Aug 30 19:58:03.576 INFO checking discard-1.0.3 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 19:58:03.576 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 19:58:03.576 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-1/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 19:58:03.790 INFO blam! 60b407d87a12557b41a1f95207a0e67c9a5ca9a027cdfd21f50e0a7283cab3f1
Aug 30 19:58:03.792 INFO running `"docker" "start" "-a" "60b407d87a12557b41a1f95207a0e67c9a5ca9a027cdfd21f50e0a7283cab3f1"`
Aug 30 19:58:04.460 INFO kablam!     Checking discard v1.0.3 (file:///source)
Aug 30 19:58:05.444 INFO kablam! warning: unused `DiscardOnDrop` which must be used
Aug 30 19:58:05.444 INFO kablam!    --> src/lib.rs:251:9
Aug 30 19:58:05.444 INFO kablam!     |
Aug 30 19:58:05.444 INFO kablam! 251 |         DiscardOnDrop::new(Foo::new());
Aug 30 19:58:05.444 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 19:58:05.444 INFO kablam!     |
Aug 30 19:58:05.444 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 30 19:58:05.444 INFO kablam!     = note: 
Aug 30 19:58:05.444 INFO kablam!             
Aug 30 19:58:05.444 INFO kablam!                  The DiscardOnDrop is unused, which causes it to be immediately discarded.
Aug 30 19:58:05.444 INFO kablam!                  You probably don't want that to happen.
Aug 30 19:58:05.444 INFO kablam!             
Aug 30 19:58:05.444 INFO kablam!                  How to fix this:
Aug 30 19:58:05.444 INFO kablam!             
Aug 30 19:58:05.444 INFO kablam!                    * Store the DiscardOnDrop in a variable or data structure.
Aug 30 19:58:05.444 INFO kablam!             
Aug 30 19:58:05.444 INFO kablam!                    * Or use the DiscardOnDrop::leak function which will cause it to not be
Aug 30 19:58:05.445 INFO kablam!                      discarded (this *will* leak memory!).
Aug 30 19:58:05.445 INFO kablam!             
Aug 30 19:58:05.445 INFO kablam!                  See the documentation for more details.
Aug 30 19:58:05.445 INFO kablam!             
Aug 30 19:58:05.445 INFO kablam! 
Aug 30 19:58:05.461 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Aug 30 19:58:05.463 INFO kablam! su: No module specific data is present
Aug 30 19:58:05.934 INFO running `"docker" "rm" "-f" "60b407d87a12557b41a1f95207a0e67c9a5ca9a027cdfd21f50e0a7283cab3f1"`
Aug 30 19:58:06.018 INFO blam! 60b407d87a12557b41a1f95207a0e67c9a5ca9a027cdfd21f50e0a7283cab3f1