[INFO] fetching crate butterscotch 0.0.1...
[INFO] testing butterscotch-0.0.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate butterscotch 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate butterscotch 0.0.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate butterscotch 0.0.1
[INFO] finished tweaking crates.io crate butterscotch 0.0.1
[INFO] tweaked toml for crates.io crate butterscotch 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate butterscotch 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c7406430fd2bde6bd51a51aa1d85e8584af7a38e224d2ad77e617461dc624cd
[INFO] running `Command { std: "docker" "start" "-a" "6c7406430fd2bde6bd51a51aa1d85e8584af7a38e224d2ad77e617461dc624cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c7406430fd2bde6bd51a51aa1d85e8584af7a38e224d2ad77e617461dc624cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c7406430fd2bde6bd51a51aa1d85e8584af7a38e224d2ad77e617461dc624cd", kill_on_drop: false }`
[INFO] [stdout] 6c7406430fd2bde6bd51a51aa1d85e8584af7a38e224d2ad77e617461dc624cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b0fb22c59d03c9512d04a1b150b60e222ecc18815332ceb9bb05be613df410f
[INFO] running `Command { std: "docker" "start" "-a" "2b0fb22c59d03c9512d04a1b150b60e222ecc18815332ceb9bb05be613df410f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling butterscotch v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "2b0fb22c59d03c9512d04a1b150b60e222ecc18815332ceb9bb05be613df410f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b0fb22c59d03c9512d04a1b150b60e222ecc18815332ceb9bb05be613df410f", kill_on_drop: false }`
[INFO] [stdout] 2b0fb22c59d03c9512d04a1b150b60e222ecc18815332ceb9bb05be613df410f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d50754016acb39e8bd051ddb6fa9a9eb491dda2f97ba0fa01cd7b0402e273be5
[INFO] running `Command { std: "docker" "start" "-a" "d50754016acb39e8bd051ddb6fa9a9eb491dda2f97ba0fa01cd7b0402e273be5", kill_on_drop: false }`
[INFO] [stderr]    Compiling butterscotch v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "d50754016acb39e8bd051ddb6fa9a9eb491dda2f97ba0fa01cd7b0402e273be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50754016acb39e8bd051ddb6fa9a9eb491dda2f97ba0fa01cd7b0402e273be5", kill_on_drop: false }`
[INFO] [stdout] d50754016acb39e8bd051ddb6fa9a9eb491dda2f97ba0fa01cd7b0402e273be5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 311f1c1ecf53c128ef309af4eade778ec0475af63bd435d39f154bd2bb7a0cac
[INFO] running `Command { std: "docker" "start" "-a" "311f1c1ecf53c128ef309af4eade778ec0475af63bd435d39f154bd2bb7a0cac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/butterscotch-4e74bbb883aef7a6)
[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" "311f1c1ecf53c128ef309af4eade778ec0475af63bd435d39f154bd2bb7a0cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311f1c1ecf53c128ef309af4eade778ec0475af63bd435d39f154bd2bb7a0cac", kill_on_drop: false }`
[INFO] [stdout] 311f1c1ecf53c128ef309af4eade778ec0475af63bd435d39f154bd2bb7a0cac
