Jul 11 21:20:19.595 INFO checking specs_engine-0.0.3 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 11 21:20:19.595 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 21:20:19.595 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 21:20:19.595 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-2/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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 +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 21:20:19.846 INFO blam! 75991560ef1a563a69c7bcc93134fb561197d202fc024c07219dba44971c3ff9
Jul 11 21:20:19.849 INFO running `"docker" "start" "-a" "75991560ef1a563a69c7bcc93134fb561197d202fc024c07219dba44971c3ff9"`
Jul 11 21:20:20.840 INFO kablam!     Checking slog v1.7.1
Jul 11 21:20:20.846 INFO kablam!     Checking atom v0.3.5
Jul 11 21:20:20.854 INFO kablam!     Checking tuple_utils v0.2.0
Jul 11 21:20:20.855 INFO kablam!     Checking mopa v0.2.2
Jul 11 21:20:20.870 INFO kablam!     Checking threadpool v1.7.1
Jul 11 21:20:22.730 INFO kablam!     Checking pulse v0.5.3
Jul 11 21:20:24.115 INFO kablam!     Checking slog-extra v0.1.2
Jul 11 21:20:25.260 INFO kablam!     Checking slog-stream v1.2.1
Jul 11 21:20:25.728 INFO kablam!     Checking specs v0.7.1
Jul 11 21:20:26.919 INFO kablam!     Checking slog-term v1.5.0
Jul 11 21:20:33.376 INFO kablam!     Checking specs_engine v0.0.3 (file:///source)
Jul 11 21:20:35.121 INFO kablam! warning: variable does not need to be mutable
Jul 11 21:20:35.121 INFO kablam!   --> src/machine.rs:39:17
Jul 11 21:20:35.121 INFO kablam!    |
Jul 11 21:20:35.121 INFO kablam! 39 |             let mut state = self._stack.last_mut().expect("Called long update without a state in the stack!");
Jul 11 21:20:35.121 INFO kablam!    |                 ----^^^^^
Jul 11 21:20:35.121 INFO kablam!    |                 |
Jul 11 21:20:35.121 INFO kablam!    |                 help: remove this `mut`
Jul 11 21:20:35.121 INFO kablam!    |
Jul 11 21:20:35.121 INFO kablam!    = note: #[warn(unused_mut)] on by default
Jul 11 21:20:35.121 INFO kablam! 
Jul 11 21:20:35.129 INFO kablam! warning: variable does not need to be mutable
Jul 11 21:20:35.129 INFO kablam!   --> src/machine.rs:73:30
Jul 11 21:20:35.129 INFO kablam!    |
Jul 11 21:20:35.129 INFO kablam! 73 |                  if let Some(mut state) = self._stack.last_mut() {
Jul 11 21:20:35.129 INFO kablam!    |                              ----^^^^^
Jul 11 21:20:35.129 INFO kablam!    |                              |
Jul 11 21:20:35.129 INFO kablam!    |                              help: remove this `mut`
Jul 11 21:20:35.129 INFO kablam! 
Jul 11 21:20:35.150 INFO kablam! warning: variable does not need to be mutable
Jul 11 21:20:35.150 INFO kablam!   --> src/machine.rs:39:17
Jul 11 21:20:35.150 INFO kablam!    |
Jul 11 21:20:35.150 INFO kablam! 39 |             let mut state = self._stack.last_mut().expect("Called long update without a state in the stack!");
Jul 11 21:20:35.150 INFO kablam!    |                 ----^^^^^
Jul 11 21:20:35.150 INFO kablam!    |                 |
Jul 11 21:20:35.150 INFO kablam!    |                 help: remove this `mut`
Jul 11 21:20:35.150 INFO kablam!    |
Jul 11 21:20:35.150 INFO kablam!    = note: #[warn(unused_mut)] on by default
Jul 11 21:20:35.151 INFO kablam! 
Jul 11 21:20:35.158 INFO kablam! warning: variable does not need to be mutable
Jul 11 21:20:35.158 INFO kablam!   --> src/machine.rs:73:30
Jul 11 21:20:35.158 INFO kablam!    |
Jul 11 21:20:35.158 INFO kablam! 73 |                  if let Some(mut state) = self._stack.last_mut() {
Jul 11 21:20:35.158 INFO kablam!    |                              ----^^^^^
Jul 11 21:20:35.158 INFO kablam!    |                              |
Jul 11 21:20:35.158 INFO kablam!    |                              help: remove this `mut`
Jul 11 21:20:35.158 INFO kablam! 
Jul 11 21:20:36.260 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.60s
Jul 11 21:20:36.267 INFO kablam! su: No module specific data is present
Jul 11 21:20:36.750 INFO running `"docker" "rm" "-f" "75991560ef1a563a69c7bcc93134fb561197d202fc024c07219dba44971c3ff9"`
Jul 11 21:20:36.929 INFO blam! 75991560ef1a563a69c7bcc93134fb561197d202fc024c07219dba44971c3ff9