[INFO] cloning repository https://github.com/vancha/calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vancha/calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvancha%2Fcalculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvancha%2Fcalculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05696a948a8dcee81fd7a977f53faee2c5ddd3b0
[INFO] checking vancha/calculator against master#2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36 for pr-95819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvancha%2Fcalculator" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vancha/calculator on toolchain 2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vancha/calculator
[INFO] finished tweaking git repo https://github.com/vancha/calculator
[INFO] tweaked toml for git repo https://github.com/vancha/calculator written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/vancha/calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7845233104dc8d0b68694c98875d499866ad56e66eb1a7ab82e8b1ecbb1c79e4
[INFO] running `Command { std: "docker" "start" "-a" "7845233104dc8d0b68694c98875d499866ad56e66eb1a7ab82e8b1ecbb1c79e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7845233104dc8d0b68694c98875d499866ad56e66eb1a7ab82e8b1ecbb1c79e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7845233104dc8d0b68694c98875d499866ad56e66eb1a7ab82e8b1ecbb1c79e4", kill_on_drop: false }`
[INFO] [stdout] 7845233104dc8d0b68694c98875d499866ad56e66eb1a7ab82e8b1ecbb1c79e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3a6fcc57a464fdb8c50561c9c54eee6a9c5cb10f8f8d20a4d358e92b6a0d7da
[INFO] running `Command { std: "docker" "start" "-a" "b3a6fcc57a464fdb8c50561c9c54eee6a9c5cb10f8f8d20a4d358e92b6a0d7da", 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" "b3a6fcc57a464fdb8c50561c9c54eee6a9c5cb10f8f8d20a4d358e92b6a0d7da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a6fcc57a464fdb8c50561c9c54eee6a9c5cb10f8f8d20a4d358e92b6a0d7da", kill_on_drop: false }`
[INFO] [stdout] b3a6fcc57a464fdb8c50561c9c54eee6a9c5cb10f8f8d20a4d358e92b6a0d7da