[INFO] cloning repository https://github.com/EinSatzMitX/NES-emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EinSatzMitX/NES-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEinSatzMitX%2FNES-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEinSatzMitX%2FNES-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c29eaeb5813df2e106cb5733e39ed4d2902fb25f
[INFO] checking EinSatzMitX/NES-emulator against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEinSatzMitX%2FNES-emulator" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EinSatzMitX/NES-emulator
[INFO] finished tweaking git repo https://github.com/EinSatzMitX/NES-emulator
[INFO] tweaked toml for git repo https://github.com/EinSatzMitX/NES-emulator written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EinSatzMitX/NES-emulator on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EinSatzMitX/NES-emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking EinSatzMitX/NES-emulator against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEinSatzMitX%2FNES-emulator" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EinSatzMitX/NES-emulator
[INFO] finished tweaking git repo https://github.com/EinSatzMitX/NES-emulator
[INFO] tweaked toml for git repo https://github.com/EinSatzMitX/NES-emulator written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EinSatzMitX/NES-emulator on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EinSatzMitX/NES-emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e202c3b257adb0697b1d965190b5537ea5016c53d15873b48e9b0f85a5ff3a76
[INFO] running `Command { std: "docker" "start" "-a" "e202c3b257adb0697b1d965190b5537ea5016c53d15873b48e9b0f85a5ff3a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e202c3b257adb0697b1d965190b5537ea5016c53d15873b48e9b0f85a5ff3a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e202c3b257adb0697b1d965190b5537ea5016c53d15873b48e9b0f85a5ff3a76", kill_on_drop: false }`
[INFO] [stdout] e202c3b257adb0697b1d965190b5537ea5016c53d15873b48e9b0f85a5ff3a76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67b7912377171f9d447a2a5e65057351f6f8d62069ea3ee160358ad75576f9bc
[INFO] running `Command { std: "docker" "start" "-a" "67b7912377171f9d447a2a5e65057351f6f8d62069ea3ee160358ad75576f9bc", kill_on_drop: false }`
[INFO] [stderr]     Checking NES-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::cartridge`
[INFO] [stdout]  --> src/bus.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::cartridge;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::CPU`
[INFO] [stdout]  --> src/bus.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::CPU;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::PPU`
[INFO] [stdout]   --> src/bus.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::PPU;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Weak`
[INFO] [stdout]   --> src/bus.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::rc::{Rc, Weak};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cartridge`
[INFO] [stdout]  --> src/bus.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::cartridge;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::task::Wake`
[INFO] [stdout]  --> src/ppu.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::task::Wake;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mapper`
[INFO] [stdout]  --> src/mapper000.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::mapper::{IMapper, Mapper};
[INFO] [stdout]   |                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::CPU`
[INFO] [stdout]  --> src/bus.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::CPU;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::PPU`
[INFO] [stdout]   --> src/bus.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::PPU;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Weak`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::rc::Weak;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cpu::Instruction`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::cpu::Instruction;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Weak`
[INFO] [stdout]   --> src/bus.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::rc::{Rc, Weak};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mapper000::Mapper000`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::mapper000::Mapper000;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::task::Wake`
[INFO] [stdout]  --> src/ppu.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::task::Wake;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mapper`
[INFO] [stdout]  --> src/mapper000.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::mapper::{IMapper, Mapper};
[INFO] [stdout]   |                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Weak`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::rc::Weak;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cpu::Instruction`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::cpu::Instruction;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mapper000::Mapper000`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::mapper000::Mapper000;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mapper::IMapper`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::mapper::IMapper;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mapper::IMapper`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::mapper::IMapper;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]   --> src/bus.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::borrow::BorrowMut;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]   --> src/bus.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::borrow::BorrowMut;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/cpu.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/cpu.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ppu.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut data: u8 = 0x00;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ppu.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut data: u8 = 0x00;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/ppu.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn cpu_read(&mut self, addr: u16, read_only: bool) -> u8{
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/ppu.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn cpu_read(&mut self, addr: u16, read_only: bool) -> u8{
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_only`
[INFO] [stdout]   --> src/ppu.rs:61:39
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn cpu_read(&mut self, addr: u16, read_only: bool) -> u8{
[INFO] [stdout]    |                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_only`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_only`
[INFO] [stdout]   --> src/ppu.rs:61:39
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn cpu_read(&mut self, addr: u16, read_only: bool) -> u8{
[INFO] [stdout]    |                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_only`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/ppu.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn cpu_write(&mut self, addr: u16, data: u8){
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/ppu.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn cpu_write(&mut self, addr: u16, data: u8){
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ppu.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let mut data = 0x00;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ppu.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let mut data = 0x00;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_only`
[INFO] [stdout]   --> src/ppu.rs:94:43
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn ppu_read(&mut self, mut addr: u16, read_only: bool) -> u8{
[INFO] [stdout]    |                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_only`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_only`
[INFO] [stdout]   --> src/ppu.rs:94:43
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn ppu_read(&mut self, mut addr: u16, read_only: bool) -> u8{
[INFO] [stdout]    |                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_only`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `addr` is assigned to, but never used
[INFO] [stdout]    --> src/ppu.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn ppu_write(&mut self, mut addr: u16, data: u8){
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_addr` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `addr` is assigned to, but never used
[INFO] [stdout]    --> src/ppu.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn ppu_write(&mut self, mut addr: u16, data: u8){
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_addr` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/ppu.rs:106:44
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn ppu_write(&mut self, mut addr: u16, data: u8){
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cart`
[INFO] [stdout]    --> src/ppu.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let cart = self.cartridge.upgrade().unwrap();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_cart`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/ppu.rs:106:44
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn ppu_write(&mut self, mut addr: u16, data: u8){
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `addr` is never read
[INFO] [stdout]    --> src/ppu.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         addr &= 0x3FFF;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cart`
[INFO] [stdout]    --> src/ppu.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let cart = self.cartridge.upgrade().unwrap();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_cart`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `addr` is never read
[INFO] [stdout]    --> src/ppu.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         addr &= 0x3FFF;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cartridge.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut b_image_valid = false;
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_image_valid`
[INFO] [stdout]   --> src/cartridge.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut b_image_valid = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_b_image_valid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cartridge.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut b_image_valid = false;
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cartridge.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut mapped_addr: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `data` is assigned to, but never used
[INFO] [stdout]    --> src/cartridge.rs:150:39
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn cpu_read(&mut self, addr: u16, mut data: u8) -> bool{
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_data` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_image_valid`
[INFO] [stdout]   --> src/cartridge.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut b_image_valid = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_b_image_valid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `data` is never read
[INFO] [stdout]    --> src/cartridge.rs:154:17
[INFO] [stdout]     |
[INFO] [stdout] 154 |                 data = self.prg_memory[mapped_addr as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cartridge.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let mut mapped_addr: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `data` is assigned to, but never used
[INFO] [stdout]    --> src/cartridge.rs:160:40
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn cpu_write(&mut self, addr: u16, mut data: u8) -> bool {
[INFO] [stdout]     |                                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_data` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `data` is never read
[INFO] [stdout]    --> src/cartridge.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 data = self.prg_memory[mapped_addr as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cartridge.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut mapped_addr: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `data` is assigned to, but never used
[INFO] [stdout]    --> src/cartridge.rs:150:39
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn cpu_read(&mut self, addr: u16, mut data: u8) -> bool{
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_data` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `data` is never read
[INFO] [stdout]    --> src/cartridge.rs:154:17
[INFO] [stdout]     |
[INFO] [stdout] 154 |                 data = self.prg_memory[mapped_addr as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cartridge.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let mut mapped_addr: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `data` is assigned to, but never used
[INFO] [stdout]    --> src/cartridge.rs:171:39
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn ppu_read(&mut self, addr: u16, mut data: u8) -> bool{
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_data` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `data` is never read
[INFO] [stdout]    --> src/cartridge.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 data = self.chr_memory[mapped_addr as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cartridge.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let mut mapped_addr: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `data` is assigned to, but never used
[INFO] [stdout]    --> src/cartridge.rs:160:40
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn cpu_write(&mut self, addr: u16, mut data: u8) -> bool {
[INFO] [stdout]     |                                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_data` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `data` is never read
[INFO] [stdout]    --> src/cartridge.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 data = self.prg_memory[mapped_addr as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cartridge.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut mapped_addr: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `data` is assigned to, but never used
[INFO] [stdout]    --> src/cartridge.rs:181:40
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn ppu_write(&mut self, addr: u16, mut data: u8) -> bool {
[INFO] [stdout]     |                                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_data` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `data` is never read
[INFO] [stdout]    --> src/cartridge.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |                 data = self.chr_memory[mapped_addr as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mapper.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn cpu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                           ----^^^^^^^^^^^
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mapper.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn cpu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cartridge.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let mut mapped_addr: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapped_addr`
[INFO] [stdout]   --> src/mapper.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn cpu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapped_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `data` is assigned to, but never used
[INFO] [stdout]    --> src/cartridge.rs:171:39
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn ppu_read(&mut self, addr: u16, mut data: u8) -> bool{
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_data` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `data` is never read
[INFO] [stdout]    --> src/cartridge.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 data = self.chr_memory[mapped_addr as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mapper.rs:35:44
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn cpu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                            ----^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mapper.rs:35:33
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn cpu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapped_addr`
[INFO] [stdout]   --> src/mapper.rs:35:44
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn cpu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapped_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mapper.rs:36:43
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn ppu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                           ----^^^^^^^^^^^
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mapper.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn ppu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapped_addr`
[INFO] [stdout]   --> src/mapper.rs:36:43
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn ppu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapped_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mapper.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn ppu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                            ----^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mapper.rs:37:33
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn ppu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cartridge.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut mapped_addr: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapped_addr`
[INFO] [stdout]   --> src/mapper.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn ppu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapped_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `data` is assigned to, but never used
[INFO] [stdout]    --> src/cartridge.rs:181:40
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn ppu_write(&mut self, addr: u16, mut data: u8) -> bool {
[INFO] [stdout]     |                                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_data` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `data` is never read
[INFO] [stdout]    --> src/cartridge.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |                 data = self.chr_memory[mapped_addr as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapped_addr` is assigned to, but never used
[INFO] [stdout]   --> src/mapper000.rs:22:43
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn cpu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_mapped_addr` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mapped_addr` is never read
[INFO] [stdout]   --> src/mapper000.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             mapped_addr = (addr & if self.prg_banks as u8 > 1 { 0x7FFF } else { 0x3FFF }) as u32;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mapper.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn cpu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                           ----^^^^^^^^^^^
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mapper.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn cpu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapped_addr`
[INFO] [stdout]   --> src/mapper.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn cpu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapped_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mapper.rs:35:44
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn cpu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                            ----^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapped_addr` is assigned to, but never used
[INFO] [stdout]   --> src/mapper000.rs:30:44
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn cpu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_mapped_addr` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mapper.rs:35:33
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn cpu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mapped_addr` is never read
[INFO] [stdout]   --> src/mapper000.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             mapped_addr = (addr & if self.prg_banks as u8 > 1 { 0x7FFF } else { 0x3FFF }) as u32;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapped_addr`
[INFO] [stdout]   --> src/mapper.rs:35:44
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn cpu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapped_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapped_addr` is assigned to, but never used
[INFO] [stdout]   --> src/mapper000.rs:39:43
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn ppu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_mapped_addr` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mapper.rs:36:43
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn ppu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                           ----^^^^^^^^^^^
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mapped_addr` is never read
[INFO] [stdout]   --> src/mapper000.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             mapped_addr = addr as u32;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mapper.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn ppu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapped_addr`
[INFO] [stdout]   --> src/mapper.rs:36:43
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn ppu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapped_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mapper.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn ppu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                            ----^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mapper000.rs:48:33
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn ppu_map_write(&mut self, addr: u16, mapped_addr: u32) -> bool{
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mapper.rs:37:33
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn ppu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapped_addr`
[INFO] [stdout]   --> src/mapper000.rs:48:44
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn ppu_map_write(&mut self, addr: u16, mapped_addr: u32) -> bool{
[INFO] [stdout]    |                                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapped_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapped_addr`
[INFO] [stdout]   --> src/mapper.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn ppu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{todo!()}
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapped_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapped_addr` is assigned to, but never used
[INFO] [stdout]   --> src/mapper000.rs:22:43
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn cpu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_mapped_addr` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mapped_addr` is never read
[INFO] [stdout]   --> src/mapper000.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             mapped_addr = (addr & if self.prg_banks as u8 > 1 { 0x7FFF } else { 0x3FFF }) as u32;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapped_addr` is assigned to, but never used
[INFO] [stdout]   --> src/mapper000.rs:30:44
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn cpu_map_write(&mut self, addr: u16, mut mapped_addr: u32) -> bool{
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_mapped_addr` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mapped_addr` is never read
[INFO] [stdout]   --> src/mapper000.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             mapped_addr = (addr & if self.prg_banks as u8 > 1 { 0x7FFF } else { 0x3FFF }) as u32;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapped_addr` is assigned to, but never used
[INFO] [stdout]   --> src/mapper000.rs:39:43
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn ppu_map_read(&mut self, addr: u16, mut mapped_addr: u32) -> bool{
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_mapped_addr` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mapped_addr` is never read
[INFO] [stdout]   --> src/mapper000.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             mapped_addr = addr as u32;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mapper000.rs:48:33
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn ppu_map_write(&mut self, addr: u16, mapped_addr: u32) -> bool{
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapped_addr`
[INFO] [stdout]   --> src/mapper000.rs:48:44
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn ppu_map_write(&mut self, addr: u16, mapped_addr: u32) -> bool{
[INFO] [stdout]    |                                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapped_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Mirror` is more private than the item `Cartridge::mirror`
[INFO] [stdout]   --> src/cartridge.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub mirror: Mirror,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ field `Cartridge::mirror` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Mirror` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/cartridge.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | enum Mirror {
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Mirror` is more private than the item `Cartridge::mirror`
[INFO] [stdout]   --> src/cartridge.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub mirror: Mirror,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ field `Cartridge::mirror` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Mirror` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/cartridge.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | enum Mirror {
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset`, `clock`, `trigger_clock`, and `trigger_clock_cpu` are never used
[INFO] [stdout]    --> src/bus.rs:91:12
[INFO] [stdout]     |
[INFO] [stdout]  34 | impl BUS {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  91 |     pub fn reset(&mut self){
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     pub fn clock(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     pub fn trigger_clock(&self, cpu_clone: Option<Rc<RefCell<dyn ICPU>>>, ppu_clone: Option<Rc<RefCell<dyn IPPU>>>, clock_counter: ...
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub fn trigger_clock_cpu(&self, cpu_clone: Option<Rc<RefCell<dyn ICPU>>>){
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset`, `clock`, `trigger_clock`, and `trigger_clock_cpu` are never used
[INFO] [stdout]    --> src/bus.rs:91:12
[INFO] [stdout]     |
[INFO] [stdout]  34 | impl BUS {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  91 |     pub fn reset(&mut self){
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     pub fn clock(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     pub fn trigger_clock(&self, cpu_clone: Option<Rc<RefCell<dyn ICPU>>>, ppu_clone: Option<Rc<RefCell<dyn IPPU>>>, clock_counter: ...
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub fn trigger_clock_cpu(&self, cpu_clone: Option<Rc<RefCell<dyn ICPU>>>){
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/cpu.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Instruction{
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 32 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/cpu.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Instruction{
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 32 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bus`, `tbl_name`, and `palette` are never read
[INFO] [stdout]   --> src/ppu.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct PPU{
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub bus: Weak<RefCell<BUS>>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     tbl_name: [[u8; 1024]; 2],
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 23 |     palette: [u8; 32],
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ppu_read` and `ppu_write` are never used
[INFO] [stdout]   --> src/ppu.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub trait IPPU {
[INFO] [stdout]    |           ---- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn ppu_read(&mut self, addr: u16, read_only: bool) -> u8;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 40 |     fn ppu_write(&mut self, addr: u16, data: u8);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `OnescreenLo` and `OnescreenHi` are never constructed
[INFO] [stdout]   --> src/cartridge.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | enum Mirror {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 27 |     OnescreenLo,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 28 |     OnescreenHi,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mirror` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bus`, `tbl_name`, and `palette` are never read
[INFO] [stdout]   --> src/ppu.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct PPU{
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub bus: Weak<RefCell<BUS>>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     tbl_name: [[u8; 1024]; 2],
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 23 |     palette: [u8; 32],
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ppu_read` and `ppu_write` are never used
[INFO] [stdout]   --> src/ppu.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub trait IPPU {
[INFO] [stdout]    |           ---- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn ppu_read(&mut self, addr: u16, read_only: bool) -> u8;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 40 |     fn ppu_write(&mut self, addr: u16, data: u8);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ppu_read` and `ppu_write` are never used
[INFO] [stdout]   --> src/cartridge.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub trait ICartridge{
[INFO] [stdout]    |           ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn ppu_read(&mut self, addr: u16, data: u8) -> bool;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 59 |     fn ppu_write(&mut self, addr: u16, data: u8) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mapper` is never constructed
[INFO] [stdout]  --> src/mapper.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Mapper{
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `OnescreenLo` and `OnescreenHi` are never constructed
[INFO] [stdout]   --> src/cartridge.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | enum Mirror {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 27 |     OnescreenLo,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 28 |     OnescreenHi,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mirror` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `ppu_map_read`, and `ppu_map_write` are never used
[INFO] [stdout]   --> src/mapper.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait IMapper{
[INFO] [stdout]    |           ------- associated items in this trait
[INFO] [stdout] 13 |     fn new(prg_banks: u8, chr_banks: u8) -> Rc<RefCell<Self>>
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn ppu_map_read(&mut self, addr: u16, mapped_addr: u32) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 20 |     fn ppu_map_write(&mut self, addr: u16, mapped_addr: u32) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ppu_read` and `ppu_write` are never used
[INFO] [stdout]   --> src/cartridge.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub trait ICartridge{
[INFO] [stdout]    |           ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn ppu_read(&mut self, addr: u16, data: u8) -> bool;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 59 |     fn ppu_write(&mut self, addr: u16, data: u8) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mapper` is never constructed
[INFO] [stdout]  --> src/mapper.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Mapper{
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mapper000` is never constructed
[INFO] [stdout]  --> src/mapper000.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Mapper000{
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `ppu_map_read`, and `ppu_map_write` are never used
[INFO] [stdout]   --> src/mapper.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait IMapper{
[INFO] [stdout]    |           ------- associated items in this trait
[INFO] [stdout] 13 |     fn new(prg_banks: u8, chr_banks: u8) -> Rc<RefCell<Self>>
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn ppu_map_read(&mut self, addr: u16, mapped_addr: u32) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 20 |     fn ppu_map_write(&mut self, addr: u16, mapped_addr: u32) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mapper000` is never constructed
[INFO] [stdout]  --> src/mapper000.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Mapper000{
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "67b7912377171f9d447a2a5e65057351f6f8d62069ea3ee160358ad75576f9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b7912377171f9d447a2a5e65057351f6f8d62069ea3ee160358ad75576f9bc", kill_on_drop: false }`
[INFO] [stdout] 67b7912377171f9d447a2a5e65057351f6f8d62069ea3ee160358ad75576f9bc
