Sep 01 03:43:28.812 INFO checking topdown-rs-0.3.3 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 03:43:28.812 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 03:43:28.812 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 03:43:28.991 INFO blam! 3c8ef455aca40fdfed4fd90434aa0fdfd75b386368d5fc5f123342d4f1816252
Sep 01 03:43:28.995 INFO running `"docker" "start" "-a" "3c8ef455aca40fdfed4fd90434aa0fdfd75b386368d5fc5f123342d4f1816252"`
Sep 01 03:43:29.577 INFO kablam!     Checking topdown-rs v0.3.3 (file:///source)
Sep 01 03:43:30.200 INFO kablam! error[E0392]: parameter `'a` is never used
Sep 01 03:43:30.200 INFO kablam!   --> src/chainl.rs:54:15
Sep 01 03:43:30.200 INFO kablam!    |
Sep 01 03:43:30.200 INFO kablam! 54 |     struct Op<'a>;
Sep 01 03:43:30.200 INFO kablam!    |               ^^ unused type parameter
Sep 01 03:43:30.200 INFO kablam!    |
Sep 01 03:43:30.200 INFO kablam!    = help: consider removing `'a` or using a marker such as `std::marker::PhantomData`
Sep 01 03:43:30.200 INFO kablam! 
Sep 01 03:43:30.202 INFO kablam! error[E0392]: parameter `'a` is never used
Sep 01 03:43:30.202 INFO kablam!   --> src/chainr.rs:47:15
Sep 01 03:43:30.202 INFO kablam!    |
Sep 01 03:43:30.202 INFO kablam! 47 |     struct Op<'a>;
Sep 01 03:43:30.202 INFO kablam!    |               ^^ unused type parameter
Sep 01 03:43:30.202 INFO kablam!    |
Sep 01 03:43:30.202 INFO kablam!    = help: consider removing `'a` or using a marker such as `std::marker::PhantomData`
Sep 01 03:43:30.202 INFO kablam! 
Sep 01 03:43:30.234 INFO kablam! error: aborting due to 2 previous errors
Sep 01 03:43:30.234 INFO kablam! 
Sep 01 03:43:30.234 INFO kablam! For more information about this error, try `rustc --explain E0392`.
Sep 01 03:43:30.242 INFO kablam! error: Could not compile `topdown-rs`.
Sep 01 03:43:30.242 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 03:43:30.478 INFO kablam! error: build failed
Sep 01 03:43:30.480 INFO kablam! su: No module specific data is present
Sep 01 03:43:30.981 INFO running `"docker" "rm" "-f" "3c8ef455aca40fdfed4fd90434aa0fdfd75b386368d5fc5f123342d4f1816252"`
Sep 01 03:43:31.079 INFO blam! 3c8ef455aca40fdfed4fd90434aa0fdfd75b386368d5fc5f123342d4f1816252