[INFO] updating cached repository nekronos/gbc_rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nekronos/gbc_rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nekronos/gbc_rs" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/nekronos/gbc_rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/nekronos/gbc_rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nekronos/gbc_rs" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/nekronos/gbc_rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/nekronos/gbc_rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2728ecbdd352f041f192f72bc6f0ef7575808600
[INFO] sha for GitHub repo nekronos/gbc_rs: 2728ecbdd352f041f192f72bc6f0ef7575808600
[INFO] validating manifest of nekronos/gbc_rs 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 nekronos/gbc_rs 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 nekronos/gbc_rs
[INFO] finished frobbing nekronos/gbc_rs
[INFO] frobbed toml for nekronos/gbc_rs written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/nekronos/gbc_rs/Cargo.toml
[INFO] started frobbing nekronos/gbc_rs
[INFO] finished frobbing nekronos/gbc_rs
[INFO] frobbed toml for nekronos/gbc_rs written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/nekronos/gbc_rs/Cargo.toml
[INFO] crate nekronos/gbc_rs 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 nekronos/gbc_rs against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-6/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/nekronos/gbc_rs:/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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a93b031ebc35ae6ebe1450ddb7ebc4777e1d50d7ba7d11a0775eb30de68f86d2
[INFO] running `"docker" "start" "-a" "a93b031ebc35ae6ebe1450ddb7ebc4777e1d50d7ba7d11a0775eb30de68f86d2"`
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking dylib v0.0.1
[INFO] [stderr]    Compiling minifb v0.9.0
[INFO] [stderr]     Checking x11-dl v2.2.1
[INFO] [stderr]     Checking gbc_rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/gbc/cpu.rs:765:13
[INFO] [stderr]     |
[INFO] [stderr] 765 |             _ => panic!("CB opcode out of range: 0x{:x}\n{:#?}", opcode, self.reg),
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cycle_count`
[INFO] [stderr]   --> src/gbc/gamepad.rs:90:35
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn cycle_flush(&mut self, cycle_count: u32) -> Interrupts {
[INFO] [stderr]    |                                   ^^^^^^^^^^^ help: consider prefixing with an underscore: `_cycle_count`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/gbc/cpu.rs:765:13
[INFO] [stderr]     |
[INFO] [stderr] 765 |             _ => panic!("CB opcode out of range: 0x{:x}\n{:#?}", opcode, self.reg),
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cycle_count`
[INFO] [stderr]   --> src/gbc/gamepad.rs:90:35
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn cycle_flush(&mut self, cycle_count: u32) -> Interrupts {
[INFO] [stderr]    |                                   ^^^^^^^^^^^ help: consider prefixing with an underscore: `_cycle_count`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `gameboy_type`
[INFO] [stderr]   --> src/gbc/interconnect.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     gameboy_type: GameboyType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mbc2`
[INFO] [stderr]   --> src/gbc/mbc/mod.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     Mbc2,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]    --> src/main.rs:135:13
[INFO] [stderr]     |
[INFO] [stderr] 135 | /             make_events(keys.clone(), prev_keys)
[INFO] [stderr] 136 | |                 .into_iter()
[INFO] [stderr] 137 | |                 .map(|e| gamepad_tx.send(e).unwrap())
[INFO] [stderr] 138 | |                 .collect::<Vec<_>>();
[INFO] [stderr]     | |_____________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `gameboy_type`
[INFO] [stderr]   --> src/gbc/interconnect.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     gameboy_type: GameboyType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mbc2`
[INFO] [stderr]   --> src/gbc/mbc/mod.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     Mbc2,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]    --> src/main.rs:135:13
[INFO] [stderr]     |
[INFO] [stderr] 135 | /             make_events(keys.clone(), prev_keys)
[INFO] [stderr] 136 | |                 .into_iter()
[INFO] [stderr] 137 | |                 .map(|e| gamepad_tx.send(e).unwrap())
[INFO] [stderr] 138 | |                 .collect::<Vec<_>>();
[INFO] [stderr]     | |_____________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.34s
[INFO] running `"docker" "inspect" "a93b031ebc35ae6ebe1450ddb7ebc4777e1d50d7ba7d11a0775eb30de68f86d2"`
[INFO] running `"docker" "rm" "-f" "a93b031ebc35ae6ebe1450ddb7ebc4777e1d50d7ba7d11a0775eb30de68f86d2"`
[INFO] [stdout] a93b031ebc35ae6ebe1450ddb7ebc4777e1d50d7ba7d11a0775eb30de68f86d2