[INFO] fetching crate stave 0.0.0...
[INFO] testing stave-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate stave 0.0.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate stave 0.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stave 0.0.0
[INFO] finished tweaking crates.io crate stave 0.0.0
[INFO] tweaked toml for crates.io crate stave 0.0.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate stave 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 353c01df50f82b60845577880eb64f2d62f2cf60a409fe8787dae57354c321fd
[INFO] running `Command { std: "docker" "start" "-a" "353c01df50f82b60845577880eb64f2d62f2cf60a409fe8787dae57354c321fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "353c01df50f82b60845577880eb64f2d62f2cf60a409fe8787dae57354c321fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353c01df50f82b60845577880eb64f2d62f2cf60a409fe8787dae57354c321fd", kill_on_drop: false }`
[INFO] [stdout] 353c01df50f82b60845577880eb64f2d62f2cf60a409fe8787dae57354c321fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f3e428f451a60cf9809c023598b72c67a8c703c52d12a7e9649ccf2b85b7870
[INFO] running `Command { std: "docker" "start" "-a" "6f3e428f451a60cf9809c023598b72c67a8c703c52d12a7e9649ccf2b85b7870", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stave v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "6f3e428f451a60cf9809c023598b72c67a8c703c52d12a7e9649ccf2b85b7870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3e428f451a60cf9809c023598b72c67a8c703c52d12a7e9649ccf2b85b7870", kill_on_drop: false }`
[INFO] [stdout] 6f3e428f451a60cf9809c023598b72c67a8c703c52d12a7e9649ccf2b85b7870
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3552043b616c3f28af5f7821907795356a0abf5b4bd0b35ada39296f5085fa8f
[INFO] running `Command { std: "docker" "start" "-a" "3552043b616c3f28af5f7821907795356a0abf5b4bd0b35ada39296f5085fa8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling stave v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "3552043b616c3f28af5f7821907795356a0abf5b4bd0b35ada39296f5085fa8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3552043b616c3f28af5f7821907795356a0abf5b4bd0b35ada39296f5085fa8f", kill_on_drop: false }`
[INFO] [stdout] 3552043b616c3f28af5f7821907795356a0abf5b4bd0b35ada39296f5085fa8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c6ed1d97091ab5223f1660f68aba2d33d3f3a5f870321ef523233fa84d1836d
[INFO] running `Command { std: "docker" "start" "-a" "6c6ed1d97091ab5223f1660f68aba2d33d3f3a5f870321ef523233fa84d1836d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stave-6a14b947bffdab9f)
[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" "6c6ed1d97091ab5223f1660f68aba2d33d3f3a5f870321ef523233fa84d1836d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c6ed1d97091ab5223f1660f68aba2d33d3f3a5f870321ef523233fa84d1836d", kill_on_drop: false }`
[INFO] [stdout] 6c6ed1d97091ab5223f1660f68aba2d33d3f3a5f870321ef523233fa84d1836d