[INFO] fetching crate tow 0.0.1...
[INFO] testing tow-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate tow 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate tow 0.0.1 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 tow 0.0.1
[INFO] finished tweaking crates.io crate tow 0.0.1
[INFO] tweaked toml for crates.io crate tow 0.0.1 written to /workspace/builds/worker-3/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] fd8b38878019c2eb947f0228f4fcb838cab69e7e83f1efc1724c1e26e2cc58a3
[INFO] running `Command { std: "docker" "start" "-a" "fd8b38878019c2eb947f0228f4fcb838cab69e7e83f1efc1724c1e26e2cc58a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd8b38878019c2eb947f0228f4fcb838cab69e7e83f1efc1724c1e26e2cc58a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8b38878019c2eb947f0228f4fcb838cab69e7e83f1efc1724c1e26e2cc58a3", kill_on_drop: false }`
[INFO] [stdout] fd8b38878019c2eb947f0228f4fcb838cab69e7e83f1efc1724c1e26e2cc58a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b0db2d7295f9fe7bbae222044c2eff869ce03f3c29fbdf5a197c2d0d5168eac7
[INFO] running `Command { std: "docker" "start" "-a" "b0db2d7295f9fe7bbae222044c2eff869ce03f3c29fbdf5a197c2d0d5168eac7", kill_on_drop: false }`
[INFO] [stderr]    Compiling tow v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "b0db2d7295f9fe7bbae222044c2eff869ce03f3c29fbdf5a197c2d0d5168eac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0db2d7295f9fe7bbae222044c2eff869ce03f3c29fbdf5a197c2d0d5168eac7", kill_on_drop: false }`
[INFO] [stdout] b0db2d7295f9fe7bbae222044c2eff869ce03f3c29fbdf5a197c2d0d5168eac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d3ff51c88de2eb8f469ab58f6c005fc0cfb0a2292d33c6196ca89213819b27c1
[INFO] running `Command { std: "docker" "start" "-a" "d3ff51c88de2eb8f469ab58f6c005fc0cfb0a2292d33c6196ca89213819b27c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling tow v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "d3ff51c88de2eb8f469ab58f6c005fc0cfb0a2292d33c6196ca89213819b27c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ff51c88de2eb8f469ab58f6c005fc0cfb0a2292d33c6196ca89213819b27c1", kill_on_drop: false }`
[INFO] [stdout] d3ff51c88de2eb8f469ab58f6c005fc0cfb0a2292d33c6196ca89213819b27c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 7d6837cac2bdfb1e37de926b4c0e7127e2917543811243b98500468e8c27468c
[INFO] running `Command { std: "docker" "start" "-a" "7d6837cac2bdfb1e37de926b4c0e7127e2917543811243b98500468e8c27468c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tow-5899302a3b58a38b)
[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" "7d6837cac2bdfb1e37de926b4c0e7127e2917543811243b98500468e8c27468c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6837cac2bdfb1e37de926b4c0e7127e2917543811243b98500468e8c27468c", kill_on_drop: false }`
[INFO] [stdout] 7d6837cac2bdfb1e37de926b4c0e7127e2917543811243b98500468e8c27468c