Oct 12 20:41:42.122 INFO checking hitripekac/z85tools against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 20:41:42.122 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 20:41:42.336 INFO blam! 4f31090452ea3eb350ae59da75a62e4a21c5cc960bb790e7fbdf01daffe1950f
Oct 12 20:41:42.341 INFO running `"docker" "start" "-a" "4f31090452ea3eb350ae59da75a62e4a21c5cc960bb790e7fbdf01daffe1950f"`
Oct 12 20:41:42.811 INFO kablam! usermod: no changes
Oct 12 20:41:42.836 INFO kablam!     Checking decoder v0.1.0 (/source)
Oct 12 20:41:43.196 INFO kablam! warning: unused import: `std::str`
Oct 12 20:41:43.197 INFO kablam!   --> src/lib.rs:17:9
Oct 12 20:41:43.197 INFO kablam!    |
Oct 12 20:41:43.197 INFO kablam! 17 |     use std::str;
Oct 12 20:41:43.197 INFO kablam!    |         ^^^^^^^^
Oct 12 20:41:43.198 INFO kablam!    |
Oct 12 20:41:43.198 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 12 20:41:43.198 INFO kablam! 
Oct 12 20:41:43.344 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
Oct 12 20:41:43.346 INFO kablam! su: No module specific data is present
Oct 12 20:41:43.593 INFO running `"docker" "rm" "-f" "4f31090452ea3eb350ae59da75a62e4a21c5cc960bb790e7fbdf01daffe1950f"`
Oct 12 20:41:43.700 INFO blam! 4f31090452ea3eb350ae59da75a62e4a21c5cc960bb790e7fbdf01daffe1950f