[INFO] fetching crate toid 0.10.0-alpha...
[INFO] testing toid-0.10.0-alpha against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate toid 0.10.0-alpha into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate toid 0.10.0-alpha 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 crates.io crate toid 0.10.0-alpha
[INFO] finished tweaking crates.io crate toid 0.10.0-alpha
[INFO] tweaked toml for crates.io crate toid 0.10.0-alpha written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] crate crates.io crate toid 0.10.0-alpha 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] dd5567051e387ed514fc459f5ab27da3dfe655cd411d674c3b0372bb245913a9
[INFO] running `Command { std: "docker" "start" "-a" "dd5567051e387ed514fc459f5ab27da3dfe655cd411d674c3b0372bb245913a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd5567051e387ed514fc459f5ab27da3dfe655cd411d674c3b0372bb245913a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5567051e387ed514fc459f5ab27da3dfe655cd411d674c3b0372bb245913a9", kill_on_drop: false }`
[INFO] [stdout] dd5567051e387ed514fc459f5ab27da3dfe655cd411d674c3b0372bb245913a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 86f8dd56a7ef714734f0d0b526c7e05711ffda48d0f5fca544bff7ed63d04453
[INFO] running `Command { std: "docker" "start" "-a" "86f8dd56a7ef714734f0d0b526c7e05711ffda48d0f5fca544bff7ed63d04453", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "86f8dd56a7ef714734f0d0b526c7e05711ffda48d0f5fca544bff7ed63d04453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f8dd56a7ef714734f0d0b526c7e05711ffda48d0f5fca544bff7ed63d04453", kill_on_drop: false }`
[INFO] [stdout] 86f8dd56a7ef714734f0d0b526c7e05711ffda48d0f5fca544bff7ed63d04453