[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-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/FrogInABox/rusty-chip-8"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/FrogInABox/rusty-chip-8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FrogInABox/rusty-chip-8" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FrogInABox/rusty-chip-8"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of FrogInABox/rusty-chip-8 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-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-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FrogInABox/rusty-chip-8/Cargo.toml
[INFO] crate FrogInABox/rusty-chip-8 has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing FrogInABox/rusty-chip-8 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FrogInABox/rusty-chip-8:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] c89e7cb89c71d006f157e2581cdeb48c795dca1d58ed52dcac65d658088888db
[INFO] running `"docker" "start" "-a" "c89e7cb89c71d006f157e2581cdeb48c795dca1d58ed52dcac65d658088888db"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "c89e7cb89c71d006f157e2581cdeb48c795dca1d58ed52dcac65d658088888db"`
[INFO] running `"docker" "rm" "-f" "c89e7cb89c71d006f157e2581cdeb48c795dca1d58ed52dcac65d658088888db"`
[INFO] [stdout] c89e7cb89c71d006f157e2581cdeb48c795dca1d58ed52dcac65d658088888db
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FrogInABox/rusty-chip-8:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f9eee79978cf0526d247096e8f393419e3af27fa3a853b1fac9d76ea5154feda
[INFO] running `"docker" "start" "-a" "f9eee79978cf0526d247096e8f393419e3af27fa3a853b1fac9d76ea5154feda"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "f9eee79978cf0526d247096e8f393419e3af27fa3a853b1fac9d76ea5154feda"`
[INFO] running `"docker" "rm" "-f" "f9eee79978cf0526d247096e8f393419e3af27fa3a853b1fac9d76ea5154feda"`
[INFO] [stdout] f9eee79978cf0526d247096e8f393419e3af27fa3a853b1fac9d76ea5154feda
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/FrogInABox/rusty-chip-8:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] de82f5c89a500be3d88fbeb338c0197df9d643d114e1da562bb30dbe2a0ec1e6
[INFO] running `"docker" "start" "-a" "de82f5c89a500be3d88fbeb338c0197df9d643d114e1da562bb30dbe2a0ec1e6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_chip_8-ec1299363676d97a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "de82f5c89a500be3d88fbeb338c0197df9d643d114e1da562bb30dbe2a0ec1e6"`
[INFO] running `"docker" "rm" "-f" "de82f5c89a500be3d88fbeb338c0197df9d643d114e1da562bb30dbe2a0ec1e6"`
[INFO] [stdout] de82f5c89a500be3d88fbeb338c0197df9d643d114e1da562bb30dbe2a0ec1e6