Oct 12 20:38:28.898 INFO checking howeih/Day-41-Union-Find against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 20:38:28.898 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 12 20:38:29.152 INFO blam! 25b92be92eb32ad0a38251bf1cce08d65c4f5c8b2a02c264d183a123cdb7783d
Oct 12 20:38:29.158 INFO running `"docker" "start" "-a" "25b92be92eb32ad0a38251bf1cce08d65c4f5c8b2a02c264d183a123cdb7783d"`
Oct 12 20:38:29.708 INFO kablam! usermod: no changes
Oct 12 20:38:29.732 INFO kablam!     Checking union_find v0.1.0 (/source)
Oct 12 20:38:30.076 INFO kablam! warning: unused import: `std::iter::Iterator`
Oct 12 20:38:30.076 INFO kablam!  --> src/main.rs:2:5
Oct 12 20:38:30.076 INFO kablam!   |
Oct 12 20:38:30.076 INFO kablam! 2 | use std::iter::Iterator;
Oct 12 20:38:30.076 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 20:38:30.076 INFO kablam!   |
Oct 12 20:38:30.076 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 20:38:30.076 INFO kablam! 
Oct 12 20:38:30.080 INFO kablam! warning: unused import: `std::iter::Iterator`
Oct 12 20:38:30.080 INFO kablam!  --> src/main.rs:2:5
Oct 12 20:38:30.080 INFO kablam!   |
Oct 12 20:38:30.080 INFO kablam! 2 | use std::iter::Iterator;
Oct 12 20:38:30.080 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 20:38:30.080 INFO kablam!   |
Oct 12 20:38:30.080 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 20:38:30.080 INFO kablam! 
Oct 12 20:38:30.128 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Oct 12 20:38:30.128 INFO kablam! su: No module specific data is present
Oct 12 20:38:30.522 INFO running `"docker" "rm" "-f" "25b92be92eb32ad0a38251bf1cce08d65c4f5c8b2a02c264d183a123cdb7783d"`
Oct 12 20:38:30.644 INFO blam! 25b92be92eb32ad0a38251bf1cce08d65c4f5c8b2a02c264d183a123cdb7783d