Sep 01 07:47:42.074 INFO checking rusty-santa-0.1.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 07:47:42.074 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 07:47:42.074 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 07:47:42.202 INFO blam! ba02944d17995d291e38212100ac142481d3460e70fb0f918897edf96f30ef1f
Sep 01 07:47:42.204 INFO running `"docker" "start" "-a" "ba02944d17995d291e38212100ac142481d3460e70fb0f918897edf96f30ef1f"`
Sep 01 07:47:42.845 INFO kablam!     Checking rusty-santa v0.1.0 (file:///source)
Sep 01 07:47:43.713 INFO kablam! warning: method is never used: `get`
Sep 01 07:47:43.713 INFO kablam!   --> src/lib.rs:64:5
Sep 01 07:47:43.713 INFO kablam!    |
Sep 01 07:47:43.713 INFO kablam! 64 |     pub fn get(&self, x: &str, y: &str) -> bool {
Sep 01 07:47:43.713 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 07:47:43.713 INFO kablam!    |
Sep 01 07:47:43.714 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 07:47:43.714 INFO kablam! 
Sep 01 07:47:43.714 INFO kablam! warning: method is never used: `size`
Sep 01 07:47:43.714 INFO kablam!    --> src/lib.rs:103:5
Sep 01 07:47:43.714 INFO kablam!     |
Sep 01 07:47:43.714 INFO kablam! 103 |     pub fn size(&self) -> usize {
Sep 01 07:47:43.714 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 07:47:43.715 INFO kablam! 
Sep 01 07:47:43.844 INFO kablam! warning: unused variable: `i`
Sep 01 07:47:43.844 INFO kablam!    --> src/lib.rs:357:13
Sep 01 07:47:43.844 INFO kablam!     |
Sep 01 07:47:43.844 INFO kablam! 357 |         for i in 0..1000 {
Sep 01 07:47:43.844 INFO kablam!     |             ^ help: consider using `_i` instead
Sep 01 07:47:43.844 INFO kablam!     |
Sep 01 07:47:43.844 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 01 07:47:43.844 INFO kablam! 
Sep 01 07:47:43.910 INFO kablam! warning: variable does not need to be mutable
Sep 01 07:47:43.910 INFO kablam!    --> src/lib.rs:279:13
Sep 01 07:47:43.910 INFO kablam!     |
Sep 01 07:47:43.910 INFO kablam! 279 |         let mut matrix = Matrix::new(keys);
Sep 01 07:47:43.910 INFO kablam!     |             ----^^^^^^
Sep 01 07:47:43.910 INFO kablam!     |             |
Sep 01 07:47:43.910 INFO kablam!     |             help: remove this `mut`
Sep 01 07:47:43.911 INFO kablam!     |
Sep 01 07:47:43.911 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 07:47:43.911 INFO kablam! 
Sep 01 07:47:43.938 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 07:47:43.938 INFO kablam!    --> src/lib.rs:358:13
Sep 01 07:47:43.938 INFO kablam!     |
Sep 01 07:47:43.938 INFO kablam! 358 |             group.assign();
Sep 01 07:47:43.938 INFO kablam!     |             ^^^^^^^^^^^^^^^
Sep 01 07:47:43.938 INFO kablam!     |
Sep 01 07:47:43.938 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 07:47:43.939 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 07:47:43.939 INFO kablam! 
Sep 01 07:47:44.442 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
Sep 01 07:47:44.446 INFO kablam! su: No module specific data is present
Sep 01 07:47:44.838 INFO running `"docker" "rm" "-f" "ba02944d17995d291e38212100ac142481d3460e70fb0f918897edf96f30ef1f"`
Sep 01 07:47:44.941 INFO blam! ba02944d17995d291e38212100ac142481d3460e70fb0f918897edf96f30ef1f