[INFO] fetching crate black 0.0.0...
[INFO] testing black-0.0.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate black 0.0.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate black 0.0.0 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 black 0.0.0
[INFO] finished tweaking crates.io crate black 0.0.0
[INFO] tweaked toml for crates.io crate black 0.0.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate crates.io crate black 0.0.0 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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 344aa174d1f30aa5336ee3e76db0f85ec413bc6564407d80aec0842b0a3ec0a5
[INFO] running `Command { std: "docker" "start" "-a" "344aa174d1f30aa5336ee3e76db0f85ec413bc6564407d80aec0842b0a3ec0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "344aa174d1f30aa5336ee3e76db0f85ec413bc6564407d80aec0842b0a3ec0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344aa174d1f30aa5336ee3e76db0f85ec413bc6564407d80aec0842b0a3ec0a5", kill_on_drop: false }`
[INFO] [stdout] 344aa174d1f30aa5336ee3e76db0f85ec413bc6564407d80aec0842b0a3ec0a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] a35cc900c4d1a6ed540bf81c66db685383d62dddd28593b337b1339eeaefd870
[INFO] running `Command { std: "docker" "start" "-a" "a35cc900c4d1a6ed540bf81c66db685383d62dddd28593b337b1339eeaefd870", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling black v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "a35cc900c4d1a6ed540bf81c66db685383d62dddd28593b337b1339eeaefd870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a35cc900c4d1a6ed540bf81c66db685383d62dddd28593b337b1339eeaefd870", kill_on_drop: false }`
[INFO] [stdout] a35cc900c4d1a6ed540bf81c66db685383d62dddd28593b337b1339eeaefd870
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 3bf753dd372cd08d002e97f94924001c26e3fec4889cf6f952874420137dce34
[INFO] running `Command { std: "docker" "start" "-a" "3bf753dd372cd08d002e97f94924001c26e3fec4889cf6f952874420137dce34", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling black v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "3bf753dd372cd08d002e97f94924001c26e3fec4889cf6f952874420137dce34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bf753dd372cd08d002e97f94924001c26e3fec4889cf6f952874420137dce34", kill_on_drop: false }`
[INFO] [stdout] 3bf753dd372cd08d002e97f94924001c26e3fec4889cf6f952874420137dce34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 19446a78ab4a71fdeaa059ecf7dfc0a63d39b9ed8899bda4e8f453cb1ff01c51
[INFO] running `Command { std: "docker" "start" "-a" "19446a78ab4a71fdeaa059ecf7dfc0a63d39b9ed8899bda4e8f453cb1ff01c51", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/black-8b79070cc2b6f596)
[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" "19446a78ab4a71fdeaa059ecf7dfc0a63d39b9ed8899bda4e8f453cb1ff01c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19446a78ab4a71fdeaa059ecf7dfc0a63d39b9ed8899bda4e8f453cb1ff01c51", kill_on_drop: false }`
[INFO] [stdout] 19446a78ab4a71fdeaa059ecf7dfc0a63d39b9ed8899bda4e8f453cb1ff01c51
