[INFO] fetching crate chirp 0.1.0...
[INFO] testing chirp-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate chirp 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate chirp 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 chirp 0.1.0
[INFO] finished tweaking crates.io crate chirp 0.1.0
[INFO] tweaked toml for crates.io crate chirp 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate chirp 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c2039f7711e28d028e33ed7fe6f896bf79cd10f5e5f66b7e034f88ab0605c2a8
[INFO] running `Command { std: "docker" "start" "-a" "c2039f7711e28d028e33ed7fe6f896bf79cd10f5e5f66b7e034f88ab0605c2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2039f7711e28d028e33ed7fe6f896bf79cd10f5e5f66b7e034f88ab0605c2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2039f7711e28d028e33ed7fe6f896bf79cd10f5e5f66b7e034f88ab0605c2a8", kill_on_drop: false }`
[INFO] [stdout] c2039f7711e28d028e33ed7fe6f896bf79cd10f5e5f66b7e034f88ab0605c2a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 6dca3d1eb7fd729f289617b7299998023a4fa1f0423d9c9f5a4387d49f3152de
[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" "6dca3d1eb7fd729f289617b7299998023a4fa1f0423d9c9f5a4387d49f3152de", kill_on_drop: false }`
[INFO] [stderr]    Compiling chirp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "6dca3d1eb7fd729f289617b7299998023a4fa1f0423d9c9f5a4387d49f3152de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dca3d1eb7fd729f289617b7299998023a4fa1f0423d9c9f5a4387d49f3152de", kill_on_drop: false }`
[INFO] [stdout] 6dca3d1eb7fd729f289617b7299998023a4fa1f0423d9c9f5a4387d49f3152de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 148d16a43c60127c1e40207734f41fb35b4ebe7b1eb6aff8809ee7aa16e5c3c5
[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" "148d16a43c60127c1e40207734f41fb35b4ebe7b1eb6aff8809ee7aa16e5c3c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling chirp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "148d16a43c60127c1e40207734f41fb35b4ebe7b1eb6aff8809ee7aa16e5c3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "148d16a43c60127c1e40207734f41fb35b4ebe7b1eb6aff8809ee7aa16e5c3c5", kill_on_drop: false }`
[INFO] [stdout] 148d16a43c60127c1e40207734f41fb35b4ebe7b1eb6aff8809ee7aa16e5c3c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9f56ebac31b60215fbf627669aa07fe7488b2a612bc4ce137cc48fe159c63f08
[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" "9f56ebac31b60215fbf627669aa07fe7488b2a612bc4ce137cc48fe159c63f08", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chirp-bf9cd083eb255bdc)
[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" "9f56ebac31b60215fbf627669aa07fe7488b2a612bc4ce137cc48fe159c63f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f56ebac31b60215fbf627669aa07fe7488b2a612bc4ce137cc48fe159c63f08", kill_on_drop: false }`
[INFO] [stdout] 9f56ebac31b60215fbf627669aa07fe7488b2a612bc4ce137cc48fe159c63f08