[INFO] fetching crate gmp-mpfr-sys 1.6.8...
[INFO] checking gmp-mpfr-sys-1.6.8 against master#d9563937fa3b030c5845811113505070109414d2 for pr-151830
[INFO] extracting crate gmp-mpfr-sys 1.6.8 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate gmp-mpfr-sys 1.6.8
[INFO] finished tweaking crates.io crate gmp-mpfr-sys 1.6.8
[INFO] tweaked toml for crates.io crate gmp-mpfr-sys 1.6.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gmp-mpfr-sys 1.6.8 on toolchain d9563937fa3b030c5845811113505070109414d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9563937fa3b030c5845811113505070109414d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gmp-mpfr-sys 1.6.8 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" "+d9563937fa3b030c5845811113505070109414d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d9563937fa3b030c5845811113505070109414d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 193c3d6625cb09e0b12b7c9bfa3a057dabcbd80acf96242d81167780600b59a6
[INFO] running `Command { std: "docker" "start" "-a" "193c3d6625cb09e0b12b7c9bfa3a057dabcbd80acf96242d81167780600b59a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "193c3d6625cb09e0b12b7c9bfa3a057dabcbd80acf96242d81167780600b59a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193c3d6625cb09e0b12b7c9bfa3a057dabcbd80acf96242d81167780600b59a6", kill_on_drop: false }`
[INFO] [stdout] 193c3d6625cb09e0b12b7c9bfa3a057dabcbd80acf96242d81167780600b59a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d9563937fa3b030c5845811113505070109414d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 195bf064f229c5e3bb675092ed511e1b3d5529543a7dbe52fa43b313d741491d
[INFO] running `Command { std: "docker" "start" "-a" "195bf064f229c5e3bb675092ed511e1b3d5529543a7dbe52fa43b313d741491d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8 (/opt/rustwide/workdir)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "195bf064f229c5e3bb675092ed511e1b3d5529543a7dbe52fa43b313d741491d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "195bf064f229c5e3bb675092ed511e1b3d5529543a7dbe52fa43b313d741491d", kill_on_drop: false }`
[INFO] [stdout] 195bf064f229c5e3bb675092ed511e1b3d5529543a7dbe52fa43b313d741491d