[INFO] updating cached repository sarna/emu8
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sarna/emu8
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sarna/emu8" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/sarna/emu8"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/sarna/emu8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sarna/emu8" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/sarna/emu8"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/sarna/emu8'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1101e542cb7bcfd4a6f8b051870b98564f3117ce
[INFO] sha for GitHub repo sarna/emu8: 1101e542cb7bcfd4a6f8b051870b98564f3117ce
[INFO] validating manifest of sarna/emu8 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sarna/emu8 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sarna/emu8
[INFO] finished frobbing sarna/emu8
[INFO] frobbed toml for sarna/emu8 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/sarna/emu8/Cargo.toml
[INFO] started frobbing sarna/emu8
[INFO] finished frobbing sarna/emu8
[INFO] frobbed toml for sarna/emu8 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/sarna/emu8/Cargo.toml
[INFO] crate sarna/emu8 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sarna/emu8 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-7/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/sarna/emu8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a48bfe43eade802dab8e73916a13b36899f75c52ec593190b42a66f510cc406c
[INFO] running `"docker" "start" "-a" "a48bfe43eade802dab8e73916a13b36899f75c52ec593190b42a66f510cc406c"`
[INFO] [stderr]     Checking bitvec v0.10.2
[INFO] [stderr]     Checking emu8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `register_no`
[INFO] [stderr]    --> src/processor.rs:192:27
[INFO] [stderr]     |
[INFO] [stderr] 192 |     fn skp_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |                           ^^^^^^^^^^^ help: consider prefixing with an underscore: `_register_no`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `register_no`
[INFO] [stderr]    --> src/processor.rs:196:28
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn sknp_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |                            ^^^^^^^^^^^ help: consider prefixing with an underscore: `_register_no`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `register_no`
[INFO] [stderr]    --> src/processor.rs:204:28
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn ld_reg_k(&mut self, register_no: u8) {
[INFO] [stderr]     |                            ^^^^^^^^^^^ help: consider prefixing with an underscore: `_register_no`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Processor`
[INFO] [stderr]  --> src/processor.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Processor {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/processor.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `execute`
[INFO] [stderr]   --> src/processor.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn execute(&mut self, memory: &mut Memory, display: &mut Display, instruction: &Instruction) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ret`
[INFO] [stderr]   --> src/processor.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn ret(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `jp_addr`
[INFO] [stderr]   --> src/processor.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn jp_addr(&mut self, address: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `call_addr`
[INFO] [stderr]   --> src/processor.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn call_addr(&mut self, address: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `se_reg_imm`
[INFO] [stderr]   --> src/processor.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn se_reg_imm(&mut self, register_no: u8, byte: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sne_reg_imm`
[INFO] [stderr]   --> src/processor.rs:96:5
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn sne_reg_imm(&mut self, register_no: u8, byte: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `se_reg_reg`
[INFO] [stderr]    --> src/processor.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn se_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_reg_imm`
[INFO] [stderr]    --> src/processor.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn ld_reg_imm(&mut self, register_no: u8, byte: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_reg_imm`
[INFO] [stderr]    --> src/processor.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn add_reg_imm(&mut self, register_no: u8, byte: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_reg_reg`
[INFO] [stderr]    --> src/processor.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fn ld_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `or_reg_reg`
[INFO] [stderr]    --> src/processor.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn or_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `and_reg_reg`
[INFO] [stderr]    --> src/processor.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn and_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `xor_reg_reg`
[INFO] [stderr]    --> src/processor.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn xor_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_reg_reg`
[INFO] [stderr]    --> src/processor.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn add_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sub_reg_reg`
[INFO] [stderr]    --> src/processor.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn sub_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shr_reg_reg`
[INFO] [stderr]    --> src/processor.rs:148:5
[INFO] [stderr]     |
[INFO] [stderr] 148 |     fn shr_reg_reg(&mut self, register_x_no: u8, _register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `subn_reg_reg`
[INFO] [stderr]    --> src/processor.rs:152:5
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn subn_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shl_reg_reg`
[INFO] [stderr]    --> src/processor.rs:160:5
[INFO] [stderr]     |
[INFO] [stderr] 160 |     fn shl_reg_reg(&mut self, register_x_no: u8, _register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sne_reg_reg`
[INFO] [stderr]    --> src/processor.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn sne_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_i_addr`
[INFO] [stderr]    --> src/processor.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     fn ld_i_addr(&mut self, address: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `jp_v0_addr`
[INFO] [stderr]    --> src/processor.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn jp_v0_addr(&mut self, address: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rnd_reg_imm`
[INFO] [stderr]    --> src/processor.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn rnd_reg_imm(&mut self, register_no: u8, byte: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `drw_reg_reg_imm`
[INFO] [stderr]    --> src/processor.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     fn drw_reg_reg_imm(&mut self, register_x_no: u8, register_y_no: u8, nibble: u8, memory: &Memory, display: &mut Display) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `skp_reg`
[INFO] [stderr]    --> src/processor.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     fn skp_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sknp_reg`
[INFO] [stderr]    --> src/processor.rs:196:5
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn sknp_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_reg_dt`
[INFO] [stderr]    --> src/processor.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     fn ld_reg_dt(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_reg_k`
[INFO] [stderr]    --> src/processor.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn ld_reg_k(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_dt_reg`
[INFO] [stderr]    --> src/processor.rs:208:5
[INFO] [stderr]     |
[INFO] [stderr] 208 |     fn ld_dt_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_st_reg`
[INFO] [stderr]    --> src/processor.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn ld_st_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_i_reg`
[INFO] [stderr]    --> src/processor.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn add_i_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_f_reg`
[INFO] [stderr]    --> src/processor.rs:220:5
[INFO] [stderr]     |
[INFO] [stderr] 220 |     fn ld_f_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_b_reg`
[INFO] [stderr]    --> src/processor.rs:225:5
[INFO] [stderr]     |
[INFO] [stderr] 225 |     fn ld_b_reg(&mut self, register_no: u8, memory: &mut Memory) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_i_reg`
[INFO] [stderr]    --> src/processor.rs:236:5
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn ld_i_reg(&mut self, register_no: u8, memory: &mut Memory) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_reg_i`
[INFO] [stderr]    --> src/processor.rs:243:5
[INFO] [stderr]     |
[INFO] [stderr] 243 |     fn ld_reg_i(&mut self, register_no: u8, memory: &mut Memory) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Memory`
[INFO] [stderr]   --> src/memory.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct Memory {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/memory.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CHAR_SPRITES`
[INFO] [stderr]    --> src/memory.rs:30:9
[INFO] [stderr]     |
[INFO] [stderr] 30  | /         const CHAR_SPRITES: [u8;80] = [
[INFO] [stderr] 31  | |             0b11110000, // ####
[INFO] [stderr] 32  | |             0b10010000, // #--#
[INFO] [stderr] 33  | |             0b10010000, // #--#
[INFO] [stderr] ...   |
[INFO] [stderr] 125 | |             0b10000000, // #---
[INFO] [stderr] 126 | |         ];
[INFO] [stderr]     | |__________^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_sprite`
[INFO] [stderr]    --> src/memory.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     pub fn get_sprite(&self, address: u16, how_many: u8) -> BitVec {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Display`
[INFO] [stderr]  --> src/display.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Display {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/display.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]   --> src/display.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn clear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]   --> src/display.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn draw(&mut self, sprite: BitVec, x: u8, y: u8) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `register_no`
[INFO] [stderr]    --> src/processor.rs:192:27
[INFO] [stderr]     |
[INFO] [stderr] 192 |     fn skp_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |                           ^^^^^^^^^^^ help: consider prefixing with an underscore: `_register_no`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `register_no`
[INFO] [stderr]    --> src/processor.rs:196:28
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn sknp_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |                            ^^^^^^^^^^^ help: consider prefixing with an underscore: `_register_no`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `register_no`
[INFO] [stderr]    --> src/processor.rs:204:28
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn ld_reg_k(&mut self, register_no: u8) {
[INFO] [stderr]     |                            ^^^^^^^^^^^ help: consider prefixing with an underscore: `_register_no`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Processor`
[INFO] [stderr]  --> src/processor.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Processor {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/processor.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `execute`
[INFO] [stderr]   --> src/processor.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn execute(&mut self, memory: &mut Memory, display: &mut Display, instruction: &Instruction) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ret`
[INFO] [stderr]   --> src/processor.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn ret(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `jp_addr`
[INFO] [stderr]   --> src/processor.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn jp_addr(&mut self, address: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `call_addr`
[INFO] [stderr]   --> src/processor.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn call_addr(&mut self, address: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `se_reg_imm`
[INFO] [stderr]   --> src/processor.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn se_reg_imm(&mut self, register_no: u8, byte: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sne_reg_imm`
[INFO] [stderr]   --> src/processor.rs:96:5
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn sne_reg_imm(&mut self, register_no: u8, byte: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `se_reg_reg`
[INFO] [stderr]    --> src/processor.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn se_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_reg_imm`
[INFO] [stderr]    --> src/processor.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn ld_reg_imm(&mut self, register_no: u8, byte: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_reg_imm`
[INFO] [stderr]    --> src/processor.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn add_reg_imm(&mut self, register_no: u8, byte: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_reg_reg`
[INFO] [stderr]    --> src/processor.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fn ld_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `or_reg_reg`
[INFO] [stderr]    --> src/processor.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn or_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `and_reg_reg`
[INFO] [stderr]    --> src/processor.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn and_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `xor_reg_reg`
[INFO] [stderr]    --> src/processor.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn xor_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_reg_reg`
[INFO] [stderr]    --> src/processor.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn add_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sub_reg_reg`
[INFO] [stderr]    --> src/processor.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn sub_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shr_reg_reg`
[INFO] [stderr]    --> src/processor.rs:148:5
[INFO] [stderr]     |
[INFO] [stderr] 148 |     fn shr_reg_reg(&mut self, register_x_no: u8, _register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `subn_reg_reg`
[INFO] [stderr]    --> src/processor.rs:152:5
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn subn_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shl_reg_reg`
[INFO] [stderr]    --> src/processor.rs:160:5
[INFO] [stderr]     |
[INFO] [stderr] 160 |     fn shl_reg_reg(&mut self, register_x_no: u8, _register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sne_reg_reg`
[INFO] [stderr]    --> src/processor.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn sne_reg_reg(&mut self, register_x_no: u8, register_y_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_i_addr`
[INFO] [stderr]    --> src/processor.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     fn ld_i_addr(&mut self, address: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `jp_v0_addr`
[INFO] [stderr]    --> src/processor.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn jp_v0_addr(&mut self, address: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rnd_reg_imm`
[INFO] [stderr]    --> src/processor.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn rnd_reg_imm(&mut self, register_no: u8, byte: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `drw_reg_reg_imm`
[INFO] [stderr]    --> src/processor.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     fn drw_reg_reg_imm(&mut self, register_x_no: u8, register_y_no: u8, nibble: u8, memory: &Memory, display: &mut Display) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `skp_reg`
[INFO] [stderr]    --> src/processor.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     fn skp_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sknp_reg`
[INFO] [stderr]    --> src/processor.rs:196:5
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn sknp_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_reg_dt`
[INFO] [stderr]    --> src/processor.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     fn ld_reg_dt(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_reg_k`
[INFO] [stderr]    --> src/processor.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn ld_reg_k(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_dt_reg`
[INFO] [stderr]    --> src/processor.rs:208:5
[INFO] [stderr]     |
[INFO] [stderr] 208 |     fn ld_dt_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_st_reg`
[INFO] [stderr]    --> src/processor.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn ld_st_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_i_reg`
[INFO] [stderr]    --> src/processor.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn add_i_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_f_reg`
[INFO] [stderr]    --> src/processor.rs:220:5
[INFO] [stderr]     |
[INFO] [stderr] 220 |     fn ld_f_reg(&mut self, register_no: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_b_reg`
[INFO] [stderr]    --> src/processor.rs:225:5
[INFO] [stderr]     |
[INFO] [stderr] 225 |     fn ld_b_reg(&mut self, register_no: u8, memory: &mut Memory) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_i_reg`
[INFO] [stderr]    --> src/processor.rs:236:5
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn ld_i_reg(&mut self, register_no: u8, memory: &mut Memory) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ld_reg_i`
[INFO] [stderr]    --> src/processor.rs:243:5
[INFO] [stderr]     |
[INFO] [stderr] 243 |     fn ld_reg_i(&mut self, register_no: u8, memory: &mut Memory) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]   --> src/display.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn clear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `"docker" "inspect" "a48bfe43eade802dab8e73916a13b36899f75c52ec593190b42a66f510cc406c"`
[INFO] running `"docker" "rm" "-f" "a48bfe43eade802dab8e73916a13b36899f75c52ec593190b42a66f510cc406c"`
[INFO] [stdout] a48bfe43eade802dab8e73916a13b36899f75c52ec593190b42a66f510cc406c