[INFO] cloning repository https://github.com/SrJaimito/gbc_emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SrJaimito/gbc_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSrJaimito%2Fgbc_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSrJaimito%2Fgbc_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac40698cb48ecd4b886f62b54cde42b4a7278867
[INFO] checking SrJaimito/gbc_emulator against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSrJaimito%2Fgbc_emulator" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SrJaimito/gbc_emulator on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SrJaimito/gbc_emulator
[INFO] finished tweaking git repo https://github.com/SrJaimito/gbc_emulator
[INFO] tweaked toml for git repo https://github.com/SrJaimito/gbc_emulator written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SrJaimito/gbc_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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2 v0.36.0
[INFO] [stderr]   Downloaded sdl2-sys v0.36.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cb4222dae58e3d745dbc1ce42bf25326a28f8c648c09228ae1b8a60bc9d857e
[INFO] running `Command { std: "docker" "start" "-a" "4cb4222dae58e3d745dbc1ce42bf25326a28f8c648c09228ae1b8a60bc9d857e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cb4222dae58e3d745dbc1ce42bf25326a28f8c648c09228ae1b8a60bc9d857e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cb4222dae58e3d745dbc1ce42bf25326a28f8c648c09228ae1b8a60bc9d857e", kill_on_drop: false }`
[INFO] [stdout] 4cb4222dae58e3d745dbc1ce42bf25326a28f8c648c09228ae1b8a60bc9d857e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9f1392632c10735ce17ebefa3038bd09dad94b0c9b21150ed58bcd98f242674
[INFO] running `Command { std: "docker" "start" "-a" "e9f1392632c10735ce17ebefa3038bd09dad94b0c9b21150ed58bcd98f242674", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2-sys v0.36.0
[INFO] [stderr]    Compiling sdl2 v0.36.0
[INFO] [stderr]     Checking gbc_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/gbc.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::{Instant, Duration};
[INFO] [stdout]   |                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/gbc.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::{Instant, Duration};
[INFO] [stdout]   |                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `memory`
[INFO] [stdout]   --> src/gbc/display.rs:42:30
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn update(&mut self, memory: &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: unused variable: `memory`
[INFO] [stdout]   --> src/gbc/display.rs:42:30
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn update(&mut self, memory: &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: field `sdl_context` is never read
[INFO] [stdout]   --> src/gbc.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct GameBoyColor {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 18 |     sdl_context: Sdl,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Fast` is never constructed
[INFO] [stdout]   --> src/gbc/core.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum SpeedMode {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 15 |     Slow,
[INFO] [stdout] 16 |     Fast
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpeedMode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `F` is never constructed
[INFO] [stdout]  --> src/gbc/core/register_file.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Reg8 {
[INFO] [stdout]   |          ---- variant in this enum
[INFO] [stdout] 3 |     A, F,
[INFO] [stdout]   |        ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Reg8` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `map_r16stk` is never used
[INFO] [stdout]   --> src/gbc/core/register_file.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn map_r16stk(bit_field: u8) -> Reg16 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARTRIDGE_START` is never used
[INFO] [stdout]  --> src/gbc/memory.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const CARTRIDGE_START: usize = MEMORY_START;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARTRIDGE_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const CARTRIDGE_END: usize = 0x7FFF;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARTRIDGE_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const CARTRIDGE_SIZE: usize = CARTRIDGE_END - CARTRIDGE_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_CHAR_DATA_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | const VRAM_CHAR_DATA_START: usize = VRAM_START;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_CHAR_DATA_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const VRAM_CHAR_DATA_END: usize = 0x97FF;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_CHAR_DATA_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const VRAM_CHAR_DATA_SIZE: usize = VRAM_CHAR_DATA_END - VRAM_CHAR_DATA_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_1_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const VRAM_BG_DATA_1_START: usize = VRAM_CHAR_DATA_END + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_1_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const VRAM_BG_DATA_1_END: usize = 0x9BFF;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_1_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const VRAM_BG_DATA_1_SIZE: usize = VRAM_BG_DATA_1_END - VRAM_BG_DATA_1_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_2_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 | const VRAM_BG_DATA_2_START: usize = VRAM_BG_DATA_1_END + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_2_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | const VRAM_BG_DATA_2_END: usize = VRAM_END;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_2_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | const VRAM_BG_DATA_2_SIZE: usize = VRAM_BG_DATA_2_END - VRAM_BG_DATA_2_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXT_WRAM_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | const EXT_WRAM_START: usize = 0xA000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXT_WRAM_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | const EXT_WRAM_END: usize = 0xBFFF;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXT_WRAM_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 | const EXT_WRAM_SIZE: usize = EXT_WRAM_END - EXT_WRAM_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WRAM_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:35:7
[INFO] [stdout]    |
[INFO] [stdout] 35 | const WRAM_SIZE: usize = WRAM_END - WRAM_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FIXED_WRAM_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | const FIXED_WRAM_START: usize = WRAM_START;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FIXED_WRAM_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 | const FIXED_WRAM_SIZE: usize = FIXED_WRAM_END - FIXED_WRAM_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ECHO_WRAM_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 | const ECHO_WRAM_SIZE: usize = ECHO_WRAM_END - ECHO_WRAM_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OAM_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:49:7
[INFO] [stdout]    |
[INFO] [stdout] 49 | const OAM_START: usize = 0xFE00;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OAM_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 | const OAM_END: usize = 0xFEBF;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OAM_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:51:7
[INFO] [stdout]    |
[INFO] [stdout] 51 | const OAM_SIZE: usize = OAM_END - OAM_START + 1;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOT_USABLE_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 | const NOT_USABLE_SIZE: usize = NOT_USABLE_END - NOT_USABLE_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OTHER_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:58:7
[INFO] [stdout]    |
[INFO] [stdout] 58 | const OTHER_END: usize = MEMORY_END;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OTHER_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:59:7
[INFO] [stdout]    |
[INFO] [stdout] 59 | const OTHER_SIZE: usize = OTHER_END - OTHER_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `notify_interrupt` is never used
[INFO] [stdout]    --> src/gbc/memory.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 78  | impl Memory {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub fn notify_interrupt(&mut self, interrupt: Interrupt) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `background` is never read
[INFO] [stdout]   --> src/gbc/display.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Display {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 18 |     canvas: WindowCanvas,
[INFO] [stdout] 19 |     background: [[u8; BACKGROUND_WIDTH]; BACKGROUND_HEIGHT]
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sdl_context` is never read
[INFO] [stdout]   --> src/gbc.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct GameBoyColor {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 18 |     sdl_context: Sdl,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Fast` is never constructed
[INFO] [stdout]   --> src/gbc/core.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum SpeedMode {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 15 |     Slow,
[INFO] [stdout] 16 |     Fast
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpeedMode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `F` is never constructed
[INFO] [stdout]  --> src/gbc/core/register_file.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Reg8 {
[INFO] [stdout]   |          ---- variant in this enum
[INFO] [stdout] 3 |     A, F,
[INFO] [stdout]   |        ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Reg8` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `map_r16stk` is never used
[INFO] [stdout]   --> src/gbc/core/register_file.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn map_r16stk(bit_field: u8) -> Reg16 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARTRIDGE_START` is never used
[INFO] [stdout]  --> src/gbc/memory.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const CARTRIDGE_START: usize = MEMORY_START;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARTRIDGE_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const CARTRIDGE_END: usize = 0x7FFF;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARTRIDGE_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const CARTRIDGE_SIZE: usize = CARTRIDGE_END - CARTRIDGE_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_CHAR_DATA_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | const VRAM_CHAR_DATA_START: usize = VRAM_START;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_CHAR_DATA_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const VRAM_CHAR_DATA_END: usize = 0x97FF;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_CHAR_DATA_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const VRAM_CHAR_DATA_SIZE: usize = VRAM_CHAR_DATA_END - VRAM_CHAR_DATA_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_1_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const VRAM_BG_DATA_1_START: usize = VRAM_CHAR_DATA_END + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_1_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const VRAM_BG_DATA_1_END: usize = 0x9BFF;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_1_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const VRAM_BG_DATA_1_SIZE: usize = VRAM_BG_DATA_1_END - VRAM_BG_DATA_1_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_2_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 | const VRAM_BG_DATA_2_START: usize = VRAM_BG_DATA_1_END + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_2_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | const VRAM_BG_DATA_2_END: usize = VRAM_END;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VRAM_BG_DATA_2_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | const VRAM_BG_DATA_2_SIZE: usize = VRAM_BG_DATA_2_END - VRAM_BG_DATA_2_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXT_WRAM_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | const EXT_WRAM_START: usize = 0xA000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXT_WRAM_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | const EXT_WRAM_END: usize = 0xBFFF;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXT_WRAM_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 | const EXT_WRAM_SIZE: usize = EXT_WRAM_END - EXT_WRAM_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WRAM_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:35:7
[INFO] [stdout]    |
[INFO] [stdout] 35 | const WRAM_SIZE: usize = WRAM_END - WRAM_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FIXED_WRAM_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | const FIXED_WRAM_START: usize = WRAM_START;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FIXED_WRAM_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 | const FIXED_WRAM_SIZE: usize = FIXED_WRAM_END - FIXED_WRAM_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ECHO_WRAM_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 | const ECHO_WRAM_SIZE: usize = ECHO_WRAM_END - ECHO_WRAM_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OAM_START` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:49:7
[INFO] [stdout]    |
[INFO] [stdout] 49 | const OAM_START: usize = 0xFE00;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OAM_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 | const OAM_END: usize = 0xFEBF;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OAM_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:51:7
[INFO] [stdout]    |
[INFO] [stdout] 51 | const OAM_SIZE: usize = OAM_END - OAM_START + 1;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOT_USABLE_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 | const NOT_USABLE_SIZE: usize = NOT_USABLE_END - NOT_USABLE_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OTHER_END` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:58:7
[INFO] [stdout]    |
[INFO] [stdout] 58 | const OTHER_END: usize = MEMORY_END;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OTHER_SIZE` is never used
[INFO] [stdout]   --> src/gbc/memory.rs:59:7
[INFO] [stdout]    |
[INFO] [stdout] 59 | const OTHER_SIZE: usize = OTHER_END - OTHER_START + 1;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `notify_interrupt` is never used
[INFO] [stdout]    --> src/gbc/memory.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 78  | impl Memory {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub fn notify_interrupt(&mut self, interrupt: Interrupt) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `background` is never read
[INFO] [stdout]   --> src/gbc/display.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Display {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 18 |     canvas: WindowCanvas,
[INFO] [stdout] 19 |     background: [[u8; BACKGROUND_WIDTH]; BACKGROUND_HEIGHT]
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "e9f1392632c10735ce17ebefa3038bd09dad94b0c9b21150ed58bcd98f242674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9f1392632c10735ce17ebefa3038bd09dad94b0c9b21150ed58bcd98f242674", kill_on_drop: false }`
[INFO] [stdout] e9f1392632c10735ce17ebefa3038bd09dad94b0c9b21150ed58bcd98f242674