Sep 21 05:03:06.682 INFO checking rax-0.1.5 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 05:03:06.682 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 05:03:06.682 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-3/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 05:03:06.970 INFO blam! 7ba63cec63be11cab24569c82e34afcd1e1a73d7ce36d3a9ce742ebee8c6334f
Sep 21 05:03:06.972 INFO running `"docker" "start" "-a" "7ba63cec63be11cab24569c82e34afcd1e1a73d7ce36d3a9ce742ebee8c6334f"`
Sep 21 05:03:08.807 INFO kablam! usermod: no changes
Sep 21 05:03:08.906 INFO kablam!    Compiling rax v0.1.5 (/source)
Sep 21 05:03:10.823 INFO kablam! warning: unused import: `Bencher`
Sep 21 05:03:10.823 INFO kablam!     --> src/lib.rs:1969:16
Sep 21 05:03:10.823 INFO kablam!      |
Sep 21 05:03:10.823 INFO kablam! 1969 |     use test::{Bencher};
Sep 21 05:03:10.823 INFO kablam!      |                ^^^^^^^
Sep 21 05:03:10.823 INFO kablam!      |
Sep 21 05:03:10.823 INFO kablam!      = note: #[warn(unused_imports)] on by default
Sep 21 05:03:10.823 INFO kablam! 
Sep 21 05:03:12.089 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 21 05:03:12.089 INFO kablam!   --> benches/bench.rs:19:9
Sep 21 05:03:12.089 INFO kablam!    |
Sep 21 05:03:12.089 INFO kablam! 19 |         r.insert_null(3);
Sep 21 05:03:12.089 INFO kablam!    |         ^^^^^^^^^^^^^^^^^
Sep 21 05:03:12.089 INFO kablam!    |
Sep 21 05:03:12.089 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 21 05:03:12.089 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 21 05:03:12.089 INFO kablam! 
Sep 21 05:03:12.154 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.31s
Sep 21 05:03:12.154 INFO kablam! su: No module specific data is present
Sep 21 05:03:13.689 INFO running `"docker" "rm" "-f" "7ba63cec63be11cab24569c82e34afcd1e1a73d7ce36d3a9ce742ebee8c6334f"`
Sep 21 05:03:13.819 INFO blam! 7ba63cec63be11cab24569c82e34afcd1e1a73d7ce36d3a9ce742ebee8c6334f