[INFO] updating cached repository evanhackett/CS_410P_chip8
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/evanhackett/CS_410P_chip8
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/evanhackett/CS_410P_chip8" "work/ex/beta-1.38-1/sources/1.37.0/gh/evanhackett/CS_410P_chip8"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/evanhackett/CS_410P_chip8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/evanhackett/CS_410P_chip8" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/evanhackett/CS_410P_chip8"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/evanhackett/CS_410P_chip8'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ad4e01683ba88773d7ca6b0020e4aa5fd4156d6e
[INFO] sha for GitHub repo evanhackett/CS_410P_chip8: ad4e01683ba88773d7ca6b0020e4aa5fd4156d6e
[INFO] validating manifest of evanhackett/CS_410P_chip8 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of evanhackett/CS_410P_chip8 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing evanhackett/CS_410P_chip8
[INFO] finished frobbing evanhackett/CS_410P_chip8
[INFO] frobbed toml for evanhackett/CS_410P_chip8 written to work/ex/beta-1.38-1/sources/1.37.0/gh/evanhackett/CS_410P_chip8/Cargo.toml
[INFO] started frobbing evanhackett/CS_410P_chip8
[INFO] finished frobbing evanhackett/CS_410P_chip8
[INFO] frobbed toml for evanhackett/CS_410P_chip8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/evanhackett/CS_410P_chip8/Cargo.toml
[INFO] crate evanhackett/CS_410P_chip8 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing evanhackett/CS_410P_chip8 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/evanhackett/CS_410P_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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 42c0da665aacbb29596de9fabea1a5a4da18d66bcb839117d4352e3d32e98076
[INFO] running `"docker" "start" "-a" "42c0da665aacbb29596de9fabea1a5a4da18d66bcb839117d4352e3d32e98076"`
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling minifb v0.10.6
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     file.read_to_end(&mut rom_data);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |             window.update_with_buffer(&buffer);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.80s
[INFO] running `"docker" "inspect" "42c0da665aacbb29596de9fabea1a5a4da18d66bcb839117d4352e3d32e98076"`
[INFO] running `"docker" "rm" "-f" "42c0da665aacbb29596de9fabea1a5a4da18d66bcb839117d4352e3d32e98076"`
[INFO] [stdout] 42c0da665aacbb29596de9fabea1a5a4da18d66bcb839117d4352e3d32e98076
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/evanhackett/CS_410P_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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3e22bffe414d1fc2f58620da227a0a8d97f67f0e713927707a36a653dfc6d6e3
[INFO] running `"docker" "start" "-a" "3e22bffe414d1fc2f58620da227a0a8d97f67f0e713927707a36a653dfc6d6e3"`
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     file.read_to_end(&mut rom_data);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |             window.update_with_buffer(&buffer);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "3e22bffe414d1fc2f58620da227a0a8d97f67f0e713927707a36a653dfc6d6e3"`
[INFO] running `"docker" "rm" "-f" "3e22bffe414d1fc2f58620da227a0a8d97f67f0e713927707a36a653dfc6d6e3"`
[INFO] [stdout] 3e22bffe414d1fc2f58620da227a0a8d97f67f0e713927707a36a653dfc6d6e3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/evanhackett/CS_410P_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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] db5bcb1f82a1e87978496e8f7f751fae7ba7f32da3fcb88ef4f83bd3a76a0f37
[INFO] running `"docker" "start" "-a" "db5bcb1f82a1e87978496e8f7f751fae7ba7f32da3fcb88ef4f83bd3a76a0f37"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chip8-a45711c33562f44b
[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" "db5bcb1f82a1e87978496e8f7f751fae7ba7f32da3fcb88ef4f83bd3a76a0f37"`
[INFO] running `"docker" "rm" "-f" "db5bcb1f82a1e87978496e8f7f751fae7ba7f32da3fcb88ef4f83bd3a76a0f37"`
[INFO] [stdout] db5bcb1f82a1e87978496e8f7f751fae7ba7f32da3fcb88ef4f83bd3a76a0f37