Sep 05 21:45:00.109 INFO checking topdown-rs-0.3.3 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 21:45:00.109 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 21:45:00.109 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-1/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 21:45:00.343 INFO blam! ac8ade63f1e3678b252caaccfea5dfbfadb37f947751add80eb4129b11eab9ed
Sep 05 21:45:00.344 INFO running `"docker" "start" "-a" "ac8ade63f1e3678b252caaccfea5dfbfadb37f947751add80eb4129b11eab9ed"`
Sep 05 21:45:00.968 INFO kablam! usermod: no changes
Sep 05 21:45:01.045 INFO kablam!     Checking topdown-rs v0.3.3 (file:///source)
Sep 05 21:45:01.366 INFO kablam! error[E0392]: parameter `'a` is never used
Sep 05 21:45:01.366 INFO kablam!   --> src/chainl.rs:54:15
Sep 05 21:45:01.366 INFO kablam!    |
Sep 05 21:45:01.366 INFO kablam! 54 |     struct Op<'a>;
Sep 05 21:45:01.366 INFO kablam!    |               ^^ unused type parameter
Sep 05 21:45:01.366 INFO kablam!    |
Sep 05 21:45:01.366 INFO kablam!    = help: consider removing `'a` or using a marker such as `std::marker::PhantomData`
Sep 05 21:45:01.366 INFO kablam! 
Sep 05 21:45:01.366 INFO kablam! error[E0392]: parameter `'a` is never used
Sep 05 21:45:01.366 INFO kablam!   --> src/chainr.rs:47:15
Sep 05 21:45:01.366 INFO kablam!    |
Sep 05 21:45:01.366 INFO kablam! 47 |     struct Op<'a>;
Sep 05 21:45:01.366 INFO kablam!    |               ^^ unused type parameter
Sep 05 21:45:01.366 INFO kablam!    |
Sep 05 21:45:01.366 INFO kablam!    = help: consider removing `'a` or using a marker such as `std::marker::PhantomData`
Sep 05 21:45:01.366 INFO kablam! 
Sep 05 21:45:01.379 INFO kablam! error: aborting due to 2 previous errors
Sep 05 21:45:01.379 INFO kablam! 
Sep 05 21:45:01.379 INFO kablam! For more information about this error, try `rustc --explain E0392`.
Sep 05 21:45:01.384 INFO kablam! error: Could not compile `topdown-rs`.
Sep 05 21:45:01.384 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 05 21:45:01.480 INFO kablam! error: build failed
Sep 05 21:45:01.481 INFO kablam! su: No module specific data is present
Sep 05 21:45:02.290 INFO running `"docker" "rm" "-f" "ac8ade63f1e3678b252caaccfea5dfbfadb37f947751add80eb4129b11eab9ed"`
Sep 05 21:45:02.354 INFO blam! ac8ade63f1e3678b252caaccfea5dfbfadb37f947751add80eb4129b11eab9ed