[INFO] updating cached repository hellerve/chip8
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hellerve/chip8
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hellerve/chip8" "work/ex/beta-1.38-1/sources/1.37.0/gh/hellerve/chip8"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hellerve/chip8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hellerve/chip8" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hellerve/chip8"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hellerve/chip8'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a02a6ccc19b82da2415b828b59fe0e34803d050
[INFO] sha for GitHub repo hellerve/chip8: 3a02a6ccc19b82da2415b828b59fe0e34803d050
[INFO] validating manifest of hellerve/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 hellerve/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 hellerve/chip8
[INFO] finished frobbing hellerve/chip8
[INFO] frobbed toml for hellerve/chip8 written to work/ex/beta-1.38-1/sources/1.37.0/gh/hellerve/chip8/Cargo.toml
[INFO] started frobbing hellerve/chip8
[INFO] finished frobbing hellerve/chip8
[INFO] frobbed toml for hellerve/chip8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hellerve/chip8/Cargo.toml
[INFO] crate hellerve/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 hellerve/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-1/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/hellerve/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] 06440ced8af6b14b38152dbe770b294a1ee2f54d8efe7cf936c78ad0beae0abd
[INFO] running `"docker" "start" "-a" "06440ced8af6b14b38152dbe770b294a1ee2f54d8efe7cf936c78ad0beae0abd"`
[INFO] [stderr]    Compiling wayland-scanner v0.20.11
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling wayland-sys v0.20.11
[INFO] [stderr]    Compiling wayland-commons v0.20.11
[INFO] [stderr]    Compiling parking_lot v0.6.3
[INFO] [stderr]    Compiling wayland-client v0.20.11
[INFO] [stderr]    Compiling wayland-protocols v0.20.11
[INFO] [stderr]    Compiling glutin v0.18.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.2.6
[INFO] [stderr]    Compiling winit v0.17.1
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/vm.rs:146:25
[INFO] [stderr]     |
[INFO] [stderr] 146 |                         self.v[idx] != self.v[idy];
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.29s
[INFO] running `"docker" "inspect" "06440ced8af6b14b38152dbe770b294a1ee2f54d8efe7cf936c78ad0beae0abd"`
[INFO] running `"docker" "rm" "-f" "06440ced8af6b14b38152dbe770b294a1ee2f54d8efe7cf936c78ad0beae0abd"`
[INFO] [stdout] 06440ced8af6b14b38152dbe770b294a1ee2f54d8efe7cf936c78ad0beae0abd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/hellerve/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] 3aaeeeb5faaf882497a69c491f3b3b5fa2a8568d325b7ce0d24fda89140416cf
[INFO] running `"docker" "start" "-a" "3aaeeeb5faaf882497a69c491f3b3b5fa2a8568d325b7ce0d24fda89140416cf"`
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/vm.rs:146:25
[INFO] [stderr]     |
[INFO] [stderr] 146 |                         self.v[idx] != self.v[idy];
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "3aaeeeb5faaf882497a69c491f3b3b5fa2a8568d325b7ce0d24fda89140416cf"`
[INFO] running `"docker" "rm" "-f" "3aaeeeb5faaf882497a69c491f3b3b5fa2a8568d325b7ce0d24fda89140416cf"`
[INFO] [stdout] 3aaeeeb5faaf882497a69c491f3b3b5fa2a8568d325b7ce0d24fda89140416cf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/hellerve/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] 006c06822017fcf0babfd883a2773d3308c36f54aa3955e38b432510706f97c7
[INFO] running `"docker" "start" "-a" "006c06822017fcf0babfd883a2773d3308c36f54aa3955e38b432510706f97c7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chip8-5c74953670bc06cf
[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" "006c06822017fcf0babfd883a2773d3308c36f54aa3955e38b432510706f97c7"`
[INFO] running `"docker" "rm" "-f" "006c06822017fcf0babfd883a2773d3308c36f54aa3955e38b432510706f97c7"`
[INFO] [stdout] 006c06822017fcf0babfd883a2773d3308c36f54aa3955e38b432510706f97c7