[INFO] cloning repository https://github.com/buggoing/chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/buggoing/chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuggoing%2Fchat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuggoing%2Fchat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f709a9c89375fdc46147b23ddc4490377080ae2b
[INFO] documenting buggoing/chat against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuggoing%2Fchat" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/buggoing/chat 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 git repo https://github.com/buggoing/chat
[INFO] finished tweaking git repo https://github.com/buggoing/chat
[INFO] tweaked toml for git repo https://github.com/buggoing/chat written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/buggoing/chat already has a lockfile, it will not be regenerated
[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 redis v0.17.0
[INFO] [stderr]   Downloaded serde_with_macros v1.2.2
[INFO] [stderr]   Downloaded serde_with v1.5.1
[INFO] [stderr]   Downloaded combine v4.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] baf350965d2fd7885d9bcc66e51ff1c7657087e9baa25d147cc3251d2bbda411
[INFO] running `Command { std: "docker" "start" "-a" "baf350965d2fd7885d9bcc66e51ff1c7657087e9baa25d147cc3251d2bbda411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baf350965d2fd7885d9bcc66e51ff1c7657087e9baa25d147cc3251d2bbda411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baf350965d2fd7885d9bcc66e51ff1c7657087e9baa25d147cc3251d2bbda411", kill_on_drop: false }`
[INFO] [stdout] baf350965d2fd7885d9bcc66e51ff1c7657087e9baa25d147cc3251d2bbda411
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 759207e97ae00ecdd13d28b73cf089e97a449fcd9a6e6b31fcf34dfc92a5bc84
[INFO] running `Command { std: "docker" "start" "-a" "759207e97ae00ecdd13d28b73cf089e97a449fcd9a6e6b31fcf34dfc92a5bc84", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking futures-io v0.3.7
[INFO] [stderr]     Checking futures-sink v0.3.7
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking tower-layer v0.3.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking object v0.21.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking version_check v0.9.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking futures-task v0.3.7
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking futures-channel v0.3.7
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.61/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=19143ddf03f36b4d -C extra-filename=-19143ddf03f36b4d --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" "759207e97ae00ecdd13d28b73cf089e97a449fcd9a6e6b31fcf34dfc92a5bc84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "759207e97ae00ecdd13d28b73cf089e97a449fcd9a6e6b31fcf34dfc92a5bc84", kill_on_drop: false }`
[INFO] [stdout] 759207e97ae00ecdd13d28b73cf089e97a449fcd9a6e6b31fcf34dfc92a5bc84
