Nov 28 12:49:07.745 INFO checking JudgeGlass/TicTacToe-rs against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 12:49:07.746 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 12:49:08.175 INFO [stdout] ad6f01fce275a7de8fbe80e5fab4a53e635d19ff0b4ce1c7d52bd111ed40edcc
Nov 28 12:49:08.181 INFO running `"docker" "start" "-a" "ad6f01fce275a7de8fbe80e5fab4a53e635d19ff0b4ce1c7d52bd111ed40edcc"`
Nov 28 12:49:09.708 INFO [stderr] usermod: no changes
Nov 28 12:49:09.796 INFO [stderr]     Checking tic_tac_toe-rs v0.1.0 (/source)
Nov 28 12:49:10.975 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:49:10.975 INFO [stderr]   --> src/main.rs:32:13
Nov 28 12:49:10.975 INFO [stderr]    |
Nov 28 12:49:10.975 INFO [stderr] 32 |             io::stdout().flush();
Nov 28 12:49:10.975 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:49:10.975 INFO [stderr]    |
Nov 28 12:49:10.975 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:49:10.975 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:49:10.975 INFO [stderr] 
Nov 28 12:49:10.975 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:49:10.975 INFO [stderr]   --> src/main.rs:71:13
Nov 28 12:49:10.975 INFO [stderr]    |
Nov 28 12:49:10.975 INFO [stderr] 71 |             io::stdout().flush();
Nov 28 12:49:10.975 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:49:10.975 INFO [stderr]    |
Nov 28 12:49:10.975 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:49:10.975 INFO [stderr] 
Nov 28 12:49:11.042 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:49:11.042 INFO [stderr]   --> src/main.rs:32:13
Nov 28 12:49:11.042 INFO [stderr]    |
Nov 28 12:49:11.042 INFO [stderr] 32 |             io::stdout().flush();
Nov 28 12:49:11.042 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:49:11.042 INFO [stderr]    |
Nov 28 12:49:11.042 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:49:11.042 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:49:11.042 INFO [stderr] 
Nov 28 12:49:11.049 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:49:11.049 INFO [stderr]   --> src/main.rs:71:13
Nov 28 12:49:11.049 INFO [stderr]    |
Nov 28 12:49:11.049 INFO [stderr] 71 |             io::stdout().flush();
Nov 28 12:49:11.049 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:49:11.049 INFO [stderr]    |
Nov 28 12:49:11.049 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:49:11.049 INFO [stderr] 
Nov 28 12:49:11.072 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Nov 28 12:49:11.075 INFO [stderr] su: No module specific data is present
Nov 28 12:49:12.050 INFO running `"docker" "inspect" "ad6f01fce275a7de8fbe80e5fab4a53e635d19ff0b4ce1c7d52bd111ed40edcc"`
Nov 28 12:49:12.383 INFO running `"docker" "rm" "-f" "ad6f01fce275a7de8fbe80e5fab4a53e635d19ff0b4ce1c7d52bd111ed40edcc"`
Nov 28 12:49:12.673 INFO [stdout] ad6f01fce275a7de8fbe80e5fab4a53e635d19ff0b4ce1c7d52bd111ed40edcc