[INFO] fetching crate arcmutex 0.2.0...
[INFO] testing arcmutex-0.2.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate arcmutex 0.2.0 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate arcmutex 0.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcmutex 0.2.0
[INFO] finished tweaking crates.io crate arcmutex 0.2.0
[INFO] tweaked toml for crates.io crate arcmutex 0.2.0 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a97fcab4717ca073853c03a0523ea10af1bdc3899368aee2c2645655d36209a
[INFO] running `Command { std: "docker" "start" "-a" "3a97fcab4717ca073853c03a0523ea10af1bdc3899368aee2c2645655d36209a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a97fcab4717ca073853c03a0523ea10af1bdc3899368aee2c2645655d36209a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a97fcab4717ca073853c03a0523ea10af1bdc3899368aee2c2645655d36209a", kill_on_drop: false }`
[INFO] [stdout] 3a97fcab4717ca073853c03a0523ea10af1bdc3899368aee2c2645655d36209a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa3d9e47c1376bec8cba9b2f2fa7da6d5c733ba0c1d0d4a4fe3efbd882fd1bb2
[INFO] running `Command { std: "docker" "start" "-a" "fa3d9e47c1376bec8cba9b2f2fa7da6d5c733ba0c1d0d4a4fe3efbd882fd1bb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling arcmutex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "fa3d9e47c1376bec8cba9b2f2fa7da6d5c733ba0c1d0d4a4fe3efbd882fd1bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3d9e47c1376bec8cba9b2f2fa7da6d5c733ba0c1d0d4a4fe3efbd882fd1bb2", kill_on_drop: false }`
[INFO] [stdout] fa3d9e47c1376bec8cba9b2f2fa7da6d5c733ba0c1d0d4a4fe3efbd882fd1bb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eed800e663635e1c75ca753cef3f403f9572d101bf7f456023c9328a29b4d99
[INFO] running `Command { std: "docker" "start" "-a" "9eed800e663635e1c75ca753cef3f403f9572d101bf7f456023c9328a29b4d99", kill_on_drop: false }`
[INFO] [stderr]    Compiling arcmutex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "9eed800e663635e1c75ca753cef3f403f9572d101bf7f456023c9328a29b4d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eed800e663635e1c75ca753cef3f403f9572d101bf7f456023c9328a29b4d99", kill_on_drop: false }`
[INFO] [stdout] 9eed800e663635e1c75ca753cef3f403f9572d101bf7f456023c9328a29b4d99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50e53c3ef7ab54c9b08fedf7cbfb05a58954316e58838688ca83ed8d5aeea1e0
[INFO] running `Command { std: "docker" "start" "-a" "50e53c3ef7ab54c9b08fedf7cbfb05a58954316e58838688ca83ed8d5aeea1e0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arcmutex-7c70507771214c40)
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-c985e8da06e65eb6)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arcmutex
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - arcmutex (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50e53c3ef7ab54c9b08fedf7cbfb05a58954316e58838688ca83ed8d5aeea1e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e53c3ef7ab54c9b08fedf7cbfb05a58954316e58838688ca83ed8d5aeea1e0", kill_on_drop: false }`
[INFO] [stdout] 50e53c3ef7ab54c9b08fedf7cbfb05a58954316e58838688ca83ed8d5aeea1e0
