[INFO] cloning repository https://github.com/nathanj/rustboy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nathanj/rustboy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathanj%2Frustboy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathanj%2Frustboy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 030fc1ecd5b03292280bddbbff4d7503d60661e4
[INFO] checking nathanj/rustboy against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathanj%2Frustboy" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nathanj/rustboy on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nathanj/rustboy
[INFO] finished tweaking git repo https://github.com/nathanj/rustboy
[INFO] tweaked toml for git repo https://github.com/nathanj/rustboy written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/nathanj/rustboy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2-sys v0.7.0
[INFO] [stderr]   Downloaded sdl2 v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d3cb25024c894cef13f9113a827b659df950a2a8a0a66320d9f6d181db5d705
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2d3cb25024c894cef13f9113a827b659df950a2a8a0a66320d9f6d181db5d705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d3cb25024c894cef13f9113a827b659df950a2a8a0a66320d9f6d181db5d705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d3cb25024c894cef13f9113a827b659df950a2a8a0a66320d9f6d181db5d705", kill_on_drop: false }`
[INFO] [stdout] 2d3cb25024c894cef13f9113a827b659df950a2a8a0a66320d9f6d181db5d705
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8eadcf3db01d0f32f747246d160458725c5b7e60aa828d551999ddb7a8d9c368
[INFO] running `Command { std: "docker" "start" "-a" "8eadcf3db01d0f32f747246d160458725c5b7e60aa828d551999ddb7a8d9c368", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling sdl2-sys v0.7.0
[INFO] [stderr]    Compiling rustboy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.12.1
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:263:21
[INFO] [stdout]     |
[INFO] [stdout] 263 |         let mut f = try!(File::open("eram"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:264:9
[INFO] [stdout]     |
[INFO] [stdout] 264 |         try!(f.read_exact(&mut self.eram));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |         let mut f = try!(File::create("eram"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 |         try!(f.write_all(&self.eram));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/cpu.rs:1713:46
[INFO] [stdout]      |
[INFO] [stdout] 1713 |                 let val = mm.read(self.hl());;
[INFO] [stdout]      |                                              ^ help: remove this semicolon
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/mem.rs:58:20
[INFO] [stdout]    |
[INFO] [stdout] 58 |             0xff10 ... 0xff3f => { self.sound.write().unwrap().handle_addr(addr, write, val) }
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/mem.rs:87:15
[INFO] [stdout]    |
[INFO] [stdout] 87 |             0 ... 0x1fff => {
[INFO] [stdout]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:104:20
[INFO] [stdout]     |
[INFO] [stdout] 104 |             0x2000 ... 0x3fff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:116:20
[INFO] [stdout]     |
[INFO] [stdout] 116 |             0x4000 ... 0x5fff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:122:20
[INFO] [stdout]     |
[INFO] [stdout] 122 |             0x6000 ... 0x7fff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |             0x8000 ... 0x9fff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:136:20
[INFO] [stdout]     |
[INFO] [stdout] 136 |             0xa000 ... 0xbfff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:143:20
[INFO] [stdout]     |
[INFO] [stdout] 143 |             0xc000 ... 0xdfff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:150:20
[INFO] [stdout]     |
[INFO] [stdout] 150 |             0xe000 ... 0xfdff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:157:20
[INFO] [stdout]     |
[INFO] [stdout] 157 |             0xfe00 ... 0xfe9f => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:164:20
[INFO] [stdout]     |
[INFO] [stdout] 164 |             0xfea0 ... 0xfeff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:169:20
[INFO] [stdout]     |
[INFO] [stdout] 169 |             0xff00 ... 0xff7f => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:173:20
[INFO] [stdout]     |
[INFO] [stdout] 173 |             0xff80 ... 0xfffe => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/sound.rs:476:20
[INFO] [stdout]     |
[INFO] [stdout] 476 | ...   0xff30 ... 0xff3f => { if write { self.wave_ram[addr as usize - 0xff30 as usize] = val; } self.wave_ram[addr as usize - 0xff30 as u...
[INFO] [stdout]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:263:21
[INFO] [stdout]     |
[INFO] [stdout] 263 |         let mut f = try!(File::open("eram"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:264:9
[INFO] [stdout]     |
[INFO] [stdout] 264 |         try!(f.read_exact(&mut self.eram));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |         let mut f = try!(File::create("eram"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/mem.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 |         try!(f.write_all(&self.eram));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/cpu.rs:1713:46
[INFO] [stdout]      |
[INFO] [stdout] 1713 |                 let val = mm.read(self.hl());;
[INFO] [stdout]      |                                              ^ help: remove this semicolon
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/mem.rs:58:20
[INFO] [stdout]    |
[INFO] [stdout] 58 |             0xff10 ... 0xff3f => { self.sound.write().unwrap().handle_addr(addr, write, val) }
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/mem.rs:87:15
[INFO] [stdout]    |
[INFO] [stdout] 87 |             0 ... 0x1fff => {
[INFO] [stdout]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:104:20
[INFO] [stdout]     |
[INFO] [stdout] 104 |             0x2000 ... 0x3fff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:116:20
[INFO] [stdout]     |
[INFO] [stdout] 116 |             0x4000 ... 0x5fff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:122:20
[INFO] [stdout]     |
[INFO] [stdout] 122 |             0x6000 ... 0x7fff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |             0x8000 ... 0x9fff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:136:20
[INFO] [stdout]     |
[INFO] [stdout] 136 |             0xa000 ... 0xbfff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:143:20
[INFO] [stdout]     |
[INFO] [stdout] 143 |             0xc000 ... 0xdfff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:150:20
[INFO] [stdout]     |
[INFO] [stdout] 150 |             0xe000 ... 0xfdff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:157:20
[INFO] [stdout]     |
[INFO] [stdout] 157 |             0xfe00 ... 0xfe9f => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:164:20
[INFO] [stdout]     |
[INFO] [stdout] 164 |             0xfea0 ... 0xfeff => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:169:20
[INFO] [stdout]     |
[INFO] [stdout] 169 |             0xff00 ... 0xff7f => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/mem.rs:173:20
[INFO] [stdout]     |
[INFO] [stdout] 173 |             0xff80 ... 0xfffe => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/sound.rs:476:20
[INFO] [stdout]     |
[INFO] [stdout] 476 | ...   0xff30 ... 0xff3f => { if write { self.wave_ram[addr as usize - 0xff30 as usize] = val; } self.wave_ram[addr as usize - 0xff30 as u...
[INFO] [stdout]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing fields `eram`, `eram_enabled`, `rom_bank` and 1 other field in initializer of `MemoryMap`
[INFO] [stdout]     --> src/cpu.rs:2539:18
[INFO] [stdout]      |
[INFO] [stdout] 2539 |     let mut mm = mem::MemoryMap { rom: rom, vram: vram, wram: wram, hram: hram,
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^ missing `eram`, `eram_enabled`, `rom_bank` and 1 other field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0063`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustboy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/cpu.rs:699:13
[INFO] [stdout]     |
[INFO] [stdout] 699 |             _ => { panic!("bad cb opcode {:02x}", opcode); }
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/mem.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |             _ => {
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sound.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let mut s = self.sound.write().unwrap();
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sound.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let mut s = self.sound.write().unwrap();
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sound.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut sound = self.sound.write().unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 215 |     gb.mm.load_eram();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/mem.rs:98:29
[INFO] [stdout]    |
[INFO] [stdout] 98 | ...                   self.save_eram();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8eadcf3db01d0f32f747246d160458725c5b7e60aa828d551999ddb7a8d9c368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eadcf3db01d0f32f747246d160458725c5b7e60aa828d551999ddb7a8d9c368", kill_on_drop: false }`
[INFO] [stdout] 8eadcf3db01d0f32f747246d160458725c5b7e60aa828d551999ddb7a8d9c368
