[INFO] cloning repository https://github.com/parker-codes/sauron-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/parker-codes/sauron-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparker-codes%2Fsauron-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparker-codes%2Fsauron-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b79e99a533b595a38633e5d8df2d1e735ece53b
[INFO] documenting parker-codes/sauron-test against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparker-codes%2Fsauron-test" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/parker-codes/sauron-test 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/parker-codes/sauron-test
[INFO] finished tweaking git repo https://github.com/parker-codes/sauron-test
[INFO] tweaked toml for git repo https://github.com/parker-codes/sauron-test written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/parker-codes/sauron-test 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 log v0.4.12
[INFO] [stderr]   Downloaded syn-rsx v0.7.3
[INFO] [stderr]   Downloaded sauron-node-macro v0.33.0
[INFO] [stderr]   Downloaded sauron-core v0.33.0
[INFO] [stderr]   Downloaded mt-dom v0.6.2
[INFO] [stderr]   Downloaded sauron v0.33.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] d4340db5f01e79d8073bf404f641ac57f37aa914eb8496256d86cda0c5281e76
[INFO] running `Command { std: "docker" "start" "-a" "d4340db5f01e79d8073bf404f641ac57f37aa914eb8496256d86cda0c5281e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4340db5f01e79d8073bf404f641ac57f37aa914eb8496256d86cda0c5281e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4340db5f01e79d8073bf404f641ac57f37aa914eb8496256d86cda0c5281e76", kill_on_drop: false }`
[INFO] [stdout] d4340db5f01e79d8073bf404f641ac57f37aa914eb8496256d86cda0c5281e76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] b98474ece4a1dbc065a1740b1d0565084014a2968d2f90f003f74fd60cf9e52c
[INFO] running `Command { std: "docker" "start" "-a" "b98474ece4a1dbc065a1740b1d0565084014a2968d2f90f003f74fd60cf9e52c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling log v0.4.12
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.69
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling wasm-bindgen v0.2.69
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking mt-dom v0.6.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.69
[INFO] [stderr]    Compiling syn-rsx v0.7.3
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling sauron-node-macro v0.33.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.69
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking js-sys v0.3.46
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking web-sys v0.3.46
[INFO] [stderr]     Checking sauron-core v0.33.0
[INFO] [stderr]     Checking console_log v0.2.0
[INFO] [stderr]     Checking sauron v0.33.0
[INFO] [stderr]  Documenting sauron-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.49s
[INFO] running `Command { std: "docker" "inspect" "b98474ece4a1dbc065a1740b1d0565084014a2968d2f90f003f74fd60cf9e52c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98474ece4a1dbc065a1740b1d0565084014a2968d2f90f003f74fd60cf9e52c", kill_on_drop: false }`
[INFO] [stdout] b98474ece4a1dbc065a1740b1d0565084014a2968d2f90f003f74fd60cf9e52c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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" "+e1df625306f4136949e02612406f0c60df6008f3" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] ffff50f63456955b51f0316c08f55a4732c88dffdbac01e477a8d2005799c247
[INFO] running `Command { std: "docker" "start" "-a" "ffff50f63456955b51f0316c08f55a4732c88dffdbac01e477a8d2005799c247", 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" "ffff50f63456955b51f0316c08f55a4732c88dffdbac01e477a8d2005799c247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffff50f63456955b51f0316c08f55a4732c88dffdbac01e477a8d2005799c247", kill_on_drop: false }`
[INFO] [stdout] ffff50f63456955b51f0316c08f55a4732c88dffdbac01e477a8d2005799c247