[INFO] updating cached repository https://github.com/tfinnegan937/GBEmu
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1142ea7b107771d916eb40aa825938be8dd5a574
[INFO] checking tfinnegan937/GBEmu against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftfinnegan937%2FGBEmu" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tfinnegan937/GBEmu on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tfinnegan937/GBEmu
[INFO] finished tweaking git repo https://github.com/tfinnegan937/GBEmu
[INFO] tweaked toml for git repo https://github.com/tfinnegan937/GBEmu written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/tfinnegan937/GBEmu already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3f6ead62c32b108d0e5f134f29c65c9ba3dba786f21361e45f8e2071b597680
[INFO] running `"docker" "start" "-a" "f3f6ead62c32b108d0e5f134f29c65c9ba3dba786f21361e45f8e2071b597680"`
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking itertools v0.8.1
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking ndarray v0.13.0
[INFO] [stderr]     Checking gb_emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]   --> src/emulator_main/mod.rs:77:18
[INFO] [stderr]    |
[INFO] [stderr] 77 |             while(num_cycles < 69833){
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_time` is never read
[INFO] [stderr]   --> src/emulator_main/mod.rs:72:21
[INFO] [stderr]    |
[INFO] [stderr] 72 |             let mut end_time = time::Duration::from_millis(0);
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `two_byte_data` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:166:17
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let mut two_byte_data : bool = false;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `contains_data` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:168:17
[INFO] [stderr]     |
[INFO] [stderr] 168 |         let mut contains_data : bool = false;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `contains_displacement` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:172:17
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let mut contains_displacement : bool = false;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_cycles`
[INFO] [stderr]    --> src/emulator_main/mod.rs:174:17
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let mut num_cycles : u32 = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: consider prefixing with an underscore: `_num_cycles`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:177:17
[INFO] [stderr]     |
[INFO] [stderr] 177 |         let mut x : u8 = 0x00; //opcode's 1st octal digit
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `y` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:178:17
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let mut y : u8 = 0x00; //opcode's 2nd octal digit
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `z` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:179:17
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let mut z : u8 = 0x00; //opcode's 3rd octal digit
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `q` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:180:17
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let mut q : u8 = 0x00; //bits 5-4
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `p` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:181:17
[INFO] [stderr]     |
[INFO] [stderr] 181 |         let mut p : u8 = 0x00; //bit 3
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/emulator_main/mod.rs:412:18
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn LD(&self, data: Vec<Wrapping<u8>>, displacement: Wrapping<u8>, op_code: Wrapping<u8>, x : u8, y : u8, z : u8,
[INFO] [stderr]     |                  ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `displacement`
[INFO] [stderr]    --> src/emulator_main/mod.rs:412:43
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn LD(&self, data: Vec<Wrapping<u8>>, displacement: Wrapping<u8>, op_code: Wrapping<u8>, x : u8, y : u8, z : u8,
[INFO] [stderr]     |                                           ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_displacement`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/emulator_main/mod.rs:412:102
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn LD(&self, data: Vec<Wrapping<u8>>, displacement: Wrapping<u8>, op_code: Wrapping<u8>, x : u8, y : u8, z : u8,
[INFO] [stderr]     |                                                                                                      ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/emulator_main/mod.rs:413:5
[INFO] [stderr]     |
[INFO] [stderr] 413 |     p : u8, q: u8) -> u32{
[INFO] [stderr]     |     ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `q`
[INFO] [stderr]    --> src/emulator_main/mod.rs:413:13
[INFO] [stderr]     |
[INFO] [stderr] 413 |     p : u8, q: u8) -> u32{
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_q`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut emulator : emulator_main::Emulator = emulator_main::build(args);
[INFO] [stderr]   |         ----^^^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/emulator_main/mod.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |             let mut start_time = time::Instant::now();
[INFO] [stderr]    |                 ----^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/emulator_main/mod.rs:85:17
[INFO] [stderr]    |
[INFO] [stderr] 85 |             let mut end_instant = time::Instant::now();
[INFO] [stderr]    |                 ----^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/emulator_main/mod.rs:174:13
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let mut num_cycles : u32 = 0;
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/emulator_main/mod.rs:414:13
[INFO] [stderr]     |
[INFO] [stderr] 414 |         let mut num_cycles : u32 = 0;
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `a_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     a_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `b_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     b_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `c_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     c_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `d_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     d_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `e_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     e_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `f_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     f_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `h_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     h_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `l_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     l_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `sp_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     sp_r : Wrapping<u16>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]   --> src/emulator_main/mod.rs:77:18
[INFO] [stderr]    |
[INFO] [stderr] 77 |             while(num_cycles < 69833){
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `rom_path`
[INFO] [stderr]   --> src/emulator_main/mod.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     rom_path : String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `NOP`
[INFO] [stderr]    --> src/emulator_main/mod.rs:407:5
[INFO] [stderr]     |
[INFO] [stderr] 407 |     fn NOP(&self) -> u32{
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `LD`
[INFO] [stderr]    --> src/emulator_main/mod.rs:412:5
[INFO] [stderr]     |
[INFO] [stderr] 412 | /     fn LD(&self, data: Vec<Wrapping<u8>>, displacement: Wrapping<u8>, op_code: Wrapping<u8>, x : u8, y : u8, z : u8,
[INFO] [stderr] 413 | |     p : u8, q: u8) -> u32{
[INFO] [stderr] 414 | |         let mut num_cycles : u32 = 0;
[INFO] [stderr] 415 | |         if x == 0x00{
[INFO] [stderr] ...   |
[INFO] [stderr] 429 | |         return num_cycles;
[INFO] [stderr] 430 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_file`
[INFO] [stderr]    --> src/emulator_main/mod.rs:434:5
[INFO] [stderr]     |
[INFO] [stderr] 434 |     fn print_file(&self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_system_ROM`
[INFO] [stderr]    --> src/emulator_main/mod.rs:440:5
[INFO] [stderr]     |
[INFO] [stderr] 440 |     fn print_system_ROM(&self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/emulator_main/mod.rs:323:21
[INFO] [stderr]     |
[INFO] [stderr] 323 |                     contains_data == true;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/emulator_main/mod.rs:328:21
[INFO] [stderr]     |
[INFO] [stderr] 328 |                     contains_data == true;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/emulator_main/mod.rs:333:21
[INFO] [stderr]     |
[INFO] [stderr] 333 |                     contains_data == true;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `NOP` should have a snake case name
[INFO] [stderr]    --> src/emulator_main/mod.rs:407:8
[INFO] [stderr]     |
[INFO] [stderr] 407 |     fn NOP(&self) -> u32{
[INFO] [stderr]     |        ^^^ help: convert the identifier to snake case: `nop`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `LD` should have a snake case name
[INFO] [stderr]    --> src/emulator_main/mod.rs:412:8
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn LD(&self, data: Vec<Wrapping<u8>>, displacement: Wrapping<u8>, op_code: Wrapping<u8>, x : u8, y : u8, z : u8,
[INFO] [stderr]     |        ^^ help: convert the identifier to snake case: `ld`
[INFO] [stderr] 
[INFO] [stderr] warning: method `print_system_ROM` should have a snake case name
[INFO] [stderr]    --> src/emulator_main/mod.rs:440:8
[INFO] [stderr]     |
[INFO] [stderr] 440 |     fn print_system_ROM(&self){
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `print_system_rom`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/emulator_main/mod.rs:462:5
[INFO] [stderr]     |
[INFO] [stderr] 462 |     file.read_to_end(&mut buffer); //ERROR HANDLING NEEDED
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_time` is never read
[INFO] [stderr]   --> src/emulator_main/mod.rs:72:21
[INFO] [stderr]    |
[INFO] [stderr] 72 |             let mut end_time = time::Duration::from_millis(0);
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `two_byte_data` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:166:17
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let mut two_byte_data : bool = false;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `contains_data` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:168:17
[INFO] [stderr]     |
[INFO] [stderr] 168 |         let mut contains_data : bool = false;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `contains_displacement` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:172:17
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let mut contains_displacement : bool = false;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_cycles`
[INFO] [stderr]    --> src/emulator_main/mod.rs:174:17
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let mut num_cycles : u32 = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: consider prefixing with an underscore: `_num_cycles`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:177:17
[INFO] [stderr]     |
[INFO] [stderr] 177 |         let mut x : u8 = 0x00; //opcode's 1st octal digit
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `y` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:178:17
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let mut y : u8 = 0x00; //opcode's 2nd octal digit
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `z` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:179:17
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let mut z : u8 = 0x00; //opcode's 3rd octal digit
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `q` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:180:17
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let mut q : u8 = 0x00; //bits 5-4
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `p` is never read
[INFO] [stderr]    --> src/emulator_main/mod.rs:181:17
[INFO] [stderr]     |
[INFO] [stderr] 181 |         let mut p : u8 = 0x00; //bit 3
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/emulator_main/mod.rs:412:18
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn LD(&self, data: Vec<Wrapping<u8>>, displacement: Wrapping<u8>, op_code: Wrapping<u8>, x : u8, y : u8, z : u8,
[INFO] [stderr]     |                  ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `displacement`
[INFO] [stderr]    --> src/emulator_main/mod.rs:412:43
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn LD(&self, data: Vec<Wrapping<u8>>, displacement: Wrapping<u8>, op_code: Wrapping<u8>, x : u8, y : u8, z : u8,
[INFO] [stderr]     |                                           ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_displacement`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/emulator_main/mod.rs:412:102
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn LD(&self, data: Vec<Wrapping<u8>>, displacement: Wrapping<u8>, op_code: Wrapping<u8>, x : u8, y : u8, z : u8,
[INFO] [stderr]     |                                                                                                      ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/emulator_main/mod.rs:413:5
[INFO] [stderr]     |
[INFO] [stderr] 413 |     p : u8, q: u8) -> u32{
[INFO] [stderr]     |     ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `q`
[INFO] [stderr]    --> src/emulator_main/mod.rs:413:13
[INFO] [stderr]     |
[INFO] [stderr] 413 |     p : u8, q: u8) -> u32{
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_q`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut emulator : emulator_main::Emulator = emulator_main::build(args);
[INFO] [stderr]   |         ----^^^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/emulator_main/mod.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |             let mut start_time = time::Instant::now();
[INFO] [stderr]    |                 ----^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/emulator_main/mod.rs:85:17
[INFO] [stderr]    |
[INFO] [stderr] 85 |             let mut end_instant = time::Instant::now();
[INFO] [stderr]    |                 ----^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/emulator_main/mod.rs:174:13
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let mut num_cycles : u32 = 0;
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/emulator_main/mod.rs:414:13
[INFO] [stderr]     |
[INFO] [stderr] 414 |         let mut num_cycles : u32 = 0;
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `a_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     a_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `b_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     b_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `c_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     c_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `d_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     d_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `e_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     e_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `f_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     f_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `h_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     h_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `l_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     l_r : Wrapping<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `sp_r`
[INFO] [stderr]   --> src/emulator_main/mod.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     sp_r : Wrapping<u16>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `rom_path`
[INFO] [stderr]   --> src/emulator_main/mod.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     rom_path : String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `NOP`
[INFO] [stderr]    --> src/emulator_main/mod.rs:407:5
[INFO] [stderr]     |
[INFO] [stderr] 407 |     fn NOP(&self) -> u32{
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `LD`
[INFO] [stderr]    --> src/emulator_main/mod.rs:412:5
[INFO] [stderr]     |
[INFO] [stderr] 412 | /     fn LD(&self, data: Vec<Wrapping<u8>>, displacement: Wrapping<u8>, op_code: Wrapping<u8>, x : u8, y : u8, z : u8,
[INFO] [stderr] 413 | |     p : u8, q: u8) -> u32{
[INFO] [stderr] 414 | |         let mut num_cycles : u32 = 0;
[INFO] [stderr] 415 | |         if x == 0x00{
[INFO] [stderr] ...   |
[INFO] [stderr] 429 | |         return num_cycles;
[INFO] [stderr] 430 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_file`
[INFO] [stderr]    --> src/emulator_main/mod.rs:434:5
[INFO] [stderr]     |
[INFO] [stderr] 434 |     fn print_file(&self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_system_ROM`
[INFO] [stderr]    --> src/emulator_main/mod.rs:440:5
[INFO] [stderr]     |
[INFO] [stderr] 440 |     fn print_system_ROM(&self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/emulator_main/mod.rs:323:21
[INFO] [stderr]     |
[INFO] [stderr] 323 |                     contains_data == true;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/emulator_main/mod.rs:328:21
[INFO] [stderr]     |
[INFO] [stderr] 328 |                     contains_data == true;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/emulator_main/mod.rs:333:21
[INFO] [stderr]     |
[INFO] [stderr] 333 |                     contains_data == true;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `NOP` should have a snake case name
[INFO] [stderr]    --> src/emulator_main/mod.rs:407:8
[INFO] [stderr]     |
[INFO] [stderr] 407 |     fn NOP(&self) -> u32{
[INFO] [stderr]     |        ^^^ help: convert the identifier to snake case: `nop`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `LD` should have a snake case name
[INFO] [stderr]    --> src/emulator_main/mod.rs:412:8
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn LD(&self, data: Vec<Wrapping<u8>>, displacement: Wrapping<u8>, op_code: Wrapping<u8>, x : u8, y : u8, z : u8,
[INFO] [stderr]     |        ^^ help: convert the identifier to snake case: `ld`
[INFO] [stderr] 
[INFO] [stderr] warning: method `print_system_ROM` should have a snake case name
[INFO] [stderr]    --> src/emulator_main/mod.rs:440:8
[INFO] [stderr]     |
[INFO] [stderr] 440 |     fn print_system_ROM(&self){
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `print_system_rom`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/emulator_main/mod.rs:462:5
[INFO] [stderr]     |
[INFO] [stderr] 462 |     file.read_to_end(&mut buffer); //ERROR HANDLING NEEDED
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.50s
[INFO] running `"docker" "inspect" "f3f6ead62c32b108d0e5f134f29c65c9ba3dba786f21361e45f8e2071b597680"`
[INFO] running `"docker" "rm" "-f" "f3f6ead62c32b108d0e5f134f29c65c9ba3dba786f21361e45f8e2071b597680"`
[INFO] [stdout] f3f6ead62c32b108d0e5f134f29c65c9ba3dba786f21361e45f8e2071b597680