[INFO] fetching crate mutex 1.0.2...
[INFO] testing mutex-1.0.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate mutex 1.0.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mutex 1.0.2
[INFO] finished tweaking crates.io crate mutex 1.0.2
[INFO] tweaked toml for crates.io crate mutex 1.0.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutex 1.0.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mutex 1.0.2 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81a2d7fa2fcada13f7e8fce964f4ad8cada5433c2b022265310456bd8407b79a
[INFO] running `Command { std: "docker" "start" "-a" "81a2d7fa2fcada13f7e8fce964f4ad8cada5433c2b022265310456bd8407b79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81a2d7fa2fcada13f7e8fce964f4ad8cada5433c2b022265310456bd8407b79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81a2d7fa2fcada13f7e8fce964f4ad8cada5433c2b022265310456bd8407b79a", kill_on_drop: false }`
[INFO] [stdout] 81a2d7fa2fcada13f7e8fce964f4ad8cada5433c2b022265310456bd8407b79a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cb5e75859367eb9d0ae1828d680d568875d14fdd48dfc9cb95201d39f4f3f57
[INFO] running `Command { std: "docker" "start" "-a" "6cb5e75859367eb9d0ae1828d680d568875d14fdd48dfc9cb95201d39f4f3f57", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutex v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling mutex-traits v1.0.1
[INFO] [stderr]    Compiling critical-section v1.1.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "6cb5e75859367eb9d0ae1828d680d568875d14fdd48dfc9cb95201d39f4f3f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb5e75859367eb9d0ae1828d680d568875d14fdd48dfc9cb95201d39f4f3f57", kill_on_drop: false }`
[INFO] [stdout] 6cb5e75859367eb9d0ae1828d680d568875d14fdd48dfc9cb95201d39f4f3f57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f46590c880c907466b126254489b3af80d4fa34ee9f6b65c32cdf1bdc5e0030
[INFO] running `Command { std: "docker" "start" "-a" "7f46590c880c907466b126254489b3af80d4fa34ee9f6b65c32cdf1bdc5e0030", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutex v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "7f46590c880c907466b126254489b3af80d4fa34ee9f6b65c32cdf1bdc5e0030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f46590c880c907466b126254489b3af80d4fa34ee9f6b65c32cdf1bdc5e0030", kill_on_drop: false }`
[INFO] [stdout] 7f46590c880c907466b126254489b3af80d4fa34ee9f6b65c32cdf1bdc5e0030
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e25ab30c995c5e7efcfac6f29b61b462f2b3c2d1d131e8ab3ec3365e5466ab6d
[INFO] running `Command { std: "docker" "start" "-a" "e25ab30c995c5e7efcfac6f29b61b462f2b3c2d1d131e8ab3ec3365e5466ab6d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mutex-c0da14d5800324a4)
[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
[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" "e25ab30c995c5e7efcfac6f29b61b462f2b3c2d1d131e8ab3ec3365e5466ab6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e25ab30c995c5e7efcfac6f29b61b462f2b3c2d1d131e8ab3ec3365e5466ab6d", kill_on_drop: false }`
[INFO] [stdout] e25ab30c995c5e7efcfac6f29b61b462f2b3c2d1d131e8ab3ec3365e5466ab6d