Aug 29 23:52:03.371 INFO checking unused_variable-1.0.0 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 29 23:52:03.371 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 29 23:52:03.371 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-1/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 23:52:03.554 INFO blam! df1f40610a5adbca65fb7d2a925880cb0377fb5c0b1479a0c61ee2cb4453be69
Aug 29 23:52:03.556 INFO running `"docker" "start" "-a" "df1f40610a5adbca65fb7d2a925880cb0377fb5c0b1479a0c61ee2cb4453be69"`
Aug 29 23:52:04.245 INFO kablam!     Checking unused_variable v1.0.0 (file:///source)
Aug 29 23:52:04.637 INFO kablam! warning: expected `;`, found `<eof>`
Aug 29 23:52:04.637 INFO kablam!  --> <unused_variable macros>:1:32
Aug 29 23:52:04.637 INFO kablam!   |
Aug 29 23:52:04.637 INFO kablam! 1 | ( $ expr : expr ) => { let _ = $ expr }
Aug 29 23:52:04.637 INFO kablam!   |                                ^^^^^^
Aug 29 23:52:04.637 INFO kablam!   |
Aug 29 23:52:04.637 INFO kablam!   = note: This was erroneously allowed and will become a hard error in a future release
Aug 29 23:52:04.637 INFO kablam! 
Aug 29 23:52:04.673 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Aug 29 23:52:04.675 INFO kablam! su: No module specific data is present
Aug 29 23:52:05.075 INFO running `"docker" "rm" "-f" "df1f40610a5adbca65fb7d2a925880cb0377fb5c0b1479a0c61ee2cb4453be69"`
Aug 29 23:52:05.181 INFO blam! df1f40610a5adbca65fb7d2a925880cb0377fb5c0b1479a0c61ee2cb4453be69