Sep 14 09:47:11.749 INFO checking rusty-santa-0.1.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 09:47:11.749 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 09:47:11.750 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-3/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 09:47:12.004 INFO blam! 1fe70984f1307e723141ad99d7537e605d31651130a696c92c92bf04ba776e17
Sep 14 09:47:12.007 INFO running `"docker" "start" "-a" "1fe70984f1307e723141ad99d7537e605d31651130a696c92c92bf04ba776e17"`
Sep 14 09:47:12.907 INFO kablam! usermod: no changes
Sep 14 09:47:13.015 INFO kablam!     Checking rusty-santa v0.1.0 (file:///source)
Sep 14 09:47:13.582 INFO kablam! warning: method is never used: `get`
Sep 14 09:47:13.582 INFO kablam!   --> src/lib.rs:64:5
Sep 14 09:47:13.582 INFO kablam!    |
Sep 14 09:47:13.582 INFO kablam! 64 |     pub fn get(&self, x: &str, y: &str) -> bool {
Sep 14 09:47:13.582 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 09:47:13.582 INFO kablam!    |
Sep 14 09:47:13.582 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 14 09:47:13.582 INFO kablam! 
Sep 14 09:47:13.582 INFO kablam! warning: method is never used: `size`
Sep 14 09:47:13.582 INFO kablam!    --> src/lib.rs:103:5
Sep 14 09:47:13.582 INFO kablam!     |
Sep 14 09:47:13.582 INFO kablam! 103 |     pub fn size(&self) -> usize {
Sep 14 09:47:13.582 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 09:47:13.582 INFO kablam! 
Sep 14 09:47:13.839 INFO kablam! warning: unused variable: `i`
Sep 14 09:47:13.839 INFO kablam!    --> src/lib.rs:357:13
Sep 14 09:47:13.839 INFO kablam!     |
Sep 14 09:47:13.839 INFO kablam! 357 |         for i in 0..1000 {
Sep 14 09:47:13.839 INFO kablam!     |             ^ help: consider using `_i` instead
Sep 14 09:47:13.839 INFO kablam!     |
Sep 14 09:47:13.839 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 14 09:47:13.839 INFO kablam! 
Sep 14 09:47:13.871 INFO kablam! warning: variable does not need to be mutable
Sep 14 09:47:13.871 INFO kablam!    --> src/lib.rs:279:13
Sep 14 09:47:13.871 INFO kablam!     |
Sep 14 09:47:13.871 INFO kablam! 279 |         let mut matrix = Matrix::new(keys);
Sep 14 09:47:13.871 INFO kablam!     |             ----^^^^^^
Sep 14 09:47:13.871 INFO kablam!     |             |
Sep 14 09:47:13.871 INFO kablam!     |             help: remove this `mut`
Sep 14 09:47:13.871 INFO kablam!     |
Sep 14 09:47:13.871 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 09:47:13.871 INFO kablam! 
Sep 14 09:47:13.891 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 09:47:13.891 INFO kablam!    --> src/lib.rs:358:13
Sep 14 09:47:13.891 INFO kablam!     |
Sep 14 09:47:13.891 INFO kablam! 358 |             group.assign();
Sep 14 09:47:13.891 INFO kablam!     |             ^^^^^^^^^^^^^^^
Sep 14 09:47:13.891 INFO kablam!     |
Sep 14 09:47:13.891 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 14 09:47:13.891 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 09:47:13.891 INFO kablam! 
Sep 14 09:47:14.142 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Sep 14 09:47:14.151 INFO kablam! su: No module specific data is present
Sep 14 09:47:15.031 INFO running `"docker" "rm" "-f" "1fe70984f1307e723141ad99d7537e605d31651130a696c92c92bf04ba776e17"`
Sep 14 09:47:15.106 INFO blam! 1fe70984f1307e723141ad99d7537e605d31651130a696c92c92bf04ba776e17