Sep 04 23:07:11.909 INFO checking bit_collection-0.2.3 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 04 23:07:11.909 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 04 23:07:11.909 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 23:07:12.064 INFO blam! b64f9c9089874939ec707b7169d09a4c2e7ce0b6a0eb6325a3d42e99897841c6
Sep 04 23:07:12.068 INFO running `"docker" "start" "-a" "b64f9c9089874939ec707b7169d09a4c2e7ce0b6a0eb6325a3d42e99897841c6"`
Sep 04 23:07:12.829 INFO kablam!    Compiling bit_collection_derive v0.2.2
Sep 04 23:07:16.974 INFO kablam!     Checking bit_collection v0.2.3 (file:///source)
Sep 04 23:07:19.067 INFO kablam! warning: unused `#[macro_use]` import
Sep 04 23:07:19.067 INFO kablam!  --> tests/derive.rs:3:1
Sep 04 23:07:19.067 INFO kablam!   |
Sep 04 23:07:19.067 INFO kablam! 3 | #[macro_use]
Sep 04 23:07:19.067 INFO kablam!   | ^^^^^^^^^^^^
Sep 04 23:07:19.067 INFO kablam!   |
Sep 04 23:07:19.067 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 23:07:19.068 INFO kablam! 
Sep 04 23:07:19.979 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.17s
Sep 04 23:07:19.985 INFO kablam! su: No module specific data is present
Sep 04 23:07:20.550 INFO running `"docker" "rm" "-f" "b64f9c9089874939ec707b7169d09a4c2e7ce0b6a0eb6325a3d42e99897841c6"`
Sep 04 23:07:20.717 INFO blam! b64f9c9089874939ec707b7169d09a4c2e7ce0b6a0eb6325a3d42e99897841c6