[INFO] fetching crate colo 0.4.1...
[INFO] testing colo-0.4.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate colo 0.4.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate colo 0.4.1 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 colo 0.4.1
[INFO] finished tweaking crates.io crate colo 0.4.1
[INFO] tweaked toml for crates.io crate colo 0.4.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate colo 0.4.1 already has a lockfile, it will not be regenerated
[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-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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8bf1d654b65f92f4d6987373b0136f07c939add1b72cca4fb4735080d6459ac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f8bf1d654b65f92f4d6987373b0136f07c939add1b72cca4fb4735080d6459ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8bf1d654b65f92f4d6987373b0136f07c939add1b72cca4fb4735080d6459ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8bf1d654b65f92f4d6987373b0136f07c939add1b72cca4fb4735080d6459ac", kill_on_drop: false }`
[INFO] [stdout] f8bf1d654b65f92f4d6987373b0136f07c939add1b72cca4fb4735080d6459ac
[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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ab4b067fd0b142e51bc8c7b1f48ecefc7df959c56cf33a0dd1edad734e7945d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0ab4b067fd0b142e51bc8c7b1f48ecefc7df959c56cf33a0dd1edad734e7945d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling colo v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling color_space v0.5.3
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.46s
[INFO] running `Command { std: "docker" "inspect" "0ab4b067fd0b142e51bc8c7b1f48ecefc7df959c56cf33a0dd1edad734e7945d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab4b067fd0b142e51bc8c7b1f48ecefc7df959c56cf33a0dd1edad734e7945d", kill_on_drop: false }`
[INFO] [stdout] 0ab4b067fd0b142e51bc8c7b1f48ecefc7df959c56cf33a0dd1edad734e7945d
[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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 80587c42132aedae4d4e19bbc564bf5df14614f690342b0cf984df1fb73cfb92
[INFO] running `Command { std: "docker" "start" "-a" "80587c42132aedae4d4e19bbc564bf5df14614f690342b0cf984df1fb73cfb92", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling colo v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "80587c42132aedae4d4e19bbc564bf5df14614f690342b0cf984df1fb73cfb92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80587c42132aedae4d4e19bbc564bf5df14614f690342b0cf984df1fb73cfb92", kill_on_drop: false }`
[INFO] [stdout] 80587c42132aedae4d4e19bbc564bf5df14614f690342b0cf984df1fb73cfb92
[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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2a97b9abe37724e9f69a8a680f662cc722ed33242ee27e4c6a225250ab10b8c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2a97b9abe37724e9f69a8a680f662cc722ed33242ee27e4c6a225250ab10b8c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/colo-ce1a321ea884af9a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test color::hex::tests::test_parse_and_to_hex ... ok
[INFO] [stdout] test color::tests::test_color_display ... ok
[INFO] [stdout] test color::hex::tests::test_from_rgb ... ok
[INFO] [stdout] test color::hex::tests::test_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2a97b9abe37724e9f69a8a680f662cc722ed33242ee27e4c6a225250ab10b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2a97b9abe37724e9f69a8a680f662cc722ed33242ee27e4c6a225250ab10b8c", kill_on_drop: false }`
[INFO] [stdout] a2a97b9abe37724e9f69a8a680f662cc722ed33242ee27e4c6a225250ab10b8c