Sep 10 20:41:29.620 INFO checking crossbeam-utils-0.5.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 20:41:29.620 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 20:41:29.620 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 20:41:29.831 INFO blam! 8beadee749bdcd6b7525cd1e41dfc146c0cf8f0e16847969ba9877a17639c2aa
Sep 10 20:41:29.833 INFO running `"docker" "start" "-a" "8beadee749bdcd6b7525cd1e41dfc146c0cf8f0e16847969ba9877a17639c2aa"`
Sep 10 20:41:30.890 INFO kablam! usermod: no changes
Sep 10 20:41:30.962 INFO kablam!     Checking crossbeam-utils v0.5.0 (file:///source)
Sep 10 20:41:31.772 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Sep 10 20:41:31.772 INFO kablam!    --> src/cache_padded.rs:168:9
Sep 10 20:41:31.772 INFO kablam!     |
Sep 10 20:41:31.772 INFO kablam! 168 |         a.clone();
Sep 10 20:41:31.772 INFO kablam!     |         ^^^^^^^^^^
Sep 10 20:41:31.772 INFO kablam!     |
Sep 10 20:41:31.772 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 20:41:31.772 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Sep 10 20:41:31.772 INFO kablam! 
Sep 10 20:41:31.817 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Sep 10 20:41:31.818 INFO kablam! su: No module specific data is present
Sep 10 20:41:32.995 INFO running `"docker" "rm" "-f" "8beadee749bdcd6b7525cd1e41dfc146c0cf8f0e16847969ba9877a17639c2aa"`
Sep 10 20:41:33.150 INFO blam! 8beadee749bdcd6b7525cd1e41dfc146c0cf8f0e16847969ba9877a17639c2aa