Oct 27 19:15:28.757 INFO checking message_verifier-1.1.0 against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 19:15:28.759 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-0/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/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 19:15:29.236 INFO blam! d085a4a9c3a4978cca12229ec31904d0adc1fa717a5eeb1798041424bac22be0
Oct 27 19:15:29.243 INFO running `"docker" "start" "-a" "d085a4a9c3a4978cca12229ec31904d0adc1fa717a5eeb1798041424bac22be0"`
Oct 27 19:15:30.342 INFO kablam! usermod: no changes
Oct 27 19:15:30.471 INFO kablam!     Checking message_verifier v1.1.0 (/source)
Oct 27 19:15:32.239 INFO kablam! warning: unused import: `std::str`
Oct 27 19:15:32.239 INFO kablam!    --> src/lib.rs:409:9
Oct 27 19:15:32.240 INFO kablam!     |
Oct 27 19:15:32.240 INFO kablam! 409 |     use std::str;
Oct 27 19:15:32.240 INFO kablam!     |         ^^^^^^^^
Oct 27 19:15:32.241 INFO kablam!     |
Oct 27 19:15:32.241 INFO kablam!     = note: #[warn(unused_imports)] on by default
Oct 27 19:15:32.242 INFO kablam! 
Oct 27 19:15:36.896 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
Oct 27 19:15:36.910 INFO kablam! su: No module specific data is present
Oct 27 19:15:37.745 INFO running `"docker" "rm" "-f" "d085a4a9c3a4978cca12229ec31904d0adc1fa717a5eeb1798041424bac22be0"`
Oct 27 19:15:38.087 INFO blam! d085a4a9c3a4978cca12229ec31904d0adc1fa717a5eeb1798041424bac22be0