Sep 19 18:47:25.367 INFO checking topdown-rs-0.3.3 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 19 18:47:25.367 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 19 18:47:25.367 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-1/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 18:47:25.535 INFO blam! 31bedb2ee5447172c22766a5a764bbdcdf4e659b6f9ade43dfdc30a9a4c38f7b
Sep 19 18:47:25.537 INFO running `"docker" "start" "-a" "31bedb2ee5447172c22766a5a764bbdcdf4e659b6f9ade43dfdc30a9a4c38f7b"`
Sep 19 18:47:26.745 INFO kablam! usermod: no changes
Sep 19 18:47:26.790 INFO kablam!     Checking topdown-rs v0.3.3 (/source)
Sep 19 18:47:27.105 INFO kablam! error[E0392]: parameter `'a` is never used
Sep 19 18:47:27.105 INFO kablam!   --> src/chainl.rs:54:15
Sep 19 18:47:27.105 INFO kablam!    |
Sep 19 18:47:27.105 INFO kablam! 54 |     struct Op<'a>;
Sep 19 18:47:27.105 INFO kablam!    |               ^^ unused type parameter
Sep 19 18:47:27.105 INFO kablam!    |
Sep 19 18:47:27.105 INFO kablam!    = help: consider removing `'a` or using a marker such as `std::marker::PhantomData`
Sep 19 18:47:27.105 INFO kablam! 
Sep 19 18:47:27.105 INFO kablam! error[E0392]: parameter `'a` is never used
Sep 19 18:47:27.105 INFO kablam!   --> src/chainr.rs:47:15
Sep 19 18:47:27.105 INFO kablam!    |
Sep 19 18:47:27.106 INFO kablam! 47 |     struct Op<'a>;
Sep 19 18:47:27.106 INFO kablam!    |               ^^ unused type parameter
Sep 19 18:47:27.106 INFO kablam!    |
Sep 19 18:47:27.106 INFO kablam!    = help: consider removing `'a` or using a marker such as `std::marker::PhantomData`
Sep 19 18:47:27.106 INFO kablam! 
Sep 19 18:47:27.119 INFO kablam! error: aborting due to 2 previous errors
Sep 19 18:47:27.119 INFO kablam! 
Sep 19 18:47:27.119 INFO kablam! For more information about this error, try `rustc --explain E0392`.
Sep 19 18:47:27.125 INFO kablam! error: Could not compile `topdown-rs`.
Sep 19 18:47:27.125 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 18:47:27.233 INFO kablam! error: build failed
Sep 19 18:47:27.235 INFO kablam! su: No module specific data is present
Sep 19 18:47:27.749 INFO running `"docker" "rm" "-f" "31bedb2ee5447172c22766a5a764bbdcdf4e659b6f9ade43dfdc30a9a4c38f7b"`
Sep 19 18:47:27.809 INFO blam! 31bedb2ee5447172c22766a5a764bbdcdf4e659b6f9ade43dfdc30a9a4c38f7b