[INFO] fetching crate mtots 0.1.2...
[INFO] documenting mtots-0.1.2 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate mtots 0.1.2 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate mtots 0.1.2 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 mtots 0.1.2
[INFO] finished tweaking crates.io crate mtots 0.1.2
[INFO] tweaked toml for crates.io crate mtots 0.1.2 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate crates.io crate mtots 0.1.2 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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] ee555117810df9056e0f18fc42168a09a6e307c1b016adeae04e51c0c01d67cf
[INFO] running `Command { std: "docker" "start" "-a" "ee555117810df9056e0f18fc42168a09a6e307c1b016adeae04e51c0c01d67cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee555117810df9056e0f18fc42168a09a6e307c1b016adeae04e51c0c01d67cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee555117810df9056e0f18fc42168a09a6e307c1b016adeae04e51c0c01d67cf", kill_on_drop: false }`
[INFO] [stdout] ee555117810df9056e0f18fc42168a09a6e307c1b016adeae04e51c0c01d67cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] d025206135aebb425ac2b6971909ea4562219532f1f68ed92a3463dbcd1f240a
[INFO] running `Command { std: "docker" "start" "-a" "d025206135aebb425ac2b6971909ea4562219532f1f68ed92a3463dbcd1f240a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]     Checking mint v0.5.5
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking xref v0.1.1
[INFO] [stderr]     Checking bytemuck v1.3.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr] error: could not compile `autocfg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name autocfg /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-1.0.0/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=d43d9e10379c8327 -C extra-filename=-d43d9e10379c8327 --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" "d025206135aebb425ac2b6971909ea4562219532f1f68ed92a3463dbcd1f240a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d025206135aebb425ac2b6971909ea4562219532f1f68ed92a3463dbcd1f240a", kill_on_drop: false }`
[INFO] [stdout] d025206135aebb425ac2b6971909ea4562219532f1f68ed92a3463dbcd1f240a
