Dec 12 02:07:49.038 INFO checking JorgeMartinezG/chip8 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 02:07:49.038 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 02:07:49.396 INFO [stdout] d2e8ca29dffaaaff002ed6464a4f91f13e3ef778deff92a939ee413cb5d4a0fe
Dec 12 02:07:49.402 INFO running `"docker" "start" "-a" "d2e8ca29dffaaaff002ed6464a4f91f13e3ef778deff92a939ee413cb5d4a0fe"`
Dec 12 02:07:50.479 INFO [stderr] usermod: no changes
Dec 12 02:07:50.616 INFO [stderr]    Compiling x11-dl v2.14.0
Dec 12 02:07:50.616 INFO [stderr]    Compiling minifb v0.10.7
Dec 12 02:07:56.666 INFO [stderr]     Checking chip8-emulator v0.1.0 (/source)
Dec 12 02:07:57.963 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:57.963 INFO [stderr]    --> src/cpu.rs:327:9
Dec 12 02:07:57.963 INFO [stderr]     |
Dec 12 02:07:57.963 INFO [stderr] 327 |         write!(f, "pc: {:#X}\n", self.pc);
Dec 12 02:07:57.963 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:57.963 INFO [stderr]     |
Dec 12 02:07:57.963 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 02:07:57.963 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:57.963 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 02:07:57.963 INFO [stderr] 
Dec 12 02:07:57.963 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:57.963 INFO [stderr]    --> src/cpu.rs:328:9
Dec 12 02:07:57.963 INFO [stderr]     |
Dec 12 02:07:57.963 INFO [stderr] 328 |         write!(f, "vx: ");
Dec 12 02:07:57.963 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 12 02:07:57.964 INFO [stderr]     |
Dec 12 02:07:57.964 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:57.964 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 02:07:57.964 INFO [stderr] 
Dec 12 02:07:57.964 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:57.964 INFO [stderr]    --> src/cpu.rs:330:13
Dec 12 02:07:57.964 INFO [stderr]     |
Dec 12 02:07:57.964 INFO [stderr] 330 |             write!(f, "{:#X} ", *item);
Dec 12 02:07:57.964 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:57.964 INFO [stderr]     |
Dec 12 02:07:57.964 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:57.964 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 02:07:57.964 INFO [stderr] 
Dec 12 02:07:57.964 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:57.964 INFO [stderr]    --> src/cpu.rs:332:9
Dec 12 02:07:57.964 INFO [stderr]     |
Dec 12 02:07:57.964 INFO [stderr] 332 |         write!(f, "\n");
Dec 12 02:07:57.964 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Dec 12 02:07:57.964 INFO [stderr]     |
Dec 12 02:07:57.964 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:57.964 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 02:07:57.964 INFO [stderr] 
Dec 12 02:07:57.964 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:57.964 INFO [stderr]   --> src/main.rs:47:5
Dec 12 02:07:57.964 INFO [stderr]    |
Dec 12 02:07:57.964 INFO [stderr] 47 |     file.read_to_end(&mut data);
Dec 12 02:07:57.964 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:57.964 INFO [stderr]    |
Dec 12 02:07:57.964 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:57.964 INFO [stderr] 
Dec 12 02:07:57.964 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:57.964 INFO [stderr]   --> src/main.rs:99:3
Dec 12 02:07:57.964 INFO [stderr]    |
Dec 12 02:07:57.964 INFO [stderr] 99 |         window.update_with_buffer(&buffer);
Dec 12 02:07:57.964 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:57.964 INFO [stderr]    |
Dec 12 02:07:57.964 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:57.964 INFO [stderr] 
Dec 12 02:07:58.154 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:58.154 INFO [stderr]    --> src/cpu.rs:327:9
Dec 12 02:07:58.154 INFO [stderr]     |
Dec 12 02:07:58.154 INFO [stderr] 327 |         write!(f, "pc: {:#X}\n", self.pc);
Dec 12 02:07:58.155 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:58.155 INFO [stderr]     |
Dec 12 02:07:58.155 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 02:07:58.155 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:58.156 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 02:07:58.156 INFO [stderr] 
Dec 12 02:07:58.156 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:58.156 INFO [stderr]    --> src/cpu.rs:328:9
Dec 12 02:07:58.156 INFO [stderr]     |
Dec 12 02:07:58.157 INFO [stderr] 328 |         write!(f, "vx: ");
Dec 12 02:07:58.157 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 12 02:07:58.157 INFO [stderr]     |
Dec 12 02:07:58.157 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:58.158 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 02:07:58.158 INFO [stderr] 
Dec 12 02:07:58.158 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:58.158 INFO [stderr]    --> src/cpu.rs:330:13
Dec 12 02:07:58.159 INFO [stderr]     |
Dec 12 02:07:58.159 INFO [stderr] 330 |             write!(f, "{:#X} ", *item);
Dec 12 02:07:58.159 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:58.159 INFO [stderr]     |
Dec 12 02:07:58.159 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:58.159 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 02:07:58.159 INFO [stderr] 
Dec 12 02:07:58.159 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:58.159 INFO [stderr]    --> src/cpu.rs:332:9
Dec 12 02:07:58.159 INFO [stderr]     |
Dec 12 02:07:58.159 INFO [stderr] 332 |         write!(f, "\n");
Dec 12 02:07:58.159 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Dec 12 02:07:58.159 INFO [stderr]     |
Dec 12 02:07:58.159 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:58.159 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 02:07:58.159 INFO [stderr] 
Dec 12 02:07:58.159 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:58.159 INFO [stderr]   --> src/main.rs:47:5
Dec 12 02:07:58.159 INFO [stderr]    |
Dec 12 02:07:58.159 INFO [stderr] 47 |     file.read_to_end(&mut data);
Dec 12 02:07:58.159 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:58.159 INFO [stderr]    |
Dec 12 02:07:58.159 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:58.159 INFO [stderr] 
Dec 12 02:07:58.159 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:07:58.159 INFO [stderr]   --> src/main.rs:99:3
Dec 12 02:07:58.159 INFO [stderr]    |
Dec 12 02:07:58.159 INFO [stderr] 99 |         window.update_with_buffer(&buffer);
Dec 12 02:07:58.159 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:07:58.159 INFO [stderr]    |
Dec 12 02:07:58.159 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:07:58.159 INFO [stderr] 
Dec 12 02:07:58.192 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.69s
Dec 12 02:07:58.197 INFO [stderr] su: No module specific data is present
Dec 12 02:07:59.084 INFO running `"docker" "inspect" "d2e8ca29dffaaaff002ed6464a4f91f13e3ef778deff92a939ee413cb5d4a0fe"`
Dec 12 02:07:59.416 INFO running `"docker" "rm" "-f" "d2e8ca29dffaaaff002ed6464a4f91f13e3ef778deff92a939ee413cb5d4a0fe"`
Dec 12 02:07:59.784 INFO [stdout] d2e8ca29dffaaaff002ed6464a4f91f13e3ef778deff92a939ee413cb5d4a0fe