Nov 30 12:42:05.762 INFO checking xi-rope-0.2.0 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 12:42:05.762 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 12:42:06.179 INFO [stdout] 1910e8e2ea96f7c09c09f0cf1e8cd9b9fd0d6465fb22beeaff434e07e21e6aa7
Nov 30 12:42:06.190 INFO running `"docker" "start" "-a" "1910e8e2ea96f7c09c09f0cf1e8cd9b9fd0d6465fb22beeaff434e07e21e6aa7"`
Nov 30 12:42:07.018 INFO [stderr] usermod: no changes
Nov 30 12:42:07.066 INFO [stderr]     Checking xi-rope v0.2.0 (/source)
Nov 30 12:42:08.509 INFO [stderr] warning: variable does not need to be mutable
Nov 30 12:42:08.509 INFO [stderr]    --> src/tree.rs:237:17
Nov 30 12:42:08.509 INFO [stderr]     |
Nov 30 12:42:08.509 INFO [stderr] 237 |             let mut node1 = Arc::make_mut(&mut rope1.0);
Nov 30 12:42:08.509 INFO [stderr]     |                 ----^^^^^
Nov 30 12:42:08.509 INFO [stderr]     |                 |
Nov 30 12:42:08.509 INFO [stderr]     |                 help: remove this `mut`
Nov 30 12:42:08.509 INFO [stderr]     |
Nov 30 12:42:08.509 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 12:42:08.509 INFO [stderr] 
Nov 30 12:42:09.396 INFO [stderr] warning: variable does not need to be mutable
Nov 30 12:42:09.396 INFO [stderr]    --> src/tree.rs:237:17
Nov 30 12:42:09.396 INFO [stderr]     |
Nov 30 12:42:09.396 INFO [stderr] 237 |             let mut node1 = Arc::make_mut(&mut rope1.0);
Nov 30 12:42:09.396 INFO [stderr]     |                 ----^^^^^
Nov 30 12:42:09.396 INFO [stderr]     |                 |
Nov 30 12:42:09.396 INFO [stderr]     |                 help: remove this `mut`
Nov 30 12:42:09.396 INFO [stderr]     |
Nov 30 12:42:09.396 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 12:42:09.396 INFO [stderr] 
Nov 30 12:42:09.695 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
Nov 30 12:42:09.695 INFO [stderr] su: No module specific data is present
Nov 30 12:42:10.226 INFO running `"docker" "inspect" "1910e8e2ea96f7c09c09f0cf1e8cd9b9fd0d6465fb22beeaff434e07e21e6aa7"`
Nov 30 12:42:10.574 INFO running `"docker" "rm" "-f" "1910e8e2ea96f7c09c09f0cf1e8cd9b9fd0d6465fb22beeaff434e07e21e6aa7"`
Nov 30 12:42:10.812 INFO [stdout] 1910e8e2ea96f7c09c09f0cf1e8cd9b9fd0d6465fb22beeaff434e07e21e6aa7