Oct 13 00:38:01.063 INFO checking benjaminhadfield/mmu against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 00:38:01.064 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 13 00:38:01.444 INFO blam! 36307af2ae0b2025dd5a70d69c970cf40c078a0cefc617013fb92967569b2fd2
Oct 13 00:38:01.452 INFO running `"docker" "start" "-a" "36307af2ae0b2025dd5a70d69c970cf40c078a0cefc617013fb92967569b2fd2"`
Oct 13 00:38:02.694 INFO kablam! usermod: no changes
Oct 13 00:38:02.784 INFO kablam!     Checking mmu v0.1.0 (/source)
Oct 13 00:38:03.356 INFO kablam! warning: field is never used: `e`
Oct 13 00:38:03.356 INFO kablam!   --> src/hardware.rs:39:5
Oct 13 00:38:03.356 INFO kablam!    |
Oct 13 00:38:03.356 INFO kablam! 39 |     e: u8,
Oct 13 00:38:03.356 INFO kablam!    |     ^^^^^
Oct 13 00:38:03.356 INFO kablam!    |
Oct 13 00:38:03.356 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 00:38:03.356 INFO kablam! 
Oct 13 00:38:03.356 INFO kablam! warning: field is never used: `s`
Oct 13 00:38:03.356 INFO kablam!   --> src/hardware.rs:41:5
Oct 13 00:38:03.356 INFO kablam!    |
Oct 13 00:38:03.356 INFO kablam! 41 |     s: u8,
Oct 13 00:38:03.356 INFO kablam!    |     ^^^^^
Oct 13 00:38:03.356 INFO kablam! 
Oct 13 00:38:03.556 INFO kablam! warning: field is never used: `e`
Oct 13 00:38:03.556 INFO kablam!   --> src/hardware.rs:39:5
Oct 13 00:38:03.556 INFO kablam!    |
Oct 13 00:38:03.556 INFO kablam! 39 |     e: u8,
Oct 13 00:38:03.556 INFO kablam!    |     ^^^^^
Oct 13 00:38:03.556 INFO kablam!    |
Oct 13 00:38:03.556 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 00:38:03.556 INFO kablam! 
Oct 13 00:38:03.556 INFO kablam! warning: field is never used: `s`
Oct 13 00:38:03.556 INFO kablam!   --> src/hardware.rs:41:5
Oct 13 00:38:03.556 INFO kablam!    |
Oct 13 00:38:03.556 INFO kablam! 41 |     s: u8,
Oct 13 00:38:03.556 INFO kablam!    |     ^^^^^
Oct 13 00:38:03.556 INFO kablam! 
Oct 13 00:38:03.924 INFO kablam! warning: unused variable: `tlb`
Oct 13 00:38:03.925 INFO kablam!  --> src/main.rs:9:9
Oct 13 00:38:03.925 INFO kablam!   |
Oct 13 00:38:03.925 INFO kablam! 9 |     let tlb = hardware::TLB::new(4, 4);
Oct 13 00:38:03.925 INFO kablam!   |         ^^^ help: consider using `_tlb` instead
Oct 13 00:38:03.925 INFO kablam!   |
Oct 13 00:38:03.925 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 13 00:38:03.925 INFO kablam! 
Oct 13 00:38:04.175 INFO kablam! warning: unused variable: `tlb`
Oct 13 00:38:04.175 INFO kablam!  --> src/main.rs:9:9
Oct 13 00:38:04.176 INFO kablam!   |
Oct 13 00:38:04.176 INFO kablam! 9 |     let tlb = hardware::TLB::new(4, 4);
Oct 13 00:38:04.176 INFO kablam!   |         ^^^ help: consider using `_tlb` instead
Oct 13 00:38:04.177 INFO kablam!   |
Oct 13 00:38:04.177 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 13 00:38:04.180 INFO kablam! 
Oct 13 00:38:04.188 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Oct 13 00:38:04.192 INFO kablam! su: No module specific data is present
Oct 13 00:38:04.578 INFO running `"docker" "rm" "-f" "36307af2ae0b2025dd5a70d69c970cf40c078a0cefc617013fb92967569b2fd2"`
Oct 13 00:38:04.727 INFO blam! 36307af2ae0b2025dd5a70d69c970cf40c078a0cefc617013fb92967569b2fd2