[INFO] fetching crate component_group 3.0.0...
[INFO] documenting component_group-3.0.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate component_group 3.0.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate component_group 3.0.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate component_group 3.0.0
[INFO] finished tweaking crates.io crate component_group 3.0.0
[INFO] tweaked toml for crates.io crate component_group 3.0.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shred v0.10.2
[INFO] [stderr]   Downloaded tynm v0.1.6
[INFO] [stderr]   Downloaded component_group_derive v3.0.0
[INFO] [stderr]   Downloaded specs v0.16.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b22c91623ee2a9583f3c5f1099b9bac08f60f4346ed38769f899714bbd227ce3
[INFO] running `Command { std: "docker" "start" "-a" "b22c91623ee2a9583f3c5f1099b9bac08f60f4346ed38769f899714bbd227ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b22c91623ee2a9583f3c5f1099b9bac08f60f4346ed38769f899714bbd227ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b22c91623ee2a9583f3c5f1099b9bac08f60f4346ed38769f899714bbd227ce3", kill_on_drop: false }`
[INFO] [stdout] b22c91623ee2a9583f3c5f1099b9bac08f60f4346ed38769f899714bbd227ce3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc1b3d55ba1c28c79c4f9c1cf54494fae9f7a1f245cfbdc8390ede7cdb67ac72
[INFO] running `Command { std: "docker" "start" "-a" "bc1b3d55ba1c28c79c4f9c1cf54494fae9f7a1f245cfbdc8390ede7cdb67ac72", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tynm v0.1.6
[INFO] [stderr]    Compiling component_group_derive v3.0.0
[INFO] [stderr]     Checking shred v0.10.2
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking specs v0.16.1
[INFO] [stderr]  Documenting component_group v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `Command { std: "docker" "inspect" "bc1b3d55ba1c28c79c4f9c1cf54494fae9f7a1f245cfbdc8390ede7cdb67ac72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc1b3d55ba1c28c79c4f9c1cf54494fae9f7a1f245cfbdc8390ede7cdb67ac72", kill_on_drop: false }`
[INFO] [stdout] bc1b3d55ba1c28c79c4f9c1cf54494fae9f7a1f245cfbdc8390ede7cdb67ac72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 67ec5e80bf53c4c1ca79700df019f61bbf43498a328af3b43a18f2b7c80c5677
[INFO] running `Command { std: "docker" "start" "-a" "67ec5e80bf53c4c1ca79700df019f61bbf43498a328af3b43a18f2b7c80c5677", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tynm v0.1.6
[INFO] [stderr]    Compiling component_group_derive v3.0.0
[INFO] [stderr]     Checking shred v0.10.2
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking specs v0.16.1
[INFO] [stderr]  Documenting component_group v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.27s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "67ec5e80bf53c4c1ca79700df019f61bbf43498a328af3b43a18f2b7c80c5677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ec5e80bf53c4c1ca79700df019f61bbf43498a328af3b43a18f2b7c80c5677", kill_on_drop: false }`
[INFO] [stdout] 67ec5e80bf53c4c1ca79700df019f61bbf43498a328af3b43a18f2b7c80c5677