Sep 04 13:44:51.199 INFO checking insertion-sort-0.1.0 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 13:44:51.199 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 13:44:51.199 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 13:44:51.377 INFO blam! b9e5283f07d47ce03f8c606a15bbfe59d827b5662d9d309780c389584dd2df9a
Sep 04 13:44:51.379 INFO running `"docker" "start" "-a" "b9e5283f07d47ce03f8c606a15bbfe59d827b5662d9d309780c389584dd2df9a"`
Sep 04 13:44:52.082 INFO kablam!     Checking insertion-sort v0.1.0 (file:///source)
Sep 04 13:44:52.704 INFO kablam! warning: function is never used: `sort`
Sep 04 13:44:52.705 INFO kablam!  --> src/insertion_sort.rs:1:1
Sep 04 13:44:52.705 INFO kablam!   |
Sep 04 13:44:52.705 INFO kablam! 1 | pub fn sort(v: Vec<i32>) -> Vec<i32> {
Sep 04 13:44:52.705 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 13:44:52.705 INFO kablam!   |
Sep 04 13:44:52.705 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 04 13:44:52.705 INFO kablam! 
Sep 04 13:44:52.911 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Sep 04 13:44:52.913 INFO kablam! su: No module specific data is present
Sep 04 13:44:53.408 INFO running `"docker" "rm" "-f" "b9e5283f07d47ce03f8c606a15bbfe59d827b5662d9d309780c389584dd2df9a"`
Sep 04 13:44:53.503 INFO blam! b9e5283f07d47ce03f8c606a15bbfe59d827b5662d9d309780c389584dd2df9a