Oct 12 23:10:53.161 INFO checking cwmiller/rustboy against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 23:10:53.161 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 23:10:53.424 INFO blam! 97ec56be3f80afa4ce883f795d7f6cd27b3ff2467e5a1b9c02a3c6986a367c99
Oct 12 23:10:53.424 INFO running `"docker" "start" "-a" "97ec56be3f80afa4ce883f795d7f6cd27b3ff2467e5a1b9c02a3c6986a367c99"`
Oct 12 23:10:54.186 INFO kablam! usermod: no changes
Oct 12 23:10:54.397 INFO kablam!     Checking dylib v0.0.1
Oct 12 23:10:54.397 INFO kablam!    Compiling minifb v0.9.1
Oct 12 23:10:54.855 INFO kablam!     Checking x11-dl v2.2.1
Oct 12 23:11:00.405 INFO kablam!     Checking rustboy v0.1.0 (/source)
Oct 12 23:11:01.595 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 23:11:01.595 INFO kablam!   --> src/cartridge/mbc1.rs:75:31
Oct 12 23:11:01.597 INFO kablam!    |
Oct 12 23:11:01.597 INFO kablam! 75 |             ram_data: vec![0; (ram_banks * 0x2000)],
Oct 12 23:11:01.598 INFO kablam!    |                               ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Oct 12 23:11:01.598 INFO kablam!    |
Oct 12 23:11:01.599 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 12 23:11:01.599 INFO kablam! 
Oct 12 23:11:01.864 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 23:11:01.865 INFO kablam!   --> src/cartridge/mbc1.rs:75:31
Oct 12 23:11:01.865 INFO kablam!    |
Oct 12 23:11:01.866 INFO kablam! 75 |             ram_data: vec![0; (ram_banks * 0x2000)],
Oct 12 23:11:01.866 INFO kablam!    |                               ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Oct 12 23:11:01.866 INFO kablam!    |
Oct 12 23:11:01.866 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 12 23:11:01.872 INFO kablam! 
Oct 12 23:11:02.543 INFO kablam! warning: variable does not need to be mutable
Oct 12 23:11:02.544 INFO kablam!    --> src/lcd.rs:133:43
Oct 12 23:11:02.544 INFO kablam!     |
Oct 12 23:11:02.544 INFO kablam! 133 |     pub fn step(&mut self, cycles: usize, mut screen_buffer: &mut [u32]) -> StepResult {
Oct 12 23:11:02.544 INFO kablam!     |                                           ----^^^^^^^^^^^^^
Oct 12 23:11:02.545 INFO kablam!     |                                           |
Oct 12 23:11:02.545 INFO kablam!     |                                           help: remove this `mut`
Oct 12 23:11:02.545 INFO kablam!     |
Oct 12 23:11:02.552 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 23:11:02.553 INFO kablam! 
Oct 12 23:11:03.862 INFO kablam! warning: variable does not need to be mutable
Oct 12 23:11:03.862 INFO kablam!    --> src/lcd.rs:133:43
Oct 12 23:11:03.862 INFO kablam!     |
Oct 12 23:11:03.862 INFO kablam! 133 |     pub fn step(&mut self, cycles: usize, mut screen_buffer: &mut [u32]) -> StepResult {
Oct 12 23:11:03.862 INFO kablam!     |                                           ----^^^^^^^^^^^^^
Oct 12 23:11:03.862 INFO kablam!     |                                           |
Oct 12 23:11:03.862 INFO kablam!     |                                           help: remove this `mut`
Oct 12 23:11:03.862 INFO kablam!     |
Oct 12 23:11:03.862 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 23:11:03.862 INFO kablam! 
Oct 12 23:11:04.094 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.89s
Oct 12 23:11:04.098 INFO kablam! su: No module specific data is present
Oct 12 23:11:05.037 INFO running `"docker" "rm" "-f" "97ec56be3f80afa4ce883f795d7f6cd27b3ff2467e5a1b9c02a3c6986a367c99"`
Oct 12 23:11:05.228 INFO blam! 97ec56be3f80afa4ce883f795d7f6cd27b3ff2467e5a1b9c02a3c6986a367c99