[INFO] fetching crate arb-sys 0.3.6...
[INFO] documenting arb-sys-0.3.6 against beta-2025-09-21 for beta-rustdoc-1.91-2
[INFO] extracting crate arb-sys 0.3.6 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate arb-sys 0.3.6
[INFO] finished tweaking crates.io crate arb-sys 0.3.6
[INFO] tweaked toml for crates.io crate arb-sys 0.3.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arb-sys 0.3.6 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cfe48e9e6ae3c81e938a9db8c42a8f6c9e5ffadffc8729d5623424f8b1f28619
[INFO] running `Command { std: "docker" "start" "-a" "cfe48e9e6ae3c81e938a9db8c42a8f6c9e5ffadffc8729d5623424f8b1f28619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfe48e9e6ae3c81e938a9db8c42a8f6c9e5ffadffc8729d5623424f8b1f28619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe48e9e6ae3c81e938a9db8c42a8f6c9e5ffadffc8729d5623424f8b1f28619", kill_on_drop: false }`
[INFO] [stdout] cfe48e9e6ae3c81e938a9db8c42a8f6c9e5ffadffc8729d5623424f8b1f28619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0d5815c33ec5aa514d28e7c87de6e083d09741baf876327de2a1b5aa21ba82d8
[INFO] running `Command { std: "docker" "start" "-a" "0d5815c33ec5aa514d28e7c87de6e083d09741baf876327de2a1b5aa21ba82d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling flint-sys v0.7.3
[INFO] [stderr]    Compiling arb-sys v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling derivative v2.2.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "0d5815c33ec5aa514d28e7c87de6e083d09741baf876327de2a1b5aa21ba82d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5815c33ec5aa514d28e7c87de6e083d09741baf876327de2a1b5aa21ba82d8", kill_on_drop: false }`
[INFO] [stdout] 0d5815c33ec5aa514d28e7c87de6e083d09741baf876327de2a1b5aa21ba82d8