[INFO] cloning repository https://github.com/JasperDeSutter/advent2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JasperDeSutter/advent2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperDeSutter%2Fadvent2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperDeSutter%2Fadvent2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c830ff94bf639759be6b85227f96e0e3b8950876
[INFO] documenting JasperDeSutter/advent2019 against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperDeSutter%2Fadvent2019" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JasperDeSutter/advent2019
[INFO] finished tweaking git repo https://github.com/JasperDeSutter/advent2019
[INFO] tweaked toml for git repo https://github.com/JasperDeSutter/advent2019 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JasperDeSutter/advent2019 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JasperDeSutter/advent2019 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-2025-10-28" "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
[ERROR] error running command: no output for 300 seconds
[INFO] documenting JasperDeSutter/advent2019 against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperDeSutter%2Fadvent2019" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JasperDeSutter/advent2019
[INFO] finished tweaking git repo https://github.com/JasperDeSutter/advent2019
[INFO] tweaked toml for git repo https://github.com/JasperDeSutter/advent2019 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JasperDeSutter/advent2019 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JasperDeSutter/advent2019 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-2025-10-28" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e57fe3bc97ed8d1d1ddd04f9f62dd465e8142255ae24900fa1dbc448c3f2e67
[INFO] running `Command { std: "docker" "start" "-a" "6e57fe3bc97ed8d1d1ddd04f9f62dd465e8142255ae24900fa1dbc448c3f2e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e57fe3bc97ed8d1d1ddd04f9f62dd465e8142255ae24900fa1dbc448c3f2e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e57fe3bc97ed8d1d1ddd04f9f62dd465e8142255ae24900fa1dbc448c3f2e67", kill_on_drop: false }`
[INFO] [stdout] 6e57fe3bc97ed8d1d1ddd04f9f62dd465e8142255ae24900fa1dbc448c3f2e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22db4fde5fb8ab2c9c375d493c9f422ba882099c9c7af3170f9c9975cc06d1a0
[INFO] running `Command { std: "docker" "start" "-a" "22db4fde5fb8ab2c9c375d493c9f422ba882099c9c7af3170f9c9975cc06d1a0", kill_on_drop: false }`
[INFO] [stderr]     Checking advent19 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting advent19 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.23s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/advent19/index.html and 9 other files
[INFO] running `Command { std: "docker" "inspect" "22db4fde5fb8ab2c9c375d493c9f422ba882099c9c7af3170f9c9975cc06d1a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22db4fde5fb8ab2c9c375d493c9f422ba882099c9c7af3170f9c9975cc06d1a0", kill_on_drop: false }`
[INFO] [stdout] 22db4fde5fb8ab2c9c375d493c9f422ba882099c9c7af3170f9c9975cc06d1a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52f46a0cb3a430daca0a71b45fafb40782d43923776639a63ddf974dcb1f137d
[INFO] running `Command { std: "docker" "start" "-a" "52f46a0cb3a430daca0a71b45fafb40782d43923776639a63ddf974dcb1f137d", kill_on_drop: false }`
[INFO] [stderr]  Documenting advent19 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/advent19/index.html
[INFO] running `Command { std: "docker" "inspect" "52f46a0cb3a430daca0a71b45fafb40782d43923776639a63ddf974dcb1f137d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f46a0cb3a430daca0a71b45fafb40782d43923776639a63ddf974dcb1f137d", kill_on_drop: false }`
[INFO] [stdout] 52f46a0cb3a430daca0a71b45fafb40782d43923776639a63ddf974dcb1f137d