[INFO] cloning repository https://github.com/mirao/lights
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mirao/lights" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirao%2Flights", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirao%2Flights'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bc944a7497f47b0ddc16f5c2c8b903e34e2bbd5
[INFO] checking mirao/lights against try#3f7b27fe41ccd116a4c0829bd9a14b65bada4578 for pr-96970
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirao%2Flights" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mirao/lights on toolchain 3f7b27fe41ccd116a4c0829bd9a14b65bada4578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mirao/lights
[INFO] finished tweaking git repo https://github.com/mirao/lights
[INFO] tweaked toml for git repo https://github.com/mirao/lights written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/mirao/lights already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac6bca949ad118bae7e6879c2c47822ad603ec5396326e04d6861fe2b7390947
[INFO] running `Command { std: "docker" "start" "-a" "ac6bca949ad118bae7e6879c2c47822ad603ec5396326e04d6861fe2b7390947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac6bca949ad118bae7e6879c2c47822ad603ec5396326e04d6861fe2b7390947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6bca949ad118bae7e6879c2c47822ad603ec5396326e04d6861fe2b7390947", kill_on_drop: false }`
[INFO] [stdout] ac6bca949ad118bae7e6879c2c47822ad603ec5396326e04d6861fe2b7390947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94c6746a0c425e2a8f274942f1635ca3f327f45fee97fda118c583108ec8889f
[INFO] running `Command { std: "docker" "start" "-a" "94c6746a0c425e2a8f274942f1635ca3f327f45fee97fda118c583108ec8889f", 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" "94c6746a0c425e2a8f274942f1635ca3f327f45fee97fda118c583108ec8889f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94c6746a0c425e2a8f274942f1635ca3f327f45fee97fda118c583108ec8889f", kill_on_drop: false }`
[INFO] [stdout] 94c6746a0c425e2a8f274942f1635ca3f327f45fee97fda118c583108ec8889f