[INFO] cloning repository https://github.com/Tom-Goring/Rust-8080
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tom-Goring/Rust-8080" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTom-Goring%2FRust-8080", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTom-Goring%2FRust-8080'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 760c4a73dd1cd6480275196c822c8e3622ef2594
[INFO] testing Tom-Goring/Rust-8080 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTom-Goring%2FRust-8080" "/workspace/builds/worker-35/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tom-Goring/Rust-8080 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tom-Goring/Rust-8080
[INFO] finished tweaking git repo https://github.com/Tom-Goring/Rust-8080
[INFO] tweaked toml for git repo https://github.com/Tom-Goring/Rust-8080 written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate git repo https://github.com/Tom-Goring/Rust-8080 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c77fd8b6c7171e2b6e3acb7f09df37e4842359ced8bd5286ed027cd77df53e3
[INFO] running `Command { std: "docker" "start" "-a" "5c77fd8b6c7171e2b6e3acb7f09df37e4842359ced8bd5286ed027cd77df53e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c77fd8b6c7171e2b6e3acb7f09df37e4842359ced8bd5286ed027cd77df53e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c77fd8b6c7171e2b6e3acb7f09df37e4842359ced8bd5286ed027cd77df53e3", kill_on_drop: false }`
[INFO] [stdout] 5c77fd8b6c7171e2b6e3acb7f09df37e4842359ced8bd5286ed027cd77df53e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6363099c054b1cba800600b6b581281f7addb341b5dcd21eb77eed83b0a4f591
[INFO] running `Command { std: "docker" "start" "-a" "6363099c054b1cba800600b6b581281f7addb341b5dcd21eb77eed83b0a4f591", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling c_vec v1.3.3
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rust-8080 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/invaders.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 ((reg >> (8 - self.shift_amount)) as u8)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:337:39
[INFO] [stdout]     |
[INFO] [stdout] 337 |         if self.reg.get_flag(Carry) { (self.reg[A] |= 0b00000001 )}
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:345:39
[INFO] [stdout]     |
[INFO] [stdout] 345 |         if self.reg.get_flag(Carry) { (self.reg[A] |= 0b10000000 )}
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:822:23
[INFO] [stdout]     |
[INFO] [stdout] 822 |             0x40 => { (self.mov(B, B) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:823:23
[INFO] [stdout]     |
[INFO] [stdout] 823 |             0x41 => { (self.mov(B, C) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:824:23
[INFO] [stdout]     |
[INFO] [stdout] 824 |             0x42 => { (self.mov(B, D) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:825:23
[INFO] [stdout]     |
[INFO] [stdout] 825 |             0x43 => { (self.mov(B, E) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:826:23
[INFO] [stdout]     |
[INFO] [stdout] 826 |             0x44 => { (self.mov(B, H) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:827:23
[INFO] [stdout]     |
[INFO] [stdout] 827 |             0x45 => { (self.mov(B, L) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:828:23
[INFO] [stdout]     |
[INFO] [stdout] 828 |             0x46 => { (self.mov(B, M) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:829:23
[INFO] [stdout]     |
[INFO] [stdout] 829 |             0x47 => { (self.mov(B, A) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:832:23
[INFO] [stdout]     |
[INFO] [stdout] 832 |             0x48 => { (self.mov(C, B) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:833:23
[INFO] [stdout]     |
[INFO] [stdout] 833 |             0x49 => { (self.mov(C, C) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:834:23
[INFO] [stdout]     |
[INFO] [stdout] 834 |             0x4a => { (self.mov(C, D) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:835:23
[INFO] [stdout]     |
[INFO] [stdout] 835 |             0x4b => { (self.mov(C, E) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:836:23
[INFO] [stdout]     |
[INFO] [stdout] 836 |             0x4c => { (self.mov(C, H) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:837:23
[INFO] [stdout]     |
[INFO] [stdout] 837 |             0x4d => { (self.mov(C, L) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:838:23
[INFO] [stdout]     |
[INFO] [stdout] 838 |             0x4e => { (self.mov(C, M) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:839:23
[INFO] [stdout]     |
[INFO] [stdout] 839 |             0x4f => { (self.mov(C, A) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:842:23
[INFO] [stdout]     |
[INFO] [stdout] 842 |             0x50 => { (self.mov(D, B) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:843:23
[INFO] [stdout]     |
[INFO] [stdout] 843 |             0x51 => { (self.mov(D, C) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:844:23
[INFO] [stdout]     |
[INFO] [stdout] 844 |             0x52 => { (self.mov(D, D) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:845:23
[INFO] [stdout]     |
[INFO] [stdout] 845 |             0x53 => { (self.mov(D, E) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:846:23
[INFO] [stdout]     |
[INFO] [stdout] 846 |             0x54 => { (self.mov(D, H) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:847:23
[INFO] [stdout]     |
[INFO] [stdout] 847 |             0x55 => { (self.mov(D, L) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:848:23
[INFO] [stdout]     |
[INFO] [stdout] 848 |             0x56 => { (self.mov(D, M) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:849:23
[INFO] [stdout]     |
[INFO] [stdout] 849 |             0x57 => { (self.mov(D, A) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:852:23
[INFO] [stdout]     |
[INFO] [stdout] 852 |             0x58 => { (self.mov(E, B) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:853:23
[INFO] [stdout]     |
[INFO] [stdout] 853 |             0x59 => { (self.mov(E, C) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:854:23
[INFO] [stdout]     |
[INFO] [stdout] 854 |             0x5a => { (self.mov(E, D) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:855:23
[INFO] [stdout]     |
[INFO] [stdout] 855 |             0x5b => { (self.mov(E, E) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:856:23
[INFO] [stdout]     |
[INFO] [stdout] 856 |             0x5c => { (self.mov(E, H) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:857:23
[INFO] [stdout]     |
[INFO] [stdout] 857 |             0x5d => { (self.mov(E, L) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:858:23
[INFO] [stdout]     |
[INFO] [stdout] 858 |             0x5e => { (self.mov(E, M) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:859:23
[INFO] [stdout]     |
[INFO] [stdout] 859 |             0x5f => { (self.mov(E, A) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:862:23
[INFO] [stdout]     |
[INFO] [stdout] 862 |             0x60 => { (self.mov(H, B) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:863:23
[INFO] [stdout]     |
[INFO] [stdout] 863 |             0x61 => { (self.mov(H, C) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:864:23
[INFO] [stdout]     |
[INFO] [stdout] 864 |             0x62 => { (self.mov(H, D) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:865:23
[INFO] [stdout]     |
[INFO] [stdout] 865 |             0x63 => { (self.mov(H, E) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:866:23
[INFO] [stdout]     |
[INFO] [stdout] 866 |             0x64 => { (self.mov(H, H) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:867:23
[INFO] [stdout]     |
[INFO] [stdout] 867 |             0x65 => { (self.mov(H, L) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:868:23
[INFO] [stdout]     |
[INFO] [stdout] 868 |             0x66 => { (self.mov(H, M) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:869:23
[INFO] [stdout]     |
[INFO] [stdout] 869 |             0x67 => { (self.mov(H, A) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:872:23
[INFO] [stdout]     |
[INFO] [stdout] 872 |             0x68 => { (self.mov(L, B) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:873:23
[INFO] [stdout]     |
[INFO] [stdout] 873 |             0x69 => { (self.mov(L, C) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:874:23
[INFO] [stdout]     |
[INFO] [stdout] 874 |             0x6a => { (self.mov(L, D) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:875:23
[INFO] [stdout]     |
[INFO] [stdout] 875 |             0x6b => { (self.mov(L, E) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:876:23
[INFO] [stdout]     |
[INFO] [stdout] 876 |             0x6c => { (self.mov(L, H) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:877:23
[INFO] [stdout]     |
[INFO] [stdout] 877 |             0x6d => { (self.mov(L, L) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:878:23
[INFO] [stdout]     |
[INFO] [stdout] 878 |             0x6e => { (self.mov(L, M) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:879:23
[INFO] [stdout]     |
[INFO] [stdout] 879 |             0x6f => { (self.mov(L, A) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:882:23
[INFO] [stdout]     |
[INFO] [stdout] 882 |             0x70 => { (self.mov(M, B) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:883:23
[INFO] [stdout]     |
[INFO] [stdout] 883 |             0x71 => { (self.mov(M, C) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:884:23
[INFO] [stdout]     |
[INFO] [stdout] 884 |             0x72 => { (self.mov(M, D) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:885:23
[INFO] [stdout]     |
[INFO] [stdout] 885 |             0x73 => { (self.mov(M, E) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:886:23
[INFO] [stdout]     |
[INFO] [stdout] 886 |             0x74 => { (self.mov(M, H) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:887:23
[INFO] [stdout]     |
[INFO] [stdout] 887 |             0x75 => { (self.mov(M, L) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:889:23
[INFO] [stdout]     |
[INFO] [stdout] 889 |             0x77 => { (self.mov(M, A) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:892:23
[INFO] [stdout]     |
[INFO] [stdout] 892 |             0x78 => { (self.mov(A, B) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:893:23
[INFO] [stdout]     |
[INFO] [stdout] 893 |             0x79 => { (self.mov(A, C) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:894:23
[INFO] [stdout]     |
[INFO] [stdout] 894 |             0x7a => { (self.mov(A, D) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:895:23
[INFO] [stdout]     |
[INFO] [stdout] 895 |             0x7b => { (self.mov(A, E) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:896:23
[INFO] [stdout]     |
[INFO] [stdout] 896 |             0x7c => { (self.mov(A, H) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:897:23
[INFO] [stdout]     |
[INFO] [stdout] 897 |             0x7d => { (self.mov(A, L) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:898:23
[INFO] [stdout]     |
[INFO] [stdout] 898 |             0x7e => { (self.mov(A, M) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:899:23
[INFO] [stdout]     |
[INFO] [stdout] 899 |             0x7f => { (self.mov(A, A) )},
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:992:23
[INFO] [stdout]     |
[INFO] [stdout] 992 |             0xc4 => { (self.cnz() )}, // if NZ CALL addr
[INFO] [stdout]     |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:993:23
[INFO] [stdout]     |
[INFO] [stdout] 993 |             0xc5 => { (self.push(BC) )}, // PUSH B
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:994:23
[INFO] [stdout]     |
[INFO] [stdout] 994 |             0xc6 => { (self.adi() )}, // ADI (add immediate to acc)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/i8080/cpu.rs:998:23
[INFO] [stdout]     |
[INFO] [stdout] 998 |             0xc8 => { (self.rz() )}, // If Z RET
[INFO] [stdout]     |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1000:23
[INFO] [stdout]      |
[INFO] [stdout] 1000 |             0xca => { (self.jz() )}, // JZ addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1002:23
[INFO] [stdout]      |
[INFO] [stdout] 1002 |             0xcc => { (self.cz() )}, // if Z CALL addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1025:23
[INFO] [stdout]      |
[INFO] [stdout] 1025 |             0xce => { (self.aci() )}, // ACI (add immediate byte & carry to acc)
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1026:23
[INFO] [stdout]      |
[INFO] [stdout] 1026 |             0xcf => { (self.rst(0x8) )}, // CALL $8
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1029:23
[INFO] [stdout]      |
[INFO] [stdout] 1029 |             0xd0 => { (self.rnc() )}, // if !C RET
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1030:23
[INFO] [stdout]      |
[INFO] [stdout] 1030 |             0xd1 => { (self.pop(DE) )}, // POP D
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1031:23
[INFO] [stdout]      |
[INFO] [stdout] 1031 |             0xd2 => { (self.jnc() )}, // JNC addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1033:23
[INFO] [stdout]      |
[INFO] [stdout] 1033 |             0xd4 => { (self.cnc() )}, // if !C CALL addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1034:23
[INFO] [stdout]      |
[INFO] [stdout] 1034 |             0xd5 => { (self.push(DE) )}, // PUSH D
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1035:23
[INFO] [stdout]      |
[INFO] [stdout] 1035 |             0xd6 => { (self.sui() )}, // subtract immediate byte from acc & set all flags
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1036:23
[INFO] [stdout]      |
[INFO] [stdout] 1036 |             0xd7 => { (self.rst(0x10) )}, // CALL $18
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1039:23
[INFO] [stdout]      |
[INFO] [stdout] 1039 |             0xd8 => { (self.rc() )}, // if C RET
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1041:23
[INFO] [stdout]      |
[INFO] [stdout] 1041 |             0xda => { (self.jc() )}, // if C jmp addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1043:23
[INFO] [stdout]      |
[INFO] [stdout] 1043 |             0xdc => { (self.cc() )}, // if C CALL addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1045:23
[INFO] [stdout]      |
[INFO] [stdout] 1045 |             0xde => { (self.sbi() )}, // sutract immediate byte & carry from acc & set all flags
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1046:23
[INFO] [stdout]      |
[INFO] [stdout] 1046 |             0xdf => { (self.rst(0x18) )}, // CALL $18 (??)
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1049:23
[INFO] [stdout]      |
[INFO] [stdout] 1049 |             0xe0 => { (self.rpo() )}, // if PO RET
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1050:23
[INFO] [stdout]      |
[INFO] [stdout] 1050 |             0xe1 => { (self.pop(HL) )}, // POP H
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1051:23
[INFO] [stdout]      |
[INFO] [stdout] 1051 |             0xe2 => { (self.jpo() )}, // JPO addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1052:23
[INFO] [stdout]      |
[INFO] [stdout] 1052 |             0xe3 => { (self.xthl() )}, // XTHL
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1053:23
[INFO] [stdout]      |
[INFO] [stdout] 1053 |             0xe4 => { (self.cpo() )}, // if PO call addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1054:23
[INFO] [stdout]      |
[INFO] [stdout] 1054 |             0xe5 => { (self.push(HL) )}, // PUSH H
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1055:23
[INFO] [stdout]      |
[INFO] [stdout] 1055 |             0xe6 => { (self.ani() )}, // bitwise AND acc with immediate byte & set flags
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1056:23
[INFO] [stdout]      |
[INFO] [stdout] 1056 |             0xe7 => { (self.rst(0x20) )}, // CALL $20
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1059:23
[INFO] [stdout]      |
[INFO] [stdout] 1059 |             0xe8 => { (self.rpe() )}, // if PE RET
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1060:23
[INFO] [stdout]      |
[INFO] [stdout] 1060 |             0xe9 => { (self.pchl() )}, // PCHL
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1061:23
[INFO] [stdout]      |
[INFO] [stdout] 1061 |             0xea => { (self.jpe() )}, // if PE move immediate word to PC
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1062:23
[INFO] [stdout]      |
[INFO] [stdout] 1062 |             0xeb => { (self.xchg() )}, // XCHG
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1063:23
[INFO] [stdout]      |
[INFO] [stdout] 1063 |             0xec => { (self.cpe() )}, // if PE call addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1065:23
[INFO] [stdout]      |
[INFO] [stdout] 1065 |             0xee => { (self.xri() )}, // bitwise XOR immediate byte with acc and set flags
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1066:23
[INFO] [stdout]      |
[INFO] [stdout] 1066 |             0xef => { (self.rst(0x28) )}, // CALL $28
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1069:23
[INFO] [stdout]      |
[INFO] [stdout] 1069 |             0xf0 => { (self.rp() )}, // if P RET
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1070:23
[INFO] [stdout]      |
[INFO] [stdout] 1070 |             0xf1 => { (self.pop(PSW) )}, // POP psw
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1071:23
[INFO] [stdout]      |
[INFO] [stdout] 1071 |             0xf2 => { (self.jp() )}, // if P jmp addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1072:23
[INFO] [stdout]      |
[INFO] [stdout] 1072 |             0xf3 => { (self.di() )}, // DI (??)
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1073:23
[INFO] [stdout]      |
[INFO] [stdout] 1073 |             0xf4 => { (self.cp() )}, // if P call addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1074:23
[INFO] [stdout]      |
[INFO] [stdout] 1074 |             0xf5 => { (self.push(PSW) )}, // PUSH PSW
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1075:23
[INFO] [stdout]      |
[INFO] [stdout] 1075 |             0xf6 => { (self.ori() )}, // bitwise OR immediate byte with acc and set flags
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1076:23
[INFO] [stdout]      |
[INFO] [stdout] 1076 |             0xf7 => { (self.rst(0x30) )}, // CALL $30
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1079:23
[INFO] [stdout]      |
[INFO] [stdout] 1079 |             0xf8 => { (self.rm() )}, // if M, RET
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1080:23
[INFO] [stdout]      |
[INFO] [stdout] 1080 |             0xf9 => { (self.sphl() )}, // SPHL
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1081:23
[INFO] [stdout]      |
[INFO] [stdout] 1081 |             0xfa => { (self.jm() )}, // if M jmp addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1082:23
[INFO] [stdout]      |
[INFO] [stdout] 1082 |             0xfb => { (self.ei() )}, // EI (??)
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1083:23
[INFO] [stdout]      |
[INFO] [stdout] 1083 |             0xfc => { (self.cm() )}, // if M call addr
[INFO] [stdout]      |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1085:23
[INFO] [stdout]      |
[INFO] [stdout] 1085 |             0xfe => { (self.cpi() )}, // compare acc to immediate byte & set flags
[INFO] [stdout]      |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/i8080/cpu.rs:1086:23
[INFO] [stdout]      |
[INFO] [stdout] 1086 |             0xff => { (self.rst(0x38) )}, // CALL $38
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.rust_8080.35c53255-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e.82oxvscw3cqb9ic.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-58bbaf1deab20fc4.rlib" "/opt/rustwide/target/debug/deps/librand-b175e091d620a553.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-d4ae02a3e9b0f800.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-2fc635e19462dd39.rlib" "/opt/rustwide/target/debug/deps/librand_hc-3061ed7fff4f73ac.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-9ffc456c8e26e6a4.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-3389291204d384a2.rlib" "/opt/rustwide/target/debug/deps/librand_core-4f51009b94176a49.rlib" "/opt/rustwide/target/debug/deps/librand_os-3b9ada366dcd4a9f.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-32f7227826608430.rlib" "/opt/rustwide/target/debug/deps/librand_core-fefd062cdcb3b90d.rlib" "/opt/rustwide/target/debug/deps/libc_vec-26c07a6a252610a3.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-1d68db05d4d794df.rlib" "/opt/rustwide/target/debug/deps/libbitflags-117d41ac256572da.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rlib" "/opt/rustwide/target/debug/deps/liblibc-682a28d7d243d015.rlib" "/opt/rustwide/target/debug/deps/libnum-5d0be3095cd5b8e2.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-fde768f9345627de.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-69ac862bec80fc98.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-a338c5d27b7b9e44.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_gfx" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rust_8080-f02e42fca12d907e" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_gfx
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 116 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-8080` due to 2 previous errors; 116 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6363099c054b1cba800600b6b581281f7addb341b5dcd21eb77eed83b0a4f591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6363099c054b1cba800600b6b581281f7addb341b5dcd21eb77eed83b0a4f591", kill_on_drop: false }`
[INFO] [stdout] 6363099c054b1cba800600b6b581281f7addb341b5dcd21eb77eed83b0a4f591