[INFO] fetching crate mucow 0.1.0...
[INFO] testing mucow-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate mucow 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate mucow 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mucow 0.1.0
[INFO] finished tweaking crates.io crate mucow 0.1.0
[INFO] tweaked toml for crates.io crate mucow 0.1.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea1fbcc1bf7b9410da6257bf1fb2a62c667c795ab1fd5b606544314d7484c113
[INFO] running `Command { std: "docker" "start" "-a" "ea1fbcc1bf7b9410da6257bf1fb2a62c667c795ab1fd5b606544314d7484c113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea1fbcc1bf7b9410da6257bf1fb2a62c667c795ab1fd5b606544314d7484c113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea1fbcc1bf7b9410da6257bf1fb2a62c667c795ab1fd5b606544314d7484c113", kill_on_drop: false }`
[INFO] [stdout] ea1fbcc1bf7b9410da6257bf1fb2a62c667c795ab1fd5b606544314d7484c113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38a15922d43c5d42943e259c771ba08a1d0daad71bda7374b406bfe4c8fd4f5e
[INFO] running `Command { std: "docker" "start" "-a" "38a15922d43c5d42943e259c771ba08a1d0daad71bda7374b406bfe4c8fd4f5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mucow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "38a15922d43c5d42943e259c771ba08a1d0daad71bda7374b406bfe4c8fd4f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38a15922d43c5d42943e259c771ba08a1d0daad71bda7374b406bfe4c8fd4f5e", kill_on_drop: false }`
[INFO] [stdout] 38a15922d43c5d42943e259c771ba08a1d0daad71bda7374b406bfe4c8fd4f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b96dff718f1354442d2b8ab97c081a088f562253b180d825ffbfb8e9c9dbc7f8
[INFO] running `Command { std: "docker" "start" "-a" "b96dff718f1354442d2b8ab97c081a088f562253b180d825ffbfb8e9c9dbc7f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mucow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "b96dff718f1354442d2b8ab97c081a088f562253b180d825ffbfb8e9c9dbc7f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b96dff718f1354442d2b8ab97c081a088f562253b180d825ffbfb8e9c9dbc7f8", kill_on_drop: false }`
[INFO] [stdout] b96dff718f1354442d2b8ab97c081a088f562253b180d825ffbfb8e9c9dbc7f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e16b505e92d2589e622ec73e7f370fc0170d62ca8f3dfd0f452f44717b9156ca
[INFO] running `Command { std: "docker" "start" "-a" "e16b505e92d2589e622ec73e7f370fc0170d62ca8f3dfd0f452f44717b9156ca", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mucow-296d8e2cdc06c695)
[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 mucow
[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" "e16b505e92d2589e622ec73e7f370fc0170d62ca8f3dfd0f452f44717b9156ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e16b505e92d2589e622ec73e7f370fc0170d62ca8f3dfd0f452f44717b9156ca", kill_on_drop: false }`
[INFO] [stdout] e16b505e92d2589e622ec73e7f370fc0170d62ca8f3dfd0f452f44717b9156ca