Aug 17 06:15:32.322 INFO checking webpki-0.18.1 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 06:15:32.322 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 06:15:32.322 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 06:15:32.322 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-6/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 06:15:32.569 INFO blam! ee53d52503bd3c6b707a5372da6655d557b1b4be5ed1068634d9347e8b2983a1
Aug 17 06:15:32.572 INFO running `"docker" "start" "-a" "ee53d52503bd3c6b707a5372da6655d557b1b4be5ed1068634d9347e8b2983a1"`
Aug 17 06:15:33.511 INFO kablam!     Checking webpki v0.18.1 (file:///source)
Aug 17 06:15:34.061 INFO kablam! error[E0453]: allow(unused) overruled by outer forbid(unused_extern_crates)
Aug 17 06:15:34.061 INFO kablam! 
Aug 17 06:15:35.639 INFO kablam! error: aborting due to previous error
Aug 17 06:15:35.639 INFO kablam! 
Aug 17 06:15:35.640 INFO kablam! For more information about this error, try `rustc --explain E0453`.
Aug 17 06:15:35.665 INFO kablam! error: Could not compile `webpki`.
Aug 17 06:15:35.665 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 17 06:15:35.851 INFO kablam! error: build failed
Aug 17 06:15:35.853 INFO kablam! su: No module specific data is present
Aug 17 06:15:36.389 INFO running `"docker" "rm" "-f" "ee53d52503bd3c6b707a5372da6655d557b1b4be5ed1068634d9347e8b2983a1"`
Aug 17 06:15:36.571 INFO blam! ee53d52503bd3c6b707a5372da6655d557b1b4be5ed1068634d9347e8b2983a1