[INFO] cloning repository https://github.com/KrazyMiner001/fast-e-but-faster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KrazyMiner001/fast-e-but-faster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrazyMiner001%2Ffast-e-but-faster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrazyMiner001%2Ffast-e-but-faster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 846d7f7efb8a660256bf3eaf91fdd26d89eee662
[INFO] checking KrazyMiner001/fast-e-but-faster/846d7f7efb8a660256bf3eaf91fdd26d89eee662 against try#5f6abd89da253a562ad85d235b9342a3ac336c28 for pr-156114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrazyMiner001%2Ffast-e-but-faster" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/KrazyMiner001/fast-e-but-faster
[INFO] finished tweaking git repo https://github.com/KrazyMiner001/fast-e-but-faster
[INFO] tweaked toml for git repo https://github.com/KrazyMiner001/fast-e-but-faster written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/KrazyMiner001/fast-e-but-faster on toolchain 5f6abd89da253a562ad85d235b9342a3ac336c28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5f6abd89da253a562ad85d235b9342a3ac336c28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/KrazyMiner001/fast-e-but-faster 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" "+5f6abd89da253a562ad85d235b9342a3ac336c28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5f6abd89da253a562ad85d235b9342a3ac336c28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e710df3a37a6cb92681ea52e38e18f1edee3e27e5450ac85debfb4b7ee98f7cc
[INFO] running `Command { std: "docker" "start" "-a" "e710df3a37a6cb92681ea52e38e18f1edee3e27e5450ac85debfb4b7ee98f7cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e710df3a37a6cb92681ea52e38e18f1edee3e27e5450ac85debfb4b7ee98f7cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e710df3a37a6cb92681ea52e38e18f1edee3e27e5450ac85debfb4b7ee98f7cc", kill_on_drop: false }`
[INFO] [stdout] e710df3a37a6cb92681ea52e38e18f1edee3e27e5450ac85debfb4b7ee98f7cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5f6abd89da253a562ad85d235b9342a3ac336c28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 646fda8d909b71d46611fa6ac65ce329c12d4f61ffdd0a586bdf8eb53babbf30
[INFO] running `Command { std: "docker" "start" "-a" "646fda8d909b71d46611fa6ac65ce329c12d4f61ffdd0a586bdf8eb53babbf30", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.2
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.24.1
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "646fda8d909b71d46611fa6ac65ce329c12d4f61ffdd0a586bdf8eb53babbf30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646fda8d909b71d46611fa6ac65ce329c12d4f61ffdd0a586bdf8eb53babbf30", kill_on_drop: false }`
[INFO] [stdout] 646fda8d909b71d46611fa6ac65ce329c12d4f61ffdd0a586bdf8eb53babbf30
