[INFO] fetching crate hotg-runicos-base-runtime 0.4.0...
[INFO] documenting hotg-runicos-base-runtime-0.4.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate hotg-runicos-base-runtime 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate hotg-runicos-base-runtime 0.4.0 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 crates.io crate hotg-runicos-base-runtime 0.4.0
[INFO] finished tweaking crates.io crate hotg-runicos-base-runtime 0.4.0
[INFO] tweaked toml for crates.io crate hotg-runicos-base-runtime 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 130238ba0017144f1920f042ca5b6a29042132fc3c7393401200cd0052f8fb2b
[INFO] running `Command { std: "docker" "start" "-a" "130238ba0017144f1920f042ca5b6a29042132fc3c7393401200cd0052f8fb2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "130238ba0017144f1920f042ca5b6a29042132fc3c7393401200cd0052f8fb2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "130238ba0017144f1920f042ca5b6a29042132fc3c7393401200cd0052f8fb2b", kill_on_drop: false }`
[INFO] [stdout] 130238ba0017144f1920f042ca5b6a29042132fc3c7393401200cd0052f8fb2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 73068c4a36e5682bba236813b83a347c7e4ce003b1029aca3077350e02a66393
[INFO] running `Command { std: "docker" "start" "-a" "73068c4a36e5682bba236813b83a347c7e4ce003b1029aca3077350e02a66393", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling rkyv v0.6.7
[INFO] [stderr]    Compiling target-lexicon v0.12.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.74.0
[INFO] [stderr]     Checking wasmparser v0.78.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cranelift-entity v0.74.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling if_rust_version v1.0.0
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v2.0.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling wasmer-vm v2.0.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]     Checking anyhow v1.0.42
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking memmap2 v0.2.3
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking which v4.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling rkyv_derive v0.6.7
[INFO] [stderr]    Compiling loupe-derive v0.1.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking cranelift-bforest v0.74.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking wast v37.0.0
[INFO] [stderr]    Compiling cpp_common v0.5.6
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.74.0
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]    Compiling wasmer-derive v2.0.0
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking ptr_meta v0.1.4
[INFO] [stderr]     Checking png v0.16.8
[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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/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=b672c9191f2c7225 -C extra-filename=-b672c9191f2c7225 --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" "73068c4a36e5682bba236813b83a347c7e4ce003b1029aca3077350e02a66393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73068c4a36e5682bba236813b83a347c7e4ce003b1029aca3077350e02a66393", kill_on_drop: false }`
[INFO] [stdout] 73068c4a36e5682bba236813b83a347c7e4ce003b1029aca3077350e02a66393
