Dec 19 08:27:18.166 INFO checking solson/brainrust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:27:18.167 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/solson/brainrust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:27:18.577 INFO [stdout] a9ce747476a6d78f4f2f396ed21352087afae752d7155567e0f400fb403722c4
Dec 19 08:27:18.582 INFO running `"docker" "start" "-a" "a9ce747476a6d78f4f2f396ed21352087afae752d7155567e0f400fb403722c4"`
Dec 19 08:27:20.092 INFO [stderr]     Checking brainrust v0.0.1 (/opt/crater/workdir)
Dec 19 08:27:20.460 INFO [stderr] warning: struct is never constructed: `CircularTape`
Dec 19 08:27:20.460 INFO [stderr]   --> src/main.rs:85:1
Dec 19 08:27:20.460 INFO [stderr]    |
Dec 19 08:27:20.460 INFO [stderr] 85 | struct CircularTape {
Dec 19 08:27:20.460 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 19 08:27:20.460 INFO [stderr]    |
Dec 19 08:27:20.460 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 08:27:20.460 INFO [stderr] 
Dec 19 08:27:20.460 INFO [stderr] warning: method is never used: `new`
Dec 19 08:27:20.460 INFO [stderr]   --> src/main.rs:91:5
Dec 19 08:27:20.460 INFO [stderr]    |
Dec 19 08:27:20.460 INFO [stderr] 91 |     fn new(size: usize) -> CircularTape {
Dec 19 08:27:20.460 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:27:20.460 INFO [stderr] 
Dec 19 08:27:20.492 INFO [stderr] warning: struct is never constructed: `CircularTape`
Dec 19 08:27:20.492 INFO [stderr]   --> src/main.rs:85:1
Dec 19 08:27:20.492 INFO [stderr]    |
Dec 19 08:27:20.492 INFO [stderr] 85 | struct CircularTape {
Dec 19 08:27:20.492 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 19 08:27:20.492 INFO [stderr]    |
Dec 19 08:27:20.492 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 08:27:20.492 INFO [stderr] 
Dec 19 08:27:20.492 INFO [stderr] warning: method is never used: `new`
Dec 19 08:27:20.492 INFO [stderr]   --> src/main.rs:91:5
Dec 19 08:27:20.492 INFO [stderr]    |
Dec 19 08:27:20.492 INFO [stderr] 91 |     fn new(size: usize) -> CircularTape {
Dec 19 08:27:20.492 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:27:20.492 INFO [stderr] 
Dec 19 08:27:20.516 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
Dec 19 08:27:21.384 INFO running `"docker" "inspect" "a9ce747476a6d78f4f2f396ed21352087afae752d7155567e0f400fb403722c4"`
Dec 19 08:27:21.687 INFO running `"docker" "rm" "-f" "a9ce747476a6d78f4f2f396ed21352087afae752d7155567e0f400fb403722c4"`
Dec 19 08:27:22.028 INFO [stdout] a9ce747476a6d78f4f2f396ed21352087afae752d7155567e0f400fb403722c4