[INFO] cloning repository https://github.com/Whipshout/tools-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Whipshout/tools-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhipshout%2Ftools-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhipshout%2Ftools-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2acf91e8cc0dfe73c95e28aaae48662c496e0bc6
[INFO] documenting Whipshout/tools-rust against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhipshout%2Ftools-rust" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Whipshout/tools-rust on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Whipshout/tools-rust
[INFO] finished tweaking git repo https://github.com/Whipshout/tools-rust
[INFO] tweaked toml for git repo https://github.com/Whipshout/tools-rust written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/Whipshout/tools-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded napi-derive-backend v1.0.8
[INFO] [stderr]   Downloaded napi v2.0.0-alpha.6
[INFO] [stderr]   Downloaded napi-derive v2.0.0-alpha.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a9cd1b7e0bf1fad22d2bd1b3dafbcbd63b8d23204bbb692c5da5cf8fce6e697
[INFO] running `Command { std: "docker" "start" "-a" "1a9cd1b7e0bf1fad22d2bd1b3dafbcbd63b8d23204bbb692c5da5cf8fce6e697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a9cd1b7e0bf1fad22d2bd1b3dafbcbd63b8d23204bbb692c5da5cf8fce6e697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a9cd1b7e0bf1fad22d2bd1b3dafbcbd63b8d23204bbb692c5da5cf8fce6e697", kill_on_drop: false }`
[INFO] [stdout] 1a9cd1b7e0bf1fad22d2bd1b3dafbcbd63b8d23204bbb692c5da5cf8fce6e697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=forbid" "-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" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 780c900a4264381ab81e1ca771247bff697df286784e231130416df77c9a2674
[INFO] running `Command { std: "docker" "start" "-a" "780c900a4264381ab81e1ca771247bff697df286784e231130416df77c9a2674", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling napi-build v1.1.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking napi-sys v1.1.2
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling tools-rust v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling napi-derive-backend v1.0.8
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling napi-derive v2.0.0-alpha.7
[INFO] [stderr]     Checking napi v2.0.0-alpha.6
[INFO] [stderr]  Documenting tools-rust v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "780c900a4264381ab81e1ca771247bff697df286784e231130416df77c9a2674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "780c900a4264381ab81e1ca771247bff697df286784e231130416df77c9a2674", kill_on_drop: false }`
[INFO] [stdout] 780c900a4264381ab81e1ca771247bff697df286784e231130416df77c9a2674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "+e1df625306f4136949e02612406f0c60df6008f3" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] feba2ed631ac6da1ac5637c8c58d0d65eea4d051d5c33a06c35c09eeec5be49d
[INFO] running `Command { std: "docker" "start" "-a" "feba2ed631ac6da1ac5637c8c58d0d65eea4d051d5c33a06c35c09eeec5be49d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "feba2ed631ac6da1ac5637c8c58d0d65eea4d051d5c33a06c35c09eeec5be49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feba2ed631ac6da1ac5637c8c58d0d65eea4d051d5c33a06c35c09eeec5be49d", kill_on_drop: false }`
[INFO] [stdout] feba2ed631ac6da1ac5637c8c58d0d65eea4d051d5c33a06c35c09eeec5be49d