[INFO] updating cached repository christopherjmedlin/yalc8emu [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/christopherjmedlin/yalc8emu [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/christopherjmedlin/yalc8emu" "work/ex/beta-1.38-1/sources/1.37.0/gh/christopherjmedlin/yalc8emu"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/christopherjmedlin/yalc8emu'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/christopherjmedlin/yalc8emu" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/christopherjmedlin/yalc8emu"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/christopherjmedlin/yalc8emu'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fa140db9922c8fff32635f89eb72ce5c7183ab59 [INFO] sha for GitHub repo christopherjmedlin/yalc8emu: fa140db9922c8fff32635f89eb72ce5c7183ab59 [INFO] validating manifest of christopherjmedlin/yalc8emu on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of christopherjmedlin/yalc8emu on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing christopherjmedlin/yalc8emu [INFO] finished frobbing christopherjmedlin/yalc8emu [INFO] frobbed toml for christopherjmedlin/yalc8emu written to work/ex/beta-1.38-1/sources/1.37.0/gh/christopherjmedlin/yalc8emu/Cargo.toml [INFO] started frobbing christopherjmedlin/yalc8emu [INFO] finished frobbing christopherjmedlin/yalc8emu [INFO] frobbed toml for christopherjmedlin/yalc8emu written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/christopherjmedlin/yalc8emu/Cargo.toml [INFO] crate christopherjmedlin/yalc8emu already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing christopherjmedlin/yalc8emu against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/christopherjmedlin/yalc8emu:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 6106bcf53f2c6b018f6aeadd888bb1d3127355a6d2e385e55516aa610ae8dcad [INFO] running `"docker" "start" "-a" "6106bcf53f2c6b018f6aeadd888bb1d3127355a6d2e385e55516aa610ae8dcad"` [INFO] [stderr] Compiling sdl2-sys v0.31.0 [INFO] [stderr] Compiling sdl2 v0.31.0 [INFO] [stderr] Compiling chip8 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Duration` [INFO] [stderr] --> src/cpu/timers.rs:1:26 [INFO] [stderr] | [INFO] [stderr] 1 | use std::time::{Instant, Duration}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::Wrapping` [INFO] [stderr] --> src/cpu/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::num::Wrapping; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/cpu/mod.rs:378:22 [INFO] [stderr] | [INFO] [stderr] 378 | let end = if (x > 0xf) {0xf} else {x}; [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/cpu/mod.rs:389:22 [INFO] [stderr] | [INFO] [stderr] 389 | let end = if (x > 0xf) {0xf} else {x}; [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/cpu/mod.rs:50:18 [INFO] [stderr] | [INFO] [stderr] 50 | for (i, &b) in rom.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_b` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/rom.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | Err(why) => panic!("Couldn't open ROM"), [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_why` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result` [INFO] [stderr] --> src/display.rs:57:25 [INFO] [stderr] | [INFO] [stderr] 57 | let result = canvas.fill_rect(Rect::new(x_coord, y_coord, 10, 10)); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_result` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_keycode` [INFO] [stderr] --> src/keypad.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | let event_keycode: Keycode; [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_event_keycode` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cpu/timers.rs:16:13 [INFO] [stderr] | [INFO] [stderr] 16 | let mut timers = TimerSubsystem { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_pixel` [INFO] [stderr] --> src/display.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn get_pixel(self, x: usize, y: usize) -> (bool) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method `op_00E0` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:127:8 [INFO] [stderr] | [INFO] [stderr] 127 | fn op_00E0(&mut self) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_00_e0` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: method `op_00EE` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:133:8 [INFO] [stderr] | [INFO] [stderr] 133 | fn op_00EE(&mut self) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_00_ee` [INFO] [stderr] [INFO] [stderr] warning: method `op_8xyE` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:264:8 [INFO] [stderr] | [INFO] [stderr] 264 | fn op_8xyE(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_8xy_e` [INFO] [stderr] [INFO] [stderr] warning: method `op_Annn` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:279:8 [INFO] [stderr] | [INFO] [stderr] 279 | fn op_Annn(&mut self, nnn: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_annn` [INFO] [stderr] [INFO] [stderr] warning: method `op_Bnnn` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:285:8 [INFO] [stderr] | [INFO] [stderr] 285 | fn op_Bnnn(&mut self, nnn: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_bnnn` [INFO] [stderr] [INFO] [stderr] warning: method `op_Cxkk` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:291:8 [INFO] [stderr] | [INFO] [stderr] 291 | fn op_Cxkk(&mut self, x: usize, kk: u8) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_cxkk` [INFO] [stderr] [INFO] [stderr] warning: method `op_Dxyn` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:298:8 [INFO] [stderr] | [INFO] [stderr] 298 | fn op_Dxyn(&mut self, x: usize, y: usize, n: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_dxyn` [INFO] [stderr] [INFO] [stderr] warning: method `op_Ex9E` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:312:8 [INFO] [stderr] | [INFO] [stderr] 312 | fn op_Ex9E (&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_ex9_e` [INFO] [stderr] [INFO] [stderr] warning: method `op_ExA1` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:318:8 [INFO] [stderr] | [INFO] [stderr] 318 | fn op_ExA1(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_ex_a1` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx07` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:324:8 [INFO] [stderr] | [INFO] [stderr] 324 | fn op_Fx07(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx07` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx0A` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:330:8 [INFO] [stderr] | [INFO] [stderr] 330 | fn op_Fx0A(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx0_a` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx15` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:344:8 [INFO] [stderr] | [INFO] [stderr] 344 | fn op_Fx15(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx15` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx18` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:350:8 [INFO] [stderr] | [INFO] [stderr] 350 | fn op_Fx18(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx18` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx1E` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:356:8 [INFO] [stderr] | [INFO] [stderr] 356 | fn op_Fx1E(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx1_e` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx29` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:362:8 [INFO] [stderr] | [INFO] [stderr] 362 | fn op_Fx29(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx29` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx33` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:368:8 [INFO] [stderr] | [INFO] [stderr] 368 | fn op_Fx33(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx33` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx55` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:376:8 [INFO] [stderr] | [INFO] [stderr] 376 | fn op_Fx55(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx55` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx65` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:387:8 [INFO] [stderr] | [INFO] [stderr] 387 | fn op_Fx65(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx65` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/rom.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | file.read(buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.63s [INFO] running `"docker" "inspect" "6106bcf53f2c6b018f6aeadd888bb1d3127355a6d2e385e55516aa610ae8dcad"` [INFO] running `"docker" "rm" "-f" "6106bcf53f2c6b018f6aeadd888bb1d3127355a6d2e385e55516aa610ae8dcad"` [INFO] [stdout] 6106bcf53f2c6b018f6aeadd888bb1d3127355a6d2e385e55516aa610ae8dcad [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/christopherjmedlin/yalc8emu:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] a988a7523103dfa06c30e8e051b4df661dfc626ac88ca1e7c48194814a86aa57 [INFO] running `"docker" "start" "-a" "a988a7523103dfa06c30e8e051b4df661dfc626ac88ca1e7c48194814a86aa57"` [INFO] [stderr] Compiling chip8 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::num::Wrapping` [INFO] [stderr] --> src/cpu/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::num::Wrapping; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/cpu/mod.rs:378:22 [INFO] [stderr] | [INFO] [stderr] 378 | let end = if (x > 0xf) {0xf} else {x}; [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/cpu/mod.rs:389:22 [INFO] [stderr] | [INFO] [stderr] 389 | let end = if (x > 0xf) {0xf} else {x}; [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/cpu/mod.rs:50:18 [INFO] [stderr] | [INFO] [stderr] 50 | for (i, &b) in rom.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_b` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `why` [INFO] [stderr] --> src/rom.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | Err(why) => panic!("Couldn't open ROM"), [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_why` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result` [INFO] [stderr] --> src/display.rs:57:25 [INFO] [stderr] | [INFO] [stderr] 57 | let result = canvas.fill_rect(Rect::new(x_coord, y_coord, 10, 10)); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_result` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixels_cleared` [INFO] [stderr] --> src/display.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | let pixels_cleared = display.draw(63, 31, 5, &sprite); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_pixels_cleared` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_keycode` [INFO] [stderr] --> src/keypad.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | let event_keycode: Keycode; [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_event_keycode` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cpu/timers.rs:16:13 [INFO] [stderr] | [INFO] [stderr] 16 | let mut timers = TimerSubsystem { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method `op_00E0` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:127:8 [INFO] [stderr] | [INFO] [stderr] 127 | fn op_00E0(&mut self) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_00_e0` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: method `op_00EE` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:133:8 [INFO] [stderr] | [INFO] [stderr] 133 | fn op_00EE(&mut self) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_00_ee` [INFO] [stderr] [INFO] [stderr] warning: method `op_8xyE` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:264:8 [INFO] [stderr] | [INFO] [stderr] 264 | fn op_8xyE(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_8xy_e` [INFO] [stderr] [INFO] [stderr] warning: method `op_Annn` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:279:8 [INFO] [stderr] | [INFO] [stderr] 279 | fn op_Annn(&mut self, nnn: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_annn` [INFO] [stderr] [INFO] [stderr] warning: method `op_Bnnn` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:285:8 [INFO] [stderr] | [INFO] [stderr] 285 | fn op_Bnnn(&mut self, nnn: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_bnnn` [INFO] [stderr] [INFO] [stderr] warning: method `op_Cxkk` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:291:8 [INFO] [stderr] | [INFO] [stderr] 291 | fn op_Cxkk(&mut self, x: usize, kk: u8) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_cxkk` [INFO] [stderr] [INFO] [stderr] warning: method `op_Dxyn` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:298:8 [INFO] [stderr] | [INFO] [stderr] 298 | fn op_Dxyn(&mut self, x: usize, y: usize, n: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_dxyn` [INFO] [stderr] [INFO] [stderr] warning: method `op_Ex9E` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:312:8 [INFO] [stderr] | [INFO] [stderr] 312 | fn op_Ex9E (&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_ex9_e` [INFO] [stderr] [INFO] [stderr] warning: method `op_ExA1` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:318:8 [INFO] [stderr] | [INFO] [stderr] 318 | fn op_ExA1(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_ex_a1` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx07` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:324:8 [INFO] [stderr] | [INFO] [stderr] 324 | fn op_Fx07(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx07` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx0A` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:330:8 [INFO] [stderr] | [INFO] [stderr] 330 | fn op_Fx0A(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx0_a` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx15` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:344:8 [INFO] [stderr] | [INFO] [stderr] 344 | fn op_Fx15(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx15` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx18` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:350:8 [INFO] [stderr] | [INFO] [stderr] 350 | fn op_Fx18(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx18` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx1E` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:356:8 [INFO] [stderr] | [INFO] [stderr] 356 | fn op_Fx1E(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx1_e` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx29` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:362:8 [INFO] [stderr] | [INFO] [stderr] 362 | fn op_Fx29(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx29` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx33` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:368:8 [INFO] [stderr] | [INFO] [stderr] 368 | fn op_Fx33(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx33` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx55` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:376:8 [INFO] [stderr] | [INFO] [stderr] 376 | fn op_Fx55(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx55` [INFO] [stderr] [INFO] [stderr] warning: method `op_Fx65` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:387:8 [INFO] [stderr] | [INFO] [stderr] 387 | fn op_Fx65(&mut self, x: usize) -> (usize) { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `op_fx65` [INFO] [stderr] [INFO] [stderr] warning: function `test_2nnn_and_00EE` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:68:4 [INFO] [stderr] | [INFO] [stderr] 68 | fn test_2nnn_and_00EE() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_2nnn_and_00_ee` [INFO] [stderr] [INFO] [stderr] warning: function `test_8xyE` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:170:19 [INFO] [stderr] | [INFO] [stderr] 170 | test_register_op!(test_8xyE, 0x821E, 123, 20, 40, 0); [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_8xy_e` [INFO] [stderr] [INFO] [stderr] warning: function `test_8xyE_odd` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:171:19 [INFO] [stderr] | [INFO] [stderr] 171 | test_register_op!(test_8xyE_odd, 0x821E, 123, 21, 42, 1); [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_8xy_e_odd` [INFO] [stderr] [INFO] [stderr] warning: function `test_Annn` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:187:4 [INFO] [stderr] | [INFO] [stderr] 187 | fn test_Annn() { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_annn` [INFO] [stderr] [INFO] [stderr] warning: function `test_Bnnn` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:195:4 [INFO] [stderr] | [INFO] [stderr] 195 | fn test_Bnnn() { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_bnnn` [INFO] [stderr] [INFO] [stderr] warning: function `test_Dxyn` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:204:4 [INFO] [stderr] | [INFO] [stderr] 204 | fn test_Dxyn() { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_dxyn` [INFO] [stderr] [INFO] [stderr] warning: function `test_Cnnn` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:214:4 [INFO] [stderr] | [INFO] [stderr] 214 | fn test_Cnnn() { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_cnnn` [INFO] [stderr] [INFO] [stderr] warning: function `test_Fx1E` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:222:4 [INFO] [stderr] | [INFO] [stderr] 222 | fn test_Fx1E() { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_fx1_e` [INFO] [stderr] [INFO] [stderr] warning: function `test_Fx29` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:232:4 [INFO] [stderr] | [INFO] [stderr] 232 | fn test_Fx29() { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_fx29` [INFO] [stderr] [INFO] [stderr] warning: function `test_Fx33` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:248:4 [INFO] [stderr] | [INFO] [stderr] 248 | fn test_Fx33() { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_fx33` [INFO] [stderr] [INFO] [stderr] warning: function `test_Fx55` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:260:4 [INFO] [stderr] | [INFO] [stderr] 260 | fn test_Fx55() { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_fx55` [INFO] [stderr] [INFO] [stderr] warning: function `test_Fx65` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:277:4 [INFO] [stderr] | [INFO] [stderr] 277 | fn test_Fx65() { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_fx65` [INFO] [stderr] [INFO] [stderr] warning: function `test_Fx07` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:292:4 [INFO] [stderr] | [INFO] [stderr] 292 | fn test_Fx07() { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `test_fx07` [INFO] [stderr] [INFO] [stderr] warning: function `test_Fx15_and_Fx18` should have a snake case name [INFO] [stderr] --> src/cpu/tests.rs:301:4 [INFO] [stderr] | [INFO] [stderr] 301 | fn test_Fx15_and_Fx18() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_fx15_and_fx18` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/rom.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | file.read(buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `"docker" "inspect" "a988a7523103dfa06c30e8e051b4df661dfc626ac88ca1e7c48194814a86aa57"` [INFO] running `"docker" "rm" "-f" "a988a7523103dfa06c30e8e051b4df661dfc626ac88ca1e7c48194814a86aa57"` [INFO] [stdout] a988a7523103dfa06c30e8e051b4df661dfc626ac88ca1e7c48194814a86aa57 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/christopherjmedlin/yalc8emu:/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 98f7368354ce2599d2380b8a8b72f869ec4f34c15a728233f8f6470109c2e0f8 [INFO] running `"docker" "start" "-a" "98f7368354ce2599d2380b8a8b72f869ec4f34c15a728233f8f6470109c2e0f8"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/chip8-8e5274535d90ba1f [INFO] [stdout] [INFO] [stdout] running 43 tests [INFO] [stdout] test cpu::tests::test_6xkk ... ok [INFO] [stdout] test cpu::tests::test_1nnn ... ok [INFO] [stdout] test cpu::tests::test_3xkk_and_4xkk ... ok [INFO] [stdout] test cpu::tests::test_2nnn_and_00EE ... ok [INFO] [stdout] test cpu::tests::test_7xkk ... ok [INFO] [stdout] test cpu::tests::test_8xy1 ... ok [INFO] [stdout] test cpu::tests::test_8xy0 ... ok [INFO] [stdout] test cpu::tests::test_8xy2 ... ok [INFO] [stdout] test cpu::tests::test_5xy0 ... ok [INFO] [stdout] test cpu::tests::test_8xy6_odd ... ok [INFO] [stdout] test cpu::tests::test_8xy6 ... ok [INFO] [stdout] test cpu::tests::test_8xy4 ... ok [INFO] [stdout] test cpu::tests::test_8xy4_carry ... ok [INFO] [stdout] test cpu::tests::test_8xy5 ... ok [INFO] [stdout] test cpu::tests::test_8xy3 ... ok [INFO] [stdout] test cpu::tests::test_8xy7 ... ok [INFO] [stdout] test cpu::tests::test_8xy5_borrow ... ok [INFO] [stdout] test cpu::tests::test_8xy7_borrow ... ok [INFO] [stdout] test cpu::tests::test_Bnnn ... ok [INFO] [stdout] test cpu::tests::test_Fx15_and_Fx18 ... ok [INFO] [stdout] test cpu::tests::test_Fx1E ... ok [INFO] [stdout] test cpu::tests::test_Fx29 ... ok [INFO] [stdout] test cpu::tests::test_Fx33 ... ok [INFO] [stdout] test cpu::tests::test_Fx55 ... ok [INFO] [stdout] test cpu::tests::test_Fx65 ... ok [INFO] [stdout] test cpu::tests::test_cycle ... ok [INFO] [stdout] test cpu::tests::test_get_opcode ... ok [INFO] [stdout] test cpu::tests::test_load_rom ... ok [INFO] [stdout] test cpu::tests::test_new_chip8 ... ok [INFO] [stdout] test cpu::tests::test_Cnnn ... ok [INFO] [stdout] test cpu::tests::test_Dxyn ... ok [INFO] [stdout] test cpu::tests::test_8xyE_odd ... ok [INFO] [stdout] test display::tests::test_clear ... ok [INFO] [stdout] test display::tests::test_draw_wrap_around ... ok [INFO] [stdout] test cpu::tests::test_Annn ... ok [INFO] [stdout] test cpu::tests::test_8xyE ... ok [INFO] [stdout] test cpu::tests::test_9xy0 ... ok [INFO] [stdout] test cpu::tests::test_Fx07 ... ok [INFO] [stdout] test keypad::tests::test_get_key ... ok [INFO] [stdout] test keypad::tests::test_wait_for_keypress ... ok [INFO] [stdout] test rom::tests::test_load_rom_file ... ok [INFO] [stdout] test cpu::timers::tests::test_timer_subsystem ... ok [INFO] [stdout] test display::tests::test_draw ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--bin chip8' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- display::tests::test_draw stdout ---- [INFO] [stdout] thread 'display::tests::test_draw' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `[false, true, true, true]`, [INFO] [stdout] right: `[true, true, true, true]`', src/display.rs:87:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b4a167630b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55b4a167630b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55b4a167630b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55b4a167630b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55b4a167630b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55b4a1675f7a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55b4a1676a80 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55b4a1676602 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55b4a167654f - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x55b4a15ffb74 - chip8::display::tests::test_draw::h8146031707b0a8d9 [INFO] [stdout] at src/display.rs:87 [INFO] [stdout] 10: 0x55b4a15ff80a - chip8::display::tests::test_draw::{{closure}}::h23c18e1cabc0bd6e [INFO] [stdout] at src/display.rs:78 [INFO] [stdout] 11: 0x55b4a15fde9e - core::ops::function::FnOnce::call_once::h1dbe88c4a9cfbbdc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x55b4a160d40f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x55b4a167908a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x55b4a1627a08 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55b4a1627a08 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55b4a1627a08 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x55b4a1602885 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x55b4a1606945 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x55b4a1606945 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x55b4a1606945 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x55b4a167908a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 22: 0x55b4a1607042 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x55b4a1607042 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x55b4a1607042 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x55b4a1607042 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x55b4a166bcbf - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x55b4a16787e0 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x55b4a16787e0 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x55b4a16787e0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7fe56bd444a4 - start_thread [INFO] [stdout] 31: 0x7fe56b86fd0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] display::tests::test_draw [INFO] [stdout] [INFO] [stdout] test result: FAILED. 42 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "98f7368354ce2599d2380b8a8b72f869ec4f34c15a728233f8f6470109c2e0f8"` [INFO] running `"docker" "rm" "-f" "98f7368354ce2599d2380b8a8b72f869ec4f34c15a728233f8f6470109c2e0f8"` [INFO] [stdout] 98f7368354ce2599d2380b8a8b72f869ec4f34c15a728233f8f6470109c2e0f8