Sep 05 21:45:00.194 INFO checking topdown-rs-0.3.3 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 05 21:45:00.195 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 05 21:45:00.195 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-2/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 21:45:00.419 INFO blam! ae8a7e3c5580d0e55a11a56badd9ca1aecf08f676ec220e2df7284e7b8ba547c
Sep 05 21:45:00.429 INFO running `"docker" "start" "-a" "ae8a7e3c5580d0e55a11a56badd9ca1aecf08f676ec220e2df7284e7b8ba547c"`
Sep 05 21:45:01.313 INFO kablam! usermod: no changes
Sep 05 21:45:01.355 INFO kablam!     Checking topdown-rs v0.3.3 (file:///source)
Sep 05 21:45:01.628 INFO kablam! error[E0392]: parameter `'a` is never used
Sep 05 21:45:01.628 INFO kablam!   --> src/chainl.rs:54:15
Sep 05 21:45:01.628 INFO kablam!    |
Sep 05 21:45:01.628 INFO kablam! 54 |     struct Op<'a>;
Sep 05 21:45:01.628 INFO kablam!    |               ^^ unused type parameter
Sep 05 21:45:01.628 INFO kablam!    |
Sep 05 21:45:01.628 INFO kablam!    = help: consider removing `'a` or using a marker such as `std::marker::PhantomData`
Sep 05 21:45:01.628 INFO kablam! 
Sep 05 21:45:01.629 INFO kablam! error[E0392]: parameter `'a` is never used
Sep 05 21:45:01.629 INFO kablam!   --> src/chainr.rs:47:15
Sep 05 21:45:01.629 INFO kablam!    |
Sep 05 21:45:01.629 INFO kablam! 47 |     struct Op<'a>;
Sep 05 21:45:01.629 INFO kablam!    |               ^^ unused type parameter
Sep 05 21:45:01.629 INFO kablam!    |
Sep 05 21:45:01.629 INFO kablam!    = help: consider removing `'a` or using a marker such as `std::marker::PhantomData`
Sep 05 21:45:01.629 INFO kablam! 
Sep 05 21:45:01.642 INFO kablam! error: aborting due to 2 previous errors
Sep 05 21:45:01.642 INFO kablam! 
Sep 05 21:45:01.642 INFO kablam! For more information about this error, try `rustc --explain E0392`.
Sep 05 21:45:01.648 INFO kablam! error: Could not compile `topdown-rs`.
Sep 05 21:45:01.648 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 05 21:45:01.699 INFO kablam! error: build failed
Sep 05 21:45:01.700 INFO kablam! su: No module specific data is present
Sep 05 21:45:02.376 INFO running `"docker" "rm" "-f" "ae8a7e3c5580d0e55a11a56badd9ca1aecf08f676ec220e2df7284e7b8ba547c"`
Sep 05 21:45:02.450 INFO blam! ae8a7e3c5580d0e55a11a56badd9ca1aecf08f676ec220e2df7284e7b8ba547c