[INFO] cloning repository https://github.com/ymzuiku/nodejs-vs-rust-vs-golang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ymzuiku/nodejs-vs-rust-vs-golang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymzuiku%2Fnodejs-vs-rust-vs-golang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymzuiku%2Fnodejs-vs-rust-vs-golang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a06551fc59f46bd8c37842c23a46e10e8299030c
[INFO] documenting ymzuiku/nodejs-vs-rust-vs-golang against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymzuiku%2Fnodejs-vs-rust-vs-golang" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ymzuiku/nodejs-vs-rust-vs-golang 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 git repo https://github.com/ymzuiku/nodejs-vs-rust-vs-golang
[INFO] finished tweaking git repo https://github.com/ymzuiku/nodejs-vs-rust-vs-golang
[INFO] tweaked toml for git repo https://github.com/ymzuiku/nodejs-vs-rust-vs-golang written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/ymzuiku/nodejs-vs-rust-vs-golang already has a lockfile, it will not be regenerated
[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 cslice v0.2.0
[INFO] [stderr]   Downloaded neon-macros v0.8.1
[INFO] [stderr]   Downloaded neon-runtime v0.8.1
[INFO] [stderr]   Downloaded neon-build v0.8.1
[INFO] [stderr]   Downloaded neon v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 5d3d7f29bce903c66c4615dbe994b14f9d11868f9ed7b5548c515462b7a42d3f
[INFO] running `Command { std: "docker" "start" "-a" "5d3d7f29bce903c66c4615dbe994b14f9d11868f9ed7b5548c515462b7a42d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d3d7f29bce903c66c4615dbe994b14f9d11868f9ed7b5548c515462b7a42d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d3d7f29bce903c66c4615dbe994b14f9d11868f9ed7b5548c515462b7a42d3f", kill_on_drop: false }`
[INFO] [stdout] 5d3d7f29bce903c66c4615dbe994b14f9d11868f9ed7b5548c515462b7a42d3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] df298c63e6373710da04477adbfd359348ebbed2e31a6ae9f5535fd910eafd89
[INFO] running `Command { std: "docker" "start" "-a" "df298c63e6373710da04477adbfd359348ebbed2e31a6ae9f5535fd910eafd89", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling neon-build v0.8.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking cslice v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking neon-runtime v0.8.1
[INFO] [stderr]    Compiling neon v0.8.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling neon-macros v0.8.1
[INFO] [stderr]  Documenting my-neon-project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.35s
[INFO] running `Command { std: "docker" "inspect" "df298c63e6373710da04477adbfd359348ebbed2e31a6ae9f5535fd910eafd89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df298c63e6373710da04477adbfd359348ebbed2e31a6ae9f5535fd910eafd89", kill_on_drop: false }`
[INFO] [stdout] df298c63e6373710da04477adbfd359348ebbed2e31a6ae9f5535fd910eafd89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 797f6937ce3e5be23c965d5d35eaad9da8cacaee76f85500ecddacc1605204eb
[INFO] running `Command { std: "docker" "start" "-a" "797f6937ce3e5be23c965d5d35eaad9da8cacaee76f85500ecddacc1605204eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling neon-build v0.8.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking cslice v0.2.0
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking neon-runtime v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling neon v0.8.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling neon-macros v0.8.1
[INFO] [stderr]  Documenting my-neon-project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.89s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "797f6937ce3e5be23c965d5d35eaad9da8cacaee76f85500ecddacc1605204eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "797f6937ce3e5be23c965d5d35eaad9da8cacaee76f85500ecddacc1605204eb", kill_on_drop: false }`
[INFO] [stdout] 797f6937ce3e5be23c965d5d35eaad9da8cacaee76f85500ecddacc1605204eb