Dec 18 01:35:39.201 INFO checking dcastelltort/rusty-chip8 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 01:35:39.201 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/dcastelltort/rusty-chip8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 01:35:39.380 INFO [stdout] 39c92a55fc5e8ca3af68502a6b66c8ae78598d2f36679c399b3f8d42575bdee5
Dec 18 01:35:39.383 INFO running `"docker" "start" "-a" "39c92a55fc5e8ca3af68502a6b66c8ae78598d2f36679c399b3f8d42575bdee5"`
Dec 18 01:35:39.957 INFO [stderr]    Compiling syn v0.13.11
Dec 18 01:35:39.958 INFO [stderr]     Checking env_logger v0.5.10
Dec 18 01:35:39.959 INFO [stderr]     Checking rayon v0.9.0
Dec 18 01:35:48.061 INFO [stderr]    Compiling structopt-derive v0.2.8
Dec 18 01:35:50.701 INFO [stderr]     Checking structopt v0.2.8
Dec 18 01:35:51.154 INFO [stderr]     Checking quicli v0.2.0
Dec 18 01:35:51.837 INFO [stderr]     Checking rusty-chip8 v0.1.0 (/opt/crater/workdir)
Dec 18 01:35:52.192 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 01:35:52.193 INFO [stderr]  --> src/main.rs:4:1
Dec 18 01:35:52.193 INFO [stderr]   |
Dec 18 01:35:52.193 INFO [stderr] 4 | #[macro_use] extern crate failure;
Dec 18 01:35:52.193 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 01:35:52.194 INFO [stderr]   |
Dec 18 01:35:52.194 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 01:35:52.194 INFO [stderr] 
Dec 18 01:35:52.195 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:35:52.195 INFO [stderr]    --> src/cpu.rs:283:11
Dec 18 01:35:52.195 INFO [stderr]     |
Dec 18 01:35:52.195 INFO [stderr] 283 |         if(self.sound_timer > 0)
Dec 18 01:35:52.196 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:35:52.196 INFO [stderr]     |
Dec 18 01:35:52.196 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 01:35:52.196 INFO [stderr] 
Dec 18 01:35:52.226 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 01:35:52.226 INFO [stderr]  --> src/main.rs:4:1
Dec 18 01:35:52.226 INFO [stderr]   |
Dec 18 01:35:52.226 INFO [stderr] 4 | #[macro_use] extern crate failure;
Dec 18 01:35:52.227 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 01:35:52.227 INFO [stderr]   |
Dec 18 01:35:52.227 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 01:35:52.227 INFO [stderr] 
Dec 18 01:35:52.228 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 01:35:52.228 INFO [stderr]    --> src/cpu.rs:283:11
Dec 18 01:35:52.228 INFO [stderr]     |
Dec 18 01:35:52.228 INFO [stderr] 283 |         if(self.sound_timer > 0)
Dec 18 01:35:52.229 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 01:35:52.229 INFO [stderr]     |
Dec 18 01:35:52.229 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 01:35:52.230 INFO [stderr] 
Dec 18 01:35:52.233 INFO [stderr] warning: unreachable statement
Dec 18 01:35:52.234 INFO [stderr]    --> src/cpu.rs:127:9
Dec 18 01:35:52.234 INFO [stderr]     |
Dec 18 01:35:52.234 INFO [stderr] 127 |         unimplemented!();
Dec 18 01:35:52.234 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Dec 18 01:35:52.235 INFO [stderr]     |
Dec 18 01:35:52.235 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 18 01:35:52.235 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 18 01:35:52.235 INFO [stderr] 
Dec 18 01:35:52.249 INFO [stderr] warning: unreachable statement
Dec 18 01:35:52.249 INFO [stderr]    --> src/cpu.rs:127:9
Dec 18 01:35:52.249 INFO [stderr]     |
Dec 18 01:35:52.249 INFO [stderr] 127 |         unimplemented!();
Dec 18 01:35:52.249 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Dec 18 01:35:52.249 INFO [stderr]     |
Dec 18 01:35:52.249 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 18 01:35:52.249 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 18 01:35:52.249 INFO [stderr] 
Dec 18 01:35:52.279 INFO [stderr] warning: unreachable expression
Dec 18 01:35:52.279 INFO [stderr]    --> src/cpu.rs:298:9
Dec 18 01:35:52.279 INFO [stderr]     |
Dec 18 01:35:52.279 INFO [stderr] 298 |         Ok(())
Dec 18 01:35:52.279 INFO [stderr]     |         ^^^^^^
Dec 18 01:35:52.279 INFO [stderr] 
Dec 18 01:35:52.279 INFO [stderr] warning: unreachable expression
Dec 18 01:35:52.280 INFO [stderr]    --> src/cpu.rs:318:9
Dec 18 01:35:52.280 INFO [stderr]     |
Dec 18 01:35:52.280 INFO [stderr] 318 |         Ok(())
Dec 18 01:35:52.280 INFO [stderr]     |         ^^^^^^
Dec 18 01:35:52.280 INFO [stderr] 
Dec 18 01:35:52.281 INFO [stderr] warning: unreachable expression
Dec 18 01:35:52.281 INFO [stderr]    --> src/cpu.rs:298:9
Dec 18 01:35:52.281 INFO [stderr]     |
Dec 18 01:35:52.281 INFO [stderr] 298 |         Ok(())
Dec 18 01:35:52.281 INFO [stderr]     |         ^^^^^^
Dec 18 01:35:52.281 INFO [stderr] 
Dec 18 01:35:52.282 INFO [stderr] warning: unreachable expression
Dec 18 01:35:52.282 INFO [stderr]    --> src/cpu.rs:318:9
Dec 18 01:35:52.282 INFO [stderr]     |
Dec 18 01:35:52.282 INFO [stderr] 318 |         Ok(())
Dec 18 01:35:52.282 INFO [stderr]     |         ^^^^^^
Dec 18 01:35:52.282 INFO [stderr] 
Dec 18 01:35:52.304 INFO [stderr] warning: field is never used: `gfx`
Dec 18 01:35:52.304 INFO [stderr]   --> src/cpu.rs:62:5
Dec 18 01:35:52.304 INFO [stderr]    |
Dec 18 01:35:52.304 INFO [stderr] 62 |     gfx : [u8; GFX_MEMORY_MAX],
Dec 18 01:35:52.305 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:35:52.305 INFO [stderr] warning: field is never used: `gfx`
Dec 18 01:35:52.305 INFO [stderr]   --> src/cpu.rs:62:5
Dec 18 01:35:52.305 INFO [stderr]    |
Dec 18 01:35:52.305 INFO [stderr] 62 |     gfx : [u8; GFX_MEMORY_MAX],
Dec 18 01:35:52.305 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:35:52.305 INFO [stderr]    |
Dec 18 01:35:52.305 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 01:35:52.305 INFO [stderr] 
Dec 18 01:35:52.306 INFO [stderr] warning: field is never used: `keypad`
Dec 18 01:35:52.306 INFO [stderr]   --> src/cpu.rs:86:5
Dec 18 01:35:52.306 INFO [stderr]    |
Dec 18 01:35:52.306 INFO [stderr] 86 |     keypad : [u8;KEYPAD_MAX]
Dec 18 01:35:52.306 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:35:52.306 INFO [stderr] 
Dec 18 01:35:52.306 INFO [stderr] warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 18 01:35:52.306 INFO [stderr]  --> src/main.rs:2:12
Dec 18 01:35:52.307 INFO [stderr]   |
Dec 18 01:35:52.307 INFO [stderr] 2 | #![feature(fs_read_write)] //TO REMOVE with ugraded nightly or stable
Dec 18 01:35:52.307 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 18 01:35:52.307 INFO [stderr]   |
Dec 18 01:35:52.307 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 01:35:52.307 INFO [stderr] 
Dec 18 01:35:52.307 INFO [stderr] warning: structure field `V` should have a snake case name such as `v`
Dec 18 01:35:52.307 INFO [stderr]   --> src/cpu.rs:48:5
Dec 18 01:35:52.308 INFO [stderr]    |
Dec 18 01:35:52.308 INFO [stderr] 48 |     V: [u8; REGISTERS_MAX],
Dec 18 01:35:52.308 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:35:52.308 INFO [stderr]    |
Dec 18 01:35:52.308 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 18 01:35:52.308 INFO [stderr] 
Dec 18 01:35:52.308 INFO [stderr]    |
Dec 18 01:35:52.309 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 01:35:52.309 INFO [stderr] 
Dec 18 01:35:52.309 INFO [stderr] warning: field is never used: `keypad`
Dec 18 01:35:52.309 INFO [stderr]   --> src/cpu.rs:86:5
Dec 18 01:35:52.309 INFO [stderr]    |
Dec 18 01:35:52.309 INFO [stderr] 86 |     keypad : [u8;KEYPAD_MAX]
Dec 18 01:35:52.310 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:35:52.310 INFO [stderr] 
Dec 18 01:35:52.310 INFO [stderr] warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 18 01:35:52.310 INFO [stderr]  --> src/main.rs:2:12
Dec 18 01:35:52.311 INFO [stderr]   |
Dec 18 01:35:52.311 INFO [stderr] 2 | #![feature(fs_read_write)] //TO REMOVE with ugraded nightly or stable
Dec 18 01:35:52.311 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 18 01:35:52.311 INFO [stderr]   |
Dec 18 01:35:52.311 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 01:35:52.311 INFO [stderr] 
Dec 18 01:35:52.312 INFO [stderr] warning: structure field `V` should have a snake case name such as `v`
Dec 18 01:35:52.312 INFO [stderr]   --> src/cpu.rs:48:5
Dec 18 01:35:52.312 INFO [stderr]    |
Dec 18 01:35:52.313 INFO [stderr] 48 |     V: [u8; REGISTERS_MAX],
Dec 18 01:35:52.313 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:35:52.313 INFO [stderr]    |
Dec 18 01:35:52.313 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 18 01:35:52.313 INFO [stderr] 
Dec 18 01:35:52.316 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:35:52.316 INFO [stderr]   --> src/main.rs:14:5
Dec 18 01:35:52.316 INFO [stderr]    |
Dec 18 01:35:52.317 INFO [stderr] 14 |     emulator.boot("placeholderfileame.rom");
Dec 18 01:35:52.317 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:35:52.317 INFO [stderr]    |
Dec 18 01:35:52.317 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 01:35:52.317 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:35:52.317 INFO [stderr] 
Dec 18 01:35:52.317 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:35:52.317 INFO [stderr]   --> src/main.rs:15:5
Dec 18 01:35:52.318 INFO [stderr]    |
Dec 18 01:35:52.318 INFO [stderr] 15 |     emulator.run();
Dec 18 01:35:52.318 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 01:35:52.318 INFO [stderr]    |
Dec 18 01:35:52.318 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:35:52.318 INFO [stderr] 
Dec 18 01:35:52.324 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:35:52.324 INFO [stderr]   --> src/main.rs:14:5
Dec 18 01:35:52.324 INFO [stderr]    |
Dec 18 01:35:52.324 INFO [stderr] 14 |     emulator.boot("placeholderfileame.rom");
Dec 18 01:35:52.324 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:35:52.324 INFO [stderr]    |
Dec 18 01:35:52.324 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 01:35:52.324 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:35:52.324 INFO [stderr] 
Dec 18 01:35:52.325 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:35:52.325 INFO [stderr]   --> src/main.rs:15:5
Dec 18 01:35:52.325 INFO [stderr]    |
Dec 18 01:35:52.325 INFO [stderr] 15 |     emulator.run();
Dec 18 01:35:52.325 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 01:35:52.325 INFO [stderr]    |
Dec 18 01:35:52.325 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:35:52.325 INFO [stderr] 
Dec 18 01:35:52.401 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.56s
Dec 18 01:35:53.299 INFO running `"docker" "inspect" "39c92a55fc5e8ca3af68502a6b66c8ae78598d2f36679c399b3f8d42575bdee5"`
Dec 18 01:35:53.544 INFO running `"docker" "rm" "-f" "39c92a55fc5e8ca3af68502a6b66c8ae78598d2f36679c399b3f8d42575bdee5"`
Dec 18 01:35:53.845 INFO [stdout] 39c92a55fc5e8ca3af68502a6b66c8ae78598d2f36679c399b3f8d42575bdee5