Aug 30 03:08:59.173 INFO checking smetamath-3.0.0 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 30 03:08:59.173 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 30 03:08:59.173 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-2/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 03:08:59.410 INFO blam! bbc5ff83e76ad126976dae6896b7c60b34dbb4933e14543f8af1e4305618bd4f
Aug 30 03:08:59.412 INFO running `"docker" "start" "-a" "bbc5ff83e76ad126976dae6896b7c60b34dbb4933e14543f8af1e4305618bd4f"`
Aug 30 03:09:00.132 INFO kablam!     Checking unicode-width v0.1.5
Aug 30 03:09:00.134 INFO kablam!     Checking libc v0.2.43
Aug 30 03:09:00.135 INFO kablam!     Checking vec_map v0.8.1
Aug 30 03:09:00.136 INFO kablam!     Checking cfg-if v0.1.5
Aug 30 03:09:00.138 INFO kablam!     Checking strsim v0.7.0
Aug 30 03:09:00.140 INFO kablam!     Checking ansi_term v0.11.0
Aug 30 03:09:00.141 INFO kablam!     Checking bitflags v1.0.4
Aug 30 03:09:00.143 INFO kablam!     Checking fnv v1.0.6
Aug 30 03:09:00.680 INFO kablam!     Checking textwrap v0.10.0
Aug 30 03:09:02.546 INFO kablam!     Checking atty v0.2.11
Aug 30 03:09:02.546 INFO kablam!     Checking filetime v0.1.15
Aug 30 03:09:03.019 INFO kablam!     Checking clap v2.32.0
Aug 30 03:09:08.590 INFO kablam!     Checking smetamath v3.0.0 (file:///source)
Aug 30 03:09:11.545 INFO kablam! warning: variable does not need to be mutable
Aug 30 03:09:11.545 INFO kablam!    --> src/database.rs:247:25
Aug 30 03:09:11.545 INFO kablam!     |
Aug 30 03:09:11.545 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 30 03:09:11.545 INFO kablam!     |                         ----^^
Aug 30 03:09:11.545 INFO kablam!     |                         |
Aug 30 03:09:11.545 INFO kablam!     |                         help: remove this `mut`
Aug 30 03:09:11.545 INFO kablam!     |
Aug 30 03:09:11.545 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 30 03:09:11.545 INFO kablam! 
Aug 30 03:09:11.545 INFO kablam! warning: variable does not need to be mutable
Aug 30 03:09:11.545 INFO kablam!    --> src/database.rs:247:25
Aug 30 03:09:11.545 INFO kablam!     |
Aug 30 03:09:11.545 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 30 03:09:11.545 INFO kablam!     |                         ----^^
Aug 30 03:09:11.545 INFO kablam!     |                         |
Aug 30 03:09:11.545 INFO kablam!     |                         help: remove this `mut`
Aug 30 03:09:11.545 INFO kablam! 
Aug 30 03:09:11.548 INFO kablam! warning: variable does not need to be mutable
Aug 30 03:09:11.548 INFO kablam!    --> src/database.rs:268:25
Aug 30 03:09:11.548 INFO kablam!     |
Aug 30 03:09:11.548 INFO kablam! 268 |                     let mut ns = Arc::make_mut(self.prev_scopes.as_mut().unwrap());
Aug 30 03:09:11.548 INFO kablam!     |                         ----^^
Aug 30 03:09:11.549 INFO kablam!     |                         |
Aug 30 03:09:11.549 INFO kablam!     |                         help: remove this `mut`
Aug 30 03:09:11.549 INFO kablam! 
Aug 30 03:09:11.552 INFO kablam! warning: variable does not need to be mutable
Aug 30 03:09:11.552 INFO kablam!    --> src/database.rs:291:25
Aug 30 03:09:11.552 INFO kablam!     |
Aug 30 03:09:11.552 INFO kablam! 291 |                     let mut ver = Arc::make_mut(self.prev_verify.as_mut().unwrap());
Aug 30 03:09:11.552 INFO kablam!     |                         ----^^^
Aug 30 03:09:11.552 INFO kablam!     |                         |
Aug 30 03:09:11.552 INFO kablam!     |                         help: remove this `mut`
Aug 30 03:09:11.553 INFO kablam! 
Aug 30 03:09:11.557 INFO kablam! warning: variable does not need to be mutable
Aug 30 03:09:11.557 INFO kablam!    --> src/database.rs:247:25
Aug 30 03:09:11.558 INFO kablam!     |
Aug 30 03:09:11.558 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 30 03:09:11.558 INFO kablam!     |                         ----^^
Aug 30 03:09:11.558 INFO kablam!     |                         |
Aug 30 03:09:11.558 INFO kablam!     |                         help: remove this `mut`
Aug 30 03:09:11.558 INFO kablam!     |
Aug 30 03:09:11.558 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 30 03:09:11.558 INFO kablam! 
Aug 30 03:09:11.558 INFO kablam! warning: variable does not need to be mutable
Aug 30 03:09:11.558 INFO kablam!    --> src/database.rs:247:25
Aug 30 03:09:11.558 INFO kablam!     |
Aug 30 03:09:11.558 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Aug 30 03:09:11.558 INFO kablam!     |                         ----^^
Aug 30 03:09:11.558 INFO kablam!     |                         |
Aug 30 03:09:11.558 INFO kablam!     |                         help: remove this `mut`
Aug 30 03:09:11.558 INFO kablam! 
Aug 30 03:09:11.561 INFO kablam! warning: variable does not need to be mutable
Aug 30 03:09:11.561 INFO kablam!    --> src/database.rs:268:25
Aug 30 03:09:11.561 INFO kablam!     |
Aug 30 03:09:11.561 INFO kablam! 268 |                     let mut ns = Arc::make_mut(self.prev_scopes.as_mut().unwrap());
Aug 30 03:09:11.561 INFO kablam!     |                         ----^^
Aug 30 03:09:11.562 INFO kablam!     |                         |
Aug 30 03:09:11.562 INFO kablam!     |                         help: remove this `mut`
Aug 30 03:09:11.562 INFO kablam! 
Aug 30 03:09:11.566 INFO kablam! warning: variable does not need to be mutable
Aug 30 03:09:11.566 INFO kablam!    --> src/database.rs:291:25
Aug 30 03:09:11.566 INFO kablam!     |
Aug 30 03:09:11.566 INFO kablam! 291 |                     let mut ver = Arc::make_mut(self.prev_verify.as_mut().unwrap());
Aug 30 03:09:11.566 INFO kablam!     |                         ----^^^
Aug 30 03:09:11.566 INFO kablam!     |                         |
Aug 30 03:09:11.566 INFO kablam!     |                         help: remove this `mut`
Aug 30 03:09:11.566 INFO kablam! 
Aug 30 03:09:12.138 INFO kablam!     Finished dev [optimized + debuginfo] target(s) in 12.06s
Aug 30 03:09:12.143 INFO kablam! su: No module specific data is present
Aug 30 03:09:12.510 INFO running `"docker" "rm" "-f" "bbc5ff83e76ad126976dae6896b7c60b34dbb4933e14543f8af1e4305618bd4f"`
Aug 30 03:09:12.594 INFO blam! bbc5ff83e76ad126976dae6896b7c60b34dbb4933e14543f8af1e4305618bd4f