Sep 01 17:28:11.286 INFO checking KeepCalmAndLearnRust/object-factory-pattern against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 01 17:28:11.286 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 01 17:28:11.286 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 17:28:11.494 INFO blam! d4a83bf70b83f69c612fa5c9d08f615fee243b8e18350cced6c5302813c705bc
Sep 01 17:28:11.496 INFO running `"docker" "start" "-a" "d4a83bf70b83f69c612fa5c9d08f615fee243b8e18350cced6c5302813c705bc"`
Sep 01 17:28:12.309 INFO kablam!     Checking object-factory-pattern v0.1.0 (file:///source)
Sep 01 17:28:12.540 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:28:12.540 INFO kablam!   --> src/main.rs:13:13
Sep 01 17:28:12.540 INFO kablam!    |
Sep 01 17:28:12.540 INFO kablam! 13 |         let mut pool = vec![];
Sep 01 17:28:12.540 INFO kablam!    |             ----^^^^
Sep 01 17:28:12.540 INFO kablam!    |             |
Sep 01 17:28:12.540 INFO kablam!    |             help: remove this `mut`
Sep 01 17:28:12.540 INFO kablam!    |
Sep 01 17:28:12.540 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 17:28:12.540 INFO kablam! 
Sep 01 17:28:12.546 INFO kablam! warning: method is never used: `return_conn`
Sep 01 17:28:12.546 INFO kablam!   --> src/main.rs:24:5
Sep 01 17:28:12.546 INFO kablam!    |
Sep 01 17:28:12.546 INFO kablam! 24 |     fn return_conn(&mut self, conn: T) {
Sep 01 17:28:12.546 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 17:28:12.546 INFO kablam!    |
Sep 01 17:28:12.546 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 17:28:12.546 INFO kablam! 
Sep 01 17:28:12.556 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:28:12.556 INFO kablam!   --> src/main.rs:13:13
Sep 01 17:28:12.556 INFO kablam!    |
Sep 01 17:28:12.556 INFO kablam! 13 |         let mut pool = vec![];
Sep 01 17:28:12.556 INFO kablam!    |             ----^^^^
Sep 01 17:28:12.556 INFO kablam!    |             |
Sep 01 17:28:12.556 INFO kablam!    |             help: remove this `mut`
Sep 01 17:28:12.556 INFO kablam!    |
Sep 01 17:28:12.556 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 17:28:12.556 INFO kablam! 
Sep 01 17:28:12.562 INFO kablam! warning: method is never used: `return_conn`
Sep 01 17:28:12.562 INFO kablam!   --> src/main.rs:24:5
Sep 01 17:28:12.562 INFO kablam!    |
Sep 01 17:28:12.562 INFO kablam! 24 |     fn return_conn(&mut self, conn: T) {
Sep 01 17:28:12.562 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 17:28:12.562 INFO kablam!    |
Sep 01 17:28:12.562 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 17:28:12.562 INFO kablam! 
Sep 01 17:28:12.575 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
Sep 01 17:28:12.576 INFO kablam! su: No module specific data is present
Sep 01 17:28:12.956 INFO running `"docker" "rm" "-f" "d4a83bf70b83f69c612fa5c9d08f615fee243b8e18350cced6c5302813c705bc"`
Sep 01 17:28:13.070 INFO blam! d4a83bf70b83f69c612fa5c9d08f615fee243b8e18350cced6c5302813c705bc