[INFO] updating cached repository FrogInABox/rusty-chip-8
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FrogInABox/rusty-chip-8
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FrogInABox/rusty-chip-8" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/FrogInABox/rusty-chip-8"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/FrogInABox/rusty-chip-8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FrogInABox/rusty-chip-8" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/FrogInABox/rusty-chip-8"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/FrogInABox/rusty-chip-8'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 137b87dae42b4d2fe95fd02b83ba772ad8e0269a
[INFO] sha for GitHub repo FrogInABox/rusty-chip-8: 137b87dae42b4d2fe95fd02b83ba772ad8e0269a
[INFO] validating manifest of FrogInABox/rusty-chip-8 on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of FrogInABox/rusty-chip-8 on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing FrogInABox/rusty-chip-8
[INFO] finished frobbing FrogInABox/rusty-chip-8
[INFO] frobbed toml for FrogInABox/rusty-chip-8 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/FrogInABox/rusty-chip-8/Cargo.toml
[INFO] started frobbing FrogInABox/rusty-chip-8
[INFO] finished frobbing FrogInABox/rusty-chip-8
[INFO] frobbed toml for FrogInABox/rusty-chip-8 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/FrogInABox/rusty-chip-8/Cargo.toml
[INFO] crate FrogInABox/rusty-chip-8 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking FrogInABox/rusty-chip-8 against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-5/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/FrogInABox/rusty-chip-8:/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 64ae8d0703209b5f1220b80f55f2e84f3b70e694e1e5d2db9fe504ee7a9a7788
[INFO] running `"docker" "start" "-a" "64ae8d0703209b5f1220b80f55f2e84f3b70e694e1e5d2db9fe504ee7a9a7788"`
[INFO] [stderr]     Checking rusty-chip-8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `get_nn`
[INFO] [stderr]   --> src/chip8/interpreter.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn get_nn(&self, opcode: &u16) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `timer_delay`
[INFO] [stderr]   --> src/chip8/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     timer_delay: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `timer_sound`
[INFO] [stderr]   --> src/chip8/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     timer_sound: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `keyboard`
[INFO] [stderr]   --> src/chip8/mod.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     keyboard: [bool; config::KEYBOARD_SIZE],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_nn`
[INFO] [stderr]   --> src/chip8/interpreter.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn get_nn(&self, opcode: &u16) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `timer_delay`
[INFO] [stderr]   --> src/chip8/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     timer_delay: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `timer_sound`
[INFO] [stderr]   --> src/chip8/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     timer_sound: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `keyboard`
[INFO] [stderr]   --> src/chip8/mod.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     keyboard: [bool; config::KEYBOARD_SIZE],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "64ae8d0703209b5f1220b80f55f2e84f3b70e694e1e5d2db9fe504ee7a9a7788"`
[INFO] running `"docker" "rm" "-f" "64ae8d0703209b5f1220b80f55f2e84f3b70e694e1e5d2db9fe504ee7a9a7788"`
[INFO] [stdout] 64ae8d0703209b5f1220b80f55f2e84f3b70e694e1e5d2db9fe504ee7a9a7788