[INFO] fetching crate hyeong 0.2.2...
[INFO] testing hyeong-0.2.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate hyeong 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hyeong 0.2.2 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 hyeong 0.2.2
[INFO] finished tweaking crates.io crate hyeong 0.2.2
[INFO] tweaked toml for crates.io crate hyeong 0.2.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate hyeong 0.2.2 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] 71dd5fb9f4a8f24b7231c043a30e1a1d6107ad6c4facbfcd5f72693f2feae5df
[INFO] running `Command { std: "docker" "start" "-a" "71dd5fb9f4a8f24b7231c043a30e1a1d6107ad6c4facbfcd5f72693f2feae5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71dd5fb9f4a8f24b7231c043a30e1a1d6107ad6c4facbfcd5f72693f2feae5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71dd5fb9f4a8f24b7231c043a30e1a1d6107ad6c4facbfcd5f72693f2feae5df", kill_on_drop: false }`
[INFO] [stdout] 71dd5fb9f4a8f24b7231c043a30e1a1d6107ad6c4facbfcd5f72693f2feae5df
[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] c06d0d4e07c7d6b63d3b0cef36815cb89c03fe1e197b9323d6ed08df20b5abf2
[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" "c06d0d4e07c7d6b63d3b0cef36815cb89c03fe1e197b9323d6ed08df20b5abf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling ctrlc v3.1.6
[INFO] [stderr]    Compiling hyeong v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.40s
[INFO] running `Command { std: "docker" "inspect" "c06d0d4e07c7d6b63d3b0cef36815cb89c03fe1e197b9323d6ed08df20b5abf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c06d0d4e07c7d6b63d3b0cef36815cb89c03fe1e197b9323d6ed08df20b5abf2", kill_on_drop: false }`
[INFO] [stdout] c06d0d4e07c7d6b63d3b0cef36815cb89c03fe1e197b9323d6ed08df20b5abf2
[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] 9336768401d8bf2b5f504d5ed3745258f7e995f55520dd615870e64aa53df118
[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" "9336768401d8bf2b5f504d5ed3745258f7e995f55520dd615870e64aa53df118", kill_on_drop: false }`
[INFO] [stderr]    Compiling hyeong v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "9336768401d8bf2b5f504d5ed3745258f7e995f55520dd615870e64aa53df118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9336768401d8bf2b5f504d5ed3745258f7e995f55520dd615870e64aa53df118", kill_on_drop: false }`
[INFO] [stdout] 9336768401d8bf2b5f504d5ed3745258f7e995f55520dd615870e64aa53df118
[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] 7375bf0090e08087f238b29f761f0e5bf5cbfa9d76e72af81c42ffad97de0fd8
[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" "7375bf0090e08087f238b29f761f0e5bf5cbfa9d76e72af81c42ffad97de0fd8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hyeong-f9712b6f5f9f1d64)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hyeong-88c4c94d2d606a17)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hyeong
[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 101 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name hyeong --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-1f11ac7d7c7a7435.rlib --extern ctrlc=/opt/rustwide/target/debug/deps/libctrlc-27bc3c1a84de3cf8.rlib --extern hyeong=/opt/rustwide/target/debug/deps/libhyeong-4b0198c6a64c73fc.rlib --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-42ba0c722a422d99.rlib -C embed-bitcode=no --cfg 'feature="clap"' --cfg 'feature="ctrlc"' --cfg 'feature="default"' --cfg 'feature="termcolor"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7375bf0090e08087f238b29f761f0e5bf5cbfa9d76e72af81c42ffad97de0fd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7375bf0090e08087f238b29f761f0e5bf5cbfa9d76e72af81c42ffad97de0fd8", kill_on_drop: false }`
[INFO] [stdout] 7375bf0090e08087f238b29f761f0e5bf5cbfa9d76e72af81c42ffad97de0fd8