Sep 06 09:48:30.201 INFO checking atomic_ring_buffer-1.0.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 09:48:30.201 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 09:48:30.201 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-4/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 09:48:30.419 INFO blam! 63d6d8b81e99b66552d15547988e9504701f1ca118c74ded21a99dedb9865d14
Sep 06 09:48:30.421 INFO running `"docker" "start" "-a" "63d6d8b81e99b66552d15547988e9504701f1ca118c74ded21a99dedb9865d14"`
Sep 06 09:48:31.810 INFO kablam! usermod: no changes
Sep 06 09:48:31.890 INFO kablam!     Checking atomic_ring_buffer v1.0.0 (file:///source)
Sep 06 09:48:32.210 INFO kablam! warning: unused `#[macro_use]` import
Sep 06 09:48:32.210 INFO kablam!  --> src/lib.rs:9:1
Sep 06 09:48:32.210 INFO kablam!   |
Sep 06 09:48:32.210 INFO kablam! 9 | #[macro_use]
Sep 06 09:48:32.210 INFO kablam!   | ^^^^^^^^^^^^
Sep 06 09:48:32.210 INFO kablam!   |
Sep 06 09:48:32.210 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 09:48:32.210 INFO kablam! 
Sep 06 09:48:32.558 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Sep 06 09:48:32.560 INFO kablam! su: No module specific data is present
Sep 06 09:48:33.303 INFO running `"docker" "rm" "-f" "63d6d8b81e99b66552d15547988e9504701f1ca118c74ded21a99dedb9865d14"`
Sep 06 09:48:33.390 INFO blam! 63d6d8b81e99b66552d15547988e9504701f1ca118c74ded21a99dedb9865d14