[INFO] updating cached repository IGJoshua/chip8_emulator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/IGJoshua/chip8_emulator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/IGJoshua/chip8_emulator" "work/ex/beta-1.37-6/sources/1.36.0/gh/IGJoshua/chip8_emulator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/IGJoshua/chip8_emulator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/IGJoshua/chip8_emulator" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/IGJoshua/chip8_emulator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/IGJoshua/chip8_emulator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d4b2c3060f93da7e934ec5954b762dda33d50f92
[INFO] sha for GitHub repo IGJoshua/chip8_emulator: d4b2c3060f93da7e934ec5954b762dda33d50f92
[INFO] validating manifest of IGJoshua/chip8_emulator on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of IGJoshua/chip8_emulator on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing IGJoshua/chip8_emulator
[INFO] finished frobbing IGJoshua/chip8_emulator
[INFO] frobbed toml for IGJoshua/chip8_emulator written to work/ex/beta-1.37-6/sources/1.36.0/gh/IGJoshua/chip8_emulator/Cargo.toml
[INFO] started frobbing IGJoshua/chip8_emulator
[INFO] finished frobbing IGJoshua/chip8_emulator
[INFO] frobbed toml for IGJoshua/chip8_emulator written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/IGJoshua/chip8_emulator/Cargo.toml
[INFO] crate IGJoshua/chip8_emulator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing IGJoshua/chip8_emulator against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/IGJoshua/chip8_emulator:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] f40c77a72b5c2616cebbf469b4fd45838816112ac1dbf4542c9afb6d338d2be6
[INFO] running `"docker" "start" "-a" "f40c77a72b5c2616cebbf469b4fd45838816112ac1dbf4542c9afb6d338d2be6"`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling chip8_emulator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.15s
[INFO] running `"docker" "inspect" "f40c77a72b5c2616cebbf469b4fd45838816112ac1dbf4542c9afb6d338d2be6"`
[INFO] running `"docker" "rm" "-f" "f40c77a72b5c2616cebbf469b4fd45838816112ac1dbf4542c9afb6d338d2be6"`
[INFO] [stdout] f40c77a72b5c2616cebbf469b4fd45838816112ac1dbf4542c9afb6d338d2be6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/IGJoshua/chip8_emulator:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1ad57d2b28b8249c6c2d3f8a8b55180ec65a6480aee18801bd1f6a4f991f162e
[INFO] running `"docker" "start" "-a" "1ad57d2b28b8249c6c2d3f8a8b55180ec65a6480aee18801bd1f6a4f991f162e"`
[INFO] [stderr]    Compiling chip8_emulator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "1ad57d2b28b8249c6c2d3f8a8b55180ec65a6480aee18801bd1f6a4f991f162e"`
[INFO] running `"docker" "rm" "-f" "1ad57d2b28b8249c6c2d3f8a8b55180ec65a6480aee18801bd1f6a4f991f162e"`
[INFO] [stdout] 1ad57d2b28b8249c6c2d3f8a8b55180ec65a6480aee18801bd1f6a4f991f162e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/IGJoshua/chip8_emulator:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] c1652b018f37b0ff1d6ef40662ec99154dae1696ba6cb47504ee94234c0b61b1
[INFO] running `"docker" "start" "-a" "c1652b018f37b0ff1d6ef40662ec99154dae1696ba6cb47504ee94234c0b61b1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chip8_emulator-75771e36bd01a069
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test cpu::test::test_read_instruction ... ok
[INFO] [stdout] test cpu::test::test_construct_byte ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chip8_emulator-3adb14f72698621d
[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] [stderr]    Doc-tests chip8_emulator
[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" "c1652b018f37b0ff1d6ef40662ec99154dae1696ba6cb47504ee94234c0b61b1"`
[INFO] running `"docker" "rm" "-f" "c1652b018f37b0ff1d6ef40662ec99154dae1696ba6cb47504ee94234c0b61b1"`
[INFO] [stdout] c1652b018f37b0ff1d6ef40662ec99154dae1696ba6cb47504ee94234c0b61b1