Aug 18 01:45:22.415 INFO checking circular-0.2.0 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 18 01:45:22.415 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 18 01:45:22.415 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 18 01:45:22.416 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-5/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 18 01:45:22.668 INFO blam! 77971e807abdc89bac093443fbc1225dcede3dc5e010ef12b6bb7785ff834b60
Aug 18 01:45:22.676 INFO running `"docker" "start" "-a" "77971e807abdc89bac093443fbc1225dcede3dc5e010ef12b6bb7785ff834b60"`
Aug 18 01:45:23.927 INFO kablam!     Checking circular v0.2.0 (file:///source)
Aug 18 01:45:24.806 INFO kablam! warning: unused import: `std::str`
Aug 18 01:45:24.806 INFO kablam!    --> src/lib.rs:387:7
Aug 18 01:45:24.806 INFO kablam!     |
Aug 18 01:45:24.806 INFO kablam! 387 |   use std::str;
Aug 18 01:45:24.806 INFO kablam!     |       ^^^^^^^^
Aug 18 01:45:24.806 INFO kablam!     |
Aug 18 01:45:24.806 INFO kablam!     = note: #[warn(unused_imports)] on by default
Aug 18 01:45:24.806 INFO kablam! 
Aug 18 01:45:25.816 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
Aug 18 01:45:25.827 INFO kablam! su: No module specific data is present
Aug 18 01:45:26.410 INFO running `"docker" "rm" "-f" "77971e807abdc89bac093443fbc1225dcede3dc5e010ef12b6bb7785ff834b60"`
Aug 18 01:45:26.594 INFO blam! 77971e807abdc89bac093443fbc1225dcede3dc5e010ef12b6bb7785ff834b60