Sep 10 14:05:57.957 INFO checking needle-0.1.1 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 14:05:57.957 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 14:05:57.958 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 14:05:58.218 INFO blam! 36a78472186e82bf84fa1fa70f06d381f9404e576e6a41bf8fa3b7c48d72364c
Sep 10 14:05:58.221 INFO running `"docker" "start" "-a" "36a78472186e82bf84fa1fa70f06d381f9404e576e6a41bf8fa3b7c48d72364c"`
Sep 10 14:05:59.274 INFO kablam! usermod: no changes
Sep 10 14:05:59.327 INFO kablam!     Checking needle v0.1.1 (file:///source)
Sep 10 14:05:59.902 INFO kablam! warning: unused import: `std::str`
Sep 10 14:05:59.902 INFO kablam!    --> src/horspool.rs:133:9
Sep 10 14:05:59.902 INFO kablam!     |
Sep 10 14:05:59.902 INFO kablam! 133 |     use std::str;
Sep 10 14:05:59.902 INFO kablam!     |         ^^^^^^^^
Sep 10 14:05:59.902 INFO kablam!     |
Sep 10 14:05:59.902 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 10 14:05:59.902 INFO kablam! 
Sep 10 14:06:00.247 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Sep 10 14:06:00.252 INFO kablam! su: No module specific data is present
Sep 10 14:06:00.904 INFO running `"docker" "rm" "-f" "36a78472186e82bf84fa1fa70f06d381f9404e576e6a41bf8fa3b7c48d72364c"`
Sep 10 14:06:01.022 INFO blam! 36a78472186e82bf84fa1fa70f06d381f9404e576e6a41bf8fa3b7c48d72364c