[INFO] updating cached repository mobad/rustichip8
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mobad/rustichip8
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mobad/rustichip8" "work/ex/beta-1.37-6/sources/1.36.0/gh/mobad/rustichip8"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mobad/rustichip8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mobad/rustichip8" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mobad/rustichip8"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mobad/rustichip8'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 778422dc53a549eb27bbcb8b7c4bcd044e2c65f2
[INFO] sha for GitHub repo mobad/rustichip8: 778422dc53a549eb27bbcb8b7c4bcd044e2c65f2
[INFO] validating manifest of mobad/rustichip8 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 mobad/rustichip8 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 mobad/rustichip8
[INFO] finished frobbing mobad/rustichip8
[INFO] frobbed toml for mobad/rustichip8 written to work/ex/beta-1.37-6/sources/1.36.0/gh/mobad/rustichip8/Cargo.toml
[INFO] started frobbing mobad/rustichip8
[INFO] finished frobbing mobad/rustichip8
[INFO] frobbed toml for mobad/rustichip8 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mobad/rustichip8/Cargo.toml
[INFO] crate mobad/rustichip8 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 mobad/rustichip8 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-7/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/mobad/rustichip8:/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] 0c8f85c0313cb93179a3e7b13203a06c3f5ba9d183f6a414b93b707142a39c7c
[INFO] running `"docker" "start" "-a" "0c8f85c0313cb93179a3e7b13203a06c3f5ba9d183f6a414b93b707142a39c7c"`
[INFO] [stderr]    Compiling rustichip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `vx`
[INFO] [stderr]    --> src/main.rs:200:19
[INFO] [stderr]     |
[INFO] [stderr] 200 |             (0xE, vx, 0x9, 0xE) => {
[INFO] [stderr]     |                   ^^ help: consider prefixing with an underscore: `_vx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vx`
[INFO] [stderr]    --> src/main.rs:207:19
[INFO] [stderr]     |
[INFO] [stderr] 207 |             (0xE, vx, 0xA, 0x1) => {
[INFO] [stderr]     |                   ^^ help: consider prefixing with an underscore: `_vx`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "0c8f85c0313cb93179a3e7b13203a06c3f5ba9d183f6a414b93b707142a39c7c"`
[INFO] running `"docker" "rm" "-f" "0c8f85c0313cb93179a3e7b13203a06c3f5ba9d183f6a414b93b707142a39c7c"`
[INFO] [stdout] 0c8f85c0313cb93179a3e7b13203a06c3f5ba9d183f6a414b93b707142a39c7c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/mobad/rustichip8:/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] 694fd4e9b30bfbbbf5b3bbde3f1c22aaf8348774e308be939db65350f7ba867b
[INFO] running `"docker" "start" "-a" "694fd4e9b30bfbbbf5b3bbde3f1c22aaf8348774e308be939db65350f7ba867b"`
[INFO] [stderr]    Compiling rustichip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `vx`
[INFO] [stderr]    --> src/main.rs:200:19
[INFO] [stderr]     |
[INFO] [stderr] 200 |             (0xE, vx, 0x9, 0xE) => {
[INFO] [stderr]     |                   ^^ help: consider prefixing with an underscore: `_vx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vx`
[INFO] [stderr]    --> src/main.rs:207:19
[INFO] [stderr]     |
[INFO] [stderr] 207 |             (0xE, vx, 0xA, 0x1) => {
[INFO] [stderr]     |                   ^^ help: consider prefixing with an underscore: `_vx`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "694fd4e9b30bfbbbf5b3bbde3f1c22aaf8348774e308be939db65350f7ba867b"`
[INFO] running `"docker" "rm" "-f" "694fd4e9b30bfbbbf5b3bbde3f1c22aaf8348774e308be939db65350f7ba867b"`
[INFO] [stdout] 694fd4e9b30bfbbbf5b3bbde3f1c22aaf8348774e308be939db65350f7ba867b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/mobad/rustichip8:/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] 0c0b2c2e8b8ff03006355badfd747c08339ab50d77a7dc96bcdddac169b44dfd
[INFO] running `"docker" "start" "-a" "0c0b2c2e8b8ff03006355badfd747c08339ab50d77a7dc96bcdddac169b44dfd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustichip8-5a7a697e33be5071
[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" "0c0b2c2e8b8ff03006355badfd747c08339ab50d77a7dc96bcdddac169b44dfd"`
[INFO] running `"docker" "rm" "-f" "0c0b2c2e8b8ff03006355badfd747c08339ab50d77a7dc96bcdddac169b44dfd"`
[INFO] [stdout] 0c0b2c2e8b8ff03006355badfd747c08339ab50d77a7dc96bcdddac169b44dfd