Aug 17 08:53:50.182 INFO checking tac-0.2.3 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 08:53:50.182 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 08:53:50.182 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 08:53:50.182 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-1/master#142bb27373126edf8367f526358b6c72ecf1d8df:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 08:53:50.454 INFO blam! b848d4ae11f4c2e9615c46349d7e6a8a9dfabc3d0692070bdf7028da6143ed1c
Aug 17 08:53:50.456 INFO running `"docker" "start" "-a" "b848d4ae11f4c2e9615c46349d7e6a8a9dfabc3d0692070bdf7028da6143ed1c"`
Aug 17 08:53:51.323 INFO kablam!     Checking uuid v0.4.0
Aug 17 08:53:52.406 INFO kablam!     Checking tac v0.2.3 (file:///source)
Aug 17 08:53:53.562 INFO kablam! warning: variable does not need to be mutable
Aug 17 08:53:53.562 INFO kablam!   --> src/main.rs:64:16
Aug 17 08:53:53.562 INFO kablam!    |
Aug 17 08:53:53.562 INFO kablam! 64 | fn print_bytes(mut stdout: &mut StdoutLock, bytes: &[u8]) {
Aug 17 08:53:53.562 INFO kablam!    |                ----^^^^^^
Aug 17 08:53:53.562 INFO kablam!    |                |
Aug 17 08:53:53.562 INFO kablam!    |                help: remove this `mut`
Aug 17 08:53:53.563 INFO kablam!    |
Aug 17 08:53:53.564 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 17 08:53:53.564 INFO kablam! 
Aug 17 08:53:53.604 INFO kablam! warning: variable does not need to be mutable
Aug 17 08:53:53.604 INFO kablam!   --> src/main.rs:64:16
Aug 17 08:53:53.604 INFO kablam!    |
Aug 17 08:53:53.604 INFO kablam! 64 | fn print_bytes(mut stdout: &mut StdoutLock, bytes: &[u8]) {
Aug 17 08:53:53.604 INFO kablam!    |                ----^^^^^^
Aug 17 08:53:53.604 INFO kablam!    |                |
Aug 17 08:53:53.604 INFO kablam!    |                help: remove this `mut`
Aug 17 08:53:53.604 INFO kablam!    |
Aug 17 08:53:53.605 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 17 08:53:53.605 INFO kablam! 
Aug 17 08:53:53.809 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
Aug 17 08:53:53.813 INFO kablam! su: No module specific data is present
Aug 17 08:53:54.297 INFO running `"docker" "rm" "-f" "b848d4ae11f4c2e9615c46349d7e6a8a9dfabc3d0692070bdf7028da6143ed1c"`
Aug 17 08:53:54.521 INFO blam! b848d4ae11f4c2e9615c46349d7e6a8a9dfabc3d0692070bdf7028da6143ed1c