Sep 20 02:45:19.597 INFO checking discard-1.0.3 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 20 02:45:19.597 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 20 02:45:19.597 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-1/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 02:45:19.863 INFO blam! 739b06b617fe33b1db51d01b9c32dd4dd17ae7e8f59614ec525b7f6d7142826a
Sep 20 02:45:19.875 INFO running `"docker" "start" "-a" "739b06b617fe33b1db51d01b9c32dd4dd17ae7e8f59614ec525b7f6d7142826a"`
Sep 20 02:45:20.729 INFO kablam! usermod: no changes
Sep 20 02:45:20.757 INFO kablam!     Checking discard v1.0.3 (/source)
Sep 20 02:45:21.107 INFO kablam! warning: unused `DiscardOnDrop` which must be used
Sep 20 02:45:21.107 INFO kablam!    --> src/lib.rs:251:9
Sep 20 02:45:21.107 INFO kablam!     |
Sep 20 02:45:21.107 INFO kablam! 251 |         DiscardOnDrop::new(Foo::new());
Sep 20 02:45:21.107 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 02:45:21.107 INFO kablam!     |
Sep 20 02:45:21.107 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 20 02:45:21.107 INFO kablam!     = note: 
Sep 20 02:45:21.107 INFO kablam!             
Sep 20 02:45:21.107 INFO kablam!                  The DiscardOnDrop is unused, which causes it to be immediately discarded.
Sep 20 02:45:21.107 INFO kablam!                  You probably don't want that to happen.
Sep 20 02:45:21.107 INFO kablam!             
Sep 20 02:45:21.107 INFO kablam!                  How to fix this:
Sep 20 02:45:21.107 INFO kablam!             
Sep 20 02:45:21.107 INFO kablam!                    * Store the DiscardOnDrop in a variable or data structure.
Sep 20 02:45:21.107 INFO kablam!             
Sep 20 02:45:21.107 INFO kablam!                    * Or use the DiscardOnDrop::leak function which will cause it to not be
Sep 20 02:45:21.107 INFO kablam!                      discarded (this *will* leak memory!).
Sep 20 02:45:21.107 INFO kablam!             
Sep 20 02:45:21.107 INFO kablam!                  See the documentation for more details.
Sep 20 02:45:21.107 INFO kablam!             
Sep 20 02:45:21.107 INFO kablam! 
Sep 20 02:45:21.134 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
Sep 20 02:45:21.134 INFO kablam! su: No module specific data is present
Sep 20 02:45:21.888 INFO running `"docker" "rm" "-f" "739b06b617fe33b1db51d01b9c32dd4dd17ae7e8f59614ec525b7f6d7142826a"`
Sep 20 02:45:21.957 INFO blam! 739b06b617fe33b1db51d01b9c32dd4dd17ae7e8f59614ec525b7f6d7142826a