Nov 30 12:47:26.885 INFO checking x1b-0.5.1 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 12:47:26.885 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 12:47:27.380 INFO [stdout] e83d61b0f8c32823409f02c9329b182d0ad75fec31ead9b1db2ce5736c40007e
Nov 30 12:47:27.386 INFO running `"docker" "start" "-a" "e83d61b0f8c32823409f02c9329b182d0ad75fec31ead9b1db2ce5736c40007e"`
Nov 30 12:47:28.561 INFO [stderr] usermod: no changes
Nov 30 12:47:28.624 INFO [stderr]     Checking x1b v0.5.1 (/source)
Nov 30 12:47:29.604 INFO [stderr] warning: variable does not need to be mutable
Nov 30 12:47:29.604 INFO [stderr]    --> src/cu.rs:261:8
Nov 30 12:47:29.604 INFO [stderr]     |
Nov 30 12:47:29.604 INFO [stderr] 261 |             let mut buffer = self.cursor.0.as_mut_vec();
Nov 30 12:47:29.604 INFO [stderr]     |                 ----^^^^^^
Nov 30 12:47:29.604 INFO [stderr]     |                 |
Nov 30 12:47:29.604 INFO [stderr]     |                 help: remove this `mut`
Nov 30 12:47:29.604 INFO [stderr]     |
Nov 30 12:47:29.604 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 12:47:29.604 INFO [stderr] 
Nov 30 12:47:29.684 INFO [stderr] warning: variable does not need to be mutable
Nov 30 12:47:29.684 INFO [stderr]    --> src/cu.rs:261:8
Nov 30 12:47:29.684 INFO [stderr]     |
Nov 30 12:47:29.684 INFO [stderr] 261 |             let mut buffer = self.cursor.0.as_mut_vec();
Nov 30 12:47:29.684 INFO [stderr]     |                 ----^^^^^^
Nov 30 12:47:29.684 INFO [stderr]     |                 |
Nov 30 12:47:29.684 INFO [stderr]     |                 help: remove this `mut`
Nov 30 12:47:29.684 INFO [stderr]     |
Nov 30 12:47:29.684 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 12:47:29.684 INFO [stderr] 
Nov 30 12:47:29.747 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Nov 30 12:47:29.752 INFO [stderr] su: No module specific data is present
Nov 30 12:47:30.430 INFO running `"docker" "inspect" "e83d61b0f8c32823409f02c9329b182d0ad75fec31ead9b1db2ce5736c40007e"`
Nov 30 12:47:30.742 INFO running `"docker" "rm" "-f" "e83d61b0f8c32823409f02c9329b182d0ad75fec31ead9b1db2ce5736c40007e"`
Nov 30 12:47:30.992 INFO [stdout] e83d61b0f8c32823409f02c9329b182d0ad75fec31ead9b1db2ce5736c40007e