Aug 17 13:43:56.857 INFO checking rangetree-0.1.2 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 13:43:56.857 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 13:43:56.857 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 13:43:56.857 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-4/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 13:43:57.126 INFO blam! 45f397060af5cd4c7f820330bf977b216b66c792676d7bbcb943e9df63789ede
Aug 17 13:43:57.132 INFO running `"docker" "start" "-a" "45f397060af5cd4c7f820330bf977b216b66c792676d7bbcb943e9df63789ede"`
Aug 17 13:43:58.105 INFO kablam!     Checking rangetree v0.1.2 (file:///source)
Aug 17 13:43:59.248 INFO kablam! warning: unnecessary parentheses around method argument
Aug 17 13:43:59.248 INFO kablam!   --> src/tests_rangetree.rs:65:23
Aug 17 13:43:59.248 INFO kablam!    |
Aug 17 13:43:59.248 INFO kablam! 65 |         assert!(r.has((i * 2)) == false);
Aug 17 13:43:59.248 INFO kablam!    |                       ^^^^^^^ help: remove these parentheses
Aug 17 13:43:59.248 INFO kablam!    |
Aug 17 13:43:59.248 INFO kablam!    = note: #[warn(unused_parens)] on by default
Aug 17 13:43:59.248 INFO kablam! 
Aug 17 13:44:00.460 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.43s
Aug 17 13:44:00.463 INFO kablam! su: No module specific data is present
Aug 17 13:44:01.014 INFO running `"docker" "rm" "-f" "45f397060af5cd4c7f820330bf977b216b66c792676d7bbcb943e9df63789ede"`
Aug 17 13:44:01.187 INFO blam! 45f397060af5cd4c7f820330bf977b216b66c792676d7bbcb943e9df63789ede