[INFO] cloning repository https://github.com/Twaha-Rahman/rusty-ground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Twaha-Rahman/rusty-ground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwaha-Rahman%2Frusty-ground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwaha-Rahman%2Frusty-ground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b7801491f231039f7ae6a8ee5d57297c9989230
[INFO] checking Twaha-Rahman/rusty-ground against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwaha-Rahman%2Frusty-ground" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Twaha-Rahman/rusty-ground
[INFO] finished tweaking git repo https://github.com/Twaha-Rahman/rusty-ground
[INFO] tweaked toml for git repo https://github.com/Twaha-Rahman/rusty-ground written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Twaha-Rahman/rusty-ground on toolchain bac5816c5f3d02cebd0599070af62d1782530294
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Twaha-Rahman/rusty-ground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking Twaha-Rahman/rusty-ground against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwaha-Rahman%2Frusty-ground" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Twaha-Rahman/rusty-ground
[INFO] finished tweaking git repo https://github.com/Twaha-Rahman/rusty-ground
[INFO] tweaked toml for git repo https://github.com/Twaha-Rahman/rusty-ground written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Twaha-Rahman/rusty-ground on toolchain bac5816c5f3d02cebd0599070af62d1782530294
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Twaha-Rahman/rusty-ground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b565e3d4b130838606f096aa1b142cc231adf33cd2c1a0ebfa1a0710c952164
[INFO] running `Command { std: "docker" "start" "-a" "0b565e3d4b130838606f096aa1b142cc231adf33cd2c1a0ebfa1a0710c952164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b565e3d4b130838606f096aa1b142cc231adf33cd2c1a0ebfa1a0710c952164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b565e3d4b130838606f096aa1b142cc231adf33cd2c1a0ebfa1a0710c952164", kill_on_drop: false }`
[INFO] [stdout] 0b565e3d4b130838606f096aa1b142cc231adf33cd2c1a0ebfa1a0710c952164
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bae0bece9339f8449796627d5b42271d35c8205416a66cbc09b1b75c9c30dac1
[INFO] running `Command { std: "docker" "start" "-a" "bae0bece9339f8449796627d5b42271d35c8205416a66cbc09b1b75c9c30dac1", kill_on_drop: false }`
[INFO] [stderr]     Checking rusty_ground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `array_diff::array_diff`
[INFO] [stdout]  --> src/fcc_inter_algos.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use array_diff::array_diff;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `filter_out::filter_out`
[INFO] [stdout]  --> src/fcc_inter_algos.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use filter_out::filter_out;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sum_of_range::sum_in_range`
[INFO] [stdout]  --> src/fcc_inter_algos.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use sum_of_range::sum_in_range;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `array_diff::array_diff`
[INFO] [stdout]  --> src/fcc_inter_algos.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use array_diff::array_diff;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `filter_out::filter_out`
[INFO] [stdout]  --> src/fcc_inter_algos.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use filter_out::filter_out;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sum_of_range::sum_in_range`
[INFO] [stdout]  --> src/fcc_inter_algos.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use sum_of_range::sum_in_range;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "bae0bece9339f8449796627d5b42271d35c8205416a66cbc09b1b75c9c30dac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bae0bece9339f8449796627d5b42271d35c8205416a66cbc09b1b75c9c30dac1", kill_on_drop: false }`
[INFO] [stdout] bae0bece9339f8449796627d5b42271d35c8205416a66cbc09b1b75c9c30dac1
