Dec 04 09:49:08.252 INFO checking solson/brainrust against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 09:49:08.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 09:49:08.779 INFO [stdout] 6897fad7f18b786ff01da715fbf5e2c9bb227b9c0a42b33bea5057c86d703930
Dec 04 09:49:08.787 INFO running `"docker" "start" "-a" "6897fad7f18b786ff01da715fbf5e2c9bb227b9c0a42b33bea5057c86d703930"`
Dec 04 09:49:09.759 INFO [stderr] usermod: no changes
Dec 04 09:49:09.799 INFO [stderr]     Checking brainrust v0.0.1 (/source)
Dec 04 09:49:10.339 INFO [stderr] warning: struct is never constructed: `CircularTape`
Dec 04 09:49:10.339 INFO [stderr]   --> src/main.rs:85:1
Dec 04 09:49:10.339 INFO [stderr]    |
Dec 04 09:49:10.339 INFO [stderr] 85 | struct CircularTape {
Dec 04 09:49:10.339 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 04 09:49:10.339 INFO [stderr]    |
Dec 04 09:49:10.339 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 09:49:10.339 INFO [stderr] 
Dec 04 09:49:10.339 INFO [stderr] warning: method is never used: `new`
Dec 04 09:49:10.339 INFO [stderr]   --> src/main.rs:91:5
Dec 04 09:49:10.339 INFO [stderr]    |
Dec 04 09:49:10.339 INFO [stderr] 91 |     fn new(size: usize) -> CircularTape {
Dec 04 09:49:10.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:49:10.339 INFO [stderr] 
Dec 04 09:49:10.475 INFO [stderr] warning: struct is never constructed: `CircularTape`
Dec 04 09:49:10.475 INFO [stderr]   --> src/main.rs:85:1
Dec 04 09:49:10.475 INFO [stderr]    |
Dec 04 09:49:10.475 INFO [stderr] 85 | struct CircularTape {
Dec 04 09:49:10.475 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 04 09:49:10.475 INFO [stderr]    |
Dec 04 09:49:10.475 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 09:49:10.475 INFO [stderr] 
Dec 04 09:49:10.475 INFO [stderr] warning: method is never used: `new`
Dec 04 09:49:10.475 INFO [stderr]   --> src/main.rs:91:5
Dec 04 09:49:10.475 INFO [stderr]    |
Dec 04 09:49:10.475 INFO [stderr] 91 |     fn new(size: usize) -> CircularTape {
Dec 04 09:49:10.475 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:49:10.475 INFO [stderr] 
Dec 04 09:49:10.515 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Dec 04 09:49:10.515 INFO [stderr] su: No module specific data is present
Dec 04 09:49:11.307 INFO running `"docker" "inspect" "6897fad7f18b786ff01da715fbf5e2c9bb227b9c0a42b33bea5057c86d703930"`
Dec 04 09:49:11.635 INFO running `"docker" "rm" "-f" "6897fad7f18b786ff01da715fbf5e2c9bb227b9c0a42b33bea5057c86d703930"`
Dec 04 09:49:11.919 INFO [stdout] 6897fad7f18b786ff01da715fbf5e2c9bb227b9c0a42b33bea5057c86d703930