Sep 04 06:52:15.228 INFO checking rax-0.1.5 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 06:52:15.228 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 06:52:15.228 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-1/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 06:52:15.433 INFO blam! 878eb7b166fec0eba0ae1608b2f304712d7e4bcab4e506f14df6eaf38a2311d0
Sep 04 06:52:15.435 INFO running `"docker" "start" "-a" "878eb7b166fec0eba0ae1608b2f304712d7e4bcab4e506f14df6eaf38a2311d0"`
Sep 04 06:52:16.044 INFO kablam!    Compiling rax v0.1.5 (file:///source)
Sep 04 06:52:18.293 INFO kablam! warning: unused import: `Bencher`
Sep 04 06:52:18.293 INFO kablam!     --> src/lib.rs:1969:16
Sep 04 06:52:18.293 INFO kablam!      |
Sep 04 06:52:18.293 INFO kablam! 1969 |     use test::{Bencher};
Sep 04 06:52:18.293 INFO kablam!      |                ^^^^^^^
Sep 04 06:52:18.294 INFO kablam!      |
Sep 04 06:52:18.294 INFO kablam!      = note: #[warn(unused_imports)] on by default
Sep 04 06:52:18.294 INFO kablam! 
Sep 04 06:52:19.743 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 04 06:52:19.743 INFO kablam!   --> benches/bench.rs:19:9
Sep 04 06:52:19.743 INFO kablam!    |
Sep 04 06:52:19.743 INFO kablam! 19 |         r.insert_null(3);
Sep 04 06:52:19.743 INFO kablam!    |         ^^^^^^^^^^^^^^^^^
Sep 04 06:52:19.743 INFO kablam!    |
Sep 04 06:52:19.743 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 04 06:52:19.743 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 04 06:52:19.743 INFO kablam! 
Sep 04 06:52:19.759 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.74s
Sep 04 06:52:19.763 INFO kablam! su: No module specific data is present
Sep 04 06:52:20.527 INFO running `"docker" "rm" "-f" "878eb7b166fec0eba0ae1608b2f304712d7e4bcab4e506f14df6eaf38a2311d0"`
Sep 04 06:52:20.666 INFO blam! 878eb7b166fec0eba0ae1608b2f304712d7e4bcab4e506f14df6eaf38a2311d0