Dec 15 20:53:08.591 INFO testing bnf-0.2.2 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 20:53:08.591 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 15 20:53:09.047 INFO [stdout] ee7ce9189eeb5c8c2498afaf122445f8e96da0ee0ce06dbd5044e9395acec456
Dec 15 20:53:09.050 INFO running `"docker" "start" "-a" "ee7ce9189eeb5c8c2498afaf122445f8e96da0ee0ce06dbd5044e9395acec456"`
Dec 15 20:53:10.318 INFO [stderr] usermod: no changes
Dec 15 20:53:10.435 INFO [stderr]    Compiling stacker v0.1.4
Dec 15 20:53:12.891 INFO [stderr]    Compiling bnf v0.2.2 (/source)
Dec 15 20:53:14.243 INFO [stderr] error[E0308]: mismatched types
Dec 15 20:53:14.243 INFO [stderr]   --> src/grammar.rs:73:41
Dec 15 20:53:14.243 INFO [stderr]    |
Dec 15 20:53:14.243 INFO [stderr] 73 |         if stacker::remaining_stack() < stack_red_zone {
Dec 15 20:53:14.243 INFO [stderr]    |                                         ^^^^^^^^^^^^^^
Dec 15 20:53:14.243 INFO [stderr]    |                                         |
Dec 15 20:53:14.243 INFO [stderr]    |                                         expected enum `std::option::Option`, found usize
Dec 15 20:53:14.243 INFO [stderr]    |                                         help: try using a variant of the expected type: `Some(stack_red_zone)`
Dec 15 20:53:14.243 INFO [stderr]    |
Dec 15 20:53:14.243 INFO [stderr]    = note: expected type `std::option::Option<usize>`
Dec 15 20:53:14.243 INFO [stderr]               found type `usize`
Dec 15 20:53:14.243 INFO [stderr] 
Dec 15 20:53:14.462 INFO [stderr] error: aborting due to previous error
Dec 15 20:53:14.462 INFO [stderr] 
Dec 15 20:53:14.462 INFO [stderr] For more information about this error, try `rustc --explain E0308`.
Dec 15 20:53:14.476 INFO [stderr] error: Could not compile `bnf`.
Dec 15 20:53:14.476 INFO [stderr] 
Dec 15 20:53:14.476 INFO [stderr] To learn more, run the command again with --verbose.
Dec 15 20:53:14.483 INFO [stderr] su: No module specific data is present
Dec 15 20:53:15.197 INFO running `"docker" "inspect" "ee7ce9189eeb5c8c2498afaf122445f8e96da0ee0ce06dbd5044e9395acec456"`
Dec 15 20:53:15.422 INFO running `"docker" "rm" "-f" "ee7ce9189eeb5c8c2498afaf122445f8e96da0ee0ce06dbd5044e9395acec456"`
Dec 15 20:53:15.527 INFO [stdout] ee7ce9189eeb5c8c2498afaf122445f8e96da0ee0ce06dbd5044e9395acec456