[INFO] fetching crate agentlint-frontmatter 0.3.0...
[INFO] checking agentlint-frontmatter-0.3.0 against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] extracting crate agentlint-frontmatter 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate agentlint-frontmatter 0.3.0
[INFO] finished tweaking crates.io crate agentlint-frontmatter 0.3.0
[INFO] tweaked toml for crates.io crate agentlint-frontmatter 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate agentlint-frontmatter 0.3.0 on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate agentlint-frontmatter 0.3.0 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" "+011c518242557d21690f7936b5812318dc2fec47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] checking agentlint-frontmatter-0.3.0 against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] extracting crate agentlint-frontmatter 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate agentlint-frontmatter 0.3.0
[INFO] finished tweaking crates.io crate agentlint-frontmatter 0.3.0
[INFO] tweaked toml for crates.io crate agentlint-frontmatter 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate agentlint-frontmatter 0.3.0 on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate agentlint-frontmatter 0.3.0 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" "+011c518242557d21690f7936b5812318dc2fec47" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 99b6e8966a18c1a88ece64d5be9f7167e96473b95dcbe1272ff8b01b785be4c1
[INFO] running `Command { std: "docker" "start" "99b6e8966a18c1a88ece64d5be9f7167e96473b95dcbe1272ff8b01b785be4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99b6e8966a18c1a88ece64d5be9f7167e96473b95dcbe1272ff8b01b785be4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "99b6e8966a18c1a88ece64d5be9f7167e96473b95dcbe1272ff8b01b785be4c1" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99b6e8966a18c1a88ece64d5be9f7167e96473b95dcbe1272ff8b01b785be4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "99b6e8966a18c1a88ece64d5be9f7167e96473b95dcbe1272ff8b01b785be4c1" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking agentlint-core v0.3.0
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.4
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]     Checking proptest v1.11.0
[INFO] [stderr]     Checking agentlint-frontmatter v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `Command { std: "docker" "inspect" "99b6e8966a18c1a88ece64d5be9f7167e96473b95dcbe1272ff8b01b785be4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99b6e8966a18c1a88ece64d5be9f7167e96473b95dcbe1272ff8b01b785be4c1", kill_on_drop: false }`
[INFO] [stdout] 99b6e8966a18c1a88ece64d5be9f7167e96473b95dcbe1272ff8b01b785be4c1
