[INFO] cloning repository https://github.com/RavuAlHemio/adaptive_hangman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RavuAlHemio/adaptive_hangman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRavuAlHemio%2Fadaptive_hangman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRavuAlHemio%2Fadaptive_hangman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6050589bb32553205d0ecb6832fda06f6845808b
[INFO] checking RavuAlHemio/adaptive_hangman against try#751cdbaf3a893bc71b2c617bb7be22dfea5f0862 for pr-95611
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRavuAlHemio%2Fadaptive_hangman" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RavuAlHemio/adaptive_hangman on toolchain 751cdbaf3a893bc71b2c617bb7be22dfea5f0862
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RavuAlHemio/adaptive_hangman
[INFO] finished tweaking git repo https://github.com/RavuAlHemio/adaptive_hangman
[INFO] tweaked toml for git repo https://github.com/RavuAlHemio/adaptive_hangman written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/RavuAlHemio/adaptive_hangman already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "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-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dfe91bb6b6ca8ba35efe2690aef930f37dc677db88a3b934c2bbbf1f02eabe1
[INFO] running `Command { std: "docker" "start" "-a" "6dfe91bb6b6ca8ba35efe2690aef930f37dc677db88a3b934c2bbbf1f02eabe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dfe91bb6b6ca8ba35efe2690aef930f37dc677db88a3b934c2bbbf1f02eabe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfe91bb6b6ca8ba35efe2690aef930f37dc677db88a3b934c2bbbf1f02eabe1", kill_on_drop: false }`
[INFO] [stdout] 6dfe91bb6b6ca8ba35efe2690aef930f37dc677db88a3b934c2bbbf1f02eabe1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64b44709b5ea794e3f8402e90406a30eac06635cbcf6ebef4b4ba35e8b87a2bb
[INFO] running `Command { std: "docker" "start" "-a" "64b44709b5ea794e3f8402e90406a30eac06635cbcf6ebef4b4ba35e8b87a2bb", 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" "64b44709b5ea794e3f8402e90406a30eac06635cbcf6ebef4b4ba35e8b87a2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64b44709b5ea794e3f8402e90406a30eac06635cbcf6ebef4b4ba35e8b87a2bb", kill_on_drop: false }`
[INFO] [stdout] 64b44709b5ea794e3f8402e90406a30eac06635cbcf6ebef4b4ba35e8b87a2bb