Sep 10 20:41:19.545 INFO checking crow_util-0.2.5 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 20:41:19.545 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 20:41:19.545 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 20:41:19.751 INFO blam! f32ecff201543d15f903f2d155216c8fc28c89c8ea5c75edd5efac81ae98b740
Sep 10 20:41:19.770 INFO running `"docker" "start" "-a" "f32ecff201543d15f903f2d155216c8fc28c89c8ea5c75edd5efac81ae98b740"`
Sep 10 20:41:20.981 INFO kablam! usermod: no changes
Sep 10 20:41:21.018 INFO kablam!     Checking crow_util v0.2.5 (file:///source)
Sep 10 20:41:21.407 INFO kablam! warning: variable does not need to be mutable
Sep 10 20:41:21.407 INFO kablam!    --> src/holder.rs:116:13
Sep 10 20:41:21.407 INFO kablam!     |
Sep 10 20:41:21.407 INFO kablam! 116 |         let mut items = unsafe {&mut *self.items.get() };
Sep 10 20:41:21.407 INFO kablam!     |             ----^^^^^
Sep 10 20:41:21.407 INFO kablam!     |             |
Sep 10 20:41:21.407 INFO kablam!     |             help: remove this `mut`
Sep 10 20:41:21.408 INFO kablam!     |
Sep 10 20:41:21.408 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 20:41:21.408 INFO kablam! 
Sep 10 20:41:21.409 INFO kablam! warning: variable does not need to be mutable
Sep 10 20:41:21.409 INFO kablam!    --> src/holder.rs:158:13
Sep 10 20:41:21.409 INFO kablam!     |
Sep 10 20:41:21.409 INFO kablam! 158 |         let mut items = unsafe {&mut *self.items.get() };
Sep 10 20:41:21.409 INFO kablam!     |             ----^^^^^
Sep 10 20:41:21.409 INFO kablam!     |             |
Sep 10 20:41:21.409 INFO kablam!     |             help: remove this `mut`
Sep 10 20:41:21.409 INFO kablam! 
Sep 10 20:41:21.412 INFO kablam! warning: unnecessary `unsafe` block
Sep 10 20:41:21.412 INFO kablam!    --> src/self_ref.rs:257:9
Sep 10 20:41:21.412 INFO kablam!     |
Sep 10 20:41:21.412 INFO kablam! 257 |         unsafe { self.parent.into_inner() }
Sep 10 20:41:21.412 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 10 20:41:21.412 INFO kablam!     |
Sep 10 20:41:21.412 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Sep 10 20:41:21.412 INFO kablam! 
Sep 10 20:41:21.474 INFO kablam! warning: variable does not need to be mutable
Sep 10 20:41:21.474 INFO kablam!    --> src/holder.rs:116:13
Sep 10 20:41:21.474 INFO kablam!     |
Sep 10 20:41:21.474 INFO kablam! 116 |         let mut items = unsafe {&mut *self.items.get() };
Sep 10 20:41:21.474 INFO kablam!     |             ----^^^^^
Sep 10 20:41:21.474 INFO kablam!     |             |
Sep 10 20:41:21.474 INFO kablam!     |             help: remove this `mut`
Sep 10 20:41:21.474 INFO kablam!     |
Sep 10 20:41:21.474 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 20:41:21.474 INFO kablam! 
Sep 10 20:41:21.474 INFO kablam! warning: variable does not need to be mutable
Sep 10 20:41:21.474 INFO kablam!    --> src/holder.rs:158:13
Sep 10 20:41:21.474 INFO kablam!     |
Sep 10 20:41:21.474 INFO kablam! 158 |         let mut items = unsafe {&mut *self.items.get() };
Sep 10 20:41:21.474 INFO kablam!     |             ----^^^^^
Sep 10 20:41:21.474 INFO kablam!     |             |
Sep 10 20:41:21.474 INFO kablam!     |             help: remove this `mut`
Sep 10 20:41:21.474 INFO kablam! 
Sep 10 20:41:21.475 INFO kablam! warning: unnecessary `unsafe` block
Sep 10 20:41:21.475 INFO kablam!    --> src/self_ref.rs:257:9
Sep 10 20:41:21.475 INFO kablam!     |
Sep 10 20:41:21.475 INFO kablam! 257 |         unsafe { self.parent.into_inner() }
Sep 10 20:41:21.475 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 10 20:41:21.475 INFO kablam!     |
Sep 10 20:41:21.475 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Sep 10 20:41:21.475 INFO kablam! 
Sep 10 20:41:21.504 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Sep 10 20:41:21.505 INFO kablam! su: No module specific data is present
Sep 10 20:41:22.081 INFO running `"docker" "rm" "-f" "f32ecff201543d15f903f2d155216c8fc28c89c8ea5c75edd5efac81ae98b740"`
Sep 10 20:41:22.168 INFO blam! f32ecff201543d15f903f2d155216c8fc28c89c8ea5c75edd5efac81ae98b740