Nov 07 15:58:10.101 INFO checking discard-1.0.4 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 15:58:10.101 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-5/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 07 15:58:10.493 INFO blam! 3aab439242925f647b24ea9fb43aee0a7dd816933f9f47298ea714cc5a85d1cc
Nov 07 15:58:10.495 INFO running `"docker" "start" "-a" "3aab439242925f647b24ea9fb43aee0a7dd816933f9f47298ea714cc5a85d1cc"`
Nov 07 15:58:11.849 INFO kablam! usermod: no changes
Nov 07 15:58:11.940 INFO kablam!     Checking discard v1.0.4 (/source)
Nov 07 15:58:13.369 INFO kablam! warning: unused `DiscardOnDrop` that must be used
Nov 07 15:58:13.369 INFO kablam!    --> src/lib.rs:261:9
Nov 07 15:58:13.369 INFO kablam!     |
Nov 07 15:58:13.369 INFO kablam! 261 |         DiscardOnDrop::new(Foo::new());
Nov 07 15:58:13.369 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 15:58:13.369 INFO kablam!     |
Nov 07 15:58:13.369 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 07 15:58:13.369 INFO kablam!     = note: 
Nov 07 15:58:13.369 INFO kablam!             The DiscardOnDrop is unused, which causes it to be immediately discarded.
Nov 07 15:58:13.369 INFO kablam!             You probably don't want that to happen.
Nov 07 15:58:13.369 INFO kablam!             
Nov 07 15:58:13.370 INFO kablam!             How to fix this:
Nov 07 15:58:13.370 INFO kablam!             
Nov 07 15:58:13.370 INFO kablam!               * Store the DiscardOnDrop in a variable or data structure.
Nov 07 15:58:13.370 INFO kablam!             
Nov 07 15:58:13.370 INFO kablam!               * Or use the DiscardOnDrop::leak function which will cause it to not be
Nov 07 15:58:13.370 INFO kablam!                 discarded (this *will* leak memory!).
Nov 07 15:58:13.370 INFO kablam!             
Nov 07 15:58:13.370 INFO kablam!             See the DiscardOnDrop documentation for more details.
Nov 07 15:58:13.370 INFO kablam! 
Nov 07 15:58:13.370 INFO kablam! warning: unused `DiscardOnDrop` that must be used
Nov 07 15:58:13.370 INFO kablam!    --> src/lib.rs:262:9
Nov 07 15:58:13.370 INFO kablam!     |
Nov 07 15:58:13.370 INFO kablam! 262 |         DiscardOnDrop::new(Foo::new());
Nov 07 15:58:13.370 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 15:58:13.370 INFO kablam!     |
Nov 07 15:58:13.370 INFO kablam!     = note: 
Nov 07 15:58:13.370 INFO kablam!             The DiscardOnDrop is unused, which causes it to be immediately discarded.
Nov 07 15:58:13.370 INFO kablam!             You probably don't want that to happen.
Nov 07 15:58:13.370 INFO kablam!             
Nov 07 15:58:13.370 INFO kablam!             How to fix this:
Nov 07 15:58:13.370 INFO kablam!             
Nov 07 15:58:13.370 INFO kablam!               * Store the DiscardOnDrop in a variable or data structure.
Nov 07 15:58:13.370 INFO kablam!             
Nov 07 15:58:13.370 INFO kablam!               * Or use the DiscardOnDrop::leak function which will cause it to not be
Nov 07 15:58:13.370 INFO kablam!                 discarded (this *will* leak memory!).
Nov 07 15:58:13.370 INFO kablam!             
Nov 07 15:58:13.370 INFO kablam!             See the DiscardOnDrop documentation for more details.
Nov 07 15:58:13.370 INFO kablam! 
Nov 07 15:58:13.400 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Nov 07 15:58:13.400 INFO kablam! su: No module specific data is present
Nov 07 15:58:14.214 INFO running `"docker" "rm" "-f" "3aab439242925f647b24ea9fb43aee0a7dd816933f9f47298ea714cc5a85d1cc"`
Nov 07 15:58:14.572 INFO blam! 3aab439242925f647b24ea9fb43aee0a7dd816933f9f47298ea714cc5a85d1cc