Sep 04 10:10:05.557 INFO checking nbchan-0.1.3 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 10:10:05.557 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 10:10:05.557 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-1/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 10:10:05.766 INFO blam! fda5a4dc8c4f0ab1641022710b0db44b44cb5541be48b97f552adc3abbecb0bc
Sep 04 10:10:05.768 INFO running `"docker" "start" "-a" "fda5a4dc8c4f0ab1641022710b0db44b44cb5541be48b97f552adc3abbecb0bc"`
Sep 04 10:10:06.567 INFO kablam!     Checking nbchan v0.1.3 (file:///source)
Sep 04 10:10:07.814 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Sep 04 10:10:07.814 INFO kablam!   --> benches/lib.rs:38:9
Sep 04 10:10:07.814 INFO kablam!    |
Sep 04 10:10:07.814 INFO kablam! 38 |         tx.clone();
Sep 04 10:10:07.814 INFO kablam!    |         ^^^^^^^^^^^
Sep 04 10:10:07.814 INFO kablam!    |
Sep 04 10:10:07.814 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 04 10:10:07.814 INFO kablam!    = note: cloning is often expensive and is not expected to have side effects
Sep 04 10:10:07.814 INFO kablam! 
Sep 04 10:10:07.815 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Sep 04 10:10:07.815 INFO kablam!   --> benches/lib.rs:46:9
Sep 04 10:10:07.815 INFO kablam!    |
Sep 04 10:10:07.815 INFO kablam! 46 |         tx.clone();
Sep 04 10:10:07.815 INFO kablam!    |         ^^^^^^^^^^^
Sep 04 10:10:07.815 INFO kablam!    |
Sep 04 10:10:07.815 INFO kablam!    = note: cloning is often expensive and is not expected to have side effects
Sep 04 10:10:07.815 INFO kablam! 
Sep 04 10:10:07.830 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Sep 04 10:10:07.833 INFO kablam! su: No module specific data is present
Sep 04 10:10:08.249 INFO running `"docker" "rm" "-f" "fda5a4dc8c4f0ab1641022710b0db44b44cb5541be48b97f552adc3abbecb0bc"`
Sep 04 10:10:08.335 INFO blam! fda5a4dc8c4f0ab1641022710b0db44b44cb5541be48b97f552adc3abbecb0bc