Sep 10 22:10:16.490 INFO checking bitlab-0.8.1 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 22:10:16.490 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 22:10:16.491 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 22:10:16.671 INFO blam! 75bc12aa0acfbf0e31c58f73b2f3262c9a7f6c4c6baa31c30d268e012b1d2b18
Sep 10 22:10:16.673 INFO running `"docker" "start" "-a" "75bc12aa0acfbf0e31c58f73b2f3262c9a7f6c4c6baa31c30d268e012b1d2b18"`
Sep 10 22:10:17.591 INFO kablam! usermod: no changes
Sep 10 22:10:17.641 INFO kablam!     Checking bitlab v0.8.1 (file:///source)
Sep 10 22:10:19.758 INFO kablam! warning: `#[derive]` does nothing on macro invocations
Sep 10 22:10:19.758 INFO kablam!   --> examples/performance.rs:16:1
Sep 10 22:10:19.758 INFO kablam!    |
Sep 10 22:10:19.758 INFO kablam! 16 | #[derive(Debug)]
Sep 10 22:10:19.758 INFO kablam!    | ^^^^^^^^^^^^^^^^
Sep 10 22:10:19.758 INFO kablam!    |
Sep 10 22:10:19.758 INFO kablam!    = note: this may become a hard error in a future release
Sep 10 22:10:19.758 INFO kablam! 
Sep 10 22:10:22.548 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.94s
Sep 10 22:10:22.552 INFO kablam! su: No module specific data is present
Sep 10 22:10:23.243 INFO running `"docker" "rm" "-f" "75bc12aa0acfbf0e31c58f73b2f3262c9a7f6c4c6baa31c30d268e012b1d2b18"`
Sep 10 22:10:23.370 INFO blam! 75bc12aa0acfbf0e31c58f73b2f3262c9a7f6c4c6baa31c30d268e012b1d2b18