Aug 30 02:27:06.124 INFO checking smetamath-3.0.0 against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 30 02:27:06.124 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 30 02:27:06.124 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-1/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/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 +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 02:27:06.333 INFO blam! 4e8fdf07b1b58f704ed3a4b9bcef0e888de0ec835457c40bfb60d200abde17b8
Aug 30 02:27:06.336 INFO running `"docker" "start" "-a" "4e8fdf07b1b58f704ed3a4b9bcef0e888de0ec835457c40bfb60d200abde17b8"`
Aug 30 02:27:07.066 INFO kablam!     Checking libc v0.2.43
Aug 30 02:27:07.066 INFO kablam!     Checking unicode-width v0.1.5
Aug 30 02:27:07.067 INFO kablam!     Checking bitflags v1.0.4
Aug 30 02:27:07.070 INFO kablam!     Checking cfg-if v0.1.5
Aug 30 02:27:07.070 INFO kablam!     Checking strsim v0.7.0
Aug 30 02:27:07.071 INFO kablam!     Checking vec_map v0.8.1
Aug 30 02:27:07.071 INFO kablam!     Checking ansi_term v0.11.0
Aug 30 02:27:07.071 INFO kablam!     Checking fnv v1.0.6
Aug 30 02:27:07.876 INFO kablam!     Checking textwrap v0.10.0
Aug 30 02:27:10.651 INFO kablam!     Checking atty v0.2.11
Aug 30 02:27:10.651 INFO kablam!     Checking filetime v0.1.15
Aug 30 02:27:11.134 INFO kablam!     Checking clap v2.32.0
Aug 30 02:27:19.099 INFO kablam!     Checking smetamath v3.0.0 (file:///source)
Aug 30 02:27:21.254 INFO kablam! warning: variable does not need to be mutable
Aug 30 02:27:21.254 INFO kablam!    --> src/database.rs:247:25
Aug 30 02:27:21.254 INFO kablam!     |
Aug 30 02:27:21.254 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 30 02:27:21.254 INFO kablam!     |                         ----^^
Aug 30 02:27:21.254 INFO kablam!     |                         |
Aug 30 02:27:21.254 INFO kablam!     |                         help: remove this `mut`
Aug 30 02:27:21.254 INFO kablam!     |
Aug 30 02:27:21.254 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 30 02:27:21.254 INFO kablam! 
Aug 30 02:27:21.254 INFO kablam! warning: variable does not need to be mutable
Aug 30 02:27:21.254 INFO kablam!    --> src/database.rs:247:25
Aug 30 02:27:21.254 INFO kablam!     |
Aug 30 02:27:21.254 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 30 02:27:21.254 INFO kablam!     |                         ----^^
Aug 30 02:27:21.254 INFO kablam!     |                         |
Aug 30 02:27:21.254 INFO kablam!     |                         help: remove this `mut`
Aug 30 02:27:21.255 INFO kablam! 
Aug 30 02:27:21.257 INFO kablam! warning: variable does not need to be mutable
Aug 30 02:27:21.257 INFO kablam!    --> src/database.rs:268:25
Aug 30 02:27:21.257 INFO kablam!     |
Aug 30 02:27:21.257 INFO kablam! 268 |                     let mut ns = Arc::make_mut(self.prev_scopes.as_mut().unwrap());
Aug 30 02:27:21.257 INFO kablam!     |                         ----^^
Aug 30 02:27:21.257 INFO kablam!     |                         |
Aug 30 02:27:21.257 INFO kablam!     |                         help: remove this `mut`
Aug 30 02:27:21.257 INFO kablam! 
Aug 30 02:27:21.259 INFO kablam! warning: variable does not need to be mutable
Aug 30 02:27:21.259 INFO kablam!    --> src/database.rs:291:25
Aug 30 02:27:21.260 INFO kablam!     |
Aug 30 02:27:21.260 INFO kablam! 291 |                     let mut ver = Arc::make_mut(self.prev_verify.as_mut().unwrap());
Aug 30 02:27:21.260 INFO kablam!     |                         ----^^^
Aug 30 02:27:21.260 INFO kablam!     |                         |
Aug 30 02:27:21.260 INFO kablam!     |                         help: remove this `mut`
Aug 30 02:27:21.260 INFO kablam! 
Aug 30 02:27:21.554 INFO kablam! warning: variable does not need to be mutable
Aug 30 02:27:21.554 INFO kablam!    --> src/database.rs:247:25
Aug 30 02:27:21.555 INFO kablam!     |
Aug 30 02:27:21.555 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 30 02:27:21.555 INFO kablam!     |                         ----^^
Aug 30 02:27:21.555 INFO kablam!     |                         |
Aug 30 02:27:21.555 INFO kablam!     |                         help: remove this `mut`
Aug 30 02:27:21.555 INFO kablam!     |
Aug 30 02:27:21.555 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 30 02:27:21.555 INFO kablam! 
Aug 30 02:27:21.555 INFO kablam! warning: variable does not need to be mutable
Aug 30 02:27:21.555 INFO kablam!    --> src/database.rs:247:25
Aug 30 02:27:21.555 INFO kablam!     |
Aug 30 02:27:21.555 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 30 02:27:21.555 INFO kablam!     |                         ----^^
Aug 30 02:27:21.555 INFO kablam!     |                         |
Aug 30 02:27:21.555 INFO kablam!     |                         help: remove this `mut`
Aug 30 02:27:21.555 INFO kablam! 
Aug 30 02:27:21.558 INFO kablam! warning: variable does not need to be mutable
Aug 30 02:27:21.558 INFO kablam!    --> src/database.rs:268:25
Aug 30 02:27:21.558 INFO kablam!     |
Aug 30 02:27:21.559 INFO kablam! 268 |                     let mut ns = Arc::make_mut(self.prev_scopes.as_mut().unwrap());
Aug 30 02:27:21.559 INFO kablam!     |                         ----^^
Aug 30 02:27:21.559 INFO kablam!     |                         |
Aug 30 02:27:21.559 INFO kablam!     |                         help: remove this `mut`
Aug 30 02:27:21.559 INFO kablam! 
Aug 30 02:27:21.563 INFO kablam! warning: variable does not need to be mutable
Aug 30 02:27:21.563 INFO kablam!    --> src/database.rs:291:25
Aug 30 02:27:21.563 INFO kablam!     |
Aug 30 02:27:21.564 INFO kablam! 291 |                     let mut ver = Arc::make_mut(self.prev_verify.as_mut().unwrap());
Aug 30 02:27:21.564 INFO kablam!     |                         ----^^^
Aug 30 02:27:21.564 INFO kablam!     |                         |
Aug 30 02:27:21.564 INFO kablam!     |                         help: remove this `mut`
Aug 30 02:27:21.564 INFO kablam! 
Aug 30 02:27:22.209 INFO kablam!     Finished dev [optimized + debuginfo] target(s) in 15.20s
Aug 30 02:27:22.214 INFO kablam! su: No module specific data is present
Aug 30 02:27:22.625 INFO running `"docker" "rm" "-f" "4e8fdf07b1b58f704ed3a4b9bcef0e888de0ec835457c40bfb60d200abde17b8"`
Aug 30 02:27:22.736 INFO blam! 4e8fdf07b1b58f704ed3a4b9bcef0e888de0ec835457c40bfb60d200abde17b8