Dec 17 23:35:02.156 INFO checking grsouza/rgbem against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 23:35:02.156 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/grsouza/rgbem:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 23:35:02.576 INFO [stdout] 440f1bbe01948ff915307e8587d3dfa9c51d4a26c01dcc68b0c5ab4ae966e61b
Dec 17 23:35:02.580 INFO running `"docker" "start" "-a" "440f1bbe01948ff915307e8587d3dfa9c51d4a26c01dcc68b0c5ab4ae966e61b"`
Dec 17 23:35:04.387 INFO [stderr]     Checking clap v2.31.2
Dec 17 23:35:09.277 INFO [stderr]     Checking rgb v0.1.0 (/opt/crater/workdir)
Dec 17 23:35:09.751 INFO [stderr] warning: unused import: `std::fmt`
Dec 17 23:35:09.751 INFO [stderr]  --> src/memory.rs:1:5
Dec 17 23:35:09.751 INFO [stderr]   |
Dec 17 23:35:09.751 INFO [stderr] 1 | use std::fmt;
Dec 17 23:35:09.751 INFO [stderr]   |     ^^^^^^^^
Dec 17 23:35:09.751 INFO [stderr]   |
Dec 17 23:35:09.751 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 23:35:09.752 INFO [stderr] 
Dec 17 23:35:09.785 INFO [stderr] warning: unused variable: `location`
Dec 17 23:35:09.785 INFO [stderr]   --> src/memory.rs:20:26
Dec 17 23:35:09.785 INFO [stderr]    |
Dec 17 23:35:09.785 INFO [stderr] 20 |   pub fn read(&mut self, location: usize) {}
Dec 17 23:35:09.785 INFO [stderr]    |                          ^^^^^^^^ help: consider using `_location` instead
Dec 17 23:35:09.785 INFO [stderr]    |
Dec 17 23:35:09.785 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:35:09.785 INFO [stderr] 
Dec 17 23:35:09.785 INFO [stderr] warning: unused variable: `value`
Dec 17 23:35:09.785 INFO [stderr]   --> src/memory.rs:21:27
Dec 17 23:35:09.785 INFO [stderr]    |
Dec 17 23:35:09.785 INFO [stderr] 21 |   pub fn write(&mut self, value: usize, location: usize) {}
Dec 17 23:35:09.785 INFO [stderr]    |                           ^^^^^ help: consider using `_value` instead
Dec 17 23:35:09.785 INFO [stderr] 
Dec 17 23:35:09.785 INFO [stderr] warning: unused variable: `location`
Dec 17 23:35:09.785 INFO [stderr]   --> src/memory.rs:21:41
Dec 17 23:35:09.785 INFO [stderr]    |
Dec 17 23:35:09.785 INFO [stderr] 21 |   pub fn write(&mut self, value: usize, location: usize) {}
Dec 17 23:35:09.785 INFO [stderr]    |                                         ^^^^^^^^ help: consider using `_location` instead
Dec 17 23:35:09.785 INFO [stderr] 
Dec 17 23:35:09.787 INFO [stderr] warning: field is never used: `memory`
Dec 17 23:35:09.787 INFO [stderr]  --> src/cpu.rs:4:3
Dec 17 23:35:09.787 INFO [stderr]   |
Dec 17 23:35:09.787 INFO [stderr] 4 |   memory: Memory,
Dec 17 23:35:09.787 INFO [stderr]   |   ^^^^^^^^^^^^^^
Dec 17 23:35:09.787 INFO [stderr]   |
Dec 17 23:35:09.787 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 23:35:09.787 INFO [stderr] 
Dec 17 23:35:09.787 INFO [stderr] warning: field is never used: `kind`
Dec 17 23:35:09.787 INFO [stderr]    --> src/cpu.rs:154:3
Dec 17 23:35:09.787 INFO [stderr]     |
Dec 17 23:35:09.787 INFO [stderr] 154 |   kind: InstructionKind,
Dec 17 23:35:09.787 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:35:09.787 INFO [stderr] 
Dec 17 23:35:09.787 INFO [stderr] warning: field is never used: `assembly`
Dec 17 23:35:09.787 INFO [stderr]    --> src/cpu.rs:155:3
Dec 17 23:35:09.787 INFO [stderr]     |
Dec 17 23:35:09.787 INFO [stderr] 155 |   assembly: &'static str,
Dec 17 23:35:09.787 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:35:09.787 INFO [stderr] 
Dec 17 23:35:09.788 INFO [stderr] warning: field is never used: `rom`
Dec 17 23:35:09.788 INFO [stderr]  --> src/memory.rs:6:3
Dec 17 23:35:09.788 INFO [stderr]   |
Dec 17 23:35:09.788 INFO [stderr] 6 |   rom: Vec<u8>,
Dec 17 23:35:09.788 INFO [stderr]   |   ^^^^^^^^^^^^
Dec 17 23:35:09.788 INFO [stderr] 
Dec 17 23:35:09.788 INFO [stderr] warning: method is never used: `read`
Dec 17 23:35:09.788 INFO [stderr]   --> src/memory.rs:20:3
Dec 17 23:35:09.788 INFO [stderr]    |
Dec 17 23:35:09.788 INFO [stderr] 20 |   pub fn read(&mut self, location: usize) {}
Dec 17 23:35:09.788 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:35:09.788 INFO [stderr] 
Dec 17 23:35:09.788 INFO [stderr] warning: method is never used: `write`
Dec 17 23:35:09.788 INFO [stderr]   --> src/memory.rs:21:3
Dec 17 23:35:09.788 INFO [stderr]    |
Dec 17 23:35:09.788 INFO [stderr] 21 |   pub fn write(&mut self, value: usize, location: usize) {}
Dec 17 23:35:09.788 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:35:09.788 INFO [stderr] 
Dec 17 23:35:09.788 INFO [stderr] warning: field is never used: `cpu`
Dec 17 23:35:09.789 INFO [stderr]   --> src/main.rs:11:5
Dec 17 23:35:09.789 INFO [stderr]    |
Dec 17 23:35:09.789 INFO [stderr] 11 |     cpu: CPU,
Dec 17 23:35:09.789 INFO [stderr]    |     ^^^^^^^^
Dec 17 23:35:09.789 INFO [stderr] 
Dec 17 23:35:09.796 INFO [stderr] warning: unused import: `std::fmt`
Dec 17 23:35:09.796 INFO [stderr]  --> src/memory.rs:1:5
Dec 17 23:35:09.796 INFO [stderr]   |
Dec 17 23:35:09.796 INFO [stderr] 1 | use std::fmt;
Dec 17 23:35:09.796 INFO [stderr]   |     ^^^^^^^^
Dec 17 23:35:09.796 INFO [stderr]   |
Dec 17 23:35:09.796 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 23:35:09.796 INFO [stderr] 
Dec 17 23:35:09.848 INFO [stderr] warning: unused variable: `location`
Dec 17 23:35:09.848 INFO [stderr]   --> src/memory.rs:20:26
Dec 17 23:35:09.848 INFO [stderr]    |
Dec 17 23:35:09.848 INFO [stderr] 20 |   pub fn read(&mut self, location: usize) {}
Dec 17 23:35:09.848 INFO [stderr]    |                          ^^^^^^^^ help: consider using `_location` instead
Dec 17 23:35:09.848 INFO [stderr]    |
Dec 17 23:35:09.848 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:35:09.848 INFO [stderr] 
Dec 17 23:35:09.848 INFO [stderr] warning: unused variable: `value`
Dec 17 23:35:09.848 INFO [stderr]   --> src/memory.rs:21:27
Dec 17 23:35:09.848 INFO [stderr]    |
Dec 17 23:35:09.848 INFO [stderr] 21 |   pub fn write(&mut self, value: usize, location: usize) {}
Dec 17 23:35:09.848 INFO [stderr]    |                           ^^^^^ help: consider using `_value` instead
Dec 17 23:35:09.848 INFO [stderr] 
Dec 17 23:35:09.848 INFO [stderr] warning: unused variable: `location`
Dec 17 23:35:09.848 INFO [stderr]   --> src/memory.rs:21:41
Dec 17 23:35:09.848 INFO [stderr]    |
Dec 17 23:35:09.848 INFO [stderr] 21 |   pub fn write(&mut self, value: usize, location: usize) {}
Dec 17 23:35:09.848 INFO [stderr]    |                                         ^^^^^^^^ help: consider using `_location` instead
Dec 17 23:35:09.848 INFO [stderr] 
Dec 17 23:35:09.856 INFO [stderr] warning: field is never used: `memory`
Dec 17 23:35:09.856 INFO [stderr]  --> src/cpu.rs:4:3
Dec 17 23:35:09.856 INFO [stderr]   |
Dec 17 23:35:09.856 INFO [stderr] 4 |   memory: Memory,
Dec 17 23:35:09.856 INFO [stderr]   |   ^^^^^^^^^^^^^^
Dec 17 23:35:09.856 INFO [stderr]   |
Dec 17 23:35:09.856 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 23:35:09.856 INFO [stderr] 
Dec 17 23:35:09.856 INFO [stderr] warning: field is never used: `kind`
Dec 17 23:35:09.856 INFO [stderr]    --> src/cpu.rs:154:3
Dec 17 23:35:09.856 INFO [stderr]     |
Dec 17 23:35:09.856 INFO [stderr] 154 |   kind: InstructionKind,
Dec 17 23:35:09.856 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:35:09.856 INFO [stderr] 
Dec 17 23:35:09.856 INFO [stderr] warning: field is never used: `assembly`
Dec 17 23:35:09.856 INFO [stderr]    --> src/cpu.rs:155:3
Dec 17 23:35:09.856 INFO [stderr]     |
Dec 17 23:35:09.856 INFO [stderr] 155 |   assembly: &'static str,
Dec 17 23:35:09.856 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:35:09.856 INFO [stderr] 
Dec 17 23:35:09.856 INFO [stderr] warning: field is never used: `rom`
Dec 17 23:35:09.856 INFO [stderr]  --> src/memory.rs:6:3
Dec 17 23:35:09.856 INFO [stderr]   |
Dec 17 23:35:09.856 INFO [stderr] 6 |   rom: Vec<u8>,
Dec 17 23:35:09.857 INFO [stderr]   |   ^^^^^^^^^^^^
Dec 17 23:35:09.857 INFO [stderr] 
Dec 17 23:35:09.857 INFO [stderr] warning: method is never used: `read`
Dec 17 23:35:09.857 INFO [stderr]   --> src/memory.rs:20:3
Dec 17 23:35:09.857 INFO [stderr]    |
Dec 17 23:35:09.857 INFO [stderr] 20 |   pub fn read(&mut self, location: usize) {}
Dec 17 23:35:09.857 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:35:09.857 INFO [stderr] 
Dec 17 23:35:09.857 INFO [stderr] warning: method is never used: `write`
Dec 17 23:35:09.857 INFO [stderr]   --> src/memory.rs:21:3
Dec 17 23:35:09.857 INFO [stderr]    |
Dec 17 23:35:09.857 INFO [stderr] 21 |   pub fn write(&mut self, value: usize, location: usize) {}
Dec 17 23:35:09.857 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:35:09.857 INFO [stderr] 
Dec 17 23:35:09.857 INFO [stderr] warning: field is never used: `cpu`
Dec 17 23:35:09.857 INFO [stderr]   --> src/main.rs:11:5
Dec 17 23:35:09.857 INFO [stderr]    |
Dec 17 23:35:09.857 INFO [stderr] 11 |     cpu: CPU,
Dec 17 23:35:09.857 INFO [stderr]    |     ^^^^^^^^
Dec 17 23:35:09.857 INFO [stderr] 
Dec 17 23:35:09.929 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.60s
Dec 17 23:35:11.315 INFO running `"docker" "inspect" "440f1bbe01948ff915307e8587d3dfa9c51d4a26c01dcc68b0c5ab4ae966e61b"`
Dec 17 23:35:11.566 INFO running `"docker" "rm" "-f" "440f1bbe01948ff915307e8587d3dfa9c51d4a26c01dcc68b0c5ab4ae966e61b"`
Dec 17 23:35:11.837 INFO [stdout] 440f1bbe01948ff915307e8587d3dfa9c51d4a26c01dcc68b0c5ab4ae966e61b