[INFO] fetching crate holding_color 0.1.0...
[INFO] testing holding_color-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate holding_color 0.1.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate holding_color 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 254e3d173a26f9fec7f2f695a24c340ce343f3b1a880ea3ea7e3041af790a26c
[INFO] running `Command { std: "docker" "start" "-a" "254e3d173a26f9fec7f2f695a24c340ce343f3b1a880ea3ea7e3041af790a26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "254e3d173a26f9fec7f2f695a24c340ce343f3b1a880ea3ea7e3041af790a26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254e3d173a26f9fec7f2f695a24c340ce343f3b1a880ea3ea7e3041af790a26c", kill_on_drop: false }`
[INFO] [stdout] 254e3d173a26f9fec7f2f695a24c340ce343f3b1a880ea3ea7e3041af790a26c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 799614c800f029f87f3382f9601419eb0af617e6045222c0d245a44ecb795b73
[INFO] running `Command { std: "docker" "start" "-a" "799614c800f029f87f3382f9601419eb0af617e6045222c0d245a44ecb795b73", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling holding_color v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.45s
[INFO] running `Command { std: "docker" "inspect" "799614c800f029f87f3382f9601419eb0af617e6045222c0d245a44ecb795b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "799614c800f029f87f3382f9601419eb0af617e6045222c0d245a44ecb795b73", kill_on_drop: false }`
[INFO] [stdout] 799614c800f029f87f3382f9601419eb0af617e6045222c0d245a44ecb795b73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe570401ea1a754f9a86c824fc43fa57b81d5cb50e0e05dcb06d3c3d6c92b6d8
[INFO] running `Command { std: "docker" "start" "-a" "fe570401ea1a754f9a86c824fc43fa57b81d5cb50e0e05dcb06d3c3d6c92b6d8", 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 1.11s
[INFO] running `Command { std: "docker" "inspect" "fe570401ea1a754f9a86c824fc43fa57b81d5cb50e0e05dcb06d3c3d6c92b6d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe570401ea1a754f9a86c824fc43fa57b81d5cb50e0e05dcb06d3c3d6c92b6d8", kill_on_drop: false }`
[INFO] [stdout] fe570401ea1a754f9a86c824fc43fa57b81d5cb50e0e05dcb06d3c3d6c92b6d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28a92f4a4e91fe899fbd07a3dd092f11448c2d4214b9fd63dc52f74cc1f4fcc6
[INFO] running `Command { std: "docker" "start" "-a" "28a92f4a4e91fe899fbd07a3dd092f11448c2d4214b9fd63dc52f74cc1f4fcc6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/holding_color-df23af75454c5522)
[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" "28a92f4a4e91fe899fbd07a3dd092f11448c2d4214b9fd63dc52f74cc1f4fcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a92f4a4e91fe899fbd07a3dd092f11448c2d4214b9fd63dc52f74cc1f4fcc6", kill_on_drop: false }`
[INFO] [stdout] 28a92f4a4e91fe899fbd07a3dd092f11448c2d4214b9fd63dc52f74cc1f4fcc6
