[INFO] cloning repository https://github.com/goomba-86/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/goomba-86/nes-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoomba-86%2Fnes-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoomba-86%2Fnes-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3e432524ec4553eb11f10417c462b59766094c5
[INFO] checking goomba-86/nes-emulator against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoomba-86%2Fnes-emulator" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goomba-86/nes-emulator on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/goomba-86/nes-emulator
[INFO] finished tweaking git repo https://github.com/goomba-86/nes-emulator
[INFO] tweaked toml for git repo https://github.com/goomba-86/nes-emulator written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/goomba-86/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1617abc8cb95a662f5dfdd7d90ded2bf72a9f4816b0c0d0af7089223fa63bd5
[INFO] running `Command { std: "docker" "start" "-a" "d1617abc8cb95a662f5dfdd7d90ded2bf72a9f4816b0c0d0af7089223fa63bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1617abc8cb95a662f5dfdd7d90ded2bf72a9f4816b0c0d0af7089223fa63bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1617abc8cb95a662f5dfdd7d90ded2bf72a9f4816b0c0d0af7089223fa63bd5", kill_on_drop: false }`
[INFO] [stdout] d1617abc8cb95a662f5dfdd7d90ded2bf72a9f4816b0c0d0af7089223fa63bd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a605a90caec5167366b28a0e9a0f87714d40888af78bb421bc8ea4c3a9522ca
[INFO] running `Command { std: "docker" "start" "-a" "0a605a90caec5167366b28a0e9a0f87714d40888af78bb421bc8ea4c3a9522ca", kill_on_drop: false }`
[INFO] [stderr]     Checking nes-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `memory`
[INFO] [stdout]   --> src/p6502.rs:29:69
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn execute_instruction(&mut self, instruction: Instruction, memory: &mut Memory) {
[INFO] [stdout]    |                                                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_memory`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RAM_ADDRESS_RANGE` is never used
[INFO] [stdout]  --> src/bus.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | const RAM_ADDRESS_RANGE: (usize, usize) = (0, 0x1FFF);
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NES_PPU_REGISTERS` is never used
[INFO] [stdout]  --> src/bus.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const NES_PPU_REGISTERS: (usize, usize) = (0x2000, 0x3FFF);
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `APU_AND_IO` is never used
[INFO] [stdout]  --> src/bus.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const APU_AND_IO: (usize, usize) = (0x4000, 0x4017);
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARTRIDGE` is never used
[INFO] [stdout]   --> src/bus.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const CARTRIDGE: (usize, usize) = (0x4020, 0xFFFF);
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bus` is never constructed
[INFO] [stdout]   --> src/bus.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Bus {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `write`, and `read` are never used
[INFO] [stdout]   --> src/bus.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Bus {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 19 |     pub fn new(mapper: u16, prg_rom: Vec<u8>) -> Bus {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn write(&mut self, address: usize, value: u8) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn read(&self, address: usize) -> u8 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `headers`, `prg_rom`, and `chr_rom` are never read
[INFO] [stdout]  --> src/ines_parser.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct InesContent {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     pub headers: InesHeaders,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub prg_rom: Vec<u8>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 7 |     pub chr_rom: Vec<u8>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/ines_parser.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct InesHeaders {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 11 |     pub nes_string: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub mapper_msb_submapper: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     pub prg_rom_chr_rom_size_msb: u8,
[INFO] [stdout] 18 |     pub prg_ram_eeprom_size: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     pub chr_ram_size: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 20 |     pub cpu_ppu_timing: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 21 |     pub hardware_type: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 22 |     pub misc_roms: u8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 23 |     pub default_expansion_device: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Instruction` is never constructed
[INFO] [stdout]  --> src/instruction.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Instruction {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpCode` is never used
[INFO] [stdout]  --> src/instruction.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum OpCode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_instruction` is never used
[INFO] [stdout]   --> src/instruction.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn parse_instruction(prg_rom: Vec<u8>, stack_pointer: usize) -> Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_asl_zpx` is never used
[INFO] [stdout]   --> src/instruction.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn parse_asl_zpx(value: u8) -> Instruction {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_brk` is never used
[INFO] [stdout]   --> src/instruction.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn parse_brk() -> Instruction {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Memory` is never constructed
[INFO] [stdout]  --> src/memory.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Memory {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `read_byte`, and `write_byte` are never used
[INFO] [stdout]   --> src/memory.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl Memory {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 6  |     fn new(prg_rom: Vec<u8>) -> Memory {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn read_byte(&self, address: usize) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn write_byte(&mut self, address: usize, value: u8) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `P6502` is never constructed
[INFO] [stdout]  --> src/p6502.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct P6502 {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit_7_set` is never used
[INFO] [stdout]   --> src/p6502.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn bit_7_set(value: u8) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/p6502.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl P6502 {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> P6502 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn execute_instruction(&mut self, instruction: Instruction, memory: &mut Memory) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn set_negative_flag(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn set_zero_flag(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn set_carry_flag(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn carry_flag_set(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn clear_carry_flag(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `memory`
[INFO] [stdout]   --> src/p6502.rs:29:69
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn execute_instruction(&mut self, instruction: Instruction, memory: &mut Memory) {
[INFO] [stdout]    |                                                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_memory`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RAM_ADDRESS_RANGE` is never used
[INFO] [stdout]  --> src/bus.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | const RAM_ADDRESS_RANGE: (usize, usize) = (0, 0x1FFF);
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NES_PPU_REGISTERS` is never used
[INFO] [stdout]  --> src/bus.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const NES_PPU_REGISTERS: (usize, usize) = (0x2000, 0x3FFF);
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `APU_AND_IO` is never used
[INFO] [stdout]  --> src/bus.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const APU_AND_IO: (usize, usize) = (0x4000, 0x4017);
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARTRIDGE` is never used
[INFO] [stdout]   --> src/bus.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const CARTRIDGE: (usize, usize) = (0x4020, 0xFFFF);
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mapper` is never read
[INFO] [stdout]   --> src/bus.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Bus {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     mapper: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `headers`, `prg_rom`, and `chr_rom` are never read
[INFO] [stdout]  --> src/ines_parser.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct InesContent {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     pub headers: InesHeaders,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub prg_rom: Vec<u8>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 7 |     pub chr_rom: Vec<u8>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/ines_parser.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct InesHeaders {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 11 |     pub nes_string: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub mapper_msb_submapper: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     pub prg_rom_chr_rom_size_msb: u8,
[INFO] [stdout] 18 |     pub prg_ram_eeprom_size: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     pub chr_ram_size: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 20 |     pub cpu_ppu_timing: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 21 |     pub hardware_type: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 22 |     pub misc_roms: u8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 23 |     pub default_expansion_device: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Instruction` is never constructed
[INFO] [stdout]  --> src/instruction.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Instruction {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpCode` is never used
[INFO] [stdout]  --> src/instruction.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum OpCode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_instruction` is never used
[INFO] [stdout]   --> src/instruction.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn parse_instruction(prg_rom: Vec<u8>, stack_pointer: usize) -> Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_asl_zpx` is never used
[INFO] [stdout]   --> src/instruction.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn parse_asl_zpx(value: u8) -> Instruction {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_brk` is never used
[INFO] [stdout]   --> src/instruction.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn parse_brk() -> Instruction {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/memory.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Memory {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 6 |     fn new(prg_rom: Vec<u8>) -> Memory {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `program_counter`, `stack_pointer`, `accumulator`, `x_register`, and `y_register` are never read
[INFO] [stdout]  --> src/p6502.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct P6502 {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 5 |     pub program_counter: u16,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     pub stack_pointer: u8,
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout] 7 |     pub accumulator: u8,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 8 |     pub x_register: u8,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 9 |     pub y_register: u8,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit_7_set` is never used
[INFO] [stdout]   --> src/p6502.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn bit_7_set(value: u8) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `execute_instruction` is never used
[INFO] [stdout]   --> src/p6502.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl P6502 {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn execute_instruction(&mut self, instruction: Instruction, memory: &mut Memory) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "0a605a90caec5167366b28a0e9a0f87714d40888af78bb421bc8ea4c3a9522ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a605a90caec5167366b28a0e9a0f87714d40888af78bb421bc8ea4c3a9522ca", kill_on_drop: false }`
[INFO] [stdout] 0a605a90caec5167366b28a0e9a0f87714d40888af78bb421bc8ea4c3a9522ca
[INFO] checking goomba-86/nes-emulator against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoomba-86%2Fnes-emulator" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goomba-86/nes-emulator on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/goomba-86/nes-emulator
[INFO] finished tweaking git repo https://github.com/goomba-86/nes-emulator
[INFO] tweaked toml for git repo https://github.com/goomba-86/nes-emulator written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/goomba-86/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d15dec520eaa5d82b0401681acc54634a499bd7a968952bfb84d470d9f47076a
[INFO] running `Command { std: "docker" "start" "-a" "d15dec520eaa5d82b0401681acc54634a499bd7a968952bfb84d470d9f47076a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d15dec520eaa5d82b0401681acc54634a499bd7a968952bfb84d470d9f47076a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d15dec520eaa5d82b0401681acc54634a499bd7a968952bfb84d470d9f47076a", kill_on_drop: false }`
[INFO] [stdout] d15dec520eaa5d82b0401681acc54634a499bd7a968952bfb84d470d9f47076a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62360a70f33bb3f33b33599414cc2adc2b936d6d0fe5b1e60aba79255fac3cd8
[INFO] running `Command { std: "docker" "start" "-a" "62360a70f33bb3f33b33599414cc2adc2b936d6d0fe5b1e60aba79255fac3cd8", kill_on_drop: false }`
[INFO] [stderr]     Checking nes-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `memory`
[INFO] [stdout]   --> src/p6502.rs:29:69
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn execute_instruction(&mut self, instruction: Instruction, memory: &mut Memory) {
[INFO] [stdout]    |                                                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_memory`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RAM_ADDRESS_RANGE` is never used
[INFO] [stdout]  --> src/bus.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | const RAM_ADDRESS_RANGE: (usize, usize) = (0, 0x1FFF);
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NES_PPU_REGISTERS` is never used
[INFO] [stdout]  --> src/bus.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const NES_PPU_REGISTERS: (usize, usize) = (0x2000, 0x3FFF);
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `APU_AND_IO` is never used
[INFO] [stdout]  --> src/bus.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const APU_AND_IO: (usize, usize) = (0x4000, 0x4017);
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARTRIDGE` is never used
[INFO] [stdout]   --> src/bus.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const CARTRIDGE: (usize, usize) = (0x4020, 0xFFFF);
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bus` is never constructed
[INFO] [stdout]   --> src/bus.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Bus {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `write`, and `read` are never used
[INFO] [stdout]   --> src/bus.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Bus {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 19 |     pub fn new(mapper: u16, prg_rom: Vec<u8>) -> Bus {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn write(&mut self, address: usize, value: u8) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn read(&self, address: usize) -> u8 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `headers`, `prg_rom`, and `chr_rom` are never read
[INFO] [stdout]  --> src/ines_parser.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct InesContent {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     pub headers: InesHeaders,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub prg_rom: Vec<u8>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 7 |     pub chr_rom: Vec<u8>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/ines_parser.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct InesHeaders {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 11 |     pub nes_string: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub mapper_msb_submapper: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     pub prg_rom_chr_rom_size_msb: u8,
[INFO] [stdout] 18 |     pub prg_ram_eeprom_size: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     pub chr_ram_size: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 20 |     pub cpu_ppu_timing: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 21 |     pub hardware_type: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 22 |     pub misc_roms: u8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 23 |     pub default_expansion_device: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Instruction` is never constructed
[INFO] [stdout]  --> src/instruction.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Instruction {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpCode` is never used
[INFO] [stdout]  --> src/instruction.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum OpCode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_instruction` is never used
[INFO] [stdout]   --> src/instruction.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn parse_instruction(prg_rom: Vec<u8>, stack_pointer: usize) -> Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_asl_zpx` is never used
[INFO] [stdout]   --> src/instruction.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn parse_asl_zpx(value: u8) -> Instruction {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_brk` is never used
[INFO] [stdout]   --> src/instruction.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn parse_brk() -> Instruction {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Memory` is never constructed
[INFO] [stdout]  --> src/memory.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Memory {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `read_byte`, and `write_byte` are never used
[INFO] [stdout]   --> src/memory.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl Memory {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 6  |     fn new(prg_rom: Vec<u8>) -> Memory {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn read_byte(&self, address: usize) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn write_byte(&mut self, address: usize, value: u8) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `P6502` is never constructed
[INFO] [stdout]  --> src/p6502.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct P6502 {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit_7_set` is never used
[INFO] [stdout]   --> src/p6502.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn bit_7_set(value: u8) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/p6502.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl P6502 {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> P6502 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn execute_instruction(&mut self, instruction: Instruction, memory: &mut Memory) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn set_negative_flag(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn set_zero_flag(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn set_carry_flag(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn carry_flag_set(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn clear_carry_flag(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `memory`
[INFO] [stdout]   --> src/p6502.rs:29:69
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn execute_instruction(&mut self, instruction: Instruction, memory: &mut Memory) {
[INFO] [stdout]    |                                                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_memory`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RAM_ADDRESS_RANGE` is never used
[INFO] [stdout]  --> src/bus.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | const RAM_ADDRESS_RANGE: (usize, usize) = (0, 0x1FFF);
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NES_PPU_REGISTERS` is never used
[INFO] [stdout]  --> src/bus.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const NES_PPU_REGISTERS: (usize, usize) = (0x2000, 0x3FFF);
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `APU_AND_IO` is never used
[INFO] [stdout]  --> src/bus.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const APU_AND_IO: (usize, usize) = (0x4000, 0x4017);
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARTRIDGE` is never used
[INFO] [stdout]   --> src/bus.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const CARTRIDGE: (usize, usize) = (0x4020, 0xFFFF);
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mapper` is never read
[INFO] [stdout]   --> src/bus.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Bus {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     mapper: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `headers`, `prg_rom`, and `chr_rom` are never read
[INFO] [stdout]  --> src/ines_parser.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct InesContent {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     pub headers: InesHeaders,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub prg_rom: Vec<u8>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 7 |     pub chr_rom: Vec<u8>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/ines_parser.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct InesHeaders {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 11 |     pub nes_string: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub mapper_msb_submapper: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     pub prg_rom_chr_rom_size_msb: u8,
[INFO] [stdout] 18 |     pub prg_ram_eeprom_size: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     pub chr_ram_size: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 20 |     pub cpu_ppu_timing: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 21 |     pub hardware_type: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 22 |     pub misc_roms: u8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 23 |     pub default_expansion_device: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Instruction` is never constructed
[INFO] [stdout]  --> src/instruction.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Instruction {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpCode` is never used
[INFO] [stdout]  --> src/instruction.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum OpCode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_instruction` is never used
[INFO] [stdout]   --> src/instruction.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn parse_instruction(prg_rom: Vec<u8>, stack_pointer: usize) -> Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_asl_zpx` is never used
[INFO] [stdout]   --> src/instruction.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn parse_asl_zpx(value: u8) -> Instruction {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_brk` is never used
[INFO] [stdout]   --> src/instruction.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn parse_brk() -> Instruction {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/memory.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Memory {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 6 |     fn new(prg_rom: Vec<u8>) -> Memory {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `program_counter`, `stack_pointer`, `accumulator`, `x_register`, and `y_register` are never read
[INFO] [stdout]  --> src/p6502.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct P6502 {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 5 |     pub program_counter: u16,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     pub stack_pointer: u8,
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout] 7 |     pub accumulator: u8,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 8 |     pub x_register: u8,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 9 |     pub y_register: u8,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit_7_set` is never used
[INFO] [stdout]   --> src/p6502.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn bit_7_set(value: u8) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `execute_instruction` is never used
[INFO] [stdout]   --> src/p6502.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl P6502 {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn execute_instruction(&mut self, instruction: Instruction, memory: &mut Memory) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "62360a70f33bb3f33b33599414cc2adc2b936d6d0fe5b1e60aba79255fac3cd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62360a70f33bb3f33b33599414cc2adc2b936d6d0fe5b1e60aba79255fac3cd8", kill_on_drop: false }`
[INFO] [stdout] 62360a70f33bb3f33b33599414cc2adc2b936d6d0fe5b1e60aba79255fac3cd8