Nov 27 20:03:24.800 INFO checking solson/brainrust against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 20:03:24.806 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 27 20:03:25.396 INFO [stdout] ccbd34822a3d37e036084460b424d24817a744c65c6045b8b7dd73cc0cb405cf
Nov 27 20:03:25.398 INFO running `"docker" "start" "-a" "ccbd34822a3d37e036084460b424d24817a744c65c6045b8b7dd73cc0cb405cf"`
Nov 27 20:03:26.678 INFO [stderr] usermod: no changes
Nov 27 20:03:26.744 INFO [stderr]     Checking brainrust v0.0.1 (/source)
Nov 27 20:03:27.390 INFO [stderr] warning: struct is never constructed: `CircularTape`
Nov 27 20:03:27.391 INFO [stderr]   --> src/main.rs:85:1
Nov 27 20:03:27.392 INFO [stderr]    |
Nov 27 20:03:27.393 INFO [stderr] 85 | struct CircularTape {
Nov 27 20:03:27.393 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 27 20:03:27.394 INFO [stderr]    |
Nov 27 20:03:27.394 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 20:03:27.395 INFO [stderr] 
Nov 27 20:03:27.395 INFO [stderr] warning: method is never used: `new`
Nov 27 20:03:27.396 INFO [stderr]   --> src/main.rs:91:5
Nov 27 20:03:27.397 INFO [stderr]    |
Nov 27 20:03:27.397 INFO [stderr] 91 |     fn new(size: usize) -> CircularTape {
Nov 27 20:03:27.398 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:03:27.398 INFO [stderr] 
Nov 27 20:03:27.420 INFO [stderr] warning: struct is never constructed: `CircularTape`
Nov 27 20:03:27.420 INFO [stderr]   --> src/main.rs:85:1
Nov 27 20:03:27.420 INFO [stderr]    |
Nov 27 20:03:27.421 INFO [stderr] 85 | struct CircularTape {
Nov 27 20:03:27.421 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 27 20:03:27.421 INFO [stderr]    |
Nov 27 20:03:27.421 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 20:03:27.421 INFO [stderr] 
Nov 27 20:03:27.421 INFO [stderr] warning: method is never used: `new`
Nov 27 20:03:27.421 INFO [stderr]   --> src/main.rs:91:5
Nov 27 20:03:27.421 INFO [stderr]    |
Nov 27 20:03:27.421 INFO [stderr] 91 |     fn new(size: usize) -> CircularTape {
Nov 27 20:03:27.421 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:03:27.421 INFO [stderr] 
Nov 27 20:03:27.469 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Nov 27 20:03:27.480 INFO [stderr] su: No module specific data is present
Nov 27 20:03:28.604 INFO running `"docker" "inspect" "ccbd34822a3d37e036084460b424d24817a744c65c6045b8b7dd73cc0cb405cf"`
Nov 27 20:03:28.883 INFO running `"docker" "rm" "-f" "ccbd34822a3d37e036084460b424d24817a744c65c6045b8b7dd73cc0cb405cf"`
Nov 27 20:03:29.328 INFO [stdout] ccbd34822a3d37e036084460b424d24817a744c65c6045b8b7dd73cc0cb405cf