Sep 10 21:05:36.012 INFO checking cntr-nix-0.11.3-pre1 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 21:05:36.012 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 21:05:36.012 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-3/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 21:05:36.291 INFO blam! 81129b470cd3cafe58c499b327bbbd2ff0263041e4e2a5c767688b249e17cab6
Sep 10 21:05:36.294 INFO running `"docker" "start" "-a" "81129b470cd3cafe58c499b327bbbd2ff0263041e4e2a5c767688b249e17cab6"`
Sep 10 21:05:37.242 INFO kablam! usermod: no changes
Sep 10 21:05:37.357 INFO kablam!    Compiling cntr-nix v0.11.3-pre1 (file:///source)
Sep 10 21:05:51.214 INFO kablam! warning: unused import: `std::os::unix::io::RawFd`
Sep 10 21:05:51.214 INFO kablam!  --> test/sys/test_select.rs:5:5
Sep 10 21:05:51.214 INFO kablam!   |
Sep 10 21:05:51.214 INFO kablam! 5 | use std::os::unix::io::RawFd;
Sep 10 21:05:51.214 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 21:05:51.214 INFO kablam!   |
Sep 10 21:05:51.214 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 21:05:51.214 INFO kablam! 
Sep 10 21:05:52.847 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.55s
Sep 10 21:05:52.865 INFO kablam! su: No module specific data is present
Sep 10 21:05:54.007 INFO running `"docker" "rm" "-f" "81129b470cd3cafe58c499b327bbbd2ff0263041e4e2a5c767688b249e17cab6"`
Sep 10 21:05:54.109 INFO blam! 81129b470cd3cafe58c499b327bbbd2ff0263041e4e2a5c767688b249e17cab6