Sep 10 13:46:26.006 INFO checking nullvec-0.1.5 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 13:46:26.006 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 13:46:26.006 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-3/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 13:46:26.192 INFO blam! 036b59dba88c90f0315a571bd43a274b6223ae4565864525866319f04265abfa
Sep 10 13:46:26.194 INFO running `"docker" "start" "-a" "036b59dba88c90f0315a571bd43a274b6223ae4565864525866319f04265abfa"`
Sep 10 13:46:27.394 INFO kablam! usermod: no changes
Sep 10 13:46:27.502 INFO kablam!     Checking nullvec v0.1.5 (file:///source)
Sep 10 13:46:39.414 INFO kablam! warning: unused `#[macro_use]` import
Sep 10 13:46:39.414 INFO kablam!  --> tests/array_aggregation.rs:1:1
Sep 10 13:46:39.414 INFO kablam!   |
Sep 10 13:46:39.414 INFO kablam! 1 | #[macro_use]
Sep 10 13:46:39.414 INFO kablam!   | ^^^^^^^^^^^^
Sep 10 13:46:39.414 INFO kablam!   |
Sep 10 13:46:39.414 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 13:46:39.414 INFO kablam! 
Sep 10 13:46:41.169 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 13.74s
Sep 10 13:46:41.173 INFO kablam! su: No module specific data is present
Sep 10 13:46:41.692 INFO running `"docker" "rm" "-f" "036b59dba88c90f0315a571bd43a274b6223ae4565864525866319f04265abfa"`
Sep 10 13:46:41.768 INFO blam! 036b59dba88c90f0315a571bd43a274b6223ae4565864525866319f04265abfa