[INFO] fetching crate proposer-metrics 0.0.0...
[INFO] testing proposer-metrics-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate proposer-metrics 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate proposer-metrics 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 proposer-metrics 0.0.0
[INFO] finished tweaking crates.io crate proposer-metrics 0.0.0
[INFO] tweaked toml for crates.io crate proposer-metrics 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate proposer-metrics 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 25ef50893a8cff6cb53894eae17b8097e6cb1b5ae05803f30fbc09b446099dc9
[INFO] running `Command { std: "docker" "start" "-a" "25ef50893a8cff6cb53894eae17b8097e6cb1b5ae05803f30fbc09b446099dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25ef50893a8cff6cb53894eae17b8097e6cb1b5ae05803f30fbc09b446099dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ef50893a8cff6cb53894eae17b8097e6cb1b5ae05803f30fbc09b446099dc9", kill_on_drop: false }`
[INFO] [stdout] 25ef50893a8cff6cb53894eae17b8097e6cb1b5ae05803f30fbc09b446099dc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b308771a61016bd89b8516fa3cf902580fa6f6082326045046049a57813da333
[INFO] running `Command { std: "docker" "start" "-a" "b308771a61016bd89b8516fa3cf902580fa6f6082326045046049a57813da333", kill_on_drop: false }`
[INFO] [stderr]    Compiling proposer-metrics v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "b308771a61016bd89b8516fa3cf902580fa6f6082326045046049a57813da333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b308771a61016bd89b8516fa3cf902580fa6f6082326045046049a57813da333", kill_on_drop: false }`
[INFO] [stdout] b308771a61016bd89b8516fa3cf902580fa6f6082326045046049a57813da333
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 98046c8b0a815bf39ffbf0c05a9450bda5a706fcaf1c104599247ca6b4ce733d
[INFO] running `Command { std: "docker" "start" "-a" "98046c8b0a815bf39ffbf0c05a9450bda5a706fcaf1c104599247ca6b4ce733d", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proposer-metrics v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "98046c8b0a815bf39ffbf0c05a9450bda5a706fcaf1c104599247ca6b4ce733d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98046c8b0a815bf39ffbf0c05a9450bda5a706fcaf1c104599247ca6b4ce733d", kill_on_drop: false }`
[INFO] [stdout] 98046c8b0a815bf39ffbf0c05a9450bda5a706fcaf1c104599247ca6b4ce733d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] bd1d69cec9c1f05dca3e69a5b0f2373d0b3868e72e189dd43f6fb6dcfaec42d2
[INFO] running `Command { std: "docker" "start" "-a" "bd1d69cec9c1f05dca3e69a5b0f2373d0b3868e72e189dd43f6fb6dcfaec42d2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/proposer_metrics-cb20fec11abe87f6)
[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" "bd1d69cec9c1f05dca3e69a5b0f2373d0b3868e72e189dd43f6fb6dcfaec42d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1d69cec9c1f05dca3e69a5b0f2373d0b3868e72e189dd43f6fb6dcfaec42d2", kill_on_drop: false }`
[INFO] [stdout] bd1d69cec9c1f05dca3e69a5b0f2373d0b3868e72e189dd43f6fb6dcfaec42d2