[INFO] fetching crate gmp-mpfr-sys 1.7.1...
[INFO] checking gmp-mpfr-sys-1.7.1 against master#fffed276b51cf514622e8d3109d620501cc01670 for pr-134021
[INFO] extracting crate gmp-mpfr-sys 1.7.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate gmp-mpfr-sys 1.7.1
[INFO] finished tweaking crates.io crate gmp-mpfr-sys 1.7.1
[INFO] tweaked toml for crates.io crate gmp-mpfr-sys 1.7.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gmp-mpfr-sys 1.7.1 on toolchain fffed276b51cf514622e8d3109d620501cc01670
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fffed276b51cf514622e8d3109d620501cc01670" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gmp-mpfr-sys 1.7.1 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" "+fffed276b51cf514622e8d3109d620501cc01670" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0792d80f9e531afc97a52e58f0110cc30a52a8a4cf575bcf4b8b83d785f592f6
[INFO] running `Command { std: "docker" "start" "0792d80f9e531afc97a52e58f0110cc30a52a8a4cf575bcf4b8b83d785f592f6", 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" "0792d80f9e531afc97a52e58f0110cc30a52a8a4cf575bcf4b8b83d785f592f6" "/opt/rustwide/cargo-home/bin/cargo" "+fffed276b51cf514622e8d3109d620501cc01670" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0792d80f9e531afc97a52e58f0110cc30a52a8a4cf575bcf4b8b83d785f592f6", 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" "0792d80f9e531afc97a52e58f0110cc30a52a8a4cf575bcf4b8b83d785f592f6" "/opt/rustwide/cargo-home/bin/cargo" "+fffed276b51cf514622e8d3109d620501cc01670" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.7.1 (/opt/rustwide/workdir)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "0792d80f9e531afc97a52e58f0110cc30a52a8a4cf575bcf4b8b83d785f592f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0792d80f9e531afc97a52e58f0110cc30a52a8a4cf575bcf4b8b83d785f592f6", kill_on_drop: false }`
[INFO] [stdout] 0792d80f9e531afc97a52e58f0110cc30a52a8a4cf575bcf4b8b83d785f592f6
