[INFO] fetching crate art_lib 0.1.2...
[INFO] testing art_lib-0.1.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate art_lib 0.1.2 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate art_lib 0.1.2 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 art_lib 0.1.2
[INFO] finished tweaking crates.io crate art_lib 0.1.2
[INFO] tweaked toml for crates.io crate art_lib 0.1.2 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate crates.io crate art_lib 0.1.2 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] [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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 5c98fed50c1503499b61a5e5bacbb3c7ead7d05128aee0468bb2fb126a5659c0
[INFO] running `Command { std: "docker" "start" "-a" "5c98fed50c1503499b61a5e5bacbb3c7ead7d05128aee0468bb2fb126a5659c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c98fed50c1503499b61a5e5bacbb3c7ead7d05128aee0468bb2fb126a5659c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c98fed50c1503499b61a5e5bacbb3c7ead7d05128aee0468bb2fb126a5659c0", kill_on_drop: false }`
[INFO] [stdout] 5c98fed50c1503499b61a5e5bacbb3c7ead7d05128aee0468bb2fb126a5659c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 40de2b3c2b38f2a2ed273ffb99254ff850e1fa327e46c114bc28522ead52cac5
[INFO] running `Command { std: "docker" "start" "-a" "40de2b3c2b38f2a2ed273ffb99254ff850e1fa327e46c114bc28522ead52cac5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling art_lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "40de2b3c2b38f2a2ed273ffb99254ff850e1fa327e46c114bc28522ead52cac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40de2b3c2b38f2a2ed273ffb99254ff850e1fa327e46c114bc28522ead52cac5", kill_on_drop: false }`
[INFO] [stdout] 40de2b3c2b38f2a2ed273ffb99254ff850e1fa327e46c114bc28522ead52cac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] d54e7964e5f171f25acbeddcfe6174aa79c3c0719cd9beb9a0d4a2b64a7cefa8
[INFO] running `Command { std: "docker" "start" "-a" "d54e7964e5f171f25acbeddcfe6174aa79c3c0719cd9beb9a0d4a2b64a7cefa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling art_lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "d54e7964e5f171f25acbeddcfe6174aa79c3c0719cd9beb9a0d4a2b64a7cefa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54e7964e5f171f25acbeddcfe6174aa79c3c0719cd9beb9a0d4a2b64a7cefa8", kill_on_drop: false }`
[INFO] [stdout] d54e7964e5f171f25acbeddcfe6174aa79c3c0719cd9beb9a0d4a2b64a7cefa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 1582b8cc093c2c0325c72f00d15e492d088ed8996fd6d4bac60fe2ebe2dd4371
[INFO] running `Command { std: "docker" "start" "-a" "1582b8cc093c2c0325c72f00d15e492d088ed8996fd6d4bac60fe2ebe2dd4371", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/art_lib-011deab29b435544)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_blue_blue - should panic ... ok
[INFO] [stdout] test test::test_red_red - should panic ... ok
[INFO] [stdout] test test::test_yellow_yellow - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/art_lib-143e509b3bdcfa6e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests art_lib
[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 1 test
[INFO] [stdout] test src/lib.rs - utils::mix (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1582b8cc093c2c0325c72f00d15e492d088ed8996fd6d4bac60fe2ebe2dd4371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1582b8cc093c2c0325c72f00d15e492d088ed8996fd6d4bac60fe2ebe2dd4371", kill_on_drop: false }`
[INFO] [stdout] 1582b8cc093c2c0325c72f00d15e492d088ed8996fd6d4bac60fe2ebe2dd4371