[INFO] cloning repository https://github.com/realliance/libmahjong-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/realliance/libmahjong-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealliance%2Flibmahjong-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealliance%2Flibmahjong-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f4be101e2c96f58e8607b28af39172e703f1096
[INFO] documenting realliance/libmahjong-rs 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%2Frealliance%2Flibmahjong-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/realliance/libmahjong-rs
[INFO] finished tweaking git repo https://github.com/realliance/libmahjong-rs
[INFO] tweaked toml for git repo https://github.com/realliance/libmahjong-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/realliance/libmahjong-rs 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/realliance/libmahjong-rs 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]     Updating git repository `https://github.com/realliance/libmahjong-specs.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] documenting realliance/libmahjong-rs 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%2Frealliance%2Flibmahjong-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/realliance/libmahjong-rs
[INFO] finished tweaking git repo https://github.com/realliance/libmahjong-rs
[INFO] tweaked toml for git repo https://github.com/realliance/libmahjong-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/realliance/libmahjong-rs 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/realliance/libmahjong-rs 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 strum v0.27.1
[INFO] [stderr]   Downloaded strum_macros v0.27.1
[INFO] [stderr]   Downloaded syn v2.0.100
[INFO] [stderr]   Downloaded capnp v0.21.0
[INFO] [stderr]   Downloaded libc v0.2.171
[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] 2d5646c2beb7f52c70d1f0d2b29349ab098b27e526268cd05b166195a3cf4b0b
[INFO] running `Command { std: "docker" "start" "-a" "2d5646c2beb7f52c70d1f0d2b29349ab098b27e526268cd05b166195a3cf4b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d5646c2beb7f52c70d1f0d2b29349ab098b27e526268cd05b166195a3cf4b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d5646c2beb7f52c70d1f0d2b29349ab098b27e526268cd05b166195a3cf4b0b", kill_on_drop: false }`
[INFO] [stdout] 2d5646c2beb7f52c70d1f0d2b29349ab098b27e526268cd05b166195a3cf4b0b
[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] 5fbfc26af91ae7e368a8d865504f31fb3add7abd97847c99b98e1ece714df1f5
[INFO] running `Command { std: "docker" "start" "-a" "5fbfc26af91ae7e368a8d865504f31fb3add7abd97847c99b98e1ece714df1f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking capnp v0.21.0
[INFO] [stderr]     Checking strum v0.27.1
[INFO] [stderr]     Checking libmahjong-specs v0.1.0 (https://github.com/realliance/libmahjong-specs.git?branch=dist%2Frust#e26e6558)
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]  Documenting libmahjong-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.61s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/libmahjong_rs/index.html
[INFO] running `Command { std: "docker" "inspect" "5fbfc26af91ae7e368a8d865504f31fb3add7abd97847c99b98e1ece714df1f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbfc26af91ae7e368a8d865504f31fb3add7abd97847c99b98e1ece714df1f5", kill_on_drop: false }`
[INFO] [stdout] 5fbfc26af91ae7e368a8d865504f31fb3add7abd97847c99b98e1ece714df1f5
[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-2025-09-21" "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] 747b93526000de66e789b245da47ccc08cde0ef45bf6f6a24cefa5ce83b5d348
[INFO] running `Command { std: "docker" "start" "-a" "747b93526000de66e789b245da47ccc08cde0ef45bf6f6a24cefa5ce83b5d348", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]  Documenting libmahjong-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/libmahjong_rs/index.html
[INFO] running `Command { std: "docker" "inspect" "747b93526000de66e789b245da47ccc08cde0ef45bf6f6a24cefa5ce83b5d348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "747b93526000de66e789b245da47ccc08cde0ef45bf6f6a24cefa5ce83b5d348", kill_on_drop: false }`
[INFO] [stdout] 747b93526000de66e789b245da47ccc08cde0ef45bf6f6a24cefa5ce83b5d348