Aug 31 09:58:27.632 INFO checking unused_variable-1.0.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578 Aug 31 09:58:27.633 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets Aug 31 09:58:27.633 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Aug 31 09:58:27.871 INFO blam! 1ec1c79738a727759b223f288b0862b02e86ccb6da722ba3bdd81d2bf0b94853 Aug 31 09:58:27.873 INFO running `"docker" "start" "-a" "1ec1c79738a727759b223f288b0862b02e86ccb6da722ba3bdd81d2bf0b94853"` Aug 31 09:58:28.805 INFO kablam! Checking unused_variable v1.0.0 (file:///source) Aug 31 09:58:29.278 INFO kablam! warning: expected `;`, found `` Aug 31 09:58:29.278 INFO kablam! --> :1:32 Aug 31 09:58:29.278 INFO kablam! | Aug 31 09:58:29.278 INFO kablam! 1 | ( $ expr : expr ) => { let _ = $ expr } Aug 31 09:58:29.278 INFO kablam! | ^^^^^^ Aug 31 09:58:29.279 INFO kablam! | Aug 31 09:58:29.279 INFO kablam! = note: This was erroneously allowed and will become a hard error in a future release Aug 31 09:58:29.279 INFO kablam! Aug 31 09:58:29.328 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 0.54s Aug 31 09:58:29.331 INFO kablam! su: No module specific data is present Aug 31 09:58:29.738 INFO running `"docker" "rm" "-f" "1ec1c79738a727759b223f288b0862b02e86ccb6da722ba3bdd81d2bf0b94853"` Aug 31 09:58:29.838 INFO blam! 1ec1c79738a727759b223f288b0862b02e86ccb6da722ba3bdd81d2bf0b94853