Sep 10 08:15:14.173 INFO checking superslice-0.1.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 08:15:14.173 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 08:15:14.174 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-6/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 08:15:14.410 INFO blam! 3947128c7b42bb233f336754d98661100c946d21b4c96fe2ad3be00dfaffff18
Sep 10 08:15:14.412 INFO running `"docker" "start" "-a" "3947128c7b42bb233f336754d98661100c946d21b4c96fe2ad3be00dfaffff18"`
Sep 10 08:15:15.629 INFO kablam! usermod: no changes
Sep 10 08:15:15.754 INFO kablam!     Checking superslice v0.1.0 (file:///source)
Sep 10 08:15:16.886 INFO kablam! warning: unused import: `superslice::Ext`
Sep 10 08:15:16.886 INFO kablam!   --> benches/bench.rs:23:5
Sep 10 08:15:16.886 INFO kablam!    |
Sep 10 08:15:16.886 INFO kablam! 23 | use superslice::Ext;
Sep 10 08:15:16.886 INFO kablam!    |     ^^^^^^^^^^^^^^^
Sep 10 08:15:16.886 INFO kablam!    |
Sep 10 08:15:16.886 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 10 08:15:16.886 INFO kablam! 
Sep 10 08:15:17.038 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
Sep 10 08:15:17.041 INFO kablam! su: No module specific data is present
Sep 10 08:15:17.903 INFO running `"docker" "rm" "-f" "3947128c7b42bb233f336754d98661100c946d21b4c96fe2ad3be00dfaffff18"`
Sep 10 08:15:18.030 INFO blam! 3947128c7b42bb233f336754d98661100c946d21b4c96fe2ad3be00dfaffff18