Oct 27 15:14:17.823 INFO checking stash-0.1.3 against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 15:14:17.824 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +19f01b935b91481fd445b16b533d2f87661bf12e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 27 15:14:18.126 INFO blam! 6c934fcca91f51dc3d7955bae05cfc5555510e92a387887cf40993ff634aa152
Oct 27 15:14:18.129 INFO running `"docker" "start" "-a" "6c934fcca91f51dc3d7955bae05cfc5555510e92a387887cf40993ff634aa152"`
Oct 27 15:14:18.876 INFO kablam! usermod: no changes
Oct 27 15:14:18.922 INFO kablam!     Checking stash v0.1.3 (/source)
Oct 27 15:14:23.335 INFO kablam! warning: unused import: `std::iter`
Oct 27 15:14:23.335 INFO kablam!  --> benches/unique_stash.rs:7:5
Oct 27 15:14:23.335 INFO kablam!   |
Oct 27 15:14:23.335 INFO kablam! 7 | use std::iter;
Oct 27 15:14:23.335 INFO kablam!   |     ^^^^^^^^^
Oct 27 15:14:23.335 INFO kablam!   |
Oct 27 15:14:23.335 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 15:14:23.335 INFO kablam! 
Oct 27 15:14:23.602 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.70s
Oct 27 15:14:23.611 INFO kablam! su: No module specific data is present
Oct 27 15:14:24.137 INFO running `"docker" "rm" "-f" "6c934fcca91f51dc3d7955bae05cfc5555510e92a387887cf40993ff634aa152"`
Oct 27 15:14:24.219 INFO blam! 6c934fcca91f51dc3d7955bae05cfc5555510e92a387887cf40993ff634aa152