Aug 31 20:28:59.465 INFO checking netns-0.1.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 20:28:59.465 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 20:28:59.465 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 20:28:59.650 INFO blam! 28eefaaaa9cf841037b07f06a7fb6ec0cbf720f7f866c5972c183e28c05b925c
Aug 31 20:28:59.652 INFO running `"docker" "start" "-a" "28eefaaaa9cf841037b07f06a7fb6ec0cbf720f7f866c5972c183e28c05b925c"`
Aug 31 20:29:00.311 INFO kablam!     Checking netns v0.1.0 (file:///source)
Aug 31 20:29:01.721 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 20:29:01.721 INFO kablam!   --> examples/basic.rs:11:3
Aug 31 20:29:01.721 INFO kablam!    |
Aug 31 20:29:01.721 INFO kablam! 11 |         NetNS::set(temp);
Aug 31 20:29:01.721 INFO kablam!    |         ^^^^^^^^^^^^^^^^^
Aug 31 20:29:01.721 INFO kablam!    |
Aug 31 20:29:01.721 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 31 20:29:01.721 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 20:29:01.721 INFO kablam! 
Aug 31 20:29:01.737 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
Aug 31 20:29:01.743 INFO kablam! su: No module specific data is present
Aug 31 20:29:02.124 INFO running `"docker" "rm" "-f" "28eefaaaa9cf841037b07f06a7fb6ec0cbf720f7f866c5972c183e28c05b925c"`
Aug 31 20:29:02.229 INFO blam! 28eefaaaa9cf841037b07f06a7fb6ec0cbf720f7f866c5972c183e28c05b925c