Dec 04 18:57:35.720 INFO checking evantypanski/gremulator against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 18:57:35.720 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 18:57:36.074 INFO [stdout] 0099656f2c800e7e17b9b8cfaa51bb6a16b3d92109e0b02a0c12985e936982f1
Dec 04 18:57:36.077 INFO running `"docker" "start" "-a" "0099656f2c800e7e17b9b8cfaa51bb6a16b3d92109e0b02a0c12985e936982f1"`
Dec 04 18:57:37.133 INFO [stderr] usermod: no changes
Dec 04 18:57:37.195 INFO [stderr]     Checking gremulator v0.1.0 (/source)
Dec 04 18:57:37.787 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 04 18:57:37.787 INFO [stderr]   --> src/register.rs:57:12
Dec 04 18:57:37.787 INFO [stderr]    |
Dec 04 18:57:37.787 INFO [stderr] 57 |         if (set) { self.f |= (1 << offset);  }
Dec 04 18:57:37.787 INFO [stderr]    |            ^^^^^ help: remove these parentheses
Dec 04 18:57:37.787 INFO [stderr]    |
Dec 04 18:57:37.787 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 04 18:57:37.787 INFO [stderr] 
Dec 04 18:57:37.787 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 04 18:57:37.787 INFO [stderr]   --> src/register.rs:57:30
Dec 04 18:57:37.787 INFO [stderr]    |
Dec 04 18:57:37.787 INFO [stderr] 57 |         if (set) { self.f |= (1 << offset);  }
Dec 04 18:57:37.787 INFO [stderr]    |                              ^^^^^^^^^^^^^ help: remove these parentheses
Dec 04 18:57:37.787 INFO [stderr] 
Dec 04 18:57:37.848 INFO [stderr] warning: unused variable: `other`
Dec 04 18:57:37.848 INFO [stderr]    --> src/cpu.rs:204:13
Dec 04 18:57:37.848 INFO [stderr]     |
Dec 04 18:57:37.848 INFO [stderr] 204 |             other => panic!("Instruction not implemented!"),
Dec 04 18:57:37.848 INFO [stderr]     |             ^^^^^ help: consider using `_other` instead
Dec 04 18:57:37.848 INFO [stderr]     |
Dec 04 18:57:37.848 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 18:57:37.848 INFO [stderr] 
Dec 04 18:57:37.863 INFO [stderr] warning: field is never used: `halted`
Dec 04 18:57:37.863 INFO [stderr]  --> src/cpu.rs:4:5
Dec 04 18:57:37.863 INFO [stderr]   |
Dec 04 18:57:37.863 INFO [stderr] 4 |     halted:     bool,
Dec 04 18:57:37.863 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 04 18:57:37.863 INFO [stderr]   |
Dec 04 18:57:37.863 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 18:57:37.863 INFO [stderr] 
Dec 04 18:57:37.863 INFO [stderr] warning: field is never used: `a`
Dec 04 18:57:37.863 INFO [stderr]  --> src/mmu.rs:2:5
Dec 04 18:57:37.863 INFO [stderr]   |
Dec 04 18:57:37.863 INFO [stderr] 2 |     a: u8,
Dec 04 18:57:37.863 INFO [stderr]   |     ^^^^^
Dec 04 18:57:37.863 INFO [stderr] 
Dec 04 18:57:37.863 INFO [stderr] warning: comparison is useless due to type limits
Dec 04 18:57:37.863 INFO [stderr]   --> src/cpu.rs:53:15
Dec 04 18:57:37.863 INFO [stderr]    |
Dec 04 18:57:37.863 INFO [stderr] 53 |         set = self.registers.a + val > 0xff;
Dec 04 18:57:37.863 INFO [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:57:37.863 INFO [stderr]    |
Dec 04 18:57:37.863 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Dec 04 18:57:37.863 INFO [stderr] 
Dec 04 18:57:37.875 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:57:37.875 INFO [stderr]   --> src/mbc.rs:23:9
Dec 04 18:57:37.875 INFO [stderr]    |
Dec 04 18:57:37.875 INFO [stderr] 23 |         file.read_to_end(&mut contents);
Dec 04 18:57:37.875 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:57:37.875 INFO [stderr]    |
Dec 04 18:57:37.875 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 18:57:37.875 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:57:37.875 INFO [stderr] 
Dec 04 18:57:38.011 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 04 18:57:38.011 INFO [stderr]   --> src/register.rs:57:12
Dec 04 18:57:38.011 INFO [stderr]    |
Dec 04 18:57:38.011 INFO [stderr] 57 |         if (set) { self.f |= (1 << offset);  }
Dec 04 18:57:38.011 INFO [stderr]    |            ^^^^^ help: remove these parentheses
Dec 04 18:57:38.011 INFO [stderr]    |
Dec 04 18:57:38.011 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 04 18:57:38.011 INFO [stderr] 
Dec 04 18:57:38.011 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 04 18:57:38.011 INFO [stderr]   --> src/register.rs:57:30
Dec 04 18:57:38.011 INFO [stderr]    |
Dec 04 18:57:38.011 INFO [stderr] 57 |         if (set) { self.f |= (1 << offset);  }
Dec 04 18:57:38.011 INFO [stderr]    |                              ^^^^^^^^^^^^^ help: remove these parentheses
Dec 04 18:57:38.011 INFO [stderr] 
Dec 04 18:57:38.167 INFO [stderr] warning: unused variable: `other`
Dec 04 18:57:38.167 INFO [stderr]    --> src/cpu.rs:204:13
Dec 04 18:57:38.167 INFO [stderr]     |
Dec 04 18:57:38.167 INFO [stderr] 204 |             other => panic!("Instruction not implemented!"),
Dec 04 18:57:38.167 INFO [stderr]     |             ^^^^^ help: consider using `_other` instead
Dec 04 18:57:38.167 INFO [stderr]     |
Dec 04 18:57:38.167 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 18:57:38.167 INFO [stderr] 
Dec 04 18:57:38.183 INFO [stderr] warning: variable does not need to be mutable
Dec 04 18:57:38.183 INFO [stderr]    --> src/cpu.rs:215:13
Dec 04 18:57:38.183 INFO [stderr]     |
Dec 04 18:57:38.183 INFO [stderr] 215 |         let mut cpu = CPU::new();
Dec 04 18:57:38.183 INFO [stderr]     |             ----^^^
Dec 04 18:57:38.183 INFO [stderr]     |             |
Dec 04 18:57:38.183 INFO [stderr]     |             help: remove this `mut`
Dec 04 18:57:38.183 INFO [stderr]     |
Dec 04 18:57:38.183 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 18:57:38.183 INFO [stderr] 
Dec 04 18:57:38.207 INFO [stderr] warning: field is never used: `a`
Dec 04 18:57:38.207 INFO [stderr]  --> src/mmu.rs:2:5
Dec 04 18:57:38.207 INFO [stderr]   |
Dec 04 18:57:38.207 INFO [stderr] 2 |     a: u8,
Dec 04 18:57:38.207 INFO [stderr]   |     ^^^^^
Dec 04 18:57:38.207 INFO [stderr]   |
Dec 04 18:57:38.207 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 18:57:38.207 INFO [stderr] 
Dec 04 18:57:38.207 INFO [stderr] warning: comparison is useless due to type limits
Dec 04 18:57:38.207 INFO [stderr]   --> src/cpu.rs:53:15
Dec 04 18:57:38.207 INFO [stderr]    |
Dec 04 18:57:38.207 INFO [stderr] 53 |         set = self.registers.a + val > 0xff;
Dec 04 18:57:38.207 INFO [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:57:38.207 INFO [stderr]    |
Dec 04 18:57:38.207 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Dec 04 18:57:38.207 INFO [stderr] 
Dec 04 18:57:38.222 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:57:38.222 INFO [stderr]   --> src/mbc.rs:23:9
Dec 04 18:57:38.222 INFO [stderr]    |
Dec 04 18:57:38.222 INFO [stderr] 23 |         file.read_to_end(&mut contents);
Dec 04 18:57:38.222 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:57:38.222 INFO [stderr]    |
Dec 04 18:57:38.222 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 18:57:38.222 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:57:38.222 INFO [stderr] 
Dec 04 18:57:38.635 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Dec 04 18:57:38.635 INFO [stderr] su: No module specific data is present
Dec 04 18:57:39.451 INFO running `"docker" "inspect" "0099656f2c800e7e17b9b8cfaa51bb6a16b3d92109e0b02a0c12985e936982f1"`
Dec 04 18:57:39.888 INFO running `"docker" "rm" "-f" "0099656f2c800e7e17b9b8cfaa51bb6a16b3d92109e0b02a0c12985e936982f1"`
Dec 04 18:57:40.133 INFO [stdout] 0099656f2c800e7e17b9b8cfaa51bb6a16b3d92109e0b02a0c12985e936982f1