[INFO] cloning repository https://github.com/nervosnetwork/polyjuice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nervosnetwork/polyjuice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnervosnetwork%2Fpolyjuice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnervosnetwork%2Fpolyjuice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b82fcab5d30acbec8583d4f1f6206995ebb1fec2
[INFO] documenting nervosnetwork/polyjuice against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnervosnetwork%2Fpolyjuice" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nervosnetwork/polyjuice on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nervosnetwork/polyjuice
[INFO] finished tweaking git repo https://github.com/nervosnetwork/polyjuice
[INFO] tweaked toml for git repo https://github.com/nervosnetwork/polyjuice written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/nervosnetwork/polyjuice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 558ed6a0479cd2d83e8093c642371cfb997559b8fac1fafe172193beb21be070
[INFO] running `Command { std: "docker" "start" "-a" "558ed6a0479cd2d83e8093c642371cfb997559b8fac1fafe172193beb21be070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "558ed6a0479cd2d83e8093c642371cfb997559b8fac1fafe172193beb21be070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558ed6a0479cd2d83e8093c642371cfb997559b8fac1fafe172193beb21be070", kill_on_drop: false }`
[INFO] [stdout] 558ed6a0479cd2d83e8093c642371cfb997559b8fac1fafe172193beb21be070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33e15c08b42e9df6091fcd52d83b8b99ddbbade179b94d105eb0a1204edcff8b
[INFO] running `Command { std: "docker" "start" "-a" "33e15c08b42e9df6091fcd52d83b8b99ddbbade179b94d105eb0a1204edcff8b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling faster-hex v0.4.1
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]    Compiling faster-hex v0.3.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking eaglesong v0.1.0
[INFO] [stderr]     Checking ckb-vm-definitions v0.19.1
[INFO] [stderr]    Compiling ckb-script v0.35.0-pre (https://github.com/nervosnetwork/ckb?tag=v0.35.0-rc1#0c1a61c0)
[INFO] [stderr]     Checking bech32 v0.6.0
[INFO] [stderr]     Checking replace_with v0.1.5
[INFO] [stderr]     Checking base64 v0.12.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking merkle-cbt v0.2.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking bitcoin_hashes v0.3.2
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]    Compiling numext-constructor v0.1.4
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]    Compiling enum-display-derive v0.1.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking includedir v0.5.0
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=cc6f85808d425969 -C extra-filename=-cc6f85808d425969 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "33e15c08b42e9df6091fcd52d83b8b99ddbbade179b94d105eb0a1204edcff8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e15c08b42e9df6091fcd52d83b8b99ddbbade179b94d105eb0a1204edcff8b", kill_on_drop: false }`
[INFO] [stdout] 33e15c08b42e9df6091fcd52d83b8b99ddbbade179b94d105eb0a1204edcff8b
