[INFO] cloning repository https://github.com/hollg/rusty-robot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hollg/rusty-robot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhollg%2Frusty-robot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhollg%2Frusty-robot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf721c63bfa7ff3ac289d1c395a68c72f823f55d
[INFO] documenting hollg/rusty-robot 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%2Fhollg%2Frusty-robot" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hollg/rusty-robot 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/hollg/rusty-robot
[INFO] finished tweaking git repo https://github.com/hollg/rusty-robot
[INFO] tweaked toml for git repo https://github.com/hollg/rusty-robot written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/hollg/rusty-robot 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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 545dbe21ad454142d580f2771ed7ef00eae2f6b53e1bcb798e311fe93c185c3a
[INFO] running `Command { std: "docker" "start" "-a" "545dbe21ad454142d580f2771ed7ef00eae2f6b53e1bcb798e311fe93c185c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "545dbe21ad454142d580f2771ed7ef00eae2f6b53e1bcb798e311fe93c185c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "545dbe21ad454142d580f2771ed7ef00eae2f6b53e1bcb798e311fe93c185c3a", kill_on_drop: false }`
[INFO] [stdout] 545dbe21ad454142d580f2771ed7ef00eae2f6b53e1bcb798e311fe93c185c3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 9b5072f4f72a5afd00d496d1a9e792dffdfa2bafa799b9e6ccf3dd955627ae32
[INFO] running `Command { std: "docker" "start" "-a" "9b5072f4f72a5afd00d496d1a9e792dffdfa2bafa799b9e6ccf3dd955627ae32", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling glam v0.9.3
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking fixedbitset v0.3.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking bytemuck v1.3.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling cart-tmp-winit v0.22.2
[INFO] [stderr]     Checking svg_fmt v0.4.1
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking ttf-parser v0.8.2
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking rectangle-pack v0.1.6
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.2
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking pollster v0.2.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking futures-channel v0.3.5
[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-1.0.59/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 -C metadata=ff850fb77610ab18 -C extra-filename=-ff850fb77610ab18 --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" "9b5072f4f72a5afd00d496d1a9e792dffdfa2bafa799b9e6ccf3dd955627ae32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b5072f4f72a5afd00d496d1a9e792dffdfa2bafa799b9e6ccf3dd955627ae32", kill_on_drop: false }`
[INFO] [stdout] 9b5072f4f72a5afd00d496d1a9e792dffdfa2bafa799b9e6ccf3dd955627ae32
