[INFO] fetching crate error-enum-core 1.0.0-alpha.11...
[INFO] checking error-enum-core-1.0.0-alpha.11 against da86f4d0726be475afbbffe40cb2f65741c51ad3 for pr-159877
[INFO] extracting crate error-enum-core 1.0.0-alpha.11 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate error-enum-core 1.0.0-alpha.11
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate error-enum-core 1.0.0-alpha.11
[INFO] tweaked toml for crates.io crate error-enum-core 1.0.0-alpha.11 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate error-enum-core 1.0.0-alpha.11 on toolchain da86f4d0726be475afbbffe40cb2f65741c51ad3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da86f4d0726be475afbbffe40cb2f65741c51ad3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate error-enum-core 1.0.0-alpha.11 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" "+da86f4d0726be475afbbffe40cb2f65741c51ad3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mitsein v0.8.0
[INFO] [stderr]   Downloaded stringzilla v4.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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] a2f3c6a79d5e16e1b4629f001cfbc115d43cd4f57bc32b3fdefe669e0d352e06
[INFO] running `Command { std: "docker" "start" "a2f3c6a79d5e16e1b4629f001cfbc115d43cd4f57bc32b3fdefe669e0d352e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2f3c6a79d5e16e1b4629f001cfbc115d43cd4f57bc32b3fdefe669e0d352e06", 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" "a2f3c6a79d5e16e1b4629f001cfbc115d43cd4f57bc32b3fdefe669e0d352e06" "/opt/rustwide/cargo-home/bin/cargo" "+da86f4d0726be475afbbffe40cb2f65741c51ad3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2f3c6a79d5e16e1b4629f001cfbc115d43cd4f57bc32b3fdefe669e0d352e06", 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" "a2f3c6a79d5e16e1b4629f001cfbc115d43cd4f57bc32b3fdefe669e0d352e06" "/opt/rustwide/cargo-home/bin/cargo" "+da86f4d0726be475afbbffe40cb2f65741c51ad3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking mitsein v0.8.0
[INFO] [stderr]    Compiling cc v1.2.49
[INFO] [stderr]    Compiling stringzilla v4.6.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "a2f3c6a79d5e16e1b4629f001cfbc115d43cd4f57bc32b3fdefe669e0d352e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2f3c6a79d5e16e1b4629f001cfbc115d43cd4f57bc32b3fdefe669e0d352e06", kill_on_drop: false }`
[INFO] [stdout] a2f3c6a79d5e16e1b4629f001cfbc115d43cd4f57bc32b3fdefe669e0d352e06
