[INFO] cloning repository https://github.com/kalamalahala/rust_book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kalamalahala/rust_book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkalamalahala%2Frust_book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkalamalahala%2Frust_book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64fc854595b1354705f72dd20bc6a1bf8dd86d57
[INFO] documenting kalamalahala/rust_book against beta-2025-09-21 for beta-rustdoc-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkalamalahala%2Frust_book" "/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/kalamalahala/rust_book
[INFO] finished tweaking git repo https://github.com/kalamalahala/rust_book
[INFO] tweaked toml for git repo https://github.com/kalamalahala/rust_book written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kalamalahala/rust_book on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kalamalahala/rust_book 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-2025-09-21" "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 kalamalahala/rust_book against beta-2025-09-21 for beta-rustdoc-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkalamalahala%2Frust_book" "/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/kalamalahala/rust_book
[INFO] finished tweaking git repo https://github.com/kalamalahala/rust_book
[INFO] tweaked toml for git repo https://github.com/kalamalahala/rust_book written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kalamalahala/rust_book on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kalamalahala/rust_book 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-2025-09-21" "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 deranged v0.3.10
[INFO] [stderr]   Downloaded diesel v2.1.4
[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-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00da65e303e4515953eb5f5f7cfcde83f710b70dc32f6531c3232e3f6e4438ca
[INFO] running `Command { std: "docker" "start" "-a" "00da65e303e4515953eb5f5f7cfcde83f710b70dc32f6531c3232e3f6e4438ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00da65e303e4515953eb5f5f7cfcde83f710b70dc32f6531c3232e3f6e4438ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00da65e303e4515953eb5f5f7cfcde83f710b70dc32f6531c3232e3f6e4438ca", kill_on_drop: false }`
[INFO] [stdout] 00da65e303e4515953eb5f5f7cfcde83f710b70dc32f6531c3232e3f6e4438ca
[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-2025-09-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59addeafa851d7cc4308665afb14947e65ece2c5d7db59c4ad5b7f93db4dfb43
[INFO] running `Command { std: "docker" "start" "-a" "59addeafa851d7cc4308665afb14947e65ece2c5d7db59c4ad5b7f93db4dfb43", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking dotenvy v0.15.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling libsqlite3-sys v0.27.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]    Compiling diesel_table_macro_syntax v0.1.0
[INFO] [stderr]    Compiling diesel_derives v2.1.2
[INFO] [stderr]     Checking diesel v2.1.4
[INFO] [stderr]  Documenting rust_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.88s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/rust_book/index.html
[INFO] running `Command { std: "docker" "inspect" "59addeafa851d7cc4308665afb14947e65ece2c5d7db59c4ad5b7f93db4dfb43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59addeafa851d7cc4308665afb14947e65ece2c5d7db59c4ad5b7f93db4dfb43", kill_on_drop: false }`
[INFO] [stdout] 59addeafa851d7cc4308665afb14947e65ece2c5d7db59c4ad5b7f93db4dfb43
[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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "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] 411fcc7926959bafac704ac99be119c8bcd4d12dfaa934d2553dd5a594a27908
[INFO] running `Command { std: "docker" "start" "-a" "411fcc7926959bafac704ac99be119c8bcd4d12dfaa934d2553dd5a594a27908", kill_on_drop: false }`
[INFO] [stderr]  Documenting rust_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/rust_book/index.html
[INFO] running `Command { std: "docker" "inspect" "411fcc7926959bafac704ac99be119c8bcd4d12dfaa934d2553dd5a594a27908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "411fcc7926959bafac704ac99be119c8bcd4d12dfaa934d2553dd5a594a27908", kill_on_drop: false }`
[INFO] [stdout] 411fcc7926959bafac704ac99be119c8bcd4d12dfaa934d2553dd5a594a27908