Sep 01 01:40:18.211 INFO checking x-923-0.1.2 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 01:40:18.211 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 01:40:18.211 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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=500" "-e" "CMD=cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 01:40:18.449 INFO blam! 2f88506025fc2125d0d9563ad359690dfcfb2342f0d9b8594970778b86eb9757
Sep 01 01:40:18.451 INFO running `"docker" "start" "-a" "2f88506025fc2125d0d9563ad359690dfcfb2342f0d9b8594970778b86eb9757"`
Sep 01 01:40:19.186 INFO kablam!     Checking x-923 v0.1.2 (file:///source)
Sep 01 01:40:19.516 INFO kablam! warning: variable does not need to be mutable
Sep 01 01:40:19.516 INFO kablam!   --> src/lib.rs:20:19
Sep 01 01:40:19.516 INFO kablam!    |
Sep 01 01:40:19.516 INFO kablam! 20 | pub fn pad_buffer(mut buffer: &mut Vec<u8>, block_size: u8) {
Sep 01 01:40:19.516 INFO kablam!    |                   ----^^^^^^
Sep 01 01:40:19.516 INFO kablam!    |                   |
Sep 01 01:40:19.516 INFO kablam!    |                   help: remove this `mut`
Sep 01 01:40:19.516 INFO kablam!    |
Sep 01 01:40:19.516 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 01:40:19.516 INFO kablam! 
Sep 01 01:40:19.517 INFO kablam! warning: variable does not need to be mutable
Sep 01 01:40:19.517 INFO kablam!   --> src/lib.rs:31:22
Sep 01 01:40:19.517 INFO kablam!    |
Sep 01 01:40:19.517 INFO kablam! 31 | pub fn un_pad_buffer(mut buffer: &mut Vec<u8>) {
Sep 01 01:40:19.517 INFO kablam!    |                      ----^^^^^^
Sep 01 01:40:19.517 INFO kablam!    |                      |
Sep 01 01:40:19.517 INFO kablam!    |                      help: remove this `mut`
Sep 01 01:40:19.517 INFO kablam! 
Sep 01 01:40:19.599 INFO kablam! warning: variable does not need to be mutable
Sep 01 01:40:19.599 INFO kablam!   --> src/lib.rs:20:19
Sep 01 01:40:19.599 INFO kablam!    |
Sep 01 01:40:19.599 INFO kablam! 20 | pub fn pad_buffer(mut buffer: &mut Vec<u8>, block_size: u8) {
Sep 01 01:40:19.599 INFO kablam!    |                   ----^^^^^^
Sep 01 01:40:19.599 INFO kablam!    |                   |
Sep 01 01:40:19.600 INFO kablam!    |                   help: remove this `mut`
Sep 01 01:40:19.600 INFO kablam!    |
Sep 01 01:40:19.600 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 01:40:19.600 INFO kablam! 
Sep 01 01:40:19.600 INFO kablam! warning: variable does not need to be mutable
Sep 01 01:40:19.600 INFO kablam!   --> src/lib.rs:31:22
Sep 01 01:40:19.600 INFO kablam!    |
Sep 01 01:40:19.601 INFO kablam! 31 | pub fn un_pad_buffer(mut buffer: &mut Vec<u8>) {
Sep 01 01:40:19.601 INFO kablam!    |                      ----^^^^^^
Sep 01 01:40:19.601 INFO kablam!    |                      |
Sep 01 01:40:19.601 INFO kablam!    |                      help: remove this `mut`
Sep 01 01:40:19.601 INFO kablam! 
Sep 01 01:40:20.042 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
Sep 01 01:40:20.044 INFO kablam! su: No module specific data is present
Sep 01 01:40:20.483 INFO running `"docker" "rm" "-f" "2f88506025fc2125d0d9563ad359690dfcfb2342f0d9b8594970778b86eb9757"`
Sep 01 01:40:20.596 INFO blam! 2f88506025fc2125d0d9563ad359690dfcfb2342f0d9b8594970778b86eb9757