Aug 31 15:01:26.738 INFO checking rusty-santa-0.1.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 15:01:26.739 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 15:01:26.739 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-1/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 15:01:26.958 INFO blam! 5c124f92bda7b7bb07b825980e9387d0aedf83a1e49f4bf6de2dcffdf3ba9adb
Aug 31 15:01:26.961 INFO running `"docker" "start" "-a" "5c124f92bda7b7bb07b825980e9387d0aedf83a1e49f4bf6de2dcffdf3ba9adb"`
Aug 31 15:01:27.746 INFO kablam!     Checking rusty-santa v0.1.0 (file:///source)
Aug 31 15:01:28.375 INFO kablam! warning: method is never used: `get`
Aug 31 15:01:28.375 INFO kablam!   --> src/lib.rs:64:5
Aug 31 15:01:28.375 INFO kablam!    |
Aug 31 15:01:28.375 INFO kablam! 64 |     pub fn get(&self, x: &str, y: &str) -> bool {
Aug 31 15:01:28.375 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 15:01:28.375 INFO kablam!    |
Aug 31 15:01:28.375 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 31 15:01:28.375 INFO kablam! 
Aug 31 15:01:28.375 INFO kablam! warning: method is never used: `size`
Aug 31 15:01:28.375 INFO kablam!    --> src/lib.rs:103:5
Aug 31 15:01:28.375 INFO kablam!     |
Aug 31 15:01:28.375 INFO kablam! 103 |     pub fn size(&self) -> usize {
Aug 31 15:01:28.375 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 15:01:28.376 INFO kablam! 
Aug 31 15:01:28.534 INFO kablam! warning: unused variable: `i`
Aug 31 15:01:28.534 INFO kablam!    --> src/lib.rs:357:13
Aug 31 15:01:28.534 INFO kablam!     |
Aug 31 15:01:28.534 INFO kablam! 357 |         for i in 0..1000 {
Aug 31 15:01:28.534 INFO kablam!     |             ^ help: consider using `_i` instead
Aug 31 15:01:28.535 INFO kablam!     |
Aug 31 15:01:28.535 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 31 15:01:28.535 INFO kablam! 
Aug 31 15:01:28.592 INFO kablam! warning: variable does not need to be mutable
Aug 31 15:01:28.592 INFO kablam!    --> src/lib.rs:279:13
Aug 31 15:01:28.592 INFO kablam!     |
Aug 31 15:01:28.592 INFO kablam! 279 |         let mut matrix = Matrix::new(keys);
Aug 31 15:01:28.592 INFO kablam!     |             ----^^^^^^
Aug 31 15:01:28.592 INFO kablam!     |             |
Aug 31 15:01:28.592 INFO kablam!     |             help: remove this `mut`
Aug 31 15:01:28.592 INFO kablam!     |
Aug 31 15:01:28.592 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 15:01:28.592 INFO kablam! 
Aug 31 15:01:28.615 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 15:01:28.615 INFO kablam!    --> src/lib.rs:358:13
Aug 31 15:01:28.615 INFO kablam!     |
Aug 31 15:01:28.615 INFO kablam! 358 |             group.assign();
Aug 31 15:01:28.615 INFO kablam!     |             ^^^^^^^^^^^^^^^
Aug 31 15:01:28.616 INFO kablam!     |
Aug 31 15:01:28.616 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 31 15:01:28.616 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 15:01:28.616 INFO kablam! 
Aug 31 15:01:29.112 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
Aug 31 15:01:29.116 INFO kablam! su: No module specific data is present
Aug 31 15:01:29.630 INFO running `"docker" "rm" "-f" "5c124f92bda7b7bb07b825980e9387d0aedf83a1e49f4bf6de2dcffdf3ba9adb"`
Aug 31 15:01:29.721 INFO blam! 5c124f92bda7b7bb07b825980e9387d0aedf83a1e49f4bf6de2dcffdf3ba9adb