[INFO] fetching crate yaircc 0.1.0...
[INFO] testing yaircc-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate yaircc 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate yaircc 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaircc 0.1.0
[INFO] finished tweaking crates.io crate yaircc 0.1.0
[INFO] tweaked toml for crates.io crate yaircc 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate yaircc 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-macros v1.0.0
[INFO] [stderr]   Downloaded futures-timer v1.0.3
[INFO] [stderr]   Downloaded async-std v0.99.12
[INFO] [stderr]   Downloaded async-task v1.0.0
[INFO] [stderr]   Downloaded pin-project-lite v0.1.0
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1f82b9c0ef2772be79b6169ebb41b2fbfb802bf5674e99fe926a66117eb7f67
[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" "a1f82b9c0ef2772be79b6169ebb41b2fbfb802bf5674e99fe926a66117eb7f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1f82b9c0ef2772be79b6169ebb41b2fbfb802bf5674e99fe926a66117eb7f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f82b9c0ef2772be79b6169ebb41b2fbfb802bf5674e99fe926a66117eb7f67", kill_on_drop: false }`
[INFO] [stdout] a1f82b9c0ef2772be79b6169ebb41b2fbfb802bf5674e99fe926a66117eb7f67
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--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] fe99c7a28394751b873a6be2f49008d7f5eb12f54bd5deee96e4a54946dd9455
[INFO] running `Command { std: "docker" "start" "-a" "fe99c7a28394751b873a6be2f49008d7f5eb12f54bd5deee96e4a54946dd9455", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling yaircc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.23s
[INFO] running `Command { std: "docker" "inspect" "fe99c7a28394751b873a6be2f49008d7f5eb12f54bd5deee96e4a54946dd9455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe99c7a28394751b873a6be2f49008d7f5eb12f54bd5deee96e4a54946dd9455", kill_on_drop: false }`
[INFO] [stdout] fe99c7a28394751b873a6be2f49008d7f5eb12f54bd5deee96e4a54946dd9455
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 3297657eb1c2ad8b89693805f7876c19cc7a56b7b709cace6cbe44ed90187b6d
[INFO] running `Command { std: "docker" "start" "-a" "3297657eb1c2ad8b89693805f7876c19cc7a56b7b709cace6cbe44ed90187b6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pin-project-lite v0.1.0
[INFO] [stderr]    Compiling futures-timer v1.0.3
[INFO] [stderr]    Compiling async-macros v1.0.0
[INFO] [stderr]    Compiling async-task v1.0.0
[INFO] [stderr]    Compiling synstructure v0.12.2
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling async-std v0.99.12
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling yaircc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.86s
[INFO] running `Command { std: "docker" "inspect" "3297657eb1c2ad8b89693805f7876c19cc7a56b7b709cace6cbe44ed90187b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3297657eb1c2ad8b89693805f7876c19cc7a56b7b709cace6cbe44ed90187b6d", kill_on_drop: false }`
[INFO] [stdout] 3297657eb1c2ad8b89693805f7876c19cc7a56b7b709cace6cbe44ed90187b6d
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 538f339c22409c855fb7edf6d7c40f61acb303f9ed4062440f513e8a79bdbb3b
[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" "538f339c22409c855fb7edf6d7c40f61acb303f9ed4062440f513e8a79bdbb3b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yaircc-a7a7c75360d586b7)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test message::test_only_prefix ... ok
[INFO] [stderr]    Doc-tests yaircc
[INFO] [stdout] test message::test_prefix_none ... ok
[INFO] [stdout] test message::test_no_prefix ... ok
[INFO] [stdout] test message::test_empty_message ... ok
[INFO] [stdout] test message::test_only_command ... ok
[INFO] [stdout] test message::test_no_suffix ... ok
[INFO] [stdout] test message::test_no_args ... ok
[INFO] [stdout] test message::test_empty_message_trim ... ok
[INFO] [stdout] test message::test_prefix_server ... ok
[INFO] [stdout] test message::test_full ... ok
[INFO] [stdout] test message::test_prefix_user ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "538f339c22409c855fb7edf6d7c40f61acb303f9ed4062440f513e8a79bdbb3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538f339c22409c855fb7edf6d7c40f61acb303f9ed4062440f513e8a79bdbb3b", kill_on_drop: false }`
[INFO] [stdout] 538f339c22409c855fb7edf6d7c40f61acb303f9ed4062440f513e8a79bdbb3b