Dec 12 02:07:48.954 INFO checking JorgeMartinezG/chip8 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 02:07:48.954 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 02:07:49.323 INFO [stdout] e7af1cdd4d6ace2859855f3793170e2685680600e05edb32a9a43d2ed70c1ac9
Dec 12 02:07:49.326 INFO running `"docker" "start" "-a" "e7af1cdd4d6ace2859855f3793170e2685680600e05edb32a9a43d2ed70c1ac9"`
Dec 12 02:07:50.447 INFO [stderr] usermod: no changes
Dec 12 02:07:50.616 INFO [stderr]     Checking chip8-emulator v0.1.0 (/source)
Dec 12 02:07:51.912 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:51.912 INFO [stderr]    --> src/cpu.rs:327:9
Dec 12 02:07:51.912 INFO [stderr]     |
Dec 12 02:07:51.912 INFO [stderr] 327 |         write!(f, "pc: {:#X}\n", self.pc);
Dec 12 02:07:51.912 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:51.912 INFO [stderr]     |
Dec 12 02:07:51.912 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 02:07:51.912 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:51.912 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 02:07:51.912 INFO [stderr] 
Dec 12 02:07:51.912 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:51.912 INFO [stderr]    --> src/cpu.rs:328:9
Dec 12 02:07:51.912 INFO [stderr]     |
Dec 12 02:07:51.912 INFO [stderr] 328 |         write!(f, "vx: ");
Dec 12 02:07:51.912 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 12 02:07:51.912 INFO [stderr]     |
Dec 12 02:07:51.912 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:51.912 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 02:07:51.912 INFO [stderr] 
Dec 12 02:07:51.912 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:51.912 INFO [stderr]    --> src/cpu.rs:330:13
Dec 12 02:07:51.912 INFO [stderr]     |
Dec 12 02:07:51.912 INFO [stderr] 330 |             write!(f, "{:#X} ", *item);
Dec 12 02:07:51.912 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:51.912 INFO [stderr]     |
Dec 12 02:07:51.912 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:51.913 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 02:07:51.913 INFO [stderr] 
Dec 12 02:07:51.913 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:51.913 INFO [stderr]    --> src/cpu.rs:332:9
Dec 12 02:07:51.913 INFO [stderr]     |
Dec 12 02:07:51.913 INFO [stderr] 332 |         write!(f, "\n");
Dec 12 02:07:51.913 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Dec 12 02:07:51.913 INFO [stderr]     |
Dec 12 02:07:51.913 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:51.916 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 02:07:51.916 INFO [stderr] 
Dec 12 02:07:51.916 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:51.916 INFO [stderr]   --> src/main.rs:47:5
Dec 12 02:07:51.916 INFO [stderr]    |
Dec 12 02:07:51.916 INFO [stderr] 47 |     file.read_to_end(&mut data);
Dec 12 02:07:51.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:51.916 INFO [stderr]    |
Dec 12 02:07:51.916 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:51.916 INFO [stderr] 
Dec 12 02:07:51.916 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:51.916 INFO [stderr]   --> src/main.rs:99:3
Dec 12 02:07:51.916 INFO [stderr]    |
Dec 12 02:07:51.916 INFO [stderr] 99 |         window.update_with_buffer(&buffer);
Dec 12 02:07:51.916 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:51.916 INFO [stderr]    |
Dec 12 02:07:51.916 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:51.916 INFO [stderr] 
Dec 12 02:07:52.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:52.088 INFO [stderr]    --> src/cpu.rs:327:9
Dec 12 02:07:52.089 INFO [stderr]     |
Dec 12 02:07:52.089 INFO [stderr] 327 |         write!(f, "pc: {:#X}\n", self.pc);
Dec 12 02:07:52.089 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:52.089 INFO [stderr]     |
Dec 12 02:07:52.089 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 02:07:52.089 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:52.089 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 02:07:52.089 INFO [stderr] 
Dec 12 02:07:52.089 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:52.089 INFO [stderr]    --> src/cpu.rs:328:9
Dec 12 02:07:52.089 INFO [stderr]     |
Dec 12 02:07:52.089 INFO [stderr] 328 |         write!(f, "vx: ");
Dec 12 02:07:52.089 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 12 02:07:52.089 INFO [stderr]     |
Dec 12 02:07:52.089 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:52.089 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 02:07:52.089 INFO [stderr] 
Dec 12 02:07:52.089 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:52.089 INFO [stderr]    --> src/cpu.rs:330:13
Dec 12 02:07:52.089 INFO [stderr]     |
Dec 12 02:07:52.089 INFO [stderr] 330 |             write!(f, "{:#X} ", *item);
Dec 12 02:07:52.089 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:52.089 INFO [stderr]     |
Dec 12 02:07:52.089 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:52.089 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 02:07:52.089 INFO [stderr] 
Dec 12 02:07:52.089 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:52.089 INFO [stderr]    --> src/cpu.rs:332:9
Dec 12 02:07:52.089 INFO [stderr]     |
Dec 12 02:07:52.089 INFO [stderr] 332 |         write!(f, "\n");
Dec 12 02:07:52.089 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Dec 12 02:07:52.089 INFO [stderr]     |
Dec 12 02:07:52.089 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:52.089 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 02:07:52.089 INFO [stderr] 
Dec 12 02:07:52.089 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:52.089 INFO [stderr]   --> src/main.rs:47:5
Dec 12 02:07:52.089 INFO [stderr]    |
Dec 12 02:07:52.089 INFO [stderr] 47 |     file.read_to_end(&mut data);
Dec 12 02:07:52.089 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:52.089 INFO [stderr]    |
Dec 12 02:07:52.089 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:52.089 INFO [stderr] 
Dec 12 02:07:52.089 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:52.089 INFO [stderr]   --> src/main.rs:99:3
Dec 12 02:07:52.089 INFO [stderr]    |
Dec 12 02:07:52.089 INFO [stderr] 99 |         window.update_with_buffer(&buffer);
Dec 12 02:07:52.089 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:52.089 INFO [stderr]    |
Dec 12 02:07:52.089 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:52.089 INFO [stderr] 
Dec 12 02:07:52.112 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
Dec 12 02:07:52.128 INFO [stderr] su: No module specific data is present
Dec 12 02:07:52.686 INFO running `"docker" "inspect" "e7af1cdd4d6ace2859855f3793170e2685680600e05edb32a9a43d2ed70c1ac9"`
Dec 12 02:07:52.896 INFO running `"docker" "rm" "-f" "e7af1cdd4d6ace2859855f3793170e2685680600e05edb32a9a43d2ed70c1ac9"`
Dec 12 02:07:53.204 INFO [stdout] e7af1cdd4d6ace2859855f3793170e2685680600e05edb32a9a43d2ed70c1ac9