Dec 11 19:55:40.230 INFO checking dcastelltort/rusty-chip8 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 19:55:40.230 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 11 19:55:40.460 INFO [stdout] 4303a1d7238db70aa11a522e0a2ea605a2905f3fc80ebf9f8931b0fa1c2a51a9
Dec 11 19:55:40.462 INFO running `"docker" "start" "-a" "4303a1d7238db70aa11a522e0a2ea605a2905f3fc80ebf9f8931b0fa1c2a51a9"`
Dec 11 19:55:40.950 INFO [stderr] usermod: no changes
Dec 11 19:55:41.102 INFO [stderr]     Checking structopt v0.2.8
Dec 11 19:55:41.102 INFO [stderr]     Checking rayon v0.9.0
Dec 11 19:55:44.637 INFO [stderr]     Checking quicli v0.2.0
Dec 11 19:55:46.544 INFO [stderr]     Checking rusty-chip8 v0.1.0 (/source)
Dec 11 19:55:47.472 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 19:55:47.472 INFO [stderr]  --> src/main.rs:4:1
Dec 11 19:55:47.473 INFO [stderr]   |
Dec 11 19:55:47.473 INFO [stderr] 4 | #[macro_use] extern crate failure;
Dec 11 19:55:47.473 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 19:55:47.473 INFO [stderr]   |
Dec 11 19:55:47.474 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:55:47.474 INFO [stderr] 
Dec 11 19:55:47.474 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 19:55:47.475 INFO [stderr]    --> src/cpu.rs:283:11
Dec 11 19:55:47.475 INFO [stderr]     |
Dec 11 19:55:47.475 INFO [stderr] 283 |         if(self.sound_timer > 0)
Dec 11 19:55:47.475 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 19:55:47.476 INFO [stderr]     |
Dec 11 19:55:47.476 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 11 19:55:47.476 INFO [stderr] 
Dec 11 19:55:47.516 INFO [stderr] warning: unreachable statement
Dec 11 19:55:47.517 INFO [stderr]    --> src/cpu.rs:127:9
Dec 11 19:55:47.517 INFO [stderr]     |
Dec 11 19:55:47.517 INFO [stderr] 127 |         unimplemented!();
Dec 11 19:55:47.517 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Dec 11 19:55:47.517 INFO [stderr]     |
Dec 11 19:55:47.518 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 11 19:55:47.518 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 11 19:55:47.518 INFO [stderr] 
Dec 11 19:55:47.612 INFO [stderr] warning: unreachable expression
Dec 11 19:55:47.613 INFO [stderr]    --> src/cpu.rs:298:9
Dec 11 19:55:47.613 INFO [stderr]     |
Dec 11 19:55:47.613 INFO [stderr] 298 |         Ok(())
Dec 11 19:55:47.614 INFO [stderr]     |         ^^^^^^
Dec 11 19:55:47.614 INFO [stderr] 
Dec 11 19:55:47.614 INFO [stderr] warning: unreachable expression
Dec 11 19:55:47.614 INFO [stderr]    --> src/cpu.rs:318:9
Dec 11 19:55:47.614 INFO [stderr]     |
Dec 11 19:55:47.615 INFO [stderr] 318 |         Ok(())
Dec 11 19:55:47.615 INFO [stderr]     |         ^^^^^^
Dec 11 19:55:47.615 INFO [stderr] 
Dec 11 19:55:47.680 INFO [stderr] warning: field is never used: `gfx`
Dec 11 19:55:47.680 INFO [stderr]   --> src/cpu.rs:62:5
Dec 11 19:55:47.680 INFO [stderr]    |
Dec 11 19:55:47.681 INFO [stderr] 62 |     gfx : [u8; GFX_MEMORY_MAX],
Dec 11 19:55:47.681 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:55:47.681 INFO [stderr]    |
Dec 11 19:55:47.681 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 19:55:47.682 INFO [stderr] 
Dec 11 19:55:47.682 INFO [stderr] warning: field is never used: `keypad`
Dec 11 19:55:47.682 INFO [stderr]   --> src/cpu.rs:86:5
Dec 11 19:55:47.682 INFO [stderr]    |
Dec 11 19:55:47.683 INFO [stderr] 86 |     keypad : [u8;KEYPAD_MAX]
Dec 11 19:55:47.683 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:55:47.683 INFO [stderr] 
Dec 11 19:55:47.683 INFO [stderr] warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 11 19:55:47.684 INFO [stderr]  --> src/main.rs:2:12
Dec 11 19:55:47.684 INFO [stderr]   |
Dec 11 19:55:47.684 INFO [stderr] 2 | #![feature(fs_read_write)] //TO REMOVE with ugraded nightly or stable
Dec 11 19:55:47.684 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 11 19:55:47.685 INFO [stderr]   |
Dec 11 19:55:47.685 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 19:55:47.685 INFO [stderr] 
Dec 11 19:55:47.685 INFO [stderr] warning: structure field `V` should have a snake case name such as `v`
Dec 11 19:55:47.686 INFO [stderr]   --> src/cpu.rs:48:5
Dec 11 19:55:47.686 INFO [stderr]    |
Dec 11 19:55:47.686 INFO [stderr] 48 |     V: [u8; REGISTERS_MAX],
Dec 11 19:55:47.686 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:55:47.687 INFO [stderr]    |
Dec 11 19:55:47.687 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 11 19:55:47.687 INFO [stderr] 
Dec 11 19:55:47.691 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 19:55:47.691 INFO [stderr]  --> src/main.rs:4:1
Dec 11 19:55:47.691 INFO [stderr]   |
Dec 11 19:55:47.691 INFO [stderr] 4 | #[macro_use] extern crate failure;
Dec 11 19:55:47.691 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 19:55:47.691 INFO [stderr]   |
Dec 11 19:55:47.691 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:55:47.691 INFO [stderr] 
Dec 11 19:55:47.691 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 19:55:47.691 INFO [stderr]    --> src/cpu.rs:283:11
Dec 11 19:55:47.691 INFO [stderr]     |
Dec 11 19:55:47.692 INFO [stderr] 283 |         if(self.sound_timer > 0)
Dec 11 19:55:47.692 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 19:55:47.692 INFO [stderr]     |
Dec 11 19:55:47.692 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 11 19:55:47.692 INFO [stderr] 
Dec 11 19:55:47.700 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:55:47.700 INFO [stderr]   --> src/main.rs:14:5
Dec 11 19:55:47.700 INFO [stderr]    |
Dec 11 19:55:47.700 INFO [stderr] 14 |     emulator.boot("placeholderfileame.rom");
Dec 11 19:55:47.700 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:55:47.708 INFO [stderr]    |
Dec 11 19:55:47.708 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 19:55:47.708 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:55:47.708 INFO [stderr] 
Dec 11 19:55:47.708 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:55:47.708 INFO [stderr]   --> src/main.rs:15:5
Dec 11 19:55:47.708 INFO [stderr]    |
Dec 11 19:55:47.708 INFO [stderr] 15 |     emulator.run();
Dec 11 19:55:47.708 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 11 19:55:47.709 INFO [stderr]    |
Dec 11 19:55:47.709 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:55:47.709 INFO [stderr] 
Dec 11 19:55:47.718 INFO [stderr] warning: unreachable statement
Dec 11 19:55:47.718 INFO [stderr]    --> src/cpu.rs:127:9
Dec 11 19:55:47.718 INFO [stderr]     |
Dec 11 19:55:47.719 INFO [stderr] 127 |         unimplemented!();
Dec 11 19:55:47.719 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Dec 11 19:55:47.719 INFO [stderr]     |
Dec 11 19:55:47.719 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 11 19:55:47.719 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 11 19:55:47.719 INFO [stderr] 
Dec 11 19:55:47.760 INFO [stderr] warning: unreachable expression
Dec 11 19:55:47.760 INFO [stderr]    --> src/cpu.rs:298:9
Dec 11 19:55:47.760 INFO [stderr]     |
Dec 11 19:55:47.760 INFO [stderr] 298 |         Ok(())
Dec 11 19:55:47.760 INFO [stderr]     |         ^^^^^^
Dec 11 19:55:47.760 INFO [stderr] 
Dec 11 19:55:47.760 INFO [stderr] warning: unreachable expression
Dec 11 19:55:47.760 INFO [stderr]    --> src/cpu.rs:318:9
Dec 11 19:55:47.760 INFO [stderr]     |
Dec 11 19:55:47.760 INFO [stderr] 318 |         Ok(())
Dec 11 19:55:47.760 INFO [stderr]     |         ^^^^^^
Dec 11 19:55:47.760 INFO [stderr] 
Dec 11 19:55:47.777 INFO [stderr] warning: field is never used: `gfx`
Dec 11 19:55:47.777 INFO [stderr]   --> src/cpu.rs:62:5
Dec 11 19:55:47.777 INFO [stderr]    |
Dec 11 19:55:47.777 INFO [stderr] 62 |     gfx : [u8; GFX_MEMORY_MAX],
Dec 11 19:55:47.778 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:55:47.778 INFO [stderr]    |
Dec 11 19:55:47.778 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 19:55:47.778 INFO [stderr] 
Dec 11 19:55:47.778 INFO [stderr] warning: field is never used: `keypad`
Dec 11 19:55:47.778 INFO [stderr]   --> src/cpu.rs:86:5
Dec 11 19:55:47.778 INFO [stderr]    |
Dec 11 19:55:47.778 INFO [stderr] 86 |     keypad : [u8;KEYPAD_MAX]
Dec 11 19:55:47.778 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:55:47.778 INFO [stderr] 
Dec 11 19:55:47.778 INFO [stderr] warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 11 19:55:47.778 INFO [stderr]  --> src/main.rs:2:12
Dec 11 19:55:47.778 INFO [stderr]   |
Dec 11 19:55:47.778 INFO [stderr] 2 | #![feature(fs_read_write)] //TO REMOVE with ugraded nightly or stable
Dec 11 19:55:47.778 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 11 19:55:47.778 INFO [stderr]   |
Dec 11 19:55:47.778 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 19:55:47.778 INFO [stderr] 
Dec 11 19:55:47.779 INFO [stderr] warning: structure field `V` should have a snake case name such as `v`
Dec 11 19:55:47.779 INFO [stderr]   --> src/cpu.rs:48:5
Dec 11 19:55:47.779 INFO [stderr]    |
Dec 11 19:55:47.779 INFO [stderr] 48 |     V: [u8; REGISTERS_MAX],
Dec 11 19:55:47.779 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:55:47.779 INFO [stderr]    |
Dec 11 19:55:47.779 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 11 19:55:47.779 INFO [stderr] 
Dec 11 19:55:47.788 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:55:47.788 INFO [stderr]   --> src/main.rs:14:5
Dec 11 19:55:47.788 INFO [stderr]    |
Dec 11 19:55:47.788 INFO [stderr] 14 |     emulator.boot("placeholderfileame.rom");
Dec 11 19:55:47.788 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:55:47.788 INFO [stderr]    |
Dec 11 19:55:47.788 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 19:55:47.788 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:55:47.788 INFO [stderr] 
Dec 11 19:55:47.789 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:55:47.789 INFO [stderr]   --> src/main.rs:15:5
Dec 11 19:55:47.789 INFO [stderr]    |
Dec 11 19:55:47.789 INFO [stderr] 15 |     emulator.run();
Dec 11 19:55:47.789 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 11 19:55:47.789 INFO [stderr]    |
Dec 11 19:55:47.789 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:55:47.789 INFO [stderr] 
Dec 11 19:55:47.836 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.85s
Dec 11 19:55:47.847 INFO [stderr] su: No module specific data is present
Dec 11 19:55:48.695 INFO running `"docker" "inspect" "4303a1d7238db70aa11a522e0a2ea605a2905f3fc80ebf9f8931b0fa1c2a51a9"`
Dec 11 19:55:48.936 INFO running `"docker" "rm" "-f" "4303a1d7238db70aa11a522e0a2ea605a2905f3fc80ebf9f8931b0fa1c2a51a9"`
Dec 11 19:55:49.152 INFO [stdout] 4303a1d7238db70aa11a522e0a2ea605a2905f3fc80ebf9f8931b0fa1c2a51a9