[INFO] updating cached repository 2bdkid/chip8-emulator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/2bdkid/chip8-emulator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/2bdkid/chip8-emulator" "work/ex/beta-1.38-1/sources/1.37.0/gh/2bdkid/chip8-emulator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/2bdkid/chip8-emulator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/2bdkid/chip8-emulator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/2bdkid/chip8-emulator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/2bdkid/chip8-emulator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d581b520575029c8636995f66f8304940505ff55
[INFO] sha for GitHub repo 2bdkid/chip8-emulator: d581b520575029c8636995f66f8304940505ff55
[INFO] validating manifest of 2bdkid/chip8-emulator 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 2bdkid/chip8-emulator 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 2bdkid/chip8-emulator
[INFO] finished frobbing 2bdkid/chip8-emulator
[INFO] frobbed toml for 2bdkid/chip8-emulator written to work/ex/beta-1.38-1/sources/1.37.0/gh/2bdkid/chip8-emulator/Cargo.toml
[INFO] started frobbing 2bdkid/chip8-emulator
[INFO] finished frobbing 2bdkid/chip8-emulator
[INFO] frobbed toml for 2bdkid/chip8-emulator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/2bdkid/chip8-emulator/Cargo.toml
[INFO] crate 2bdkid/chip8-emulator 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 2bdkid/chip8-emulator 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-4/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/2bdkid/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 421ee15a010a835d44d367458e96a27636b859cdc6820329a63bf5d5d628064b
[INFO] running `"docker" "start" "-a" "421ee15a010a835d44d367458e96a27636b859cdc6820329a63bf5d5d628064b"`
[INFO] [stderr]    Compiling ncurses v5.86.0
[INFO] [stderr]    Compiling chip8_virtual_machine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ncurses`
[INFO] [stderr]  --> src/system.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ncurses;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]   --> src/display.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn draw() {
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `poll`
[INFO] [stderr]    --> src/keyboard.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn poll(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `"docker" "inspect" "421ee15a010a835d44d367458e96a27636b859cdc6820329a63bf5d5d628064b"`
[INFO] running `"docker" "rm" "-f" "421ee15a010a835d44d367458e96a27636b859cdc6820329a63bf5d5d628064b"`
[INFO] [stdout] 421ee15a010a835d44d367458e96a27636b859cdc6820329a63bf5d5d628064b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/2bdkid/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 05044d56a38d2db78b016c19ea031bf3ecf6ce866dfe55abcc5a9dafc09a7148
[INFO] running `"docker" "start" "-a" "05044d56a38d2db78b016c19ea031bf3ecf6ce866dfe55abcc5a9dafc09a7148"`
[INFO] [stderr]    Compiling chip8_virtual_machine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ncurses`
[INFO] [stderr]  --> src/system.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ncurses;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]   --> src/display.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn draw() {
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `poll`
[INFO] [stderr]    --> src/keyboard.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn poll(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `"docker" "inspect" "05044d56a38d2db78b016c19ea031bf3ecf6ce866dfe55abcc5a9dafc09a7148"`
[INFO] running `"docker" "rm" "-f" "05044d56a38d2db78b016c19ea031bf3ecf6ce866dfe55abcc5a9dafc09a7148"`
[INFO] [stdout] 05044d56a38d2db78b016c19ea031bf3ecf6ce866dfe55abcc5a9dafc09a7148
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/2bdkid/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 6f00db1f5af52349e36f0398ff8b67bcbe6fa503971c1b366dfbd7b27b0e05d0
[INFO] running `"docker" "start" "-a" "6f00db1f5af52349e36f0398ff8b67bcbe6fa503971c1b366dfbd7b27b0e05d0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chip8_virtual_machine-8dca0a41e3298cba
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test instructions::tests::decode_addc ... ok
[INFO] [stdout] test instructions::tests::decode_addi ... ok
[INFO] [stdout] test instructions::tests::decode_drw ... ok
[INFO] [stdout] test instructions::tests::decode_cls ... ok
[INFO] [stdout] test instructions::tests::decode_call ... ok
[INFO] [stdout] test instructions::tests::decode_ldbr ... ok
[INFO] [stdout] test instructions::tests::decode_jpa ... ok
[INFO] [stdout] test instructions::tests::decode_ldi ... ok
[INFO] [stdout] test instructions::tests::decode_and ... ok
[INFO] [stdout] test instructions::tests::decode_ldc ... ok
[INFO] [stdout] test instructions::tests::decode_ldir ... ok
[INFO] [stdout] test instructions::tests::decode_ldr ... ok
[INFO] [stdout] test instructions::tests::decode_lddr ... ok
[INFO] [stdout] test instructions::tests::decode_addr ... ok
[INFO] [stdout] test instructions::tests::decode_jp ... ok
[INFO] [stdout] test instructions::tests::decode_or ... ok
[INFO] [stdout] test instructions::tests::decode_rdrs ... ok
[INFO] [stdout] test instructions::tests::decode_rnd ... ok
[INFO] [stdout] test instructions::tests::decode_sec ... ok
[INFO] [stdout] test instructions::tests::decode_ser ... ok
[INFO] [stdout] test instructions::tests::decode_sknp ... ok
[INFO] [stdout] test instructions::tests::decode_ldrd ... ok
[INFO] [stdout] test instructions::tests::decode_shl ... ok
[INFO] [stdout] test instructions::tests::decode_ldsr ... ok
[INFO] [stdout] test instructions::tests::decode_shr ... ok
[INFO] [stdout] test instructions::tests::decode_ldrs ... ok
[INFO] [stdout] test instructions::tests::decode_ldvk ... ok
[INFO] [stdout] test instructions::tests::decode_ret ... ok
[INFO] [stdout] test instructions::tests::decode_skp ... ok
[INFO] [stdout] test instructions::tests::decode_subn ... ok
[INFO] [stdout] test instructions::tests::decode_snec ... ok
[INFO] [stdout] test instructions::tests::decode_sub ... ok
[INFO] [stdout] test instructions::tests::decode_sne ... ok
[INFO] [stdout] test instructions::tests::decode_sys ... ok
[INFO] [stdout] test instructions::tests::decode_xor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chip8_virtual_machine-26d2bdc20e34d99f
[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_virtual_machine
[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" "6f00db1f5af52349e36f0398ff8b67bcbe6fa503971c1b366dfbd7b27b0e05d0"`
[INFO] running `"docker" "rm" "-f" "6f00db1f5af52349e36f0398ff8b67bcbe6fa503971c1b366dfbd7b27b0e05d0"`
[INFO] [stdout] 6f00db1f5af52349e36f0398ff8b67bcbe6fa503971c1b366dfbd7b27b0e05d0