[INFO] cloning repository https://github.com/romatthe/mudkip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/romatthe/mudkip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromatthe%2Fmudkip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromatthe%2Fmudkip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d3586d415b1fa2fce7745ccf7ab7a752d04b847
[INFO] checking romatthe/mudkip against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromatthe%2Fmudkip" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/romatthe/mudkip on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/romatthe/mudkip
[INFO] finished tweaking git repo https://github.com/romatthe/mudkip
[INFO] tweaked toml for git repo https://github.com/romatthe/mudkip written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/romatthe/mudkip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7766f8e0afb5a0635c7d2c4de90f2d4ee6ba2c7f0b207b019fd06ea5ddd7027d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7766f8e0afb5a0635c7d2c4de90f2d4ee6ba2c7f0b207b019fd06ea5ddd7027d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7766f8e0afb5a0635c7d2c4de90f2d4ee6ba2c7f0b207b019fd06ea5ddd7027d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7766f8e0afb5a0635c7d2c4de90f2d4ee6ba2c7f0b207b019fd06ea5ddd7027d", kill_on_drop: false }`
[INFO] [stdout] 7766f8e0afb5a0635c7d2c4de90f2d4ee6ba2c7f0b207b019fd06ea5ddd7027d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a87c2f179bb09080eb8740f365f81b9913c5fbf587d037706a45d61667c0b9f6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a87c2f179bb09080eb8740f365f81b9913c5fbf587d037706a45d61667c0b9f6", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.35
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking clap v2.29.1
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking mudkip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cpu::instructions`
[INFO] [stdout]  --> src/cpu/disassembler.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cpu::instructions;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instruction`
[INFO] [stdout]  --> src/cpu/disassembler.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cpu::instructions::{Instruction, Mnemonic, OpCode};
[INFO] [stdout]   |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/cpu/mod.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / bitflags! {
[INFO] [stdout] 32 | |     struct StatusRegister: u8 {
[INFO] [stdout] 33 | |         const C = 0b0000_0001;  // Carry
[INFO] [stdout] 34 | |         const Z = 0b0000_0010;  // Zero
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     }
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/cpu/mod.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / bitflags! {
[INFO] [stdout] 32 | |     struct StatusRegister: u8 {
[INFO] [stdout] 33 | |         const C = 0b0000_0001;  // Carry
[INFO] [stdout] 34 | |         const Z = 0b0000_0010;  // Zero
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     }
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/cpu/mod.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / bitflags! {
[INFO] [stdout] 32 | |     struct StatusRegister: u8 {
[INFO] [stdout] 33 | |         const C = 0b0000_0001;  // Carry
[INFO] [stdout] 34 | |         const Z = 0b0000_0010;  // Zero
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     }
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]  --> src/nes/rom.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     struct Flags6: u8 {
[INFO] [stdout] 36 | |         const VERTICAL =        0b0000_0001;
[INFO] [stdout] 37 | |         const SRAM =            0b0000_0010;
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |     }
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     struct Flags6: u8 {
[INFO] [stdout] 36 | |         const VERTICAL =        0b0000_0001;
[INFO] [stdout] 37 | |         const SRAM =            0b0000_0010;
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |     }
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     struct Flags6: u8 {
[INFO] [stdout] 36 | |         const VERTICAL =        0b0000_0001;
[INFO] [stdout] 37 | |         const SRAM =            0b0000_0010;
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |     }
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | / bitflags! {
[INFO] [stdout] 48 | |     struct Flags7: u8 {
[INFO] [stdout] 49 | |         const VS_UNISYSTEM =    0b0000_0001;
[INFO] [stdout] 50 | |         const PLAYCHOICE_10 =   0b0000_0010;
[INFO] [stdout] 51 | |         const NES_20 =          0b0000_1100;
[INFO] [stdout] 52 | |     }
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | / bitflags! {
[INFO] [stdout] 48 | |     struct Flags7: u8 {
[INFO] [stdout] 49 | |         const VS_UNISYSTEM =    0b0000_0001;
[INFO] [stdout] 50 | |         const PLAYCHOICE_10 =   0b0000_0010;
[INFO] [stdout] 51 | |         const NES_20 =          0b0000_1100;
[INFO] [stdout] 52 | |     }
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | / bitflags! {
[INFO] [stdout] 48 | |     struct Flags7: u8 {
[INFO] [stdout] 49 | |         const VS_UNISYSTEM =    0b0000_0001;
[INFO] [stdout] 50 | |         const PLAYCHOICE_10 =   0b0000_0010;
[INFO] [stdout] 51 | |         const NES_20 =          0b0000_1100;
[INFO] [stdout] 52 | |     }
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / bitflags! {
[INFO] [stdout] 58 | |     struct Flags9: u8 {
[INFO] [stdout] 59 | |         const TV_SYSTEM =       0b0000_0001;    // (0: NTSC; 1: PAL)
[INFO] [stdout] 60 | |     }
[INFO] [stdout] 61 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / bitflags! {
[INFO] [stdout] 58 | |     struct Flags9: u8 {
[INFO] [stdout] 59 | |         const TV_SYSTEM =       0b0000_0001;    // (0: NTSC; 1: PAL)
[INFO] [stdout] 60 | |     }
[INFO] [stdout] 61 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / bitflags! {
[INFO] [stdout] 58 | |     struct Flags9: u8 {
[INFO] [stdout] 59 | |         const TV_SYSTEM =       0b0000_0001;    // (0: NTSC; 1: PAL)
[INFO] [stdout] 60 | |     }
[INFO] [stdout] 61 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `Read`
[INFO] [stdout]   --> src/main.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::{Cursor, Read};
[INFO] [stdout]    |               ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LittleEndian`, `ReadBytesExt`
[INFO] [stdout]   --> src/main.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | use byteorder::{LittleEndian, ReadBytesExt};
[INFO] [stdout]    |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::instructions`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use cpu::instructions;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::instructions::Instruction`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use cpu::instructions::Instruction;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nes::NES`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use nes::NES;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::instructions`
[INFO] [stdout]  --> src/cpu/disassembler.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cpu::instructions;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instruction`
[INFO] [stdout]  --> src/cpu/disassembler.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cpu::instructions::{Instruction, Mnemonic, OpCode};
[INFO] [stdout]   |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/cpu/mod.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / bitflags! {
[INFO] [stdout] 32 | |     struct StatusRegister: u8 {
[INFO] [stdout] 33 | |         const C = 0b0000_0001;  // Carry
[INFO] [stdout] 34 | |         const Z = 0b0000_0010;  // Zero
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     }
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/cpu/mod.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / bitflags! {
[INFO] [stdout] 32 | |     struct StatusRegister: u8 {
[INFO] [stdout] 33 | |         const C = 0b0000_0001;  // Carry
[INFO] [stdout] 34 | |         const Z = 0b0000_0010;  // Zero
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     }
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/cpu/mod.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / bitflags! {
[INFO] [stdout] 32 | |     struct StatusRegister: u8 {
[INFO] [stdout] 33 | |         const C = 0b0000_0001;  // Carry
[INFO] [stdout] 34 | |         const Z = 0b0000_0010;  // Zero
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     }
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]  --> src/nes/rom.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     struct Flags6: u8 {
[INFO] [stdout] 36 | |         const VERTICAL =        0b0000_0001;
[INFO] [stdout] 37 | |         const SRAM =            0b0000_0010;
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |     }
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     struct Flags6: u8 {
[INFO] [stdout] 36 | |         const VERTICAL =        0b0000_0001;
[INFO] [stdout] 37 | |         const SRAM =            0b0000_0010;
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |     }
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     struct Flags6: u8 {
[INFO] [stdout] 36 | |         const VERTICAL =        0b0000_0001;
[INFO] [stdout] 37 | |         const SRAM =            0b0000_0010;
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |     }
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | / bitflags! {
[INFO] [stdout] 48 | |     struct Flags7: u8 {
[INFO] [stdout] 49 | |         const VS_UNISYSTEM =    0b0000_0001;
[INFO] [stdout] 50 | |         const PLAYCHOICE_10 =   0b0000_0010;
[INFO] [stdout] 51 | |         const NES_20 =          0b0000_1100;
[INFO] [stdout] 52 | |     }
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | / bitflags! {
[INFO] [stdout] 48 | |     struct Flags7: u8 {
[INFO] [stdout] 49 | |         const VS_UNISYSTEM =    0b0000_0001;
[INFO] [stdout] 50 | |         const PLAYCHOICE_10 =   0b0000_0010;
[INFO] [stdout] 51 | |         const NES_20 =          0b0000_1100;
[INFO] [stdout] 52 | |     }
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | / bitflags! {
[INFO] [stdout] 48 | |     struct Flags7: u8 {
[INFO] [stdout] 49 | |         const VS_UNISYSTEM =    0b0000_0001;
[INFO] [stdout] 50 | |         const PLAYCHOICE_10 =   0b0000_0010;
[INFO] [stdout] 51 | |         const NES_20 =          0b0000_1100;
[INFO] [stdout] 52 | |     }
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / bitflags! {
[INFO] [stdout] 58 | |     struct Flags9: u8 {
[INFO] [stdout] 59 | |         const TV_SYSTEM =       0b0000_0001;    // (0: NTSC; 1: PAL)
[INFO] [stdout] 60 | |     }
[INFO] [stdout] 61 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / bitflags! {
[INFO] [stdout] 58 | |     struct Flags9: u8 {
[INFO] [stdout] 59 | |         const TV_SYSTEM =       0b0000_0001;    // (0: NTSC; 1: PAL)
[INFO] [stdout] 60 | |     }
[INFO] [stdout] 61 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/rom.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | / bitflags! {
[INFO] [stdout] 58 | |     struct Flags9: u8 {
[INFO] [stdout] 59 | |         const TV_SYSTEM =       0b0000_0001;    // (0: NTSC; 1: PAL)
[INFO] [stdout] 60 | |     }
[INFO] [stdout] 61 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `Read`
[INFO] [stdout]   --> src/main.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::{Cursor, Read};
[INFO] [stdout]    |               ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LittleEndian`, `ReadBytesExt`
[INFO] [stdout]   --> src/main.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | use byteorder::{LittleEndian, ReadBytesExt};
[INFO] [stdout]    |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::instructions`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use cpu::instructions;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::instructions::Instruction`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use cpu::instructions::Instruction;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nes::NES`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use nes::NES;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 Err(err) => eprintln!("{} Invalid path {:?} specified!", Red.bold().paint("error:"), path)
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `needed`
[INFO] [stdout]    --> src/nes/rom.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 |         IResult::Incomplete(needed) => Err("Failed to parse ROM file"),
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_needed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prg_ram`
[INFO] [stdout]    --> src/nes/rom.rs:138:70
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn new(prg_size: usize, chr_size: usize, flags6: u8, flags7: u8, prg_ram: u8, flags9: u8, flags10: u8) -> Header {
[INFO] [stdout]     |                                                                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prg_ram`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `flags10`
[INFO] [stdout]    --> src/nes/rom.rs:138:95
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn new(prg_size: usize, chr_size: usize, flags6: u8, flags7: u8, prg_ram: u8, flags9: u8, flags10: u8) -> Header {
[INFO] [stdout]     |                                                                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_flags10`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 Err(err) => eprintln!("{} Invalid path {:?} specified!", Red.bold().paint("error:"), path)
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `needed`
[INFO] [stdout]    --> src/nes/rom.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 |         IResult::Incomplete(needed) => Err("Failed to parse ROM file"),
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_needed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prg_ram`
[INFO] [stdout]    --> src/nes/rom.rs:138:70
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn new(prg_size: usize, chr_size: usize, flags6: u8, flags7: u8, prg_ram: u8, flags9: u8, flags10: u8) -> Header {
[INFO] [stdout]     |                                                                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prg_ram`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `flags10`
[INFO] [stdout]    --> src/nes/rom.rs:138:95
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn new(prg_size: usize, chr_size: usize, flags6: u8, flags7: u8, prg_ram: u8, flags9: u8, flags10: u8) -> Header {
[INFO] [stdout]     |                                                                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_flags10`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode`
[INFO] [stdout]   --> src/cpu/instructions.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn decode(opcode: OpCode) -> Instruction {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/cpu/instructions.rs:253:8
[INFO] [stdout]     |
[INFO] [stdout] 253 |     fn new(opcode: OpCode, mnemonic: Mnemonic, mode: AddressingMode, length: u8, cycles: u8) -> Instruction {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Address`
[INFO] [stdout]  --> src/cpu/memory.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | type Address = u16;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `WorkingMemory`
[INFO] [stdout]  --> src/cpu/mod.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | type WorkingMemory = [u8; 2048];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RegisterA`
[INFO] [stdout]   --> src/cpu/mod.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | type RegisterA = u8;        // Accumulator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RegisterX`
[INFO] [stdout]   --> src/cpu/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | type RegisterX = u8;        // Index X register
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RegisterY`
[INFO] [stdout]   --> src/cpu/mod.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | type RegisterY = u8;        // Index Y register
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RegisterPC`
[INFO] [stdout]   --> src/cpu/mod.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | type RegisterPC = Address;  // Program Counter register
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RegisterSP`
[INFO] [stdout]   --> src/cpu/mod.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | type RegisterSP = u8;       // Stack pointer
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Address`
[INFO] [stdout]   --> src/cpu/mod.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | type Address = u16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Cpu`
[INFO] [stdout]   --> src/cpu/mod.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Cpu {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `CpuRegisters`
[INFO] [stdout]    --> src/cpu/mod.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | struct CpuRegisters {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/cpu/mod.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn new() -> CpuRegisters {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/cpu/mod.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn new() -> Cpu {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `power_on`
[INFO] [stdout]    --> src/cpu/mod.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn power_on (&mut self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]    --> src/cpu/mod.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn reset(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `step`
[INFO] [stdout]    --> src/cpu/mod.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn step(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `NES`
[INFO] [stdout]  --> src/nes/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct NES {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/nes/mod.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(mut file: File) -> NES {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load_rom`
[INFO] [stdout]   --> src/nes/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn load_rom(&mut self, mut file: File) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]   --> src/nes/mod.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn run(mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode`
[INFO] [stdout]   --> src/cpu/instructions.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn decode(opcode: OpCode) -> Instruction {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/cpu/instructions.rs:253:8
[INFO] [stdout]     |
[INFO] [stdout] 253 |     fn new(opcode: OpCode, mnemonic: Mnemonic, mode: AddressingMode, length: u8, cycles: u8) -> Instruction {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Address`
[INFO] [stdout]  --> src/cpu/memory.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | type Address = u16;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `WorkingMemory`
[INFO] [stdout]  --> src/cpu/mod.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | type WorkingMemory = [u8; 2048];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RegisterA`
[INFO] [stdout]   --> src/cpu/mod.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | type RegisterA = u8;        // Accumulator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RegisterX`
[INFO] [stdout]   --> src/cpu/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | type RegisterX = u8;        // Index X register
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RegisterY`
[INFO] [stdout]   --> src/cpu/mod.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | type RegisterY = u8;        // Index Y register
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RegisterPC`
[INFO] [stdout]   --> src/cpu/mod.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | type RegisterPC = Address;  // Program Counter register
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RegisterSP`
[INFO] [stdout]   --> src/cpu/mod.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | type RegisterSP = u8;       // Stack pointer
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Address`
[INFO] [stdout]   --> src/cpu/mod.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | type Address = u16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Cpu`
[INFO] [stdout]   --> src/cpu/mod.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Cpu {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `CpuRegisters`
[INFO] [stdout]    --> src/cpu/mod.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | struct CpuRegisters {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/cpu/mod.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn new() -> CpuRegisters {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/cpu/mod.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn new() -> Cpu {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `power_on`
[INFO] [stdout]    --> src/cpu/mod.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn power_on (&mut self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]    --> src/cpu/mod.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn reset(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `step`
[INFO] [stdout]    --> src/cpu/mod.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn step(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `NES`
[INFO] [stdout]  --> src/nes/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct NES {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/nes/mod.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(mut file: File) -> NES {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load_rom`
[INFO] [stdout]   --> src/nes/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn load_rom(&mut self, mut file: File) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]   --> src/nes/mod.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn run(mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/nes/rom.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     file.read_to_end(&mut buf);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 46 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/nes/rom.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     file.read_to_end(&mut buf);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 46 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.25s
[INFO] running `Command { std: "docker" "inspect" "a87c2f179bb09080eb8740f365f81b9913c5fbf587d037706a45d61667c0b9f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87c2f179bb09080eb8740f365f81b9913c5fbf587d037706a45d61667c0b9f6", kill_on_drop: false }`
[INFO] [stdout] a87c2f179bb09080eb8740f365f81b9913c5fbf587d037706a45d61667c0b9f6