Nov 01 04:04:57.781 INFO checking howeih/Day-41-Union-Find against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 04:04:57.781 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Nov 01 04:04:57.974 INFO blam! c77b23f42f08a448f5dee13286d3f4c8f330203a14d36c92792fec9e3eb14127
Nov 01 04:04:57.983 INFO running `"docker" "start" "-a" "c77b23f42f08a448f5dee13286d3f4c8f330203a14d36c92792fec9e3eb14127"`
Nov 01 04:04:58.552 INFO kablam! usermod: no changes
Nov 01 04:04:58.585 INFO kablam!     Checking union_find v0.1.0 (/source)
Nov 01 04:04:58.876 INFO kablam! warning: unused import: `std::iter::Iterator`
Nov 01 04:04:58.876 INFO kablam!  --> src/main.rs:2:5
Nov 01 04:04:58.876 INFO kablam!   |
Nov 01 04:04:58.876 INFO kablam! 2 | use std::iter::Iterator;
Nov 01 04:04:58.876 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Nov 01 04:04:58.876 INFO kablam!   |
Nov 01 04:04:58.876 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 04:04:58.876 INFO kablam! 
Nov 01 04:04:59.004 INFO kablam! warning: unused import: `std::iter::Iterator`
Nov 01 04:04:59.004 INFO kablam!  --> src/main.rs:2:5
Nov 01 04:04:59.004 INFO kablam!   |
Nov 01 04:04:59.004 INFO kablam! 2 | use std::iter::Iterator;
Nov 01 04:04:59.004 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Nov 01 04:04:59.004 INFO kablam!   |
Nov 01 04:04:59.004 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 04:04:59.004 INFO kablam! 
Nov 01 04:04:59.052 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
Nov 01 04:04:59.054 INFO kablam! su: No module specific data is present
Nov 01 04:04:59.422 INFO running `"docker" "rm" "-f" "c77b23f42f08a448f5dee13286d3f4c8f330203a14d36c92792fec9e3eb14127"`
Nov 01 04:04:59.591 INFO blam! c77b23f42f08a448f5dee13286d3f4c8f330203a14d36c92792fec9e3eb14127