[INFO] updating cached repository Matt-Hurd/42-GBmu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Matt-Hurd/42-GBmu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Matt-Hurd/42-GBmu" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Matt-Hurd/42-GBmu"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Matt-Hurd/42-GBmu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Matt-Hurd/42-GBmu" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Matt-Hurd/42-GBmu"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Matt-Hurd/42-GBmu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7735270bda03198ba002691093525e6afc9828f6
[INFO] sha for GitHub repo Matt-Hurd/42-GBmu: 7735270bda03198ba002691093525e6afc9828f6
[INFO] validating manifest of Matt-Hurd/42-GBmu on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Matt-Hurd/42-GBmu on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Matt-Hurd/42-GBmu
[INFO] finished frobbing Matt-Hurd/42-GBmu
[INFO] frobbed toml for Matt-Hurd/42-GBmu written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Matt-Hurd/42-GBmu/Cargo.toml
[INFO] started frobbing Matt-Hurd/42-GBmu
[INFO] finished frobbing Matt-Hurd/42-GBmu
[INFO] frobbed toml for Matt-Hurd/42-GBmu written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Matt-Hurd/42-GBmu/Cargo.toml
[INFO] crate Matt-Hurd/42-GBmu already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Matt-Hurd/42-GBmu against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-1/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Matt-Hurd/42-GBmu:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8c4f34146d816d39b04613237211c63761033621f3b29e96fb21085ebe466b82
[INFO] running `"docker" "start" "-a" "8c4f34146d816d39b04613237211c63761033621f3b29e96fb21085ebe466b82"`
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking minifb v0.9.0
[INFO] [stderr]     Checking gbmu v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/z80/mmu.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |             _                   => return 0,
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let result = z80.mmu.load(rom_path);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/main.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let result = core.mmu.load(path::PathBuf::from(&args[1]));
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/z80/gpu.rs:262:25
[INFO] [stderr]     |
[INFO] [stderr] 262 |                     for y in 0 .. size {
[INFO] [stderr]     |                         ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/debugger/simple_debug.rs:170:37
[INFO] [stderr]     |
[INFO] [stderr] 170 |                                 Err(err)    => println!("Invalid breakpoint {}", split[point]),
[INFO] [stderr]     |                                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/debugger/simple_debug.rs:184:37
[INFO] [stderr]     |
[INFO] [stderr] 184 |                                 Err(err)    => println!("Invalid breakpoint {}", split[point]),
[INFO] [stderr]     |                                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/debugger/simple_debug.rs:198:37
[INFO] [stderr]     |
[INFO] [stderr] 198 |                                 Err(err)    => println!("Invalid Number: {}", split[point]),
[INFO] [stderr]     |                                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/z80/mmu.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |             _                   => return 0,
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let result = z80.mmu.load(rom_path);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/main.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let result = core.mmu.load(path::PathBuf::from(&args[1]));
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/z80/gpu.rs:262:25
[INFO] [stderr]     |
[INFO] [stderr] 262 |                     for y in 0 .. size {
[INFO] [stderr]     |                         ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/debugger/simple_debug.rs:170:37
[INFO] [stderr]     |
[INFO] [stderr] 170 |                                 Err(err)    => println!("Invalid breakpoint {}", split[point]),
[INFO] [stderr]     |                                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/debugger/simple_debug.rs:184:37
[INFO] [stderr]     |
[INFO] [stderr] 184 |                                 Err(err)    => println!("Invalid breakpoint {}", split[point]),
[INFO] [stderr]     |                                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/debugger/simple_debug.rs:198:37
[INFO] [stderr]     |
[INFO] [stderr] 198 |                                 Err(err)    => println!("Invalid Number: {}", split[point]),
[INFO] [stderr]     |                                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_subtract`
[INFO] [stderr]    --> src/z80/registers.rs:133:5
[INFO] [stderr]     |
[INFO] [stderr] 133 |     pub fn get_subtract(&mut self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_half_carry`
[INFO] [stderr]    --> src/z80/registers.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn get_half_carry(&mut self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `backup_registers`
[INFO] [stderr]   --> src/z80/mod.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn backup_registers(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `restore_registers`
[INFO] [stderr]   --> src/z80/mod.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn restore_registers(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `debug_print_stack`
[INFO] [stderr]   --> src/z80/mod.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn debug_print_stack(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_subtract`
[INFO] [stderr]    --> src/z80/registers.rs:133:5
[INFO] [stderr]     |
[INFO] [stderr] 133 |     pub fn get_subtract(&mut self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_half_carry`
[INFO] [stderr]    --> src/z80/registers.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn get_half_carry(&mut self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `backup_registers`
[INFO] [stderr]   --> src/z80/mod.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn backup_registers(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `restore_registers`
[INFO] [stderr]   --> src/z80/mod.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn restore_registers(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `debug_print_stack`
[INFO] [stderr]   --> src/z80/mod.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn debug_print_stack(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `"docker" "inspect" "8c4f34146d816d39b04613237211c63761033621f3b29e96fb21085ebe466b82"`
[INFO] running `"docker" "rm" "-f" "8c4f34146d816d39b04613237211c63761033621f3b29e96fb21085ebe466b82"`
[INFO] [stdout] 8c4f34146d816d39b04613237211c63761033621f3b29e96fb21085ebe466b82