[INFO] fetching crate smartcow 0.1.0...
[INFO] testing smartcow-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate smartcow 0.1.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate smartcow 0.1.0 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 smartcow 0.1.0
[INFO] finished tweaking crates.io crate smartcow 0.1.0
[INFO] tweaked toml for crates.io crate smartcow 0.1.0 written to /workspace/builds/worker-24/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smartstring v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 9363b147a268739deb2f2958baafdb814a799283b02851f7c4435643c84126d6
[INFO] running `Command { std: "docker" "start" "-a" "9363b147a268739deb2f2958baafdb814a799283b02851f7c4435643c84126d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9363b147a268739deb2f2958baafdb814a799283b02851f7c4435643c84126d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9363b147a268739deb2f2958baafdb814a799283b02851f7c4435643c84126d6", kill_on_drop: false }`
[INFO] [stdout] 9363b147a268739deb2f2958baafdb814a799283b02851f7c4435643c84126d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 62f820b87d016db8a4af0522a6e508e6c8ebf032e146b0773d3b2964a298be5d
[INFO] running `Command { std: "docker" "start" "-a" "62f820b87d016db8a4af0522a6e508e6c8ebf032e146b0773d3b2964a298be5d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling smartstring v0.2.10
[INFO] [stderr]    Compiling smartcow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "62f820b87d016db8a4af0522a6e508e6c8ebf032e146b0773d3b2964a298be5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f820b87d016db8a4af0522a6e508e6c8ebf032e146b0773d3b2964a298be5d", kill_on_drop: false }`
[INFO] [stdout] 62f820b87d016db8a4af0522a6e508e6c8ebf032e146b0773d3b2964a298be5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 742acf0036e7c18352cac921f8ed3c8661d9acf99e671c4d96cd363997614c54
[INFO] running `Command { std: "docker" "start" "-a" "742acf0036e7c18352cac921f8ed3c8661d9acf99e671c4d96cd363997614c54", kill_on_drop: false }`
[INFO] [stderr]    Compiling smartcow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "742acf0036e7c18352cac921f8ed3c8661d9acf99e671c4d96cd363997614c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "742acf0036e7c18352cac921f8ed3c8661d9acf99e671c4d96cd363997614c54", kill_on_drop: false }`
[INFO] [stdout] 742acf0036e7c18352cac921f8ed3c8661d9acf99e671c4d96cd363997614c54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 4ce07e10509758a45fdd64d2608de37af2ed9936374dc93f8c9f1277f4717e51
[INFO] running `Command { std: "docker" "start" "-a" "4ce07e10509758a45fdd64d2608de37af2ed9936374dc93f8c9f1277f4717e51", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smartcow-5df05385acfa0b0c)
[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] [stderr]    Doc-tests smartcow
[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" "4ce07e10509758a45fdd64d2608de37af2ed9936374dc93f8c9f1277f4717e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce07e10509758a45fdd64d2608de37af2ed9936374dc93f8c9f1277f4717e51", kill_on_drop: false }`
[INFO] [stdout] 4ce07e10509758a45fdd64d2608de37af2ed9936374dc93f8c9f1277f4717e51