[INFO] updating cached repository foxmk/rustboy [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/foxmk/rustboy [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/foxmk/rustboy" "work/ex/beta-1.38-1/sources/1.37.0/gh/foxmk/rustboy"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/foxmk/rustboy'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/foxmk/rustboy" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/foxmk/rustboy"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/foxmk/rustboy'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 32f594b0873f8196b9cc4174924de9700ef9b3bb [INFO] sha for GitHub repo foxmk/rustboy: 32f594b0873f8196b9cc4174924de9700ef9b3bb [INFO] validating manifest of foxmk/rustboy 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 foxmk/rustboy 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 foxmk/rustboy [INFO] finished frobbing foxmk/rustboy [INFO] frobbed toml for foxmk/rustboy written to work/ex/beta-1.38-1/sources/1.37.0/gh/foxmk/rustboy/Cargo.toml [INFO] started frobbing foxmk/rustboy [INFO] finished frobbing foxmk/rustboy [INFO] frobbed toml for foxmk/rustboy written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/foxmk/rustboy/Cargo.toml [INFO] crate foxmk/rustboy 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 foxmk/rustboy 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/foxmk/rustboy:/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] fa4946b7caa58e595201b820456886bf9e408f4932b3b660b6a26e3bec408159 [INFO] running `"docker" "start" "-a" "fa4946b7caa58e595201b820456886bf9e408f4932b3b660b6a26e3bec408159"` [INFO] [stderr] Compiling minifb v0.11.2 [INFO] [stderr] Compiling vm v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/ppu.rs:304:28 [INFO] [stderr] | [INFO] [stderr] 304 | PPU::VRAM_START...PPU::VRAM_END => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: #[warn(ellipsis_inclusive_range_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/ppu.rs:313:27 [INFO] [stderr] | [INFO] [stderr] 313 | PPU::OAM_START...PPU::OAM_END => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/ppu.rs:340:28 [INFO] [stderr] | [INFO] [stderr] 340 | PPU::VRAM_START...PPU::VRAM_END => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/ppu.rs:349:27 [INFO] [stderr] | [INFO] [stderr] 349 | PPU::OAM_START...PPU::OAM_END => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | cpu.borrow_mut().step(); [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] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | ppu.borrow_mut().step(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:132:17 [INFO] [stderr] | [INFO] [stderr] 132 | self.exec_op(post_op); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:723:17 [INFO] [stderr] | [INFO] [stderr] 723 | byte.set_bit(0, value as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:728:17 [INFO] [stderr] | [INFO] [stderr] 728 | byte.set_bit(0, value as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:733:17 [INFO] [stderr] | [INFO] [stderr] 733 | byte.set_bit(0, value as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:738:17 [INFO] [stderr] | [INFO] [stderr] 738 | byte.set_bit(0, value as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:197:17 [INFO] [stderr] | [INFO] [stderr] 197 | self.stat.set_bit(PPU::MODE_TRANSFER, true as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:198:17 [INFO] [stderr] | [INFO] [stderr] 198 | self.stat.set_bit(PPU::MODE, false as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:202:17 [INFO] [stderr] | [INFO] [stderr] 202 | self.stat.set_bit(PPU::MODE_TRANSFER, true as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:203:17 [INFO] [stderr] | [INFO] [stderr] 203 | self.stat.set_bit(PPU::MODE, true as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:207:17 [INFO] [stderr] | [INFO] [stderr] 207 | self.stat.set_bit(PPU::MODE_TRANSFER, false as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:208:17 [INFO] [stderr] | [INFO] [stderr] 208 | self.stat.set_bit(PPU::MODE, false as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:212:17 [INFO] [stderr] | [INFO] [stderr] 212 | self.stat.set_bit(PPU::MODE_TRANSFER, false as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:213:17 [INFO] [stderr] | [INFO] [stderr] 213 | self.stat.set_bit(PPU::MODE, true as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:275:13 [INFO] [stderr] | [INFO] [stderr] 275 | InterruptController::request(self.memory.borrow_mut(), Interrupt::LcdStat); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/interrupts.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | / match int { [INFO] [stderr] 73 | | Interrupt::VBlank => flags_to_save.set_bit(0, 1), [INFO] [stderr] 74 | | Interrupt::LcdStat => flags_to_save.set_bit(1, 1), [INFO] [stderr] 75 | | Interrupt::Timer => flags_to_save.set_bit(2, 1), [INFO] [stderr] 76 | | Interrupt::Serial => flags_to_save.set_bit(3, 1), [INFO] [stderr] 77 | | Interrupt::Joystick => flags_to_save.set_bit(4, 1), [INFO] [stderr] 78 | | }; [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/interrupts.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | / match int { [INFO] [stderr] 87 | | Interrupt::VBlank => flags_to_save.set_bit(0, 0), [INFO] [stderr] 88 | | Interrupt::LcdStat => flags_to_save.set_bit(1, 0), [INFO] [stderr] 89 | | Interrupt::Timer => flags_to_save.set_bit(2, 0), [INFO] [stderr] 90 | | Interrupt::Serial => flags_to_save.set_bit(3, 0), [INFO] [stderr] 91 | | Interrupt::Joystick => flags_to_save.set_bit(4, 0), [INFO] [stderr] 92 | | }; [INFO] [stderr] | |__________^ [INFO] [stderr] | [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 5.38s [INFO] running `"docker" "inspect" "fa4946b7caa58e595201b820456886bf9e408f4932b3b660b6a26e3bec408159"` [INFO] running `"docker" "rm" "-f" "fa4946b7caa58e595201b820456886bf9e408f4932b3b660b6a26e3bec408159"` [INFO] [stdout] fa4946b7caa58e595201b820456886bf9e408f4932b3b660b6a26e3bec408159 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/foxmk/rustboy:/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] 3c0ab31e19438261322b39ae9eb26ed1011192862d8631ee07e89704653b567e [INFO] running `"docker" "start" "-a" "3c0ab31e19438261322b39ae9eb26ed1011192862d8631ee07e89704653b567e"` [INFO] [stderr] Compiling vm v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/ppu.rs:304:28 [INFO] [stderr] | [INFO] [stderr] 304 | PPU::VRAM_START...PPU::VRAM_END => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: #[warn(ellipsis_inclusive_range_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/ppu.rs:313:27 [INFO] [stderr] | [INFO] [stderr] 313 | PPU::OAM_START...PPU::OAM_END => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/ppu.rs:340:28 [INFO] [stderr] | [INFO] [stderr] 340 | PPU::VRAM_START...PPU::VRAM_END => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/ppu.rs:349:27 [INFO] [stderr] | [INFO] [stderr] 349 | PPU::OAM_START...PPU::OAM_END => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | cpu.borrow_mut().step(); [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] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | ppu.borrow_mut().step(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:132:17 [INFO] [stderr] | [INFO] [stderr] 132 | self.exec_op(post_op); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:723:17 [INFO] [stderr] | [INFO] [stderr] 723 | byte.set_bit(0, value as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:728:17 [INFO] [stderr] | [INFO] [stderr] 728 | byte.set_bit(0, value as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:733:17 [INFO] [stderr] | [INFO] [stderr] 733 | byte.set_bit(0, value as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:738:17 [INFO] [stderr] | [INFO] [stderr] 738 | byte.set_bit(0, value as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:775:9 [INFO] [stderr] | [INFO] [stderr] 775 | cpu.step(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/memory.rs:201:9 [INFO] [stderr] | [INFO] [stderr] 201 | space.write(0x0020, 0xFF); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/memory.rs:216:9 [INFO] [stderr] | [INFO] [stderr] 216 | space.write(0x0020, 0xFF); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/memory.rs:220:9 [INFO] [stderr] | [INFO] [stderr] 220 | space.write(0x0120, 0xFE); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:197:17 [INFO] [stderr] | [INFO] [stderr] 197 | self.stat.set_bit(PPU::MODE_TRANSFER, true as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:198:17 [INFO] [stderr] | [INFO] [stderr] 198 | self.stat.set_bit(PPU::MODE, false as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:202:17 [INFO] [stderr] | [INFO] [stderr] 202 | self.stat.set_bit(PPU::MODE_TRANSFER, true as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:203:17 [INFO] [stderr] | [INFO] [stderr] 203 | self.stat.set_bit(PPU::MODE, true as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:207:17 [INFO] [stderr] | [INFO] [stderr] 207 | self.stat.set_bit(PPU::MODE_TRANSFER, false as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:208:17 [INFO] [stderr] | [INFO] [stderr] 208 | self.stat.set_bit(PPU::MODE, false as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:212:17 [INFO] [stderr] | [INFO] [stderr] 212 | self.stat.set_bit(PPU::MODE_TRANSFER, false as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:213:17 [INFO] [stderr] | [INFO] [stderr] 213 | self.stat.set_bit(PPU::MODE, true as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ppu.rs:275:13 [INFO] [stderr] | [INFO] [stderr] 275 | InterruptController::request(self.memory.borrow_mut(), Interrupt::LcdStat); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/interrupts.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | / match int { [INFO] [stderr] 73 | | Interrupt::VBlank => flags_to_save.set_bit(0, 1), [INFO] [stderr] 74 | | Interrupt::LcdStat => flags_to_save.set_bit(1, 1), [INFO] [stderr] 75 | | Interrupt::Timer => flags_to_save.set_bit(2, 1), [INFO] [stderr] 76 | | Interrupt::Serial => flags_to_save.set_bit(3, 1), [INFO] [stderr] 77 | | Interrupt::Joystick => flags_to_save.set_bit(4, 1), [INFO] [stderr] 78 | | }; [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/interrupts.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | / match int { [INFO] [stderr] 87 | | Interrupt::VBlank => flags_to_save.set_bit(0, 0), [INFO] [stderr] 88 | | Interrupt::LcdStat => flags_to_save.set_bit(1, 0), [INFO] [stderr] 89 | | Interrupt::Timer => flags_to_save.set_bit(2, 0), [INFO] [stderr] 90 | | Interrupt::Serial => flags_to_save.set_bit(3, 0), [INFO] [stderr] 91 | | Interrupt::Joystick => flags_to_save.set_bit(4, 0), [INFO] [stderr] 92 | | }; [INFO] [stderr] | |__________^ [INFO] [stderr] | [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 2.58s [INFO] running `"docker" "inspect" "3c0ab31e19438261322b39ae9eb26ed1011192862d8631ee07e89704653b567e"` [INFO] running `"docker" "rm" "-f" "3c0ab31e19438261322b39ae9eb26ed1011192862d8631ee07e89704653b567e"` [INFO] [stdout] 3c0ab31e19438261322b39ae9eb26ed1011192862d8631ee07e89704653b567e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/foxmk/rustboy:/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] 5fa87c6548106897decd20bff38b05b90e46a66860224a9a265975df25d2404e [INFO] running `"docker" "start" "-a" "5fa87c6548106897decd20bff38b05b90e46a66860224a9a265975df25d2404e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/crater/target/debug/deps/vm-f38e977fd4decb86 [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test memory::test::write_byte ... ok [INFO] [stdout] test memory::test::register_space ... ok [INFO] [stdout] test util::test::should_work ... ok [INFO] [stdout] test memory::test::out_of_bounds ... ok [INFO] [stdout] test memory::test::multiple_storage ... ok [INFO] [stdout] test memory::test::empty_space ... ok [INFO] [stdout] test cpu::test::should_increment_pc ... ok [INFO] [stdout] test util::test::should_work_2 ... ok [INFO] [stdout] test cpu::test::simple_addition ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "5fa87c6548106897decd20bff38b05b90e46a66860224a9a265975df25d2404e"` [INFO] running `"docker" "rm" "-f" "5fa87c6548106897decd20bff38b05b90e46a66860224a9a265975df25d2404e"` [INFO] [stdout] 5fa87c6548106897decd20bff38b05b90e46a66860224a9a265975df25d2404e