Sep 05 23:32:44.924 INFO checking stash-0.1.3 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854 Sep 05 23:32:44.924 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets Sep 05 23:32:44.924 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-0/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Sep 05 23:32:45.154 INFO blam! e560fcc61f70c6db12a9150230018569b2304bb8bb7922765dc4bfe8f9cf7cb3 Sep 05 23:32:45.156 INFO running `"docker" "start" "-a" "e560fcc61f70c6db12a9150230018569b2304bb8bb7922765dc4bfe8f9cf7cb3"` Sep 05 23:32:45.949 INFO kablam! usermod: no changes Sep 05 23:32:45.992 INFO kablam! Checking stash v0.1.3 (file:///source) Sep 05 23:32:47.350 INFO kablam! warning: unused import: `std::iter` Sep 05 23:32:47.350 INFO kablam! --> benches/unique_stash.rs:7:5 Sep 05 23:32:47.350 INFO kablam! | Sep 05 23:32:47.350 INFO kablam! 7 | use std::iter; Sep 05 23:32:47.350 INFO kablam! | ^^^^^^^^^ Sep 05 23:32:47.350 INFO kablam! | Sep 05 23:32:47.350 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 05 23:32:47.350 INFO kablam! Sep 05 23:32:48.217 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 2.24s Sep 05 23:32:48.221 INFO kablam! su: No module specific data is present Sep 05 23:32:48.979 INFO running `"docker" "rm" "-f" "e560fcc61f70c6db12a9150230018569b2304bb8bb7922765dc4bfe8f9cf7cb3"` Sep 05 23:32:49.061 INFO blam! e560fcc61f70c6db12a9150230018569b2304bb8bb7922765dc4bfe8f9cf7cb3