Aug 11 01:36:39.564 INFO checking smetamath-3.0.0 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 01:36:39.564 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 01:36:39.564 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 01:36:39.565 INFO running `"docker" "create" "-v" "/tmp/crater.lfe9DPTv3SlT:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-2/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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 +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 01:36:39.823 INFO blam! d9430e198eadb39d070fe17c9cf52a8f5d2e4806e7a2a0ec392976e77091947e
Aug 11 01:36:39.826 INFO running `"docker" "start" "-a" "d9430e198eadb39d070fe17c9cf52a8f5d2e4806e7a2a0ec392976e77091947e"`
Aug 11 01:36:40.745 INFO kablam!     Checking libc v0.2.43
Aug 11 01:36:40.745 INFO kablam!     Checking unicode-width v0.1.5
Aug 11 01:36:40.745 INFO kablam!     Checking cfg-if v0.1.4
Aug 11 01:36:40.745 INFO kablam!     Checking bitflags v1.0.3
Aug 11 01:36:40.745 INFO kablam!     Checking strsim v0.7.0
Aug 11 01:36:40.745 INFO kablam!     Checking ansi_term v0.11.0
Aug 11 01:36:40.745 INFO kablam!     Checking vec_map v0.8.1
Aug 11 01:36:40.745 INFO kablam!     Checking fnv v1.0.6
Aug 11 01:36:42.398 INFO kablam!     Checking textwrap v0.10.0
Aug 11 01:36:45.945 INFO kablam!     Checking atty v0.2.11
Aug 11 01:36:45.945 INFO kablam!     Checking filetime v0.1.15
Aug 11 01:36:46.374 INFO kablam!     Checking clap v2.32.0
Aug 11 01:36:56.161 INFO kablam!     Checking smetamath v3.0.0 (file:///source)
Aug 11 01:37:00.442 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:37:00.442 INFO kablam!    --> src/database.rs:247:25
Aug 11 01:37:00.442 INFO kablam!     |
Aug 11 01:37:00.442 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 11 01:37:00.442 INFO kablam!     |                         ----^^
Aug 11 01:37:00.442 INFO kablam!     |                         |
Aug 11 01:37:00.442 INFO kablam!     |                         help: remove this `mut`
Aug 11 01:37:00.443 INFO kablam!     |
Aug 11 01:37:00.443 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 11 01:37:00.443 INFO kablam! 
Aug 11 01:37:00.443 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:37:00.443 INFO kablam!    --> src/database.rs:247:25
Aug 11 01:37:00.443 INFO kablam!     |
Aug 11 01:37:00.443 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 11 01:37:00.443 INFO kablam!     |                         ----^^
Aug 11 01:37:00.443 INFO kablam!     |                         |
Aug 11 01:37:00.443 INFO kablam!     |                         help: remove this `mut`
Aug 11 01:37:00.443 INFO kablam! 
Aug 11 01:37:00.447 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:37:00.447 INFO kablam!    --> src/database.rs:268:25
Aug 11 01:37:00.447 INFO kablam!     |
Aug 11 01:37:00.447 INFO kablam! 268 |                     let mut ns = Arc::make_mut(self.prev_scopes.as_mut().unwrap());
Aug 11 01:37:00.447 INFO kablam!     |                         ----^^
Aug 11 01:37:00.448 INFO kablam!     |                         |
Aug 11 01:37:00.448 INFO kablam!     |                         help: remove this `mut`
Aug 11 01:37:00.448 INFO kablam! 
Aug 11 01:37:00.453 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:37:00.453 INFO kablam!    --> src/database.rs:291:25
Aug 11 01:37:00.453 INFO kablam!     |
Aug 11 01:37:00.453 INFO kablam! 291 |                     let mut ver = Arc::make_mut(self.prev_verify.as_mut().unwrap());
Aug 11 01:37:00.453 INFO kablam!     |                         ----^^^
Aug 11 01:37:00.453 INFO kablam!     |                         |
Aug 11 01:37:00.453 INFO kablam!     |                         help: remove this `mut`
Aug 11 01:37:00.453 INFO kablam! 
Aug 11 01:37:00.987 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:37:00.987 INFO kablam!    --> src/database.rs:247:25
Aug 11 01:37:00.987 INFO kablam!     |
Aug 11 01:37:00.987 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 11 01:37:00.987 INFO kablam!     |                         ----^^
Aug 11 01:37:00.987 INFO kablam!     |                         |
Aug 11 01:37:00.987 INFO kablam!     |                         help: remove this `mut`
Aug 11 01:37:00.987 INFO kablam!     |
Aug 11 01:37:00.987 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 11 01:37:00.987 INFO kablam! 
Aug 11 01:37:00.988 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:37:00.988 INFO kablam!    --> src/database.rs:247:25
Aug 11 01:37:00.988 INFO kablam!     |
Aug 11 01:37:00.988 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 11 01:37:00.988 INFO kablam!     |                         ----^^
Aug 11 01:37:00.988 INFO kablam!     |                         |
Aug 11 01:37:00.989 INFO kablam!     |                         help: remove this `mut`
Aug 11 01:37:00.989 INFO kablam! 
Aug 11 01:37:00.992 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:37:00.992 INFO kablam!    --> src/database.rs:268:25
Aug 11 01:37:00.992 INFO kablam!     |
Aug 11 01:37:00.992 INFO kablam! 268 |                     let mut ns = Arc::make_mut(self.prev_scopes.as_mut().unwrap());
Aug 11 01:37:00.992 INFO kablam!     |                         ----^^
Aug 11 01:37:00.992 INFO kablam!     |                         |
Aug 11 01:37:00.992 INFO kablam!     |                         help: remove this `mut`
Aug 11 01:37:00.992 INFO kablam! 
Aug 11 01:37:00.997 INFO kablam! warning: variable does not need to be mutable
Aug 11 01:37:00.997 INFO kablam!    --> src/database.rs:291:25
Aug 11 01:37:00.997 INFO kablam!     |
Aug 11 01:37:00.997 INFO kablam! 291 |                     let mut ver = Arc::make_mut(self.prev_verify.as_mut().unwrap());
Aug 11 01:37:00.997 INFO kablam!     |                         ----^^^
Aug 11 01:37:00.997 INFO kablam!     |                         |
Aug 11 01:37:00.997 INFO kablam!     |                         help: remove this `mut`
Aug 11 01:37:00.998 INFO kablam! 
Aug 11 01:37:01.963 INFO kablam!     Finished dev [optimized + debuginfo] target(s) in 21.28s
Aug 11 01:37:01.981 INFO kablam! su: No module specific data is present
Aug 11 01:37:02.653 INFO running `"docker" "rm" "-f" "d9430e198eadb39d070fe17c9cf52a8f5d2e4806e7a2a0ec392976e77091947e"`
Aug 11 01:37:02.767 INFO blam! d9430e198eadb39d070fe17c9cf52a8f5d2e4806e7a2a0ec392976e77091947e