Dec 13 21:19:51.866 INFO testing dixe/Chip-8 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 21:19:51.866 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 21:19:52.483 INFO [stdout] 78fd536ff75b59230cddd5f08f74b6177e543a9ce12c8c3047ea63f6a7d10198
Dec 13 21:19:52.485 INFO running `"docker" "start" "-a" "78fd536ff75b59230cddd5f08f74b6177e543a9ce12c8c3047ea63f6a7d10198"`
Dec 13 21:19:53.686 INFO [stderr] usermod: no changes
Dec 13 21:19:53.759 INFO [stderr]    Compiling chip8 v0.1.0 (/source)
Dec 13 21:19:54.182 INFO [stderr] warning: unused variable: `inst`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:62:9
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 62 |     let inst = &instructions[chip.pc as usize];
Dec 13 21:19:54.183 INFO [stderr]    |         ^^^^ help: consider using `_inst` instead
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variable does not need to be mutable
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:46:9
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 46 |     let mut instructions = &[Instruction::AddC {val: 10, vx:0},
Dec 13 21:19:54.183 INFO [stderr]    |         ----^^^^^^^^^^^^
Dec 13 21:19:54.183 INFO [stderr]    |         |
Dec 13 21:19:54.183 INFO [stderr]    |         help: remove this `mut`
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `Clear`
Dec 13 21:19:54.183 INFO [stderr]  --> src/main.rs:9:5
Dec 13 21:19:54.183 INFO [stderr]   |
Dec 13 21:19:54.183 INFO [stderr] 9 |     Clear,
Dec 13 21:19:54.183 INFO [stderr]   |     ^^^^^
Dec 13 21:19:54.183 INFO [stderr]   |
Dec 13 21:19:54.183 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `Ret`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:10:5
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 10 |     Ret,
Dec 13 21:19:54.183 INFO [stderr]    |     ^^^
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `Call`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:12:5
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 12 |     Call {address: u16},
Dec 13 21:19:54.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `SkipNeq`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:14:5
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 14 |     SkipNeq {val: u8},
Dec 13 21:19:54.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `SkipEqReg`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:15:5
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 15 |     SkipEqReg {val: u8, vy: u8, vx: u8},
Dec 13 21:19:54.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `SetC`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:16:5
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 16 |     SetC {val: u8, vx: u8}, // VX = val
Dec 13 21:19:54.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `SetR`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:18:5
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 18 |     SetR {vx: u8, vy: u8}, // Vx = reg[vy]
Dec 13 21:19:54.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `OrR`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:19:5
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 19 |     OrR {vx: u8, vy: u8},
Dec 13 21:19:54.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `AndR`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:20:5
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 20 |     AndR {vx: u8, vy: u8},
Dec 13 21:19:54.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `XorR`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:21:5
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 21 |     XorR {vx: u8, vy: u8},
Dec 13 21:19:54.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.183 INFO [stderr] 
Dec 13 21:19:54.183 INFO [stderr] warning: variant is never constructed: `AddR`
Dec 13 21:19:54.183 INFO [stderr]   --> src/main.rs:22:5
Dec 13 21:19:54.183 INFO [stderr]    |
Dec 13 21:19:54.183 INFO [stderr] 22 |     AddR {vx: u8, vy: u8}, // Remeber to set carry VF
Dec 13 21:19:54.191 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.191 INFO [stderr] 
Dec 13 21:19:54.191 INFO [stderr] warning: variant is never constructed: `SubR`
Dec 13 21:19:54.191 INFO [stderr]   --> src/main.rs:23:5
Dec 13 21:19:54.191 INFO [stderr]    |
Dec 13 21:19:54.191 INFO [stderr] 23 |     SubR {vx: u8, vy: u8}, // Remeber to set carry VF
Dec 13 21:19:54.191 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.191 INFO [stderr] 
Dec 13 21:19:54.191 INFO [stderr] warning: variant is never constructed: `ShiftR`
Dec 13 21:19:54.191 INFO [stderr]   --> src/main.rs:24:5
Dec 13 21:19:54.191 INFO [stderr]    |
Dec 13 21:19:54.191 INFO [stderr] 24 |     ShiftR{vx: u8}, // VF is set to least sig bit before shift
Dec 13 21:19:54.191 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 13 21:19:54.191 INFO [stderr] 
Dec 13 21:19:54.191 INFO [stderr] warning: variant is never constructed: `SubSwitch`
Dec 13 21:19:54.191 INFO [stderr]   --> src/main.rs:25:5
Dec 13 21:19:54.191 INFO [stderr]    |
Dec 13 21:19:54.191 INFO [stderr] 25 |     SubSwitch{ vx: u8, vy: u8}, // VF 0 when borrow and 1 if not
Dec 13 21:19:54.191 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.191 INFO [stderr] 
Dec 13 21:19:54.191 INFO [stderr] warning: variant is never constructed: `ShiftL`
Dec 13 21:19:54.191 INFO [stderr]   --> src/main.rs:26:5
Dec 13 21:19:54.191 INFO [stderr]    |
Dec 13 21:19:54.191 INFO [stderr] 26 |     ShiftL{ vx: u8}, // vf set to most sig bit before shift
Dec 13 21:19:54.191 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 21:19:54.191 INFO [stderr] 
Dec 13 21:19:54.191 INFO [stderr] warning: variant is never constructed: `NOP`
Dec 13 21:19:54.191 INFO [stderr]   --> src/main.rs:27:5
Dec 13 21:19:54.191 INFO [stderr]    |
Dec 13 21:19:54.191 INFO [stderr] 27 |     NOP
Dec 13 21:19:54.191 INFO [stderr]    |     ^^^
Dec 13 21:19:54.191 INFO [stderr] 
Dec 13 21:19:54.191 INFO [stderr] warning: field is never used: `ireg`
Dec 13 21:19:54.191 INFO [stderr]   --> src/main.rs:32:5
Dec 13 21:19:54.191 INFO [stderr]    |
Dec 13 21:19:54.191 INFO [stderr] 32 |     ireg: u16,
Dec 13 21:19:54.191 INFO [stderr]    |     ^^^^^^^^^
Dec 13 21:19:54.191 INFO [stderr] 
Dec 13 21:19:54.191 INFO [stderr] warning: field is never used: `memory`
Dec 13 21:19:54.191 INFO [stderr]   --> src/main.rs:33:5
Dec 13 21:19:54.191 INFO [stderr]    |
Dec 13 21:19:54.191 INFO [stderr] 33 |     memory: [u8; 4096],
Dec 13 21:19:54.191 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 21:19:54.191 INFO [stderr] 
Dec 13 21:19:54.191 INFO [stderr] warning: variable `progLen` should have a snake case name such as `prog_len`
Dec 13 21:19:54.191 INFO [stderr]   --> src/main.rs:64:9
Dec 13 21:19:54.191 INFO [stderr]    |
Dec 13 21:19:54.191 INFO [stderr] 64 |     let progLen  = instructions.len();
Dec 13 21:19:54.191 INFO [stderr]    |         ^^^^^^^
Dec 13 21:19:54.191 INFO [stderr]    |
Dec 13 21:19:54.191 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 13 21:19:54.191 INFO [stderr] 
Dec 13 21:19:54.576 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Dec 13 21:19:54.578 INFO [stderr] su: No module specific data is present
Dec 13 21:19:55.414 INFO running `"docker" "inspect" "78fd536ff75b59230cddd5f08f74b6177e543a9ce12c8c3047ea63f6a7d10198"`
Dec 13 21:19:55.771 INFO running `"docker" "rm" "-f" "78fd536ff75b59230cddd5f08f74b6177e543a9ce12c8c3047ea63f6a7d10198"`
Dec 13 21:19:56.067 INFO [stdout] 78fd536ff75b59230cddd5f08f74b6177e543a9ce12c8c3047ea63f6a7d10198
Dec 13 21:19:56.075 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 21:19:56.626 INFO [stdout] cb764058dddcd5b35f7f81a8de0868c857d3893b9b1eaea26f1ca4d23c2e530b
Dec 13 21:19:56.628 INFO running `"docker" "start" "-a" "cb764058dddcd5b35f7f81a8de0868c857d3893b9b1eaea26f1ca4d23c2e530b"`
Dec 13 21:19:58.055 INFO [stderr] usermod: no changes
Dec 13 21:19:58.115 INFO [stderr]    Compiling chip8 v0.1.0 (/source)
Dec 13 21:19:58.585 INFO [stderr] warning: unused variable: `inst`
Dec 13 21:19:58.585 INFO [stderr]   --> src/main.rs:62:9
Dec 13 21:19:58.585 INFO [stderr]    |
Dec 13 21:19:58.585 INFO [stderr] 62 |     let inst = &instructions[chip.pc as usize];
Dec 13 21:19:58.585 INFO [stderr]    |         ^^^^ help: consider using `_inst` instead
Dec 13 21:19:58.585 INFO [stderr]    |
Dec 13 21:19:58.585 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 21:19:58.585 INFO [stderr] 
Dec 13 21:19:58.585 INFO [stderr] warning: variable does not need to be mutable
Dec 13 21:19:58.585 INFO [stderr]   --> src/main.rs:46:9
Dec 13 21:19:58.585 INFO [stderr]    |
Dec 13 21:19:58.585 INFO [stderr] 46 |     let mut instructions = &[Instruction::AddC {val: 10, vx:0},
Dec 13 21:19:58.585 INFO [stderr]    |         ----^^^^^^^^^^^^
Dec 13 21:19:58.585 INFO [stderr]    |         |
Dec 13 21:19:58.585 INFO [stderr]    |         help: remove this `mut`
Dec 13 21:19:58.585 INFO [stderr]    |
Dec 13 21:19:58.585 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 21:19:58.585 INFO [stderr] 
Dec 13 21:19:58.602 INFO [stderr] warning: variant is never constructed: `Clear`
Dec 13 21:19:58.603 INFO [stderr]  --> src/main.rs:9:5
Dec 13 21:19:58.603 INFO [stderr]   |
Dec 13 21:19:58.603 INFO [stderr] 9 |     Clear,
Dec 13 21:19:58.603 INFO [stderr]   |     ^^^^^
Dec 13 21:19:58.603 INFO [stderr]   |
Dec 13 21:19:58.603 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `Ret`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:10:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 10 |     Ret,
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `Call`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:12:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 12 |     Call {address: u16},
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `SkipNeq`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:14:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 14 |     SkipNeq {val: u8},
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `SkipEqReg`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:15:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 15 |     SkipEqReg {val: u8, vy: u8, vx: u8},
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `SetC`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:16:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 16 |     SetC {val: u8, vx: u8}, // VX = val
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `SetR`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:18:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 18 |     SetR {vx: u8, vy: u8}, // Vx = reg[vy]
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `OrR`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:19:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 19 |     OrR {vx: u8, vy: u8},
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `AndR`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:20:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 20 |     AndR {vx: u8, vy: u8},
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `XorR`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:21:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 21 |     XorR {vx: u8, vy: u8},
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `AddR`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:22:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 22 |     AddR {vx: u8, vy: u8}, // Remeber to set carry VF
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `SubR`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:23:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 23 |     SubR {vx: u8, vy: u8}, // Remeber to set carry VF
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `ShiftR`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:24:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 24 |     ShiftR{vx: u8}, // VF is set to least sig bit before shift
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `SubSwitch`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:25:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 25 |     SubSwitch{ vx: u8, vy: u8}, // VF 0 when borrow and 1 if not
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.603 INFO [stderr] warning: variant is never constructed: `ShiftL`
Dec 13 21:19:58.603 INFO [stderr]   --> src/main.rs:26:5
Dec 13 21:19:58.603 INFO [stderr]    |
Dec 13 21:19:58.603 INFO [stderr] 26 |     ShiftL{ vx: u8}, // vf set to most sig bit before shift
Dec 13 21:19:58.603 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 21:19:58.603 INFO [stderr] 
Dec 13 21:19:58.604 INFO [stderr] warning: variant is never constructed: `NOP`
Dec 13 21:19:58.604 INFO [stderr]   --> src/main.rs:27:5
Dec 13 21:19:58.604 INFO [stderr]    |
Dec 13 21:19:58.604 INFO [stderr] 27 |     NOP
Dec 13 21:19:58.604 INFO [stderr]    |     ^^^
Dec 13 21:19:58.604 INFO [stderr] 
Dec 13 21:19:58.604 INFO [stderr] warning: field is never used: `ireg`
Dec 13 21:19:58.604 INFO [stderr]   --> src/main.rs:32:5
Dec 13 21:19:58.604 INFO [stderr]    |
Dec 13 21:19:58.604 INFO [stderr] 32 |     ireg: u16,
Dec 13 21:19:58.604 INFO [stderr]    |     ^^^^^^^^^
Dec 13 21:19:58.604 INFO [stderr] 
Dec 13 21:19:58.604 INFO [stderr] warning: field is never used: `memory`
Dec 13 21:19:58.604 INFO [stderr]   --> src/main.rs:33:5
Dec 13 21:19:58.604 INFO [stderr]    |
Dec 13 21:19:58.604 INFO [stderr] 33 |     memory: [u8; 4096],
Dec 13 21:19:58.604 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 21:19:58.604 INFO [stderr] 
Dec 13 21:19:58.604 INFO [stderr] warning: variable `progLen` should have a snake case name such as `prog_len`
Dec 13 21:19:58.604 INFO [stderr]   --> src/main.rs:64:9
Dec 13 21:19:58.604 INFO [stderr]    |
Dec 13 21:19:58.604 INFO [stderr] 64 |     let progLen  = instructions.len();
Dec 13 21:19:58.604 INFO [stderr]    |         ^^^^^^^
Dec 13 21:19:58.604 INFO [stderr]    |
Dec 13 21:19:58.604 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 13 21:19:58.604 INFO [stderr] 
Dec 13 21:19:58.956 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Dec 13 21:19:58.956 INFO [stderr] su: No module specific data is present
Dec 13 21:19:59.519 INFO running `"docker" "inspect" "cb764058dddcd5b35f7f81a8de0868c857d3893b9b1eaea26f1ca4d23c2e530b"`
Dec 13 21:19:59.741 INFO running `"docker" "rm" "-f" "cb764058dddcd5b35f7f81a8de0868c857d3893b9b1eaea26f1ca4d23c2e530b"`
Dec 13 21:19:59.977 INFO [stdout] cb764058dddcd5b35f7f81a8de0868c857d3893b9b1eaea26f1ca4d23c2e530b
Dec 13 21:19:59.984 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 21:20:00.371 INFO [stdout] db110283db6a93d620e6b65bc57a8355cbb068eeea25394e83c46ade96dfc9c7
Dec 13 21:20:00.379 INFO running `"docker" "start" "-a" "db110283db6a93d620e6b65bc57a8355cbb068eeea25394e83c46ade96dfc9c7"`
Dec 13 21:20:01.745 INFO [stderr] usermod: no changes
Dec 13 21:20:01.794 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 21:20:01.799 INFO [stderr]      Running /target/debug/deps/chip8-03e5c72b45cffc46
Dec 13 21:20:01.803 INFO [stdout] 
Dec 13 21:20:01.803 INFO [stdout] running 0 tests
Dec 13 21:20:01.803 INFO [stdout] 
Dec 13 21:20:01.803 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 21:20:01.803 INFO [stdout] 
Dec 13 21:20:01.805 INFO [stderr] su: No module specific data is present
Dec 13 21:20:02.569 INFO running `"docker" "inspect" "db110283db6a93d620e6b65bc57a8355cbb068eeea25394e83c46ade96dfc9c7"`
Dec 13 21:20:02.887 INFO running `"docker" "rm" "-f" "db110283db6a93d620e6b65bc57a8355cbb068eeea25394e83c46ade96dfc9c7"`
Dec 13 21:20:03.159 INFO [stdout] db110283db6a93d620e6b65bc57a8355cbb068eeea25394e83c46ade96dfc9c7