Sep 21 06:34:15.133 INFO checking netns-0.1.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 06:34:15.133 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 06:34:15.133 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/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 06:34:15.347 INFO blam! 0b517edb99601a018d2697ee00cd9a89bd98cd188941779244f9f2dc2c255d3f
Sep 21 06:34:15.350 INFO running `"docker" "start" "-a" "0b517edb99601a018d2697ee00cd9a89bd98cd188941779244f9f2dc2c255d3f"`
Sep 21 06:34:16.690 INFO kablam! usermod: no changes
Sep 21 06:34:16.746 INFO kablam!     Checking netns v0.1.0 (/source)
Sep 21 06:34:17.962 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 21 06:34:17.962 INFO kablam!   --> examples/basic.rs:11:3
Sep 21 06:34:17.962 INFO kablam!    |
Sep 21 06:34:17.962 INFO kablam! 11 |         NetNS::set(temp);
Sep 21 06:34:17.962 INFO kablam!    |         ^^^^^^^^^^^^^^^^^
Sep 21 06:34:17.962 INFO kablam!    |
Sep 21 06:34:17.962 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 21 06:34:17.962 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 21 06:34:17.962 INFO kablam! 
Sep 21 06:34:17.986 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
Sep 21 06:34:17.986 INFO kablam! su: No module specific data is present
Sep 21 06:34:18.999 INFO running `"docker" "rm" "-f" "0b517edb99601a018d2697ee00cd9a89bd98cd188941779244f9f2dc2c255d3f"`
Sep 21 06:34:19.128 INFO blam! 0b517edb99601a018d2697ee00cd9a89bd98cd188941779244f9f2dc2c255d3f