Oct 21 21:04:16.522 INFO checking LiteUnder/testing_rust against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 21:04:16.522 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-0/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +155510e377ae2a8d8ee0dad1a5f809c9062a5526-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 21 21:04:16.739 INFO blam! 9d50d558f2a62915a6704962926c0657c8c4049dd0880601d86080e851a96a58
Oct 21 21:04:16.741 INFO running `"docker" "start" "-a" "9d50d558f2a62915a6704962926c0657c8c4049dd0880601d86080e851a96a58"`
Oct 21 21:04:17.335 INFO kablam! usermod: no changes
Oct 21 21:04:17.343 INFO kablam!     Checking testing_rust v0.1.0 (/source)
Oct 21 21:04:17.754 INFO kablam! warning: unused variable: `x`
Oct 21 21:04:17.754 INFO kablam!   --> src/main.rs:12:9
Oct 21 21:04:17.754 INFO kablam!    |
Oct 21 21:04:17.754 INFO kablam! 12 |     let x = Some(5);
Oct 21 21:04:17.755 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 21 21:04:17.755 INFO kablam!    |
Oct 21 21:04:17.755 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 21:04:17.755 INFO kablam! 
Oct 21 21:04:17.756 INFO kablam! warning: unused variable: `y`
Oct 21 21:04:17.756 INFO kablam!   --> src/main.rs:13:9
Oct 21 21:04:17.756 INFO kablam!    |
Oct 21 21:04:17.757 INFO kablam! 13 |     let y: Option<i8> = None;
Oct 21 21:04:17.757 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 21 21:04:17.757 INFO kablam! 
Oct 21 21:04:17.880 INFO kablam! warning: unused variable: `x`
Oct 21 21:04:17.880 INFO kablam!   --> src/main.rs:12:9
Oct 21 21:04:17.880 INFO kablam!    |
Oct 21 21:04:17.880 INFO kablam! 12 |     let x = Some(5);
Oct 21 21:04:17.880 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 21 21:04:17.880 INFO kablam!    |
Oct 21 21:04:17.880 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 21:04:17.880 INFO kablam! 
Oct 21 21:04:17.880 INFO kablam! warning: unused variable: `y`
Oct 21 21:04:17.880 INFO kablam!   --> src/main.rs:13:9
Oct 21 21:04:17.880 INFO kablam!    |
Oct 21 21:04:17.880 INFO kablam! 13 |     let y: Option<i8> = None;
Oct 21 21:04:17.880 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 21 21:04:17.880 INFO kablam! 
Oct 21 21:04:17.886 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
Oct 21 21:04:17.898 INFO kablam! su: No module specific data is present
Oct 21 21:04:18.111 INFO running `"docker" "rm" "-f" "9d50d558f2a62915a6704962926c0657c8c4049dd0880601d86080e851a96a58"`
Oct 21 21:04:18.191 INFO blam! 9d50d558f2a62915a6704962926c0657c8c4049dd0880601d86080e851a96a58