Sep 14 06:16:37.923 INFO checking x-923-0.1.2 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 06:16:37.923 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 06:16:37.923 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-3/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 06:16:38.315 INFO blam! 3a065b5b8014b86426ced9a5e7e0d894797662b98b5e2984b5b144a897adf8bd
Sep 14 06:16:38.316 INFO running `"docker" "start" "-a" "3a065b5b8014b86426ced9a5e7e0d894797662b98b5e2984b5b144a897adf8bd"`
Sep 14 06:16:39.931 INFO kablam! usermod: no changes
Sep 14 06:16:39.983 INFO kablam!     Checking x-923 v0.1.2 (file:///source)
Sep 14 06:16:40.514 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:16:40.515 INFO kablam!   --> src/lib.rs:20:19
Sep 14 06:16:40.515 INFO kablam!    |
Sep 14 06:16:40.515 INFO kablam! 20 | pub fn pad_buffer(mut buffer: &mut Vec<u8>, block_size: u8) {
Sep 14 06:16:40.515 INFO kablam!    |                   ----^^^^^^
Sep 14 06:16:40.515 INFO kablam!    |                   |
Sep 14 06:16:40.515 INFO kablam!    |                   help: remove this `mut`
Sep 14 06:16:40.515 INFO kablam!    |
Sep 14 06:16:40.515 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 06:16:40.515 INFO kablam! 
Sep 14 06:16:40.515 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:16:40.515 INFO kablam!   --> src/lib.rs:31:22
Sep 14 06:16:40.515 INFO kablam!    |
Sep 14 06:16:40.515 INFO kablam! 31 | pub fn un_pad_buffer(mut buffer: &mut Vec<u8>) {
Sep 14 06:16:40.515 INFO kablam!    |                      ----^^^^^^
Sep 14 06:16:40.515 INFO kablam!    |                      |
Sep 14 06:16:40.515 INFO kablam!    |                      help: remove this `mut`
Sep 14 06:16:40.515 INFO kablam! 
Sep 14 06:16:40.530 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:16:40.531 INFO kablam!   --> src/lib.rs:20:19
Sep 14 06:16:40.531 INFO kablam!    |
Sep 14 06:16:40.531 INFO kablam! 20 | pub fn pad_buffer(mut buffer: &mut Vec<u8>, block_size: u8) {
Sep 14 06:16:40.531 INFO kablam!    |                   ----^^^^^^
Sep 14 06:16:40.531 INFO kablam!    |                   |
Sep 14 06:16:40.531 INFO kablam!    |                   help: remove this `mut`
Sep 14 06:16:40.531 INFO kablam!    |
Sep 14 06:16:40.531 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 06:16:40.531 INFO kablam! 
Sep 14 06:16:40.543 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:16:40.543 INFO kablam!   --> src/lib.rs:31:22
Sep 14 06:16:40.543 INFO kablam!    |
Sep 14 06:16:40.543 INFO kablam! 31 | pub fn un_pad_buffer(mut buffer: &mut Vec<u8>) {
Sep 14 06:16:40.543 INFO kablam!    |                      ----^^^^^^
Sep 14 06:16:40.543 INFO kablam!    |                      |
Sep 14 06:16:40.543 INFO kablam!    |                      help: remove this `mut`
Sep 14 06:16:40.543 INFO kablam! 
Sep 14 06:16:40.931 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Sep 14 06:16:40.934 INFO kablam! su: No module specific data is present
Sep 14 06:16:41.902 INFO running `"docker" "rm" "-f" "3a065b5b8014b86426ced9a5e7e0d894797662b98b5e2984b5b144a897adf8bd"`
Sep 14 06:16:42.203 INFO blam! 3a065b5b8014b86426ced9a5e7e0d894797662b98b5e2984b5b144a897adf8bd