Aug 11 01:21:48.709 INFO checking specs_engine-0.0.3 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 01:21:48.709 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 01:21:48.709 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 01:21:48.709 INFO running `"docker" "create" "-v" "/tmp/crater.ArPIWJs4cRvy:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-3/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 01:21:48.971 INFO blam! 0ec7ae4f1434efcdd754420c1d5a627707de70fd300334042798685a1c291a41
Aug 11 01:21:48.973 INFO running `"docker" "start" "-a" "0ec7ae4f1434efcdd754420c1d5a627707de70fd300334042798685a1c291a41"`
Aug 11 01:21:50.126 INFO kablam!     Checking specs_engine v0.0.3 (file:///source)
Aug 11 01:21:52.106 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:21:52.106 INFO kablam!   --> src/machine.rs:39:17
Aug 11 01:21:52.106 INFO kablam!    |
Aug 11 01:21:52.106 INFO kablam! 39 |             let mut state = self._stack.last_mut().expect("Called long update without a state in the stack!");
Aug 11 01:21:52.106 INFO kablam!    |                 ----^^^^^
Aug 11 01:21:52.106 INFO kablam!    |                 |
Aug 11 01:21:52.106 INFO kablam!    |                 help: remove this `mut`
Aug 11 01:21:52.106 INFO kablam!    |
Aug 11 01:21:52.106 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 11 01:21:52.106 INFO kablam! 
Aug 11 01:21:52.113 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:21:52.113 INFO kablam!   --> src/machine.rs:73:30
Aug 11 01:21:52.113 INFO kablam!    |
Aug 11 01:21:52.113 INFO kablam! 73 |                  if let Some(mut state) = self._stack.last_mut() {
Aug 11 01:21:52.113 INFO kablam!    |                              ----^^^^^
Aug 11 01:21:52.113 INFO kablam!    |                              |
Aug 11 01:21:52.113 INFO kablam!    |                              help: remove this `mut`
Aug 11 01:21:52.113 INFO kablam! 
Aug 11 01:21:52.237 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:21:52.237 INFO kablam!   --> src/machine.rs:39:17
Aug 11 01:21:52.237 INFO kablam!    |
Aug 11 01:21:52.237 INFO kablam! 39 |             let mut state = self._stack.last_mut().expect("Called long update without a state in the stack!");
Aug 11 01:21:52.237 INFO kablam!    |                 ----^^^^^
Aug 11 01:21:52.237 INFO kablam!    |                 |
Aug 11 01:21:52.237 INFO kablam!    |                 help: remove this `mut`
Aug 11 01:21:52.238 INFO kablam!    |
Aug 11 01:21:52.238 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 11 01:21:52.239 INFO kablam! 
Aug 11 01:21:52.248 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:21:52.248 INFO kablam!   --> src/machine.rs:73:30
Aug 11 01:21:52.248 INFO kablam!    |
Aug 11 01:21:52.248 INFO kablam! 73 |                  if let Some(mut state) = self._stack.last_mut() {
Aug 11 01:21:52.248 INFO kablam!    |                              ----^^^^^
Aug 11 01:21:52.248 INFO kablam!    |                              |
Aug 11 01:21:52.248 INFO kablam!    |                              help: remove this `mut`
Aug 11 01:21:52.249 INFO kablam! 
Aug 11 01:21:53.224 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
Aug 11 01:21:53.230 INFO kablam! su: No module specific data is present
Aug 11 01:21:53.791 INFO running `"docker" "rm" "-f" "0ec7ae4f1434efcdd754420c1d5a627707de70fd300334042798685a1c291a41"`
Aug 11 01:21:53.943 INFO blam! 0ec7ae4f1434efcdd754420c1d5a627707de70fd300334042798685a1c291a41