[INFO] updating cached repository psimk/chip8
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/psimk/chip8
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/psimk/chip8" "work/ex/beta-1.37-6/sources/1.36.0/gh/psimk/chip8"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/psimk/chip8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/psimk/chip8" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psimk/chip8"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psimk/chip8'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 26410f072b3c4b19c1d450a8aa7bcafef2e0cb8f
[INFO] sha for GitHub repo psimk/chip8: 26410f072b3c4b19c1d450a8aa7bcafef2e0cb8f
[INFO] validating manifest of psimk/chip8 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 psimk/chip8 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 psimk/chip8
[INFO] finished frobbing psimk/chip8
[INFO] frobbed toml for psimk/chip8 written to work/ex/beta-1.37-6/sources/1.36.0/gh/psimk/chip8/Cargo.toml
[INFO] started frobbing psimk/chip8
[INFO] finished frobbing psimk/chip8
[INFO] frobbed toml for psimk/chip8 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psimk/chip8/Cargo.toml
[INFO] crate psimk/chip8 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 psimk/chip8 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psimk/chip8:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 5c8126390e09a86945b25fd2b125c6027b79d330561ba5bf2f2f11f0ca6e7d14
[INFO] running `"docker" "start" "-a" "5c8126390e09a86945b25fd2b125c6027b79d330561ba5bf2f2f11f0ca6e7d14"`
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr]    Compiling rand_jitter v0.1.1
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling sdl2 v0.32.1
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `byteorder::ReadBytesExt`
[INFO] [stderr]  --> src/cpu.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use byteorder::ReadBytesExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/cpu.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::{Error, Write};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.34s
[INFO] running `"docker" "inspect" "5c8126390e09a86945b25fd2b125c6027b79d330561ba5bf2f2f11f0ca6e7d14"`
[INFO] running `"docker" "rm" "-f" "5c8126390e09a86945b25fd2b125c6027b79d330561ba5bf2f2f11f0ca6e7d14"`
[INFO] [stdout] 5c8126390e09a86945b25fd2b125c6027b79d330561ba5bf2f2f11f0ca6e7d14
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psimk/chip8:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8fd553437426df10845393e223ef6d95b76ac518126c9d8617a212bb985d1e06
[INFO] running `"docker" "start" "-a" "8fd553437426df10845393e223ef6d95b76ac518126c9d8617a212bb985d1e06"`
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `byteorder::ReadBytesExt`
[INFO] [stderr]  --> src/cpu.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use byteorder::ReadBytesExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/cpu.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::{Error, Write};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "8fd553437426df10845393e223ef6d95b76ac518126c9d8617a212bb985d1e06"`
[INFO] running `"docker" "rm" "-f" "8fd553437426df10845393e223ef6d95b76ac518126c9d8617a212bb985d1e06"`
[INFO] [stdout] 8fd553437426df10845393e223ef6d95b76ac518126c9d8617a212bb985d1e06
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/psimk/chip8:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] d6c3e845ba681fde74a946c154bde00a6e83eda318bad1b6fea3c865c07e6246
[INFO] running `"docker" "start" "-a" "d6c3e845ba681fde74a946c154bde00a6e83eda318bad1b6fea3c865c07e6246"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chip8-0c21d6dbcfe407a8
[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" "d6c3e845ba681fde74a946c154bde00a6e83eda318bad1b6fea3c865c07e6246"`
[INFO] running `"docker" "rm" "-f" "d6c3e845ba681fde74a946c154bde00a6e83eda318bad1b6fea3c865c07e6246"`
[INFO] [stdout] d6c3e845ba681fde74a946c154bde00a6e83eda318bad1b6fea3c865c07e6246