Dec 04 18:57:36.809 INFO checking evanhackett/CS_410P_chip8 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 18:57:36.809 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 18:57:37.388 INFO [stdout] 4a70a3cc976a6d3a0b5fdda851d85d151f1182135838ea5c239861fa64baf792
Dec 04 18:57:37.393 INFO running `"docker" "start" "-a" "4a70a3cc976a6d3a0b5fdda851d85d151f1182135838ea5c239861fa64baf792"`
Dec 04 18:57:38.624 INFO [stderr] usermod: no changes
Dec 04 18:57:38.803 INFO [stderr]    Compiling x11-dl v2.14.0
Dec 04 18:57:38.803 INFO [stderr]    Compiling minifb v0.10.6
Dec 04 18:57:45.040 INFO [stderr]     Checking chip8 v0.1.0 (/source)
Dec 04 18:57:46.040 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:57:46.041 INFO [stderr]   --> src/main.rs:34:5
Dec 04 18:57:46.041 INFO [stderr]    |
Dec 04 18:57:46.041 INFO [stderr] 34 |     file.read_to_end(&mut rom_data);
Dec 04 18:57:46.041 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:57:46.042 INFO [stderr]    |
Dec 04 18:57:46.042 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 18:57:46.042 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:57:46.042 INFO [stderr] 
Dec 04 18:57:46.043 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:57:46.043 INFO [stderr]   --> src/main.rs:93:13
Dec 04 18:57:46.043 INFO [stderr]    |
Dec 04 18:57:46.043 INFO [stderr] 93 |             window.update_with_buffer(&buffer);
Dec 04 18:57:46.044 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:57:46.044 INFO [stderr]    |
Dec 04 18:57:46.044 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:57:46.044 INFO [stderr] 
Dec 04 18:57:46.070 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:57:46.070 INFO [stderr]   --> src/main.rs:34:5
Dec 04 18:57:46.070 INFO [stderr]    |
Dec 04 18:57:46.071 INFO [stderr] 34 |     file.read_to_end(&mut rom_data);
Dec 04 18:57:46.071 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:57:46.071 INFO [stderr]    |
Dec 04 18:57:46.072 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 18:57:46.072 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:57:46.072 INFO [stderr] 
Dec 04 18:57:46.072 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:57:46.073 INFO [stderr]   --> src/main.rs:93:13
Dec 04 18:57:46.073 INFO [stderr]    |
Dec 04 18:57:46.073 INFO [stderr] 93 |             window.update_with_buffer(&buffer);
Dec 04 18:57:46.073 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:57:46.074 INFO [stderr]    |
Dec 04 18:57:46.074 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:57:46.074 INFO [stderr] 
Dec 04 18:57:46.099 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.43s
Dec 04 18:57:46.104 INFO [stderr] su: No module specific data is present
Dec 04 18:57:47.532 INFO running `"docker" "inspect" "4a70a3cc976a6d3a0b5fdda851d85d151f1182135838ea5c239861fa64baf792"`
Dec 04 18:57:47.823 INFO running `"docker" "rm" "-f" "4a70a3cc976a6d3a0b5fdda851d85d151f1182135838ea5c239861fa64baf792"`
Dec 04 18:57:48.130 INFO [stdout] 4a70a3cc976a6d3a0b5fdda851d85d151f1182135838ea5c239861fa64baf792