[INFO] fetching crate mutex_trait2 0.4.3...
[INFO] testing mutex_trait2-0.4.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate mutex_trait2 0.4.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate mutex_trait2 0.4.3
[INFO] finished tweaking crates.io crate mutex_trait2 0.4.3
[INFO] tweaked toml for crates.io crate mutex_trait2 0.4.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutex_trait2 0.4.3 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mutex_trait2 0.4.3 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pinned-aliasable v0.1.3
[INFO] [stderr]   Downloaded critical-section v1.1.3
[INFO] [stderr]   Downloaded no-std-async v1.1.2
[INFO] [stderr]   Downloaded embassy-sync v0.6.0
[INFO] [stderr]   Downloaded pin-list v0.1.2
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6180cc49178781fe9365a474f2a057c20e981c37087ec9d38ee7d6eeeceb3cd6
[INFO] running `Command { std: "docker" "start" "-a" "6180cc49178781fe9365a474f2a057c20e981c37087ec9d38ee7d6eeeceb3cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6180cc49178781fe9365a474f2a057c20e981c37087ec9d38ee7d6eeeceb3cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6180cc49178781fe9365a474f2a057c20e981c37087ec9d38ee7d6eeeceb3cd6", kill_on_drop: false }`
[INFO] [stdout] 6180cc49178781fe9365a474f2a057c20e981c37087ec9d38ee7d6eeeceb3cd6
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a73643ebf074a10fdfd56f0e80d44ee055ce9207df250f897b654099661b7f6c
[INFO] running `Command { std: "docker" "start" "-a" "a73643ebf074a10fdfd56f0e80d44ee055ce9207df250f897b654099661b7f6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutex_trait2 v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "a73643ebf074a10fdfd56f0e80d44ee055ce9207df250f897b654099661b7f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73643ebf074a10fdfd56f0e80d44ee055ce9207df250f897b654099661b7f6c", kill_on_drop: false }`
[INFO] [stdout] a73643ebf074a10fdfd56f0e80d44ee055ce9207df250f897b654099661b7f6c
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 911b7d1db3596d943345e651eaed17f01675f14f3b35976bd76c01d9acb063d2
[INFO] running `Command { std: "docker" "start" "-a" "911b7d1db3596d943345e651eaed17f01675f14f3b35976bd76c01d9acb063d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutex_trait2 v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "911b7d1db3596d943345e651eaed17f01675f14f3b35976bd76c01d9acb063d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911b7d1db3596d943345e651eaed17f01675f14f3b35976bd76c01d9acb063d2", kill_on_drop: false }`
[INFO] [stdout] 911b7d1db3596d943345e651eaed17f01675f14f3b35976bd76c01d9acb063d2
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 353d7f8b09f1b245b04621841c627da9d654efd320cdec1f4cc0643e2dd9a4d0
[INFO] running `Command { std: "docker" "start" "-a" "353d7f8b09f1b245b04621841c627da9d654efd320cdec1f4cc0643e2dd9a4d0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mutex_trait2-0190f9fe708c1e73)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mutex_trait2
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "353d7f8b09f1b245b04621841c627da9d654efd320cdec1f4cc0643e2dd9a4d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353d7f8b09f1b245b04621841c627da9d654efd320cdec1f4cc0643e2dd9a4d0", kill_on_drop: false }`
[INFO] [stdout] 353d7f8b09f1b245b04621841c627da9d654efd320cdec1f4cc0643e2dd9a4d0