Sep 14 08:51:11.695 INFO checking smetamath-3.0.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 08:51:11.695 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 08:51:11.696 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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=1000" "-e" "CMD=cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 08:51:12.074 INFO blam! 4720cac835e783519499f4b7fe8c2381667ada893fdc71688009721792bed916
Sep 14 08:51:12.076 INFO running `"docker" "start" "-a" "4720cac835e783519499f4b7fe8c2381667ada893fdc71688009721792bed916"`
Sep 14 08:51:13.403 INFO kablam! usermod: no changes
Sep 14 08:51:13.587 INFO kablam!     Checking unicode-width v0.1.5
Sep 14 08:51:13.587 INFO kablam!     Checking libc v0.2.43
Sep 14 08:51:13.587 INFO kablam!     Checking cfg-if v0.1.5
Sep 14 08:51:13.587 INFO kablam!     Checking vec_map v0.8.1
Sep 14 08:51:13.587 INFO kablam!     Checking strsim v0.7.0
Sep 14 08:51:13.599 INFO kablam!     Checking ansi_term v0.11.0
Sep 14 08:51:13.616 INFO kablam!     Checking bitflags v1.0.4
Sep 14 08:51:13.616 INFO kablam!     Checking fnv v1.0.6
Sep 14 08:51:14.693 INFO kablam!     Checking textwrap v0.10.0
Sep 14 08:51:16.673 INFO kablam!     Checking atty v0.2.11
Sep 14 08:51:16.673 INFO kablam!     Checking filetime v0.1.15
Sep 14 08:51:17.300 INFO kablam!     Checking clap v2.32.0
Sep 14 08:51:22.349 INFO kablam!     Checking smetamath v3.0.0 (file:///source)
Sep 14 08:51:24.456 INFO kablam! warning: variable does not need to be mutable
Sep 14 08:51:24.456 INFO kablam!    --> src/database.rs:247:25
Sep 14 08:51:24.456 INFO kablam!     |
Sep 14 08:51:24.456 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Sep 14 08:51:24.456 INFO kablam!     |                         ----^^
Sep 14 08:51:24.456 INFO kablam!     |                         |
Sep 14 08:51:24.456 INFO kablam!     |                         help: remove this `mut`
Sep 14 08:51:24.456 INFO kablam!     |
Sep 14 08:51:24.456 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 08:51:24.456 INFO kablam! 
Sep 14 08:51:24.456 INFO kablam! warning: variable does not need to be mutable
Sep 14 08:51:24.456 INFO kablam!    --> src/database.rs:247:25
Sep 14 08:51:24.456 INFO kablam!     |
Sep 14 08:51:24.456 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Sep 14 08:51:24.456 INFO kablam!     |                         ----^^
Sep 14 08:51:24.456 INFO kablam!     |                         |
Sep 14 08:51:24.456 INFO kablam!     |                         help: remove this `mut`
Sep 14 08:51:24.457 INFO kablam! 
Sep 14 08:51:24.458 INFO kablam! warning: variable does not need to be mutable
Sep 14 08:51:24.458 INFO kablam!    --> src/database.rs:268:25
Sep 14 08:51:24.458 INFO kablam!     |
Sep 14 08:51:24.458 INFO kablam! 268 |                     let mut ns = Arc::make_mut(self.prev_scopes.as_mut().unwrap());
Sep 14 08:51:24.458 INFO kablam!     |                         ----^^
Sep 14 08:51:24.458 INFO kablam!     |                         |
Sep 14 08:51:24.458 INFO kablam!     |                         help: remove this `mut`
Sep 14 08:51:24.458 INFO kablam! 
Sep 14 08:51:24.461 INFO kablam! warning: variable does not need to be mutable
Sep 14 08:51:24.461 INFO kablam!    --> src/database.rs:291:25
Sep 14 08:51:24.461 INFO kablam!     |
Sep 14 08:51:24.461 INFO kablam! 291 |                     let mut ver = Arc::make_mut(self.prev_verify.as_mut().unwrap());
Sep 14 08:51:24.461 INFO kablam!     |                         ----^^^
Sep 14 08:51:24.461 INFO kablam!     |                         |
Sep 14 08:51:24.461 INFO kablam!     |                         help: remove this `mut`
Sep 14 08:51:24.461 INFO kablam! 
Sep 14 08:51:24.617 INFO kablam! warning: variable does not need to be mutable
Sep 14 08:51:24.617 INFO kablam!    --> src/database.rs:247:25
Sep 14 08:51:24.617 INFO kablam!     |
Sep 14 08:51:24.617 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Sep 14 08:51:24.617 INFO kablam!     |                         ----^^
Sep 14 08:51:24.617 INFO kablam!     |                         |
Sep 14 08:51:24.617 INFO kablam!     |                         help: remove this `mut`
Sep 14 08:51:24.617 INFO kablam!     |
Sep 14 08:51:24.618 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 08:51:24.618 INFO kablam! 
Sep 14 08:51:24.618 INFO kablam! warning: variable does not need to be mutable
Sep 14 08:51:24.618 INFO kablam!    --> src/database.rs:247:25
Sep 14 08:51:24.618 INFO kablam!     |
Sep 14 08:51:24.618 INFO kablam! 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Sep 14 08:51:24.618 INFO kablam!     |                         ----^^
Sep 14 08:51:24.618 INFO kablam!     |                         |
Sep 14 08:51:24.618 INFO kablam!     |                         help: remove this `mut`
Sep 14 08:51:24.619 INFO kablam! 
Sep 14 08:51:24.621 INFO kablam! warning: variable does not need to be mutable
Sep 14 08:51:24.621 INFO kablam!    --> src/database.rs:268:25
Sep 14 08:51:24.621 INFO kablam!     |
Sep 14 08:51:24.621 INFO kablam! 268 |                     let mut ns = Arc::make_mut(self.prev_scopes.as_mut().unwrap());
Sep 14 08:51:24.621 INFO kablam!     |                         ----^^
Sep 14 08:51:24.621 INFO kablam!     |                         |
Sep 14 08:51:24.621 INFO kablam!     |                         help: remove this `mut`
Sep 14 08:51:24.621 INFO kablam! 
Sep 14 08:51:24.624 INFO kablam! warning: variable does not need to be mutable
Sep 14 08:51:24.624 INFO kablam!    --> src/database.rs:291:25
Sep 14 08:51:24.624 INFO kablam!     |
Sep 14 08:51:24.624 INFO kablam! 291 |                     let mut ver = Arc::make_mut(self.prev_verify.as_mut().unwrap());
Sep 14 08:51:24.624 INFO kablam!     |                         ----^^^
Sep 14 08:51:24.624 INFO kablam!     |                         |
Sep 14 08:51:24.624 INFO kablam!     |                         help: remove this `mut`
Sep 14 08:51:24.624 INFO kablam! 
Sep 14 08:51:25.223 INFO kablam!     Finished dev [optimized + debuginfo] target(s) in 11.78s
Sep 14 08:51:25.231 INFO kablam! su: No module specific data is present
Sep 14 08:51:26.377 INFO running `"docker" "rm" "-f" "4720cac835e783519499f4b7fe8c2381667ada893fdc71688009721792bed916"`
Sep 14 08:51:26.702 INFO blam! 4720cac835e783519499f4b7fe8c2381667ada893fdc71688009721792bed916