Sep 04 09:50:39.862 INFO checking nix-0.11.0 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 09:50:39.862 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 09:50:39.862 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 09:50:40.051 INFO blam! c087c755d54704c7ac8141f0e97653a630e9d39f385df917116d8363fe77bdbb
Sep 04 09:50:40.053 INFO running `"docker" "start" "-a" "c087c755d54704c7ac8141f0e97653a630e9d39f385df917116d8363fe77bdbb"`
Sep 04 09:50:40.684 INFO kablam!    Compiling nix v0.11.0 (file:///source)
Sep 04 09:50:54.454 INFO kablam! warning: unused import: `std::os::unix::io::RawFd`
Sep 04 09:50:54.454 INFO kablam!  --> test/sys/test_select.rs:5:5
Sep 04 09:50:54.454 INFO kablam!   |
Sep 04 09:50:54.454 INFO kablam! 5 | use std::os::unix::io::RawFd;
Sep 04 09:50:54.454 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 09:50:54.454 INFO kablam!   |
Sep 04 09:50:54.454 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 09:50:54.454 INFO kablam! 
Sep 04 09:50:56.580 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.96s
Sep 04 09:50:56.587 INFO kablam! su: No module specific data is present
Sep 04 09:50:57.132 INFO running `"docker" "rm" "-f" "c087c755d54704c7ac8141f0e97653a630e9d39f385df917116d8363fe77bdbb"`
Sep 04 09:50:57.217 INFO blam! c087c755d54704c7ac8141f0e97653a630e9d39f385df917116d8363fe77bdbb