Sep 04 01:31:40.839 INFO checking x-923-0.1.2 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 01:31:40.839 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 01:31:40.839 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 01:31:41.091 INFO blam! 59fba27946b93071371279ce165fe7415ebd137667f691bae50c2bf869fbb748
Sep 04 01:31:41.093 INFO running `"docker" "start" "-a" "59fba27946b93071371279ce165fe7415ebd137667f691bae50c2bf869fbb748"`
Sep 04 01:31:41.954 INFO kablam!     Checking x-923 v0.1.2 (file:///source)
Sep 04 01:31:42.407 INFO kablam! warning: variable does not need to be mutable
Sep 04 01:31:42.407 INFO kablam!   --> src/lib.rs:20:19
Sep 04 01:31:42.407 INFO kablam!    |
Sep 04 01:31:42.407 INFO kablam! 20 | pub fn pad_buffer(mut buffer: &mut Vec<u8>, block_size: u8) {
Sep 04 01:31:42.407 INFO kablam!    |                   ----^^^^^^
Sep 04 01:31:42.407 INFO kablam!    |                   |
Sep 04 01:31:42.407 INFO kablam!    |                   help: remove this `mut`
Sep 04 01:31:42.408 INFO kablam!    |
Sep 04 01:31:42.408 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 01:31:42.408 INFO kablam! 
Sep 04 01:31:42.409 INFO kablam! warning: variable does not need to be mutable
Sep 04 01:31:42.409 INFO kablam!   --> src/lib.rs:31:22
Sep 04 01:31:42.409 INFO kablam!    |
Sep 04 01:31:42.409 INFO kablam! 31 | pub fn un_pad_buffer(mut buffer: &mut Vec<u8>) {
Sep 04 01:31:42.409 INFO kablam!    |                      ----^^^^^^
Sep 04 01:31:42.409 INFO kablam!    |                      |
Sep 04 01:31:42.409 INFO kablam!    |                      help: remove this `mut`
Sep 04 01:31:42.409 INFO kablam! 
Sep 04 01:31:42.462 INFO kablam! warning: variable does not need to be mutable
Sep 04 01:31:42.462 INFO kablam!   --> src/lib.rs:20:19
Sep 04 01:31:42.462 INFO kablam!    |
Sep 04 01:31:42.462 INFO kablam! 20 | pub fn pad_buffer(mut buffer: &mut Vec<u8>, block_size: u8) {
Sep 04 01:31:42.462 INFO kablam!    |                   ----^^^^^^
Sep 04 01:31:42.462 INFO kablam!    |                   |
Sep 04 01:31:42.462 INFO kablam!    |                   help: remove this `mut`
Sep 04 01:31:42.463 INFO kablam!    |
Sep 04 01:31:42.463 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 01:31:42.464 INFO kablam! 
Sep 04 01:31:42.466 INFO kablam! warning: variable does not need to be mutable
Sep 04 01:31:42.466 INFO kablam!   --> src/lib.rs:31:22
Sep 04 01:31:42.466 INFO kablam!    |
Sep 04 01:31:42.466 INFO kablam! 31 | pub fn un_pad_buffer(mut buffer: &mut Vec<u8>) {
Sep 04 01:31:42.466 INFO kablam!    |                      ----^^^^^^
Sep 04 01:31:42.466 INFO kablam!    |                      |
Sep 04 01:31:42.466 INFO kablam!    |                      help: remove this `mut`
Sep 04 01:31:42.466 INFO kablam! 
Sep 04 01:31:43.049 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Sep 04 01:31:43.051 INFO kablam! su: No module specific data is present
Sep 04 01:31:43.515 INFO running `"docker" "rm" "-f" "59fba27946b93071371279ce165fe7415ebd137667f691bae50c2bf869fbb748"`
Sep 04 01:31:43.718 INFO blam! 59fba27946b93071371279ce165fe7415ebd137667f691bae50c2bf869fbb748