[INFO] updating cached repository Kolossion/rust-gb
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Kolossion/rust-gb
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Kolossion/rust-gb" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Kolossion/rust-gb"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Kolossion/rust-gb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Kolossion/rust-gb" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Kolossion/rust-gb"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Kolossion/rust-gb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0977a4a7ef116d2dd95e3eb02082a5437b0a934b
[INFO] sha for GitHub repo Kolossion/rust-gb: 0977a4a7ef116d2dd95e3eb02082a5437b0a934b
[INFO] validating manifest of Kolossion/rust-gb on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Kolossion/rust-gb on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Kolossion/rust-gb
[INFO] finished frobbing Kolossion/rust-gb
[INFO] frobbed toml for Kolossion/rust-gb written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Kolossion/rust-gb/Cargo.toml
[INFO] started frobbing Kolossion/rust-gb
[INFO] finished frobbing Kolossion/rust-gb
[INFO] frobbed toml for Kolossion/rust-gb written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Kolossion/rust-gb/Cargo.toml
[INFO] crate Kolossion/rust-gb already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Kolossion/rust-gb against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-6/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Kolossion/rust-gb:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3f43c25e52d58a9434c97630e872b0cf76ec439d2d13f4305a5dbcb0aac4f1bf
[INFO] running `"docker" "start" "-a" "3f43c25e52d58a9434c97630e872b0cf76ec439d2d13f4305a5dbcb0aac4f1bf"`
[INFO] [stderr]     Checking gb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `emu::*`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use emu::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `emu::*`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use emu::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rom_data`
[INFO] [stderr]   --> src/emu/mod.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 |   let rom_data = read_bin(rom_file_name);
[INFO] [stderr]    |       ^^^^^^^^ help: consider prefixing with an underscore: `_rom_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cpu`
[INFO] [stderr]   --> src/emu/mod.rs:16:11
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let mut cpu = CPU::new();
[INFO] [stderr]    |           ^^^ help: consider prefixing with an underscore: `_cpu`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:36:28
[INFO] [stderr]    |
[INFO] [stderr] 36 |   pub fn run_op(&mut self, opcode: u16) {
[INFO] [stderr]    |                            ^^^^^^ help: consider prefixing with an underscore: `_opcode`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `sum` is never read
[INFO] [stderr]  --> src/emu/cpu/alu/mod.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 |   let mut sum: u16 = 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 `sum` is never read
[INFO] [stderr]   --> src/emu/cpu/alu/mod.rs:26:11
[INFO] [stderr]    |
[INFO] [stderr] 26 |   let mut sum: u32 = 0;
[INFO] [stderr]    |           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/emu/mod.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let mut cpu = CPU::new();
[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: function is never used: `add_8`
[INFO] [stderr]  --> src/emu/cpu/alu/mod.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn add_8(a: u8, b :u8) -> (bool, bool, u8) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_16`
[INFO] [stderr]   --> src/emu/cpu/alu/mod.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn add_16(a: u16, b :u16) -> (bool, bool, u16) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run_op`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:36:3
[INFO] [stderr]    |
[INFO] [stderr] 36 |   pub fn run_op(&mut self, opcode: u16) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_reg_8`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:51:3
[INFO] [stderr]    |
[INFO] [stderr] 51 |   pub fn get_reg_8(&mut self, reg: &str) -> u8 {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_reg_8`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:67:3
[INFO] [stderr]    |
[INFO] [stderr] 67 |   pub fn set_reg_8(&mut self, reg: &str, val: u8) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `boot`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:85:3
[INFO] [stderr]    |
[INFO] [stderr] 85 |   pub fn boot(&mut self) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_e`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:90:3
[INFO] [stderr]    |
[INFO] [stderr] 90 |   pub fn add_e(&mut self) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_d`
[INFO] [stderr]    --> src/emu/cpu/mod.rs:100:3
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn add_d(&mut self) {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `noop`
[INFO] [stderr]    --> src/emu/cpu/mod.rs:110:3
[INFO] [stderr]     |
[INFO] [stderr] 110 |   pub fn noop(&mut self) {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rom_data`
[INFO] [stderr]   --> src/emu/mod.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 |   let rom_data = read_bin(rom_file_name);
[INFO] [stderr]    |       ^^^^^^^^ help: consider prefixing with an underscore: `_rom_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cpu`
[INFO] [stderr]   --> src/emu/mod.rs:16:11
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let mut cpu = CPU::new();
[INFO] [stderr]    |           ^^^ help: consider prefixing with an underscore: `_cpu`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:36:28
[INFO] [stderr]    |
[INFO] [stderr] 36 |   pub fn run_op(&mut self, opcode: u16) {
[INFO] [stderr]    |                            ^^^^^^ help: consider prefixing with an underscore: `_opcode`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `sum` is never read
[INFO] [stderr]  --> src/emu/cpu/alu/mod.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 |   let mut sum: u16 = 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 `sum` is never read
[INFO] [stderr]   --> src/emu/cpu/alu/mod.rs:26:11
[INFO] [stderr]    |
[INFO] [stderr] 26 |   let mut sum: u32 = 0;
[INFO] [stderr]    |           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/emu/mod.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let mut cpu = CPU::new();
[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: function is never used: `add_8`
[INFO] [stderr]  --> src/emu/cpu/alu/mod.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn add_8(a: u8, b :u8) -> (bool, bool, u8) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_16`
[INFO] [stderr]   --> src/emu/cpu/alu/mod.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn add_16(a: u16, b :u16) -> (bool, bool, u16) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run_op`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:36:3
[INFO] [stderr]    |
[INFO] [stderr] 36 |   pub fn run_op(&mut self, opcode: u16) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `boot`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:85:3
[INFO] [stderr]    |
[INFO] [stderr] 85 |   pub fn boot(&mut self) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_e`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:90:3
[INFO] [stderr]    |
[INFO] [stderr] 90 |   pub fn add_e(&mut self) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_d`
[INFO] [stderr]    --> src/emu/cpu/mod.rs:100:3
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn add_d(&mut self) {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `noop`
[INFO] [stderr]    --> src/emu/cpu/mod.rs:110:3
[INFO] [stderr]     |
[INFO] [stderr] 110 |   pub fn noop(&mut self) {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "3f43c25e52d58a9434c97630e872b0cf76ec439d2d13f4305a5dbcb0aac4f1bf"`
[INFO] running `"docker" "rm" "-f" "3f43c25e52d58a9434c97630e872b0cf76ec439d2d13f4305a5dbcb0aac4f1bf"`
[INFO] [stdout] 3f43c25e52d58a9434c97630e872b0cf76ec439d2d13f4305a5dbcb0aac4f1bf