Sep 04 20:11:59.033 INFO checking database_exporter-0.1.4 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 20:11:59.033 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 20:11:59.033 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/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 20:11:59.210 INFO blam! 966ec7b220d93f47e46d19c77fe96f9d6f35feba954101910da8edfec42bea62
Sep 04 20:11:59.212 INFO running `"docker" "start" "-a" "966ec7b220d93f47e46d19c77fe96f9d6f35feba954101910da8edfec42bea62"`
Sep 04 20:11:59.830 INFO kablam!     Checking database_exporter v0.1.4 (file:///source)
Sep 04 20:12:02.266 INFO kablam! warning: function is never used: `get_column_names`
Sep 04 20:12:02.266 INFO kablam!  --> src/generate_records.rs:4:1
Sep 04 20:12:02.266 INFO kablam!   |
Sep 04 20:12:02.266 INFO kablam! 4 | pub fn get_column_names(conn: &Connection) -> Vec<String> {
Sep 04 20:12:02.266 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 20:12:02.266 INFO kablam!   |
Sep 04 20:12:02.266 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 04 20:12:02.266 INFO kablam! 
Sep 04 20:12:02.346 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
Sep 04 20:12:02.352 INFO kablam! su: No module specific data is present
Sep 04 20:12:02.766 INFO running `"docker" "rm" "-f" "966ec7b220d93f47e46d19c77fe96f9d6f35feba954101910da8edfec42bea62"`
Sep 04 20:12:02.888 INFO blam! 966ec7b220d93f47e46d19c77fe96f9d6f35feba954101910da8edfec42bea62