Sep 10 21:01:16.017 INFO checking columnar-0.0.19 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 21:01:16.017 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 21:01:16.017 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 21:01:16.212 INFO blam! 444ad6104436d602c45c7d0fa74ec72d220fa91c5451dce46dbea17d95c01a7e
Sep 10 21:01:16.215 INFO running `"docker" "start" "-a" "444ad6104436d602c45c7d0fa74ec72d220fa91c5451dce46dbea17d95c01a7e"`
Sep 10 21:01:17.426 INFO kablam! usermod: no changes
Sep 10 21:01:17.500 INFO kablam!     Checking columnar v0.0.19 (file:///source)
Sep 10 21:01:17.930 INFO kablam! warning: unused import: `std::mem::size_of`
Sep 10 21:01:17.930 INFO kablam!  --> src/lib.rs:4:5
Sep 10 21:01:17.930 INFO kablam!   |
Sep 10 21:01:17.930 INFO kablam! 4 | use std::mem::size_of;
Sep 10 21:01:17.930 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Sep 10 21:01:17.930 INFO kablam!   |
Sep 10 21:01:17.930 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 21:01:17.930 INFO kablam! 
Sep 10 21:01:17.986 INFO kablam! warning: unused import: `std::mem::size_of`
Sep 10 21:01:17.987 INFO kablam!  --> src/lib.rs:4:5
Sep 10 21:01:17.987 INFO kablam!   |
Sep 10 21:01:17.987 INFO kablam! 4 | use std::mem::size_of;
Sep 10 21:01:17.987 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Sep 10 21:01:17.987 INFO kablam!   |
Sep 10 21:01:17.987 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 21:01:17.987 INFO kablam! 
Sep 10 21:01:18.590 INFO kablam! warning: unused import: `std::io::Read`
Sep 10 21:01:18.590 INFO kablam!   --> benches/bench.rs:10:5
Sep 10 21:01:18.590 INFO kablam!    |
Sep 10 21:01:18.590 INFO kablam! 10 | use std::io::Read;
Sep 10 21:01:18.590 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 10 21:01:18.590 INFO kablam!    |
Sep 10 21:01:18.590 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 10 21:01:18.590 INFO kablam! 
Sep 10 21:01:18.659 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
Sep 10 21:01:18.662 INFO kablam! su: No module specific data is present
Sep 10 21:01:19.417 INFO running `"docker" "rm" "-f" "444ad6104436d602c45c7d0fa74ec72d220fa91c5451dce46dbea17d95c01a7e"`
Sep 10 21:01:19.533 INFO blam! 444ad6104436d602c45c7d0fa74ec72d220fa91c5451dce46dbea17d95c01a7e