Sep 10 05:43:53.160 INFO checking zookeeper-0.5.4 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 05:43:53.160 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 05:43:53.160 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/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 05:43:53.439 INFO blam! 250e59fd3431d17a3b08e0800b5aa8fc21f8d99524072f932f9ae5c8a50f4a5f
Sep 10 05:43:53.441 INFO running `"docker" "start" "-a" "250e59fd3431d17a3b08e0800b5aa8fc21f8d99524072f932f9ae5c8a50f4a5f"`
Sep 10 05:43:54.556 INFO kablam! usermod: no changes
Sep 10 05:43:54.609 INFO kablam! warning: An explicit [[test]] section is specified in Cargo.toml which currently
Sep 10 05:43:54.609 INFO kablam! disables Cargo from automatically inferring other test targets.
Sep 10 05:43:54.609 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 10 05:43:54.609 INFO kablam! files will be included as a test target:
Sep 10 05:43:54.609 INFO kablam! 
Sep 10 05:43:54.609 INFO kablam! * /source/tests/test_cache.rs
Sep 10 05:43:54.609 INFO kablam! * /source/tests/test_recursive.rs
Sep 10 05:43:54.609 INFO kablam! * /source/tests/test_zk.rs
Sep 10 05:43:54.609 INFO kablam! 
Sep 10 05:43:54.609 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 10 05:43:54.609 INFO kablam! ready to be compiled as a test target today. You can future-proof yourself
Sep 10 05:43:54.609 INFO kablam! and disable this warning by adding `autotests = false` to your [package]
Sep 10 05:43:54.609 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 10 05:43:54.609 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 10 05:43:54.609 INFO kablam! 
Sep 10 05:43:54.609 INFO kablam! For more information on this warning you can consult
Sep 10 05:43:54.609 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 10 05:43:54.674 INFO kablam!    Compiling proc-macro2 v0.4.19
Sep 10 05:43:54.678 INFO kablam!     Checking mio v0.6.16
Sep 10 05:43:57.883 INFO kablam!     Checking mio-extras v2.0.5
Sep 10 05:44:01.634 INFO kablam!    Compiling quote v0.6.8
Sep 10 05:44:03.499 INFO kablam!    Compiling syn v0.14.9
Sep 10 05:44:13.712 INFO kablam!    Compiling zookeeper_derive v0.4.0
Sep 10 05:44:15.734 INFO kablam!     Checking zookeeper v0.5.4 (file:///source)
Sep 10 05:44:17.061 INFO kablam! warning: variant is never constructed: `Shutdown`
Sep 10 05:44:17.061 INFO kablam!   --> src/recipes/cache.rs:41:5
Sep 10 05:44:17.061 INFO kablam!    |
Sep 10 05:44:17.061 INFO kablam! 41 |     Shutdown,
Sep 10 05:44:17.061 INFO kablam!    |     ^^^^^^^^
Sep 10 05:44:17.061 INFO kablam!    |
Sep 10 05:44:17.061 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 10 05:44:17.061 INFO kablam! 
Sep 10 05:44:17.454 INFO kablam! warning: variant is never constructed: `Shutdown`
Sep 10 05:44:17.454 INFO kablam!   --> src/recipes/cache.rs:41:5
Sep 10 05:44:17.454 INFO kablam!    |
Sep 10 05:44:17.454 INFO kablam! 41 |     Shutdown,
Sep 10 05:44:17.454 INFO kablam!    |     ^^^^^^^^
Sep 10 05:44:17.454 INFO kablam!    |
Sep 10 05:44:17.454 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 10 05:44:17.454 INFO kablam! 
Sep 10 05:44:17.847 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 23.25s
Sep 10 05:44:17.854 INFO kablam! su: No module specific data is present
Sep 10 05:44:18.362 INFO running `"docker" "rm" "-f" "250e59fd3431d17a3b08e0800b5aa8fc21f8d99524072f932f9ae5c8a50f4a5f"`
Sep 10 05:44:18.542 INFO blam! 250e59fd3431d17a3b08e0800b5aa8fc21f8d99524072f932f9ae5c8a50f4a5f