[INFO] cloning repository https://github.com/iamando/exprust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamando/exprust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamando%2Fexprust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamando%2Fexprust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72cc9afe5186ab36b66dd78f8ae0b7bd88586d95
[INFO] documenting iamando/exprust against 1.76.0 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamando%2Fexprust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iamando/exprust on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iamando/exprust
[INFO] finished tweaking git repo https://github.com/iamando/exprust
[INFO] tweaked toml for git repo https://github.com/iamando/exprust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/iamando/exprust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] documenting iamando/exprust against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamando%2Fexprust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iamando/exprust on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iamando/exprust
[INFO] finished tweaking git repo https://github.com/iamando/exprust
[INFO] tweaked toml for git repo https://github.com/iamando/exprust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/iamando/exprust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5343128354d73c49afd5879b53d374e9f2b88098bba208269f1f4dde4ed3078
[INFO] running `Command { std: "docker" "start" "-a" "a5343128354d73c49afd5879b53d374e9f2b88098bba208269f1f4dde4ed3078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5343128354d73c49afd5879b53d374e9f2b88098bba208269f1f4dde4ed3078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5343128354d73c49afd5879b53d374e9f2b88098bba208269f1f4dde4ed3078", kill_on_drop: false }`
[INFO] [stdout] a5343128354d73c49afd5879b53d374e9f2b88098bba208269f1f4dde4ed3078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aed7abbeda6d7188e3607cf7172db0f43a16409c743a88da8413ee7ad5d39b32
[INFO] running `Command { std: "docker" "start" "-a" "aed7abbeda6d7188e3607cf7172db0f43a16409c743a88da8413ee7ad5d39b32", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]  Documenting exprust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.85s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/exprust/index.html
[INFO] running `Command { std: "docker" "inspect" "aed7abbeda6d7188e3607cf7172db0f43a16409c743a88da8413ee7ad5d39b32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed7abbeda6d7188e3607cf7172db0f43a16409c743a88da8413ee7ad5d39b32", kill_on_drop: false }`
[INFO] [stdout] aed7abbeda6d7188e3607cf7172db0f43a16409c743a88da8413ee7ad5d39b32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa4c789a6e96ce36918769ea97bb17f05e889e53b61ccb655cf71cbc3995c6cc
[INFO] running `Command { std: "docker" "start" "-a" "aa4c789a6e96ce36918769ea97bb17f05e889e53b61ccb655cf71cbc3995c6cc", kill_on_drop: false }`
[INFO] [stderr]  Documenting exprust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/exprust/index.html
[INFO] running `Command { std: "docker" "inspect" "aa4c789a6e96ce36918769ea97bb17f05e889e53b61ccb655cf71cbc3995c6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4c789a6e96ce36918769ea97bb17f05e889e53b61ccb655cf71cbc3995c6cc", kill_on_drop: false }`
[INFO] [stdout] aa4c789a6e96ce36918769ea97bb17f05e889e53b61ccb655cf71cbc3995c6cc