Nov 02 23:23:26.657 INFO checking x-923-0.1.2 against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 23:23:26.657 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-5/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 23:23:26.840 INFO blam! c145574aee7da2e45fcfd4c6a9db24765aff77d2b8ee1d565c0ae2c1095d7b6d
Nov 02 23:23:26.841 INFO running `"docker" "start" "-a" "c145574aee7da2e45fcfd4c6a9db24765aff77d2b8ee1d565c0ae2c1095d7b6d"`
Nov 02 23:23:27.412 INFO kablam! usermod: no changes
Nov 02 23:23:27.440 INFO kablam!     Checking x-923 v0.1.2 (/source)
Nov 02 23:23:27.998 INFO kablam! warning: variable does not need to be mutable
Nov 02 23:23:28.002 INFO kablam!   --> src/lib.rs:20:19
Nov 02 23:23:28.002 INFO kablam!    |
Nov 02 23:23:28.002 INFO kablam! 20 | pub fn pad_buffer(mut buffer: &mut Vec<u8>, block_size: u8) {
Nov 02 23:23:28.002 INFO kablam!    |                   ----^^^^^^
Nov 02 23:23:28.002 INFO kablam!    |                   |
Nov 02 23:23:28.002 INFO kablam!    |                   help: remove this `mut`
Nov 02 23:23:28.002 INFO kablam!    |
Nov 02 23:23:28.002 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 23:23:28.002 INFO kablam! 
Nov 02 23:23:28.003 INFO kablam! warning: variable does not need to be mutable
Nov 02 23:23:28.003 INFO kablam!   --> src/lib.rs:31:22
Nov 02 23:23:28.003 INFO kablam!    |
Nov 02 23:23:28.003 INFO kablam! 31 | pub fn un_pad_buffer(mut buffer: &mut Vec<u8>) {
Nov 02 23:23:28.003 INFO kablam!    |                      ----^^^^^^
Nov 02 23:23:28.003 INFO kablam!    |                      |
Nov 02 23:23:28.003 INFO kablam!    |                      help: remove this `mut`
Nov 02 23:23:28.003 INFO kablam! 
Nov 02 23:23:28.180 INFO kablam! warning: variable does not need to be mutable
Nov 02 23:23:28.180 INFO kablam!   --> src/lib.rs:20:19
Nov 02 23:23:28.180 INFO kablam!    |
Nov 02 23:23:28.180 INFO kablam! 20 | pub fn pad_buffer(mut buffer: &mut Vec<u8>, block_size: u8) {
Nov 02 23:23:28.180 INFO kablam!    |                   ----^^^^^^
Nov 02 23:23:28.180 INFO kablam!    |                   |
Nov 02 23:23:28.180 INFO kablam!    |                   help: remove this `mut`
Nov 02 23:23:28.180 INFO kablam!    |
Nov 02 23:23:28.180 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 23:23:28.180 INFO kablam! 
Nov 02 23:23:28.180 INFO kablam! warning: variable does not need to be mutable
Nov 02 23:23:28.180 INFO kablam!   --> src/lib.rs:31:22
Nov 02 23:23:28.180 INFO kablam!    |
Nov 02 23:23:28.180 INFO kablam! 31 | pub fn un_pad_buffer(mut buffer: &mut Vec<u8>) {
Nov 02 23:23:28.180 INFO kablam!    |                      ----^^^^^^
Nov 02 23:23:28.180 INFO kablam!    |                      |
Nov 02 23:23:28.180 INFO kablam!    |                      help: remove this `mut`
Nov 02 23:23:28.180 INFO kablam! 
Nov 02 23:23:28.868 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
Nov 02 23:23:28.868 INFO kablam! su: No module specific data is present
Nov 02 23:23:29.503 INFO running `"docker" "rm" "-f" "c145574aee7da2e45fcfd4c6a9db24765aff77d2b8ee1d565c0ae2c1095d7b6d"`
Nov 02 23:23:29.800 INFO blam! c145574aee7da2e45fcfd4c6a9db24765aff77d2b8ee1d565c0ae2c1095d7b6d