[INFO] fetching crate holding_color 0.1.0...
[INFO] testing holding_color-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate holding_color 0.1.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate holding_color 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 holding_color 0.1.0
[INFO] finished tweaking crates.io crate holding_color 0.1.0
[INFO] tweaked toml for crates.io crate holding_color 0.1.0 written to /workspace/builds/worker-16/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 157de3c4756cadcbd941a9eae19d9261fb014f83a7d1f75a0344f8e1cf7ddeda
[INFO] running `Command { std: "docker" "start" "-a" "157de3c4756cadcbd941a9eae19d9261fb014f83a7d1f75a0344f8e1cf7ddeda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "157de3c4756cadcbd941a9eae19d9261fb014f83a7d1f75a0344f8e1cf7ddeda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157de3c4756cadcbd941a9eae19d9261fb014f83a7d1f75a0344f8e1cf7ddeda", kill_on_drop: false }`
[INFO] [stdout] 157de3c4756cadcbd941a9eae19d9261fb014f83a7d1f75a0344f8e1cf7ddeda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] b8a07ded8a85b6cd3d4bf868dd48411abc3836fab71b5cdb4f6be5679b88f672
[INFO] running `Command { std: "docker" "start" "-a" "b8a07ded8a85b6cd3d4bf868dd48411abc3836fab71b5cdb4f6be5679b88f672", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling holding_color v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.52s
[INFO] running `Command { std: "docker" "inspect" "b8a07ded8a85b6cd3d4bf868dd48411abc3836fab71b5cdb4f6be5679b88f672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a07ded8a85b6cd3d4bf868dd48411abc3836fab71b5cdb4f6be5679b88f672", kill_on_drop: false }`
[INFO] [stdout] b8a07ded8a85b6cd3d4bf868dd48411abc3836fab71b5cdb4f6be5679b88f672
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 6f10b9bee9953087881a3351502bdc81bd4d8e91bc128b1b4ef5842438c3d90e
[INFO] running `Command { std: "docker" "start" "-a" "6f10b9bee9953087881a3351502bdc81bd4d8e91bc128b1b4ef5842438c3d90e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling holding_color v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "6f10b9bee9953087881a3351502bdc81bd4d8e91bc128b1b4ef5842438c3d90e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f10b9bee9953087881a3351502bdc81bd4d8e91bc128b1b4ef5842438c3d90e", kill_on_drop: false }`
[INFO] [stdout] 6f10b9bee9953087881a3351502bdc81bd4d8e91bc128b1b4ef5842438c3d90e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 62c1d027b966a73dad4381931be674dd735207cab84dc8635bbcc90ce96713b4
[INFO] running `Command { std: "docker" "start" "-a" "62c1d027b966a73dad4381931be674dd735207cab84dc8635bbcc90ce96713b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/holding_color-773468797462daa0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests holding_color
[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] [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" "62c1d027b966a73dad4381931be674dd735207cab84dc8635bbcc90ce96713b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c1d027b966a73dad4381931be674dd735207cab84dc8635bbcc90ce96713b4", kill_on_drop: false }`
[INFO] [stdout] 62c1d027b966a73dad4381931be674dd735207cab84dc8635bbcc90ce96713b4