Sep 17 16:49:39.396 INFO checking stash-0.1.3 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 16:49:39.396 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 16:49:39.396 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-6/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 16:49:39.537 INFO blam! 4482156f384a06c8f58f8f59172fb4a529ffa6850a3b5e138194fc6c696e6953
Sep 17 16:49:39.540 INFO running `"docker" "start" "-a" "4482156f384a06c8f58f8f59172fb4a529ffa6850a3b5e138194fc6c696e6953"`
Sep 17 16:49:41.099 INFO kablam! usermod: no changes
Sep 17 16:49:41.130 INFO kablam!     Checking stash v0.1.3 (/source)
Sep 17 16:49:41.930 INFO kablam! warning: unused import: `std::iter`
Sep 17 16:49:41.931 INFO kablam!  --> benches/unique_stash.rs:7:5
Sep 17 16:49:41.931 INFO kablam!   |
Sep 17 16:49:41.931 INFO kablam! 7 | use std::iter;
Sep 17 16:49:41.931 INFO kablam!   |     ^^^^^^^^^
Sep 17 16:49:41.931 INFO kablam!   |
Sep 17 16:49:41.931 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 17 16:49:41.931 INFO kablam! 
Sep 17 16:49:42.295 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
Sep 17 16:49:42.298 INFO kablam! su: No module specific data is present
Sep 17 16:49:42.862 INFO running `"docker" "rm" "-f" "4482156f384a06c8f58f8f59172fb4a529ffa6850a3b5e138194fc6c696e6953"`
Sep 17 16:49:43.128 INFO blam! 4482156f384a06c8f58f8f59172fb4a529ffa6850a3b5e138194fc6c696e6953