] [stderr]   Downloaded wasmtime-versioned-export-macros v15.0.1
[INFO] [stderr]   Downloaded wasmtime-asm-macros v15.0.1
[INFO] [stderr]   Downloaded wasmtime-jit-debug v15.0.1
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.102.1
[INFO] [stderr]   Downloaded wasmtime-wmemcheck v15.0.1
[INFO] [stderr]   Downloaded wat v1.0.82
[INFO] [stderr]   Downloaded fd-lock v4.0.1
[INFO] [stderr]   Downloaded wasmtime-cranelift-shared v15.0.1
[INFO] [stderr]   Downloaded wasi-cap-std-sync v15.0.1
[INFO] [stderr]   Downloaded wasmtime-cache v15.0.1
[INFO] [stderr]   Downloaded cranelift-frontend v0.102.1
[INFO] [stderr]   Downloaded wit-parser v0.13.0
[INFO] [stderr]   Downloaded wasi-common v15.0.1
[INFO] [stderr]   Downloaded wasmtime v15.0.1
[INFO] [stderr]   Downloaded cranelift-wasm v0.102.1
[INFO] [stderr]   Downloaded wasmtime-runtime v15.0.1
[INFO] [stderr]   Downloaded wasmparser v0.116.1
[INFO] [stderr]   Downloaded cranelift-codegen v0.102.1
[INFO] [stderr]   Downloaded wasmtime-environ v15.0.1
[INFO] [stderr]   Downloaded wasmtime-cranelift v15.0.1
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.102.1
[INFO] [stderr]   Downloaded cranelift-isle v0.102.1
[INFO] [stderr]   Downloaded winch-codegen v0.13.1
[INFO] [stderr]   Downloaded wasmtime-wasi v15.0.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.102.1
[INFO] [stderr]   Downloaded wasm-encoder v0.36.2
[INFO] [stderr]   Downloaded wasmprinter v0.2.75
[INFO] [stderr]   Downloaded wasmtime-wit-bindgen v15.0.1
[INFO] [stderr]   Downloaded wasmtime-component-macro v15.0.1
[INFO] [stderr]   Downloaded wasmtime-jit v15.0.1
[INFO] [stderr]   Downloaded wasmtime-fiber v15.0.1
[INFO] [stderr]   Downloaded cranelift-native v0.102.1
[INFO] [stderr]   Downloaded cranelift-entity v0.102.1
[INFO] [stderr]   Downloaded wasmtime-types v15.0.1
[INFO] [stderr]   Downloaded wast v69.0.1
[INFO] [stderr]   Downloaded wasmtime-component-util v15.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd4054e3bceb6b220d4f1a65b665a194d47874f78a0d5c97ef0c0a21f74764ac
[INFO] running `Command { std: "docker" "start" "-a" "fd4054e3bceb6b220d4f1a65b665a194d47874f78a0d5c97ef0c0a21f74764ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd4054e3bceb6b220d4f1a65b665a194d47874f78a0d5c97ef0c0a21f74764ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4054e3bceb6b220d4f1a65b665a194d47874f78a0d5c97ef0c0a21f74764ac", kill_on_drop: false }`
[INFO] [stdout] fd4054e3bceb6b220d4f1a65b665a194d47874f78a0d5c97ef0c0a21f74764ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e074cf8addc17dee5e171d72fc36720e171608e97439b0295d2029732ccc8367
[INFO] running `Command { std: "docker" "start" "-a" "e074cf8addc17dee5e171d72fc36720e171608e97439b0295d2029732ccc8367", kill_on_drop: false }`
[INFO] [stderr] error: output of --print=file-names missing when learning about target-specific information from rustc
[INFO] [stderr] command was: `/opt/rustwide/rustup-home/toolchains/506512391b1a75ae450d36c9420978402a91abcc/bin/rustc - --crate-name ___ --print=file-names --cap-lints=allow --target wasm32-wasi --crate-type bin --crate-type rlib --crate-type dylib --crate-type cdylib --crate-type staticlib --crate-type proc-macro --print=sysroot --print=split-debuginfo --print=crate-name --print=cfg`
[INFO] [stderr] 
[INFO] [stderr] --- stdout
[INFO] [stderr] ___.wasm
[INFO] [stderr] lib___.rlib
[INFO] [stderr] ___.wasm
[INFO] [stderr] lib___.a
[INFO] [stderr] /opt/rustwide/rustup-home/toolchains/506512391b1a75ae450d36c9420978402a91abcc
[INFO] [stderr] off
[INFO] [stderr] ___
[INFO] [stderr] debug_assertions
[INFO] [stderr] overflow_checks
[INFO] [stderr] panic="abort"
[INFO] [stderr] proc_macro
[INFO] [stderr] relocation_model="static"
[INFO] [stderr] target_abi=""
[INFO] [stderr] target_arch="wasm32"
[INFO] [stderr] target_endian="little"
[INFO] [stderr] target_env=""
[INFO] [stderr] target_family="wasm"
[INFO] [stderr] target_feature="mutable-globals"
[INFO] [stderr] target_feature="sign-ext"
[INFO] [stderr] target_has_atomic
[INFO] [stderr] target_has_atomic="16"
[INFO] [stderr] target_has_atomic="32"
[INFO] [stderr] target_has_atomic="64"
[INFO] [stderr] target_has_atomic="8"
[INFO] [stderr] target_has_atomic="ptr"
[INFO] [stderr] target_has_atomic_equal_alignment="16"
[INFO] [stderr] target_has_atomic_equal_alignment="32"
[INFO] [stderr] target_has_atomic_equal_alignment="64"
[INFO] [stderr] target_has_atomic_equal_alignment="8"
[INFO] [stderr] target_has_atomic_equal_alignment="ptr"
[INFO] [stderr] target_has_atomic_load_store
[INFO] [stderr] target_has_atomic_load_store="16"
[INFO] [stderr] target_has_atomic_load_store="32"
[INFO] [stderr] target_has_atomic_load_store="64"
[INFO] [stderr] target_has_atomic_load_store="8"
[INFO] [stderr] target_has_atomic_load_store="ptr"
[INFO] [stderr] target_os="wasi"
[INFO] [stderr] target_pointer_width="32"
[INFO] [stderr] target_thread_local
[INFO] [stderr] target_vendor="unknown"
[INFO] [stderr] ub_checks
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "e074cf8addc17dee5e171d72fc36720e171608e97439b0295d2029732ccc8367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e074cf8addc17dee5e171d72fc36720e171608e97439b0295d2029732ccc8367", kill_on_drop: false }`
[INFO] [stdout] e074cf8addc17dee5e171d72fc36720e171608e97439b0295d2029732ccc8367