Aug 29 20:12:58.651 INFO checking KeepCalmAndLearnRust/object-factory-pattern against try#bc5a74802bb3ffc82f51ef04bca58d64220124c4 for pr-53699
Aug 29 20:12:58.651 INFO running: cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets
Aug 29 20:12:58.651 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53699/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-1/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/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 +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 20:12:58.886 INFO blam! 38f87825090e25657b1e250164dec6d29a118ccaa38e58df16c54f1ae6518608
Aug 29 20:12:58.888 INFO running `"docker" "start" "-a" "38f87825090e25657b1e250164dec6d29a118ccaa38e58df16c54f1ae6518608"`
Aug 29 20:12:59.563 INFO kablam!     Checking object-factory-pattern v0.1.0 (file:///source)
Aug 29 20:12:59.877 INFO kablam! warning: variable does not need to be mutable
Aug 29 20:12:59.877 INFO kablam!   --> src/main.rs:13:13
Aug 29 20:12:59.877 INFO kablam!    |
Aug 29 20:12:59.877 INFO kablam! 13 |         let mut pool = vec![];
Aug 29 20:12:59.877 INFO kablam!    |             ----^^^^
Aug 29 20:12:59.877 INFO kablam!    |             |
Aug 29 20:12:59.877 INFO kablam!    |             help: remove this `mut`
Aug 29 20:12:59.877 INFO kablam!    |
Aug 29 20:12:59.877 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 29 20:12:59.877 INFO kablam! 
Aug 29 20:12:59.885 INFO kablam! warning: method is never used: `return_conn`
Aug 29 20:12:59.886 INFO kablam!   --> src/main.rs:24:5
Aug 29 20:12:59.886 INFO kablam!    |
Aug 29 20:12:59.886 INFO kablam! 24 |     fn return_conn(&mut self, conn: T) {
Aug 29 20:12:59.886 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 29 20:12:59.886 INFO kablam!    |
Aug 29 20:12:59.886 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 29 20:12:59.886 INFO kablam! 
Aug 29 20:12:59.912 INFO kablam! warning: variable does not need to be mutable
Aug 29 20:12:59.912 INFO kablam!   --> src/main.rs:13:13
Aug 29 20:12:59.912 INFO kablam!    |
Aug 29 20:12:59.912 INFO kablam! 13 |         let mut pool = vec![];
Aug 29 20:12:59.912 INFO kablam!    |             ----^^^^
Aug 29 20:12:59.912 INFO kablam!    |             |
Aug 29 20:12:59.912 INFO kablam!    |             help: remove this `mut`
Aug 29 20:12:59.912 INFO kablam!    |
Aug 29 20:12:59.912 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 29 20:12:59.912 INFO kablam! 
Aug 29 20:12:59.919 INFO kablam! warning: method is never used: `return_conn`
Aug 29 20:12:59.919 INFO kablam!   --> src/main.rs:24:5
Aug 29 20:12:59.919 INFO kablam!    |
Aug 29 20:12:59.919 INFO kablam! 24 |     fn return_conn(&mut self, conn: T) {
Aug 29 20:12:59.920 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 29 20:12:59.920 INFO kablam!    |
Aug 29 20:12:59.920 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 29 20:12:59.920 INFO kablam! 
Aug 29 20:12:59.940 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
Aug 29 20:12:59.942 INFO kablam! su: No module specific data is present
Aug 29 20:13:00.424 INFO running `"docker" "rm" "-f" "38f87825090e25657b1e250164dec6d29a118ccaa38e58df16c54f1ae6518608"`
Aug 29 20:13:00.534 INFO blam! 38f87825090e25657b1e250164dec6d29a118ccaa38e58df16c54f1ae6518608