[INFO] cloning repository https://github.com/Mackblue/Sub
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mackblue/Sub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMackblue%2FSub", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMackblue%2FSub'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 80d4a65f95715086dee46a3c0b90adca0724c127
[INFO] documenting Mackblue/Sub 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%2FMackblue%2FSub" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mackblue/Sub 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] removed /workspace/builds/worker-23/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Mackblue/Sub
[INFO] finished tweaking git repo https://github.com/Mackblue/Sub
[INFO] tweaked toml for git repo https://github.com/Mackblue/Sub written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/Mackblue/Sub 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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] da3a7a1e5b35542a4ee92ded3e858c7d1e14996340850de6bde67771fd9cbe75
[INFO] running `Command { std: "docker" "start" "-a" "da3a7a1e5b35542a4ee92ded3e858c7d1e14996340850de6bde67771fd9cbe75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da3a7a1e5b35542a4ee92ded3e858c7d1e14996340850de6bde67771fd9cbe75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da3a7a1e5b35542a4ee92ded3e858c7d1e14996340850de6bde67771fd9cbe75", kill_on_drop: false }`
[INFO] [stdout] da3a7a1e5b35542a4ee92ded3e858c7d1e14996340850de6bde67771fd9cbe75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 9184fd57d5199987f6fad5345ceaca3dc82ec90b0ee3382218897a55c4b35dc9
[INFO] running `Command { std: "docker" "start" "-a" "9184fd57d5199987f6fad5345ceaca3dc82ec90b0ee3382218897a55c4b35dc9", 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]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking wasmparser v0.57.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking data-encoding v2.2.1
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking fastrand v1.3.3
[INFO] [stderr]     Checking event-listener v2.2.1
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.66.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking lru_time_cache v0.10.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling wasmtime-environ v0.19.0
[INFO] [stderr]     Checking wasmparser v0.59.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling hex-literal v0.3.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking ip_network v0.3.4
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking mio-named-pipes v0.1.7
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking retain_mut v0.1.1
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling substrate-wasm-builder-runner v1.0.6
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking safe-mix v1.0.1
[INFO] [stderr]    Compiling sc-consensus-slots v0.8.0
[INFO] [stderr]    Compiling platforms v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking ed25519 v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking tracing-core v0.1.16
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.65
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]     Checking concurrent-queue v1.1.2
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking wast v21.0.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling snow v0.7.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr] error: could not compile `proc-macro2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-1.0.19/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="proc-macro"' -C metadata=24bb3a850e09bb7f -C extra-filename=-24bb3a850e09bb7f --out-dir /opt/rustwide/target/debug/build/proc-macro2-24bb3a850e09bb7f -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" "9184fd57d5199987f6fad5345ceaca3dc82ec90b0ee3382218897a55c4b35dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9184fd57d5199987f6fad5345ceaca3dc82ec90b0ee3382218897a55c4b35dc9", kill_on_drop: false }`
[INFO] [stdout] 9184fd57d5199987f6fad5345ceaca3dc82ec90b0ee3382218897a55c4b35dc9
