[INFO] fetching crate stdlib 0.0.0...
[INFO] testing stdlib-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate stdlib 0.0.0 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate stdlib 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 stdlib 0.0.0
[INFO] finished tweaking crates.io crate stdlib 0.0.0
[INFO] tweaked toml for crates.io crate stdlib 0.0.0 written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 4faf9855ee5f854e893d203289ab2a0533138ff805c3ee517ffb152d73c5d17f
[INFO] running `Command { std: "docker" "start" "-a" "4faf9855ee5f854e893d203289ab2a0533138ff805c3ee517ffb152d73c5d17f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4faf9855ee5f854e893d203289ab2a0533138ff805c3ee517ffb152d73c5d17f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4faf9855ee5f854e893d203289ab2a0533138ff805c3ee517ffb152d73c5d17f", kill_on_drop: false }`
[INFO] [stdout] 4faf9855ee5f854e893d203289ab2a0533138ff805c3ee517ffb152d73c5d17f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 169658cdc0026b3ba5ce73c81efb34e18f96b296a99dfd6349d7dc76ea759f35
[INFO] running `Command { std: "docker" "start" "-a" "169658cdc0026b3ba5ce73c81efb34e18f96b296a99dfd6349d7dc76ea759f35", kill_on_drop: false }`
[INFO] [stderr]    Compiling stdlib v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "169658cdc0026b3ba5ce73c81efb34e18f96b296a99dfd6349d7dc76ea759f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "169658cdc0026b3ba5ce73c81efb34e18f96b296a99dfd6349d7dc76ea759f35", kill_on_drop: false }`
[INFO] [stdout] 169658cdc0026b3ba5ce73c81efb34e18f96b296a99dfd6349d7dc76ea759f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] cd93ad35cbb18d9402c246d026300776b2a9bcfd6704fe0d298a68fda823ef96
[INFO] running `Command { std: "docker" "start" "-a" "cd93ad35cbb18d9402c246d026300776b2a9bcfd6704fe0d298a68fda823ef96", kill_on_drop: false }`
[INFO] [stderr]    Compiling stdlib v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "cd93ad35cbb18d9402c246d026300776b2a9bcfd6704fe0d298a68fda823ef96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd93ad35cbb18d9402c246d026300776b2a9bcfd6704fe0d298a68fda823ef96", kill_on_drop: false }`
[INFO] [stdout] cd93ad35cbb18d9402c246d026300776b2a9bcfd6704fe0d298a68fda823ef96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] dedb615d0708582902eb31fb0ac81f55b1778197ba984ecb0b8fca2007a8c836
[INFO] running `Command { std: "docker" "start" "-a" "dedb615d0708582902eb31fb0ac81f55b1778197ba984ecb0b8fca2007a8c836", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stdlib-585ecea8527ac121)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stdlib
[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" "dedb615d0708582902eb31fb0ac81f55b1778197ba984ecb0b8fca2007a8c836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dedb615d0708582902eb31fb0ac81f55b1778197ba984ecb0b8fca2007a8c836", kill_on_drop: false }`
[INFO] [stdout] dedb615d0708582902eb31fb0ac81f55b1778197ba984ecb0b8fca2007a8c836