[INFO] fetching crate fibbox 0.1.0...
[INFO] building fibbox-0.1.0 against master#c2804e6ec2c29a5c7368600ea173b890e2655c3d for pr-97334-1
[INFO] extracting crate fibbox 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fibbox 0.1.0 on toolchain c2804e6ec2c29a5c7368600ea173b890e2655c3d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fibbox 0.1.0
[INFO] finished tweaking crates.io crate fibbox 0.1.0
[INFO] tweaked toml for crates.io crate fibbox 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rug v1.6.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.1.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2caa28e0ada910ce8dc2e0f19fe858d67d2689c12cdb624b2001a79bb643b39a
[INFO] running `Command { std: "docker" "start" "-a" "2caa28e0ada910ce8dc2e0f19fe858d67d2689c12cdb624b2001a79bb643b39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2caa28e0ada910ce8dc2e0f19fe858d67d2689c12cdb624b2001a79bb643b39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2caa28e0ada910ce8dc2e0f19fe858d67d2689c12cdb624b2001a79bb643b39a", kill_on_drop: false }`
[INFO] [stdout] 2caa28e0ada910ce8dc2e0f19fe858d67d2689c12cdb624b2001a79bb643b39a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f94c2ca0debe8307642fda477f16f20fe394bcc3511a51777be4097816276ec
[INFO] running `Command { std: "docker" "start" "-a" "1f94c2ca0debe8307642fda477f16f20fe394bcc3511a51777be4097816276ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling rug v1.6.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.1.13
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "1f94c2ca0debe8307642fda477f16f20fe394bcc3511a51777be4097816276ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f94c2ca0debe8307642fda477f16f20fe394bcc3511a51777be4097816276ec", kill_on_drop: false }`
[INFO] [stdout] 1f94c2ca0debe8307642fda477f16f20fe394bcc3511a51777be4097816276ec