[INFO] fetching crate voca_rs 1.13.1...
[INFO] testing voca_rs-1.13.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate voca_rs 1.13.1 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate voca_rs 1.13.1 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 voca_rs 1.13.1
[INFO] finished tweaking crates.io crate voca_rs 1.13.1
[INFO] tweaked toml for crates.io crate voca_rs 1.13.1 written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] e5eeabc9e27bf9d4abcb4aeadaab73bd8ba15530a0c44317f92f8445040a97e7
[INFO] running `Command { std: "docker" "start" "-a" "e5eeabc9e27bf9d4abcb4aeadaab73bd8ba15530a0c44317f92f8445040a97e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5eeabc9e27bf9d4abcb4aeadaab73bd8ba15530a0c44317f92f8445040a97e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5eeabc9e27bf9d4abcb4aeadaab73bd8ba15530a0c44317f92f8445040a97e7", kill_on_drop: false }`
[INFO] [stdout] e5eeabc9e27bf9d4abcb4aeadaab73bd8ba15530a0c44317f92f8445040a97e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 48e1d6f26d90f56ad9c99ab27228f16054b3c61283542341af21765fe9920742
[INFO] running `Command { std: "docker" "start" "-a" "48e1d6f26d90f56ad9c99ab27228f16054b3c61283542341af21765fe9920742", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling stfu8 v0.2.4
[INFO] [stderr]    Compiling voca_rs v1.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.40s
[INFO] running `Command { std: "docker" "inspect" "48e1d6f26d90f56ad9c99ab27228f16054b3c61283542341af21765fe9920742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48e1d6f26d90f56ad9c99ab27228f16054b3c61283542341af21765fe9920742", kill_on_drop: false }`
[INFO] [stdout] 48e1d6f26d90f56ad9c99ab27228f16054b3c61283542341af21765fe9920742
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 19aaab21f4e4bb83da732d479dcb04cabab0d98fcc80886f00601ee9f5172a68
[INFO] running `Command { std: "docker" "start" "-a" "19aaab21f4e4bb83da732d479dcb04cabab0d98fcc80886f00601ee9f5172a68", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling stfu8 v0.2.4
[INFO] [stderr]    Compiling voca_rs v1.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.15s
[INFO] running `Command { std: "docker" "inspect" "19aaab21f4e4bb83da732d479dcb04cabab0d98fcc80886f00601ee9f5172a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19aaab21f4e4bb83da732d479dcb04cabab0d98fcc80886f00601ee9f5172a68", kill_on_drop: false }`
[INFO] [stdout] 19aaab21f4e4bb83da732d479dcb04cabab0d98fcc80886f00601ee9f5172a68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 025f833c711aa8a62b55d88aef8e218a0ea17ff2581778515f2a9d20b64f4681
[INFO] running `Command { std: "docker" "start" "-a" "025f833c711aa8a62b55d88aef8e218a0ea17ff2581778515f2a9d20b64f4681", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/voca_rs-97b0c611c5821c82)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests voca_rs
[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 112 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name voca_rs --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern regex=/opt/rustwide/target/debug/deps/libregex-901f64b21c156fbe.rlib --extern stfu8=/opt/rustwide/target/debug/deps/libstfu8-971ac695efb7ae1b.rlib --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-a16773ccf3f44b81.rlib --extern voca_rs=/opt/rustwide/target/debug/deps/libvoca_rs-37b65056f3d14010.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "025f833c711aa8a62b55d88aef8e218a0ea17ff2581778515f2a9d20b64f4681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025f833c711aa8a62b55d88aef8e218a0ea17ff2581778515f2a9d20b64f4681", kill_on_drop: false }`
[INFO] [stdout] 025f833c711aa8a62b55d88aef8e218a0ea17ff2581778515f2a9d20b64f4681