[INFO] fetching crate benoit 3.0.5...
[INFO] checking benoit-3.0.5 against master#fcac501a73cdde54de46a0683567f1a890730555 for pr-151102
[INFO] extracting crate benoit 3.0.5 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate benoit 3.0.5
[INFO] finished tweaking crates.io crate benoit 3.0.5
[INFO] tweaked toml for crates.io crate benoit 3.0.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate benoit 3.0.5 on toolchain fcac501a73cdde54de46a0683567f1a890730555
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fcac501a73cdde54de46a0683567f1a890730555" "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" "+fcac501a73cdde54de46a0683567f1a890730555" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 149 packages to latest compatible versions
[INFO] [stderr]       Adding png v0.17.16 (available: v0.18.0)
[INFO] [stderr]       Adding wgpu v0.20.1 (available: v28.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fcac501a73cdde54de46a0683567f1a890730555" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-iterator v2.3.0
[INFO] [stderr]   Downloaded rug v1.28.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+fcac501a73cdde54de46a0683567f1a890730555" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f711b68b3f6d88c6d963f7749fa118835a403c95afe305397d773c0aebdf459d
[INFO] running `Command { std: "docker" "start" "-a" "f711b68b3f6d88c6d963f7749fa118835a403c95afe305397d773c0aebdf459d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f711b68b3f6d88c6d963f7749fa118835a403c95afe305397d773c0aebdf459d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f711b68b3f6d88c6d963f7749fa118835a403c95afe305397d773c0aebdf459d", kill_on_drop: false }`
[INFO] [stdout] f711b68b3f6d88c6d963f7749fa118835a403c95afe305397d773c0aebdf459d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+fcac501a73cdde54de46a0683567f1a890730555" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73b2dc24b03c6cc4bb7af7cc9971b3143ffe679007bde60fcd2798815edf973b
[INFO] running `Command { std: "docker" "start" "-a" "73b2dc24b03c6cc4bb7af7cc9971b3143ffe679007bde60fcd2798815edf973b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.28.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling enum-iterator-derive v1.5.0
[INFO] [stderr]     Checking enum-iterator v2.3.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "73b2dc24b03c6cc4bb7af7cc9971b3143ffe679007bde60fcd2798815edf973b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73b2dc24b03c6cc4bb7af7cc9971b3143ffe679007bde60fcd2798815edf973b", kill_on_drop: false }`
[INFO] [stdout] 73b2dc24b03c6cc4bb7af7cc9971b3143ffe679007bde60fcd2798815edf973b