[INFO] fetching crate elvis-backend 0.1.2...
[INFO] documenting elvis-backend-0.1.2 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate elvis-backend 0.1.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate elvis-backend 0.1.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elvis-backend 0.1.2
[INFO] finished tweaking crates.io crate elvis-backend 0.1.2
[INFO] tweaked toml for crates.io crate elvis-backend 0.1.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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" "+beta-2021-08-01" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmparser v0.77.0
[INFO] [stderr]   Downloaded etc v0.1.16
[INFO] [stderr]   Downloaded wasm-bindgen-externref-xform v0.2.75
[INFO] [stderr]   Downloaded wasm-bindgen-cli-support v0.2.75
[INFO] [stderr]   Downloaded walrus v0.19.0
[INFO] [stderr]   Downloaded wasm-bindgen-multi-value-xform v0.2.75
[INFO] [stderr]   Downloaded wasm-bindgen-threads-xform v0.2.75
[INFO] [stderr]   Downloaded walrus-macro v0.19.0
[INFO] [stderr]   Downloaded wasm-bindgen-wasm-conventions v0.2.75
[INFO] [stderr]   Downloaded wasm-bindgen-wasm-interpreter v0.2.75
[INFO] [stderr]   Downloaded wit-walrus v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c350895f909bd031ddffc09d7c03028d21f3876a825ce1159c6e903acd6c982e
[INFO] running `Command { std: "docker" "start" "-a" "c350895f909bd031ddffc09d7c03028d21f3876a825ce1159c6e903acd6c982e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c350895f909bd031ddffc09d7c03028d21f3876a825ce1159c6e903acd6c982e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c350895f909bd031ddffc09d7c03028d21f3876a825ce1159c6e903acd6c982e", kill_on_drop: false }`
[INFO] [stdout] c350895f909bd031ddffc09d7c03028d21f3876a825ce1159c6e903acd6c982e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 320dca91d89f59a49b8be83219ade2c69f83b5f7be5782010818974bf044dbfd
[INFO] running `Command { std: "docker" "start" "-a" "320dca91d89f59a49b8be83219ade2c69f83b5f7be5782010818974bf044dbfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking wasmparser v0.77.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking wit-schema-version v0.1.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.75
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking wasmparser v0.59.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking urlencoding v1.3.3
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking etc v0.1.16
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking wit-parser v0.2.0
[INFO] [stderr]     Checking wit-writer v0.2.0
[INFO] [stderr]     Checking wast v21.0.0
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking wit-validator v0.2.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking headers v0.3.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking wit-text v0.8.0
[INFO] [stderr]     Checking multipart v0.17.1
[INFO] [stderr]    Compiling binaryen-sys v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling walrus-macro v0.19.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr] error: could not compile `walrus-macro`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name walrus_macro --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/walrus-macro-0.19.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=5ee97c4c30c7b6ae -C extra-filename=-5ee97c4c30c7b6ae --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern heck=/opt/rustwide/target/debug/deps/libheck-e2f6fc9f384c4bc7.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-842c01cbc6d4eb4a.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-0dd32b08acf7cc97.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-6b3a69225836be48.rlib --extern proc_macro --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" "320dca91d89f59a49b8be83219ade2c69f83b5f7be5782010818974bf044dbfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320dca91d89f59a49b8be83219ade2c69f83b5f7be5782010818974bf044dbfd", kill_on_drop: false }`
[INFO] [stdout] 320dca91d89f59a49b8be83219ade2c69f83b5f7be5782010818974bf044dbfd
