Nov 07 06:22:33.630 INFO checking xi-rope-0.2.0 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 06:22:33.630 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-3/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 07 06:22:34.149 INFO blam! 26fc66e54271a6ddd96a4c1822add285a9f6d43c4cab6b69ece8ad47b053b6f7
Nov 07 06:22:34.151 INFO running `"docker" "start" "-a" "26fc66e54271a6ddd96a4c1822add285a9f6d43c4cab6b69ece8ad47b053b6f7"`
Nov 07 06:22:34.728 INFO kablam! usermod: no changes
Nov 07 06:22:34.766 INFO kablam!     Checking bytecount v0.1.7
Nov 07 06:22:35.233 INFO kablam!     Checking xi-rope v0.2.0 (/source)
Nov 07 06:22:36.360 INFO kablam! warning: variable does not need to be mutable
Nov 07 06:22:36.360 INFO kablam!    --> src/tree.rs:237:17
Nov 07 06:22:36.360 INFO kablam!     |
Nov 07 06:22:36.360 INFO kablam! 237 |             let mut node1 = Arc::make_mut(&mut rope1.0);
Nov 07 06:22:36.360 INFO kablam!     |                 ----^^^^^
Nov 07 06:22:36.360 INFO kablam!     |                 |
Nov 07 06:22:36.361 INFO kablam!     |                 help: remove this `mut`
Nov 07 06:22:36.361 INFO kablam!     |
Nov 07 06:22:36.361 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 07 06:22:36.361 INFO kablam! 
Nov 07 06:22:36.980 INFO kablam! warning: variable does not need to be mutable
Nov 07 06:22:36.980 INFO kablam!    --> src/tree.rs:237:17
Nov 07 06:22:36.980 INFO kablam!     |
Nov 07 06:22:36.980 INFO kablam! 237 |             let mut node1 = Arc::make_mut(&mut rope1.0);
Nov 07 06:22:36.980 INFO kablam!     |                 ----^^^^^
Nov 07 06:22:36.980 INFO kablam!     |                 |
Nov 07 06:22:36.980 INFO kablam!     |                 help: remove this `mut`
Nov 07 06:22:36.980 INFO kablam!     |
Nov 07 06:22:36.980 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 07 06:22:36.980 INFO kablam! 
Nov 07 06:22:37.256 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
Nov 07 06:22:37.264 INFO kablam! su: No module specific data is present
Nov 07 06:22:37.729 INFO running `"docker" "rm" "-f" "26fc66e54271a6ddd96a4c1822add285a9f6d43c4cab6b69ece8ad47b053b6f7"`
Nov 07 06:22:37.963 INFO blam! 26fc66e54271a6ddd96a4c1822add285a9f6d43c4cab6b69ece8ad47b053b6f7