[INFO] cloning repository https://github.com/parksb/mipssembler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/parksb/mipssembler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparksb%2Fmipssembler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparksb%2Fmipssembler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1de981f1a735b9461e87a5f508e3aca272952117
[INFO] testing parksb/mipssembler against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparksb%2Fmipssembler" "/workspace/builds/worker-46/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-46/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/parksb/mipssembler on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/parksb/mipssembler
[INFO] finished tweaking git repo https://github.com/parksb/mipssembler
[INFO] tweaked toml for git repo https://github.com/parksb/mipssembler written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate git repo https://github.com/parksb/mipssembler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_cmd v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2899e62ccc48fe6345a7cded64f4165293eb29ffd19b577be3f12051331367e5
[INFO] running `Command { std: "docker" "start" "-a" "2899e62ccc48fe6345a7cded64f4165293eb29ffd19b577be3f12051331367e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2899e62ccc48fe6345a7cded64f4165293eb29ffd19b577be3f12051331367e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2899e62ccc48fe6345a7cded64f4165293eb29ffd19b577be3f12051331367e5", kill_on_drop: false }`
[INFO] [stdout] 2899e62ccc48fe6345a7cded64f4165293eb29ffd19b577be3f12051331367e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94971aa7b2c6f4041fc49fd22974bb53d8781cfc29ed39c76dc2254978fbbf81
[INFO] running `Command { std: "docker" "start" "-a" "94971aa7b2c6f4041fc49fd22974bb53d8781cfc29ed39c76dc2254978fbbf81", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "94971aa7b2c6f4041fc49fd22974bb53d8781cfc29ed39c76dc2254978fbbf81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94971aa7b2c6f4041fc49fd22974bb53d8781cfc29ed39c76dc2254978fbbf81", kill_on_drop: false }`
[INFO] [stdout] 94971aa7b2c6f4041fc49fd22974bb53d8781cfc29ed39c76dc2254978fbbf81