[INFO] updating cached repository Mouaijin/bouzu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Mouaijin/bouzu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Mouaijin/bouzu" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/Mouaijin/bouzu"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/Mouaijin/bouzu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Mouaijin/bouzu" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/Mouaijin/bouzu"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/Mouaijin/bouzu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 18e7510d68b822227bfe20dd014f9b91b16f95c4
[INFO] sha for GitHub repo Mouaijin/bouzu: 18e7510d68b822227bfe20dd014f9b91b16f95c4
[INFO] validating manifest of Mouaijin/bouzu on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Mouaijin/bouzu on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Mouaijin/bouzu
[INFO] finished frobbing Mouaijin/bouzu
[INFO] frobbed toml for Mouaijin/bouzu written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/Mouaijin/bouzu/Cargo.toml
[INFO] started frobbing Mouaijin/bouzu
[INFO] finished frobbing Mouaijin/bouzu
[INFO] frobbed toml for Mouaijin/bouzu written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/Mouaijin/bouzu/Cargo.toml
[INFO] crate Mouaijin/bouzu has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Mouaijin/bouzu against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-6/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/Mouaijin/bouzu:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e08dadf3ac6fcd82fee0fb479d42c53ebbf8d6a57ef0c5350a53a86ad688c9e7
[INFO] running `"docker" "start" "-a" "e08dadf3ac6fcd82fee0fb479d42c53ebbf8d6a57ef0c5350a53a86ad688c9e7"`
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking bouzu v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::rc::*`
[INFO] [stderr]  --> src/cpu.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::rc::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::*`
[INFO] [stderr]  --> src/cpu.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::cell::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::boxed::Box`
[INFO] [stderr]  --> src/cpu.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::boxed::Box;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/cpu.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use log;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `register`
[INFO] [stderr]  --> src/mmu.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use register;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::*`
[INFO] [stderr]  --> src/cpu.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::rc::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::*`
[INFO] [stderr]  --> src/cpu.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::cell::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::boxed::Box`
[INFO] [stderr]  --> src/cpu.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::boxed::Box;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/cpu.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use log;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `register`
[INFO] [stderr]  --> src/mmu.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use register;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/instructions.rs:750:17
[INFO] [stderr]     |
[INFO] [stderr] 750 |                 _ => Nop,
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/instructions.rs:750:17
[INFO] [stderr]     |
[INFO] [stderr] 750 |                 _ => Nop,
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/cpu.rs:417:13
[INFO] [stderr]     |
[INFO] [stderr] 417 |         let mut mask: u8 = 0b11111110;
[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/cpu.rs:424:13
[INFO] [stderr]     |
[INFO] [stderr] 424 |         let mut mask: u8 = 0b11111110;
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_rom`
[INFO] [stderr]   --> src/rom.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn print_rom(path: &str) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PC`
[INFO] [stderr]   --> src/register.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     PC,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_hl`
[INFO] [stderr]    --> src/register.rs:187:5
[INFO] [stderr]     |
[INFO] [stderr] 187 |     pub fn get_hl(&self) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inc_reg8`
[INFO] [stderr]    --> src/register.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     pub fn inc_reg8(&mut self, reg: Reg8Name) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dec_reg8`
[INFO] [stderr]    --> src/register.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn dec_reg8(&mut self, reg: Reg8Name) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/cpu.rs:417:13
[INFO] [stderr]     |
[INFO] [stderr] 417 |         let mut mask: u8 = 0b11111110;
[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/cpu.rs:424:13
[INFO] [stderr]     |
[INFO] [stderr] 424 |         let mut mask: u8 = 0b11111110;
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_rom`
[INFO] [stderr]   --> src/rom.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn print_rom(path: &str) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PC`
[INFO] [stderr]   --> src/register.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     PC,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_hl`
[INFO] [stderr]    --> src/register.rs:187:5
[INFO] [stderr]     |
[INFO] [stderr] 187 |     pub fn get_hl(&self) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inc_reg8`
[INFO] [stderr]    --> src/register.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     pub fn inc_reg8(&mut self, reg: Reg8Name) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dec_reg8`
[INFO] [stderr]    --> src/register.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn dec_reg8(&mut self, reg: Reg8Name) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "e08dadf3ac6fcd82fee0fb479d42c53ebbf8d6a57ef0c5350a53a86ad688c9e7"`
[INFO] running `"docker" "rm" "-f" "e08dadf3ac6fcd82fee0fb479d42c53ebbf8d6a57ef0c5350a53a86ad688c9e7"`
[INFO] [stdout] e08dadf3ac6fcd82fee0fb479d42c53ebbf8d6a57ef0c5350a53a86ad688c9e7