[INFO] fetching crate rc5 0.0.0...
[INFO] testing rc5-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rc5 0.0.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate rc5 0.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rc5 0.0.0
[INFO] finished tweaking crates.io crate rc5 0.0.0
[INFO] tweaked toml for crates.io crate rc5 0.0.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc66dfe5dbb19cd94cdc627b364ed809ffc9182616dc11590ae2c52362393ebd
[INFO] running `Command { std: "docker" "start" "-a" "cc66dfe5dbb19cd94cdc627b364ed809ffc9182616dc11590ae2c52362393ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc66dfe5dbb19cd94cdc627b364ed809ffc9182616dc11590ae2c52362393ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc66dfe5dbb19cd94cdc627b364ed809ffc9182616dc11590ae2c52362393ebd", kill_on_drop: false }`
[INFO] [stdout] cc66dfe5dbb19cd94cdc627b364ed809ffc9182616dc11590ae2c52362393ebd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efa659584d525a872e6b8f1fb019fa298ce656da295c5d0a4730f7d869308729
[INFO] running `Command { std: "docker" "start" "-a" "efa659584d525a872e6b8f1fb019fa298ce656da295c5d0a4730f7d869308729", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc5 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "efa659584d525a872e6b8f1fb019fa298ce656da295c5d0a4730f7d869308729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efa659584d525a872e6b8f1fb019fa298ce656da295c5d0a4730f7d869308729", kill_on_drop: false }`
[INFO] [stdout] efa659584d525a872e6b8f1fb019fa298ce656da295c5d0a4730f7d869308729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 687f3f9db7daae8203004003710af74ef2ebf02bf0f1631e954204d9ad1315f3
[INFO] running `Command { std: "docker" "start" "-a" "687f3f9db7daae8203004003710af74ef2ebf02bf0f1631e954204d9ad1315f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc5 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "687f3f9db7daae8203004003710af74ef2ebf02bf0f1631e954204d9ad1315f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "687f3f9db7daae8203004003710af74ef2ebf02bf0f1631e954204d9ad1315f3", kill_on_drop: false }`
[INFO] [stdout] 687f3f9db7daae8203004003710af74ef2ebf02bf0f1631e954204d9ad1315f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62c4741e659ed2dd4666c8184bc3dabede49e6b7202d0c8bc9e7269ad8033b87
[INFO] running `Command { std: "docker" "start" "-a" "62c4741e659ed2dd4666c8184bc3dabede49e6b7202d0c8bc9e7269ad8033b87", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rc5-8559bea897dd6f0d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rc5
[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 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" "62c4741e659ed2dd4666c8184bc3dabede49e6b7202d0c8bc9e7269ad8033b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c4741e659ed2dd4666c8184bc3dabede49e6b7202d0c8bc9e7269ad8033b87", kill_on_drop: false }`
[INFO] [stdout] 62c4741e659ed2dd4666c8184bc3dabede49e6b7202d0c8bc9e7269ad8033b87