[INFO] updating cached repository GChicha/RustBoy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/GChicha/RustBoy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/GChicha/RustBoy" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/GChicha/RustBoy"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/GChicha/RustBoy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/GChicha/RustBoy" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/GChicha/RustBoy"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/GChicha/RustBoy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0fbe3b6d145b6083bd2cebdd3fcca00631c21112
[INFO] sha for GitHub repo GChicha/RustBoy: 0fbe3b6d145b6083bd2cebdd3fcca00631c21112
[INFO] validating manifest of GChicha/RustBoy on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of GChicha/RustBoy on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing GChicha/RustBoy
[INFO] finished frobbing GChicha/RustBoy
[INFO] frobbed toml for GChicha/RustBoy written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/GChicha/RustBoy/Cargo.toml
[INFO] started frobbing GChicha/RustBoy
[INFO] finished frobbing GChicha/RustBoy
[INFO] frobbed toml for GChicha/RustBoy written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/GChicha/RustBoy/Cargo.toml
[INFO] crate GChicha/RustBoy has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking GChicha/RustBoy against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-6/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/GChicha/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=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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f056a8fec0c439131b39fe7ed643e5d5066a28b42debc47bd367f00e5497082d
[INFO] running `"docker" "start" "-a" "f056a8fec0c439131b39fe7ed643e5d5066a28b42debc47bd367f00e5497082d"`
[INFO] [stderr]     Checking remove_dir_all v0.5.0
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]     Checking wayland-client v0.12.5
[INFO] [stderr]     Checking tempfile v3.0.2
[INFO] [stderr]     Checking wayland-protocols v0.12.5
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]    Compiling glutin v0.12.2
[INFO] [stderr]    Compiling glium v0.20.0
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking winit v0.10.0
[INFO] [stderr]     Checking gb_emulator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let mut events_loop = glutin::EventsLoop::new();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let mut events_loop = glutin::EventsLoop::new();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rom_size`
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let rom_size = match rom_file.read_to_end(&mut rom) {
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_rom_size`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `C`
[INFO] [stderr]   --> src/cpu.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     C,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RegisterAddressU16`
[INFO] [stderr]    --> src/cpu.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     RegisterAddressU16(Register), // Decay to AddressU16
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: literal out of range for i8
[INFO] [stderr]    --> src/cpu.rs:529:16
[INFO] [stderr]     |
[INFO] [stderr] 529 |             e: 0xD8,
[INFO] [stderr]     |                ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(overflowing_literals)] on by default
[INFO] [stderr]     = note: the literal `0xD8` (decimal `216`) does not fit into an `i8` and will become `-40i8`
[INFO] [stderr]     = help: consider using `u8` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rom_size`
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let rom_size = match rom_file.read_to_end(&mut rom) {
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_rom_size`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `C`
[INFO] [stderr]   --> src/cpu.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     C,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RegisterAddressU16`
[INFO] [stderr]    --> src/cpu.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     RegisterAddressU16(Register), // Decay to AddressU16
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: literal out of range for i8
[INFO] [stderr]    --> src/cpu.rs:529:16
[INFO] [stderr]     |
[INFO] [stderr] 529 |             e: 0xD8,
[INFO] [stderr]     |                ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(overflowing_literals)] on by default
[INFO] [stderr]     = note: the literal `0xD8` (decimal `216`) does not fit into an `i8` and will become `-40i8`
[INFO] [stderr]     = help: consider using `u8` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.18s
[INFO] running `"docker" "inspect" "f056a8fec0c439131b39fe7ed643e5d5066a28b42debc47bd367f00e5497082d"`
[INFO] running `"docker" "rm" "-f" "f056a8fec0c439131b39fe7ed643e5d5066a28b42debc47bd367f00e5497082d"`
[INFO] [stdout] f056a8fec0c439131b39fe7ed643e5d5066a28b42debc47bd367f00e5497082d