Sep 02 02:11:57.581 INFO checking bitlab-0.8.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 02 02:11:57.581 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 02:11:57.582 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 02:11:57.730 INFO blam! dabbe04ca4b0b62c0e921e520832503d17b3bda14ce2f511f60f117d5533205f
Sep 02 02:11:57.732 INFO running `"docker" "start" "-a" "dabbe04ca4b0b62c0e921e520832503d17b3bda14ce2f511f60f117d5533205f"`
Sep 02 02:11:58.432 INFO kablam!     Checking bitlab v0.8.1 (file:///source)
Sep 02 02:12:01.208 INFO kablam! warning: `#[derive]` does nothing on macro invocations
Sep 02 02:12:01.208 INFO kablam!   --> examples/performance.rs:16:1
Sep 02 02:12:01.208 INFO kablam!    |
Sep 02 02:12:01.208 INFO kablam! 16 | #[derive(Debug)]
Sep 02 02:12:01.208 INFO kablam!    | ^^^^^^^^^^^^^^^^
Sep 02 02:12:01.209 INFO kablam!    |
Sep 02 02:12:01.209 INFO kablam!    = note: this may become a hard error in a future release
Sep 02 02:12:01.209 INFO kablam! 
Sep 02 02:12:05.855 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.48s
Sep 02 02:12:05.861 INFO kablam! su: No module specific data is present
Sep 02 02:12:06.367 INFO running `"docker" "rm" "-f" "dabbe04ca4b0b62c0e921e520832503d17b3bda14ce2f511f60f117d5533205f"`
Sep 02 02:12:06.500 INFO blam! dabbe04ca4b0b62c0e921e520832503d17b3bda14ce2f511f60f117d5533205f