Nov 28 14:00:51.452 INFO checking Darksecond/gbm-rust against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 14:00:51.452 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 14:00:51.848 INFO [stdout] 8bae97d4c99a81652456e1e569d02524f37b9e48158167620fb09a362fb22eec
Nov 28 14:00:51.852 INFO running `"docker" "start" "-a" "8bae97d4c99a81652456e1e569d02524f37b9e48158167620fb09a362fb22eec"`
Nov 28 14:00:52.468 INFO [stderr] usermod: no changes
Nov 28 14:00:52.508 INFO [stderr]     Checking gbm-rust v0.1.0 (/source)
Nov 28 14:00:53.560 INFO [stderr] warning: unused variable: `opcode`
Nov 28 14:00:53.560 INFO [stderr]    --> src/cpu/mod.rs:237:18
Nov 28 14:00:53.560 INFO [stderr]     |
Nov 28 14:00:53.560 INFO [stderr] 237 |             let (opcode, instruction) = Opcode::decode(self, opcode);
Nov 28 14:00:53.560 INFO [stderr]     |                  ^^^^^^ help: consider using `_opcode` instead
Nov 28 14:00:53.560 INFO [stderr]     |
Nov 28 14:00:53.560 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 14:00:53.560 INFO [stderr] 
Nov 28 14:00:53.756 INFO [stderr] warning: unused variable: `opcode`
Nov 28 14:00:53.756 INFO [stderr]    --> src/cpu/mod.rs:237:18
Nov 28 14:00:53.756 INFO [stderr]     |
Nov 28 14:00:53.756 INFO [stderr] 237 |             let (opcode, instruction) = Opcode::decode(self, opcode);
Nov 28 14:00:53.756 INFO [stderr]     |                  ^^^^^^ help: consider using `_opcode` instead
Nov 28 14:00:53.756 INFO [stderr]     |
Nov 28 14:00:53.756 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 14:00:53.756 INFO [stderr] 
Nov 28 14:00:53.836 INFO [stderr] warning: struct is never constructed: `Immediate`
Nov 28 14:00:53.836 INFO [stderr]    --> src/cpu/mod.rs:144:1
Nov 28 14:00:53.836 INFO [stderr]     |
Nov 28 14:00:53.836 INFO [stderr] 144 | pub struct Immediate;
Nov 28 14:00:53.836 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:00:53.836 INFO [stderr]     |
Nov 28 14:00:53.836 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 14:00:53.836 INFO [stderr] 
Nov 28 14:00:53.836 INFO [stderr] warning: method is never used: `read_u16`
Nov 28 14:00:53.836 INFO [stderr]    --> src/cpu/mod.rs:265:5
Nov 28 14:00:53.836 INFO [stderr]     |
Nov 28 14:00:53.836 INFO [stderr] 265 |     pub fn read_u16(&mut self, addr: u16) -> u16 {
Nov 28 14:00:53.836 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:00:53.836 INFO [stderr] 
Nov 28 14:00:53.837 INFO [stderr] warning: method is never used: `write_u16`
Nov 28 14:00:53.837 INFO [stderr]    --> src/cpu/mod.rs:271:5
Nov 28 14:00:53.837 INFO [stderr]     |
Nov 28 14:00:53.837 INFO [stderr] 271 |     pub fn write_u16(&mut self, addr: u16, value: u16) {
Nov 28 14:00:53.837 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:00:53.837 INFO [stderr] 
Nov 28 14:00:53.837 INFO [stderr] warning: field is never used: `black`
Nov 28 14:00:53.837 INFO [stderr]   --> src/gpu/mod.rs:31:5
Nov 28 14:00:53.837 INFO [stderr]    |
Nov 28 14:00:53.837 INFO [stderr] 31 |     black: Color,
Nov 28 14:00:53.837 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 28 14:00:53.837 INFO [stderr] 
Nov 28 14:00:53.837 INFO [stderr] warning: field is never used: `dark`
Nov 28 14:00:53.837 INFO [stderr]   --> src/gpu/mod.rs:32:5
Nov 28 14:00:53.837 INFO [stderr]    |
Nov 28 14:00:53.837 INFO [stderr] 32 |     dark: Color,
Nov 28 14:00:53.837 INFO [stderr]    |     ^^^^^^^^^^^
Nov 28 14:00:53.837 INFO [stderr] 
Nov 28 14:00:53.837 INFO [stderr] warning: field is never used: `light`
Nov 28 14:00:53.837 INFO [stderr]   --> src/gpu/mod.rs:33:5
Nov 28 14:00:53.837 INFO [stderr]    |
Nov 28 14:00:53.837 INFO [stderr] 33 |     light: Color,
Nov 28 14:00:53.837 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 28 14:00:53.837 INFO [stderr] 
Nov 28 14:00:53.837 INFO [stderr] warning: field is never used: `white`
Nov 28 14:00:53.837 INFO [stderr]   --> src/gpu/mod.rs:34:5
Nov 28 14:00:53.837 INFO [stderr]    |
Nov 28 14:00:53.837 INFO [stderr] 34 |     white: Color,
Nov 28 14:00:53.837 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 28 14:00:53.837 INFO [stderr] 
Nov 28 14:00:53.996 INFO [stderr] warning: struct is never constructed: `Immediate`
Nov 28 14:00:53.996 INFO [stderr]    --> src/cpu/mod.rs:144:1
Nov 28 14:00:53.996 INFO [stderr]     |
Nov 28 14:00:53.997 INFO [stderr] 144 | pub struct Immediate;
Nov 28 14:00:53.997 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:00:53.997 INFO [stderr]     |
Nov 28 14:00:53.997 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 14:00:53.997 INFO [stderr] 
Nov 28 14:00:53.997 INFO [stderr] warning: method is never used: `read_u16`
Nov 28 14:00:53.997 INFO [stderr]    --> src/cpu/mod.rs:265:5
Nov 28 14:00:53.997 INFO [stderr]     |
Nov 28 14:00:53.997 INFO [stderr] 265 |     pub fn read_u16(&mut self, addr: u16) -> u16 {
Nov 28 14:00:53.997 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:00:53.997 INFO [stderr] 
Nov 28 14:00:53.997 INFO [stderr] warning: method is never used: `write_u16`
Nov 28 14:00:53.997 INFO [stderr]    --> src/cpu/mod.rs:271:5
Nov 28 14:00:53.997 INFO [stderr]     |
Nov 28 14:00:53.997 INFO [stderr] 271 |     pub fn write_u16(&mut self, addr: u16, value: u16) {
Nov 28 14:00:53.997 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:00:53.997 INFO [stderr] 
Nov 28 14:00:53.997 INFO [stderr] warning: field is never used: `black`
Nov 28 14:00:53.997 INFO [stderr]   --> src/gpu/mod.rs:31:5
Nov 28 14:00:53.997 INFO [stderr]    |
Nov 28 14:00:53.997 INFO [stderr] 31 |     black: Color,
Nov 28 14:00:53.997 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 28 14:00:53.997 INFO [stderr] 
Nov 28 14:00:53.997 INFO [stderr] warning: field is never used: `dark`
Nov 28 14:00:53.997 INFO [stderr]   --> src/gpu/mod.rs:32:5
Nov 28 14:00:53.997 INFO [stderr]    |
Nov 28 14:00:53.997 INFO [stderr] 32 |     dark: Color,
Nov 28 14:00:53.997 INFO [stderr]    |     ^^^^^^^^^^^
Nov 28 14:00:53.997 INFO [stderr] 
Nov 28 14:00:53.997 INFO [stderr] warning: field is never used: `light`
Nov 28 14:00:53.997 INFO [stderr]   --> src/gpu/mod.rs:33:5
Nov 28 14:00:53.997 INFO [stderr]    |
Nov 28 14:00:53.997 INFO [stderr] 33 |     light: Color,
Nov 28 14:00:53.997 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 28 14:00:53.997 INFO [stderr] 
Nov 28 14:00:53.997 INFO [stderr] warning: field is never used: `white`
Nov 28 14:00:53.997 INFO [stderr]   --> src/gpu/mod.rs:34:5
Nov 28 14:00:53.997 INFO [stderr]    |
Nov 28 14:00:53.997 INFO [stderr] 34 |     white: Color,
Nov 28 14:00:53.997 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 28 14:00:53.997 INFO [stderr] 
Nov 28 14:00:54.048 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
Nov 28 14:00:54.048 INFO [stderr] su: No module specific data is present
Nov 28 14:00:54.741 INFO running `"docker" "inspect" "8bae97d4c99a81652456e1e569d02524f37b9e48158167620fb09a362fb22eec"`
Nov 28 14:00:54.993 INFO running `"docker" "rm" "-f" "8bae97d4c99a81652456e1e569d02524f37b9e48158167620fb09a362fb22eec"`
Nov 28 14:00:55.296 INFO [stdout] 8bae97d4c99a81652456e1e569d02524f37b9e48158167620fb09a362fb22eec