[INFO] fetching crate yuyu_server 0.1.0...
[INFO] testing yuyu_server-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate yuyu_server 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate yuyu_server 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 yuyu_server 0.1.0
[INFO] finished tweaking crates.io crate yuyu_server 0.1.0
[INFO] tweaked toml for crates.io crate yuyu_server 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate yuyu_server 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c9e32351fbc52f218331b38fb7455531762cc1c70587a26896fd0022cfdc1c22
[INFO] running `Command { std: "docker" "start" "-a" "c9e32351fbc52f218331b38fb7455531762cc1c70587a26896fd0022cfdc1c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9e32351fbc52f218331b38fb7455531762cc1c70587a26896fd0022cfdc1c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e32351fbc52f218331b38fb7455531762cc1c70587a26896fd0022cfdc1c22", kill_on_drop: false }`
[INFO] [stdout] c9e32351fbc52f218331b38fb7455531762cc1c70587a26896fd0022cfdc1c22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 4c679d1303271f64f8c6b8fc39e3cf45588705b2cc3a6169cdc21480bae9ae5b
[INFO] running `Command { std: "docker" "start" "-a" "4c679d1303271f64f8c6b8fc39e3cf45588705b2cc3a6169cdc21480bae9ae5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling yuyu_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "4c679d1303271f64f8c6b8fc39e3cf45588705b2cc3a6169cdc21480bae9ae5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c679d1303271f64f8c6b8fc39e3cf45588705b2cc3a6169cdc21480bae9ae5b", kill_on_drop: false }`
[INFO] [stdout] 4c679d1303271f64f8c6b8fc39e3cf45588705b2cc3a6169cdc21480bae9ae5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 3572a0a4cdc1c5e53c42bdcb27e5f14f559e1267e8798a368c04bb49cfc8ca5e
[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" "3572a0a4cdc1c5e53c42bdcb27e5f14f559e1267e8798a368c04bb49cfc8ca5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling yuyu_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "3572a0a4cdc1c5e53c42bdcb27e5f14f559e1267e8798a368c04bb49cfc8ca5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3572a0a4cdc1c5e53c42bdcb27e5f14f559e1267e8798a368c04bb49cfc8ca5e", kill_on_drop: false }`
[INFO] [stdout] 3572a0a4cdc1c5e53c42bdcb27e5f14f559e1267e8798a368c04bb49cfc8ca5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 69def29fd2e4599033fb24461d03ad470a99d7cbad98e84fc2bc553b60602a6b
[INFO] running `Command { std: "docker" "start" "-a" "69def29fd2e4599033fb24461d03ad470a99d7cbad98e84fc2bc553b60602a6b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yuyu_server-3382fbb2830ba44f)
[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" "69def29fd2e4599033fb24461d03ad470a99d7cbad98e84fc2bc553b60602a6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69def29fd2e4599033fb24461d03ad470a99d7cbad98e84fc2bc553b60602a6b", kill_on_drop: false }`
[INFO] [stdout] 69def29fd2e4599033fb24461d03ad470a99d7cbad98e84fc2bc553b60602a6b