[INFO] updating cached repository JJag/gb-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/JJag/gb-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/JJag/gb-rust" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/JJag/gb-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/JJag/gb-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/JJag/gb-rust" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/JJag/gb-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/JJag/gb-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 13e6f4043a4c3c57d86c284cf524282fdf3b0e05
[INFO] sha for GitHub repo JJag/gb-rust: 13e6f4043a4c3c57d86c284cf524282fdf3b0e05
[INFO] validating manifest of JJag/gb-rust on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of JJag/gb-rust on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing JJag/gb-rust
[INFO] finished frobbing JJag/gb-rust
[INFO] frobbed toml for JJag/gb-rust written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/JJag/gb-rust/Cargo.toml
[INFO] started frobbing JJag/gb-rust
[INFO] finished frobbing JJag/gb-rust
[INFO] frobbed toml for JJag/gb-rust written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/JJag/gb-rust/Cargo.toml
[INFO] crate JJag/gb-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking JJag/gb-rust against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-7/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/JJag/gb-rust:/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" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dc7c4a9f0f129740b1ff09b485f0a55cc2a26e829854cfe9f3988621a94145bd
[INFO] running `"docker" "start" "-a" "dc7c4a9f0f129740b1ff09b485f0a55cc2a26e829854cfe9f3988621a94145bd"`
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.2
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking pistoncore-window v0.34.0
[INFO] [stderr]     Checking winit v0.18.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.39.0
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking piston-gfx_texture v0.34.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.54.0
[INFO] [stderr]     Checking piston_window v0.85.0
[INFO] [stderr]     Checking gb-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `piston_window::*`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use piston_window::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::gb::Interrupts`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use crate::gb::Interrupts;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::gb::joypad::JoypadInterrupt`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use crate::gb::joypad::JoypadInterrupt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::util::Array2D`
[INFO] [stderr]  --> src/frontend/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::util::Array2D;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::gb::joypad::JoypadInterrupt`
[INFO] [stderr]  --> src/emu.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::gb::joypad::JoypadInterrupt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston_window::*`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use piston_window::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::gb::Interrupts`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use crate::gb::Interrupts;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::gb::joypad::JoypadInterrupt`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use crate::gb::joypad::JoypadInterrupt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::util::Array2D`
[INFO] [stderr]  --> src/frontend/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::util::Array2D;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::gb::joypad::JoypadInterrupt`
[INFO] [stderr]  --> src/emu.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::gb::joypad::JoypadInterrupt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston_window`
[INFO] [stderr]  --> src/emu.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use piston_window::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/gb/mod.rs:388:9
[INFO] [stderr]     |
[INFO] [stderr] 388 |         _ => handle_invalid_opcode(opcode),
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rom_name`
[INFO] [stderr]   --> src/main.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let rom_name = cart.get_name();
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_rom_name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/gb/mbc.rs:101:30
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn write_byte(&mut self, addr: u16, val: u8) {}
[INFO] [stderr]     |                              ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]    --> src/gb/mbc.rs:101:41
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn write_byte(&mut self, addr: u16, val: u8) {}
[INFO] [stderr]     |                                         ^^^ help: consider prefixing with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston_window`
[INFO] [stderr]  --> src/emu.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use piston_window::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/gb/mod.rs:388:9
[INFO] [stderr]     |
[INFO] [stderr] 388 |         _ => handle_invalid_opcode(opcode),
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rom_name`
[INFO] [stderr]   --> src/main.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let rom_name = cart.get_name();
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_rom_name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/gb/mbc.rs:101:30
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn write_byte(&mut self, addr: u16, val: u8) {}
[INFO] [stderr]     |                              ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]    --> src/gb/mbc.rs:101:41
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn write_byte(&mut self, addr: u16, val: u8) {}
[INFO] [stderr]     |                                         ^^^ help: consider prefixing with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.36s
[INFO] running `"docker" "inspect" "dc7c4a9f0f129740b1ff09b485f0a55cc2a26e829854cfe9f3988621a94145bd"`
[INFO] running `"docker" "rm" "-f" "dc7c4a9f0f129740b1ff09b485f0a55cc2a26e829854cfe9f3988621a94145bd"`
[INFO] [stdout] dc7c4a9f0f129740b1ff09b485f0a55cc2a26e829854cfe9f3988621a94145bd