Sep 14 19:11:25.739 INFO checking bitlab-0.8.1 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 19:11:25.740 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 19:11:25.740 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-7/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 19:11:25.943 INFO blam! 99fb2754b8e9140509f9b56b5200a7a9174fc8a3ebcaea6fa94d396941e67146
Sep 14 19:11:25.951 INFO running `"docker" "start" "-a" "99fb2754b8e9140509f9b56b5200a7a9174fc8a3ebcaea6fa94d396941e67146"`
Sep 14 19:11:26.901 INFO kablam! usermod: no changes
Sep 14 19:11:26.956 INFO kablam!     Checking bitlab v0.8.1 (file:///source)
Sep 14 19:11:28.167 INFO kablam! warning: `#[derive]` does nothing on macro invocations
Sep 14 19:11:28.167 INFO kablam!   --> examples/performance.rs:16:1
Sep 14 19:11:28.167 INFO kablam!    |
Sep 14 19:11:28.167 INFO kablam! 16 | #[derive(Debug)]
Sep 14 19:11:28.167 INFO kablam!    | ^^^^^^^^^^^^^^^^
Sep 14 19:11:28.167 INFO kablam!    |
Sep 14 19:11:28.167 INFO kablam!    = note: this may become a hard error in a future release
Sep 14 19:11:28.167 INFO kablam! 
Sep 14 19:11:30.579 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
Sep 14 19:11:30.587 INFO kablam! su: No module specific data is present
Sep 14 19:11:31.483 INFO running `"docker" "rm" "-f" "99fb2754b8e9140509f9b56b5200a7a9174fc8a3ebcaea6fa94d396941e67146"`
Sep 14 19:11:31.594 INFO blam! 99fb2754b8e9140509f9b56b5200a7a9174fc8a3ebcaea6fa94d396941e67146