[INFO] cloning repository https://github.com/jcoletaylor/tasker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcoletaylor/tasker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcoletaylor%2Ftasker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcoletaylor%2Ftasker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d82f2fc3a9e26d27c63f7feae85f24227c38283
[INFO] documenting jcoletaylor/tasker 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%2Fjcoletaylor%2Ftasker" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jcoletaylor/tasker 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/jcoletaylor/tasker
[INFO] finished tweaking git repo https://github.com/jcoletaylor/tasker
[INFO] tweaked toml for git repo https://github.com/jcoletaylor/tasker written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate git repo https://github.com/jcoletaylor/tasker 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-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 841a0a532a224a359791b3ab82e39b3c33ce6c24addcd82928d6bdc62faaa31f
[INFO] running `Command { std: "docker" "start" "-a" "841a0a532a224a359791b3ab82e39b3c33ce6c24addcd82928d6bdc62faaa31f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "841a0a532a224a359791b3ab82e39b3c33ce6c24addcd82928d6bdc62faaa31f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841a0a532a224a359791b3ab82e39b3c33ce6c24addcd82928d6bdc62faaa31f", kill_on_drop: false }`
[INFO] [stdout] 841a0a532a224a359791b3ab82e39b3c33ce6c24addcd82928d6bdc62faaa31f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] faeb05aff6317a41d366a3da2ad8c597166eaa4877c5b0db8c75cbcf5330bea9
[INFO] running `Command { std: "docker" "start" "-a" "faeb05aff6317a41d366a3da2ad8c597166eaa4877c5b0db8c75cbcf5330bea9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking sval v1.0.0-alpha.5
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling http-types v2.11.1
[INFO] [stderr]    Compiling whoami v1.1.2
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling isahc v0.9.14
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking route-recognizer v0.2.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking radix_fmt v1.0.0
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking simple-mutex v1.1.5
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking num-bigint v0.3.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr] error: could not compile `arrayvec`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name arrayvec --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayvec-0.5.2/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="array-sizes-33-128"' --cfg 'feature="std"' -C metadata=40e9c671affbfe9c -C extra-filename=-40e9c671affbfe9c --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" "faeb05aff6317a41d366a3da2ad8c597166eaa4877c5b0db8c75cbcf5330bea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faeb05aff6317a41d366a3da2ad8c597166eaa4877c5b0db8c75cbcf5330bea9", kill_on_drop: false }`
[INFO] [stdout] faeb05aff6317a41d366a3da2ad8c597166eaa4877c5b0db8c75cbcf5330bea9
