Sep 05 20:14:24.865 INFO checking zookeeper-0.5.4 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 20:14:24.866 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 20:14:24.866 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-5/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 20:14:25.179 INFO blam! 04a16e368e14cebdc71eed3730d8144a56a7d1db018b698483b9bbb9ac77e166
Sep 05 20:14:25.181 INFO running `"docker" "start" "-a" "04a16e368e14cebdc71eed3730d8144a56a7d1db018b698483b9bbb9ac77e166"`
Sep 05 20:14:26.366 INFO kablam! usermod: no changes
Sep 05 20:14:26.409 INFO kablam! warning: An explicit [[test]] section is specified in Cargo.toml which currently
Sep 05 20:14:26.409 INFO kablam! disables Cargo from automatically inferring other test targets.
Sep 05 20:14:26.410 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 05 20:14:26.410 INFO kablam! files will be included as a test target:
Sep 05 20:14:26.410 INFO kablam! 
Sep 05 20:14:26.410 INFO kablam! * /source/tests/test_cache.rs
Sep 05 20:14:26.410 INFO kablam! * /source/tests/test_recursive.rs
Sep 05 20:14:26.410 INFO kablam! * /source/tests/test_zk.rs
Sep 05 20:14:26.410 INFO kablam! 
Sep 05 20:14:26.410 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 05 20:14:26.410 INFO kablam! ready to be compiled as a test target today. You can future-proof yourself
Sep 05 20:14:26.410 INFO kablam! and disable this warning by adding `autotests = false` to your [package]
Sep 05 20:14:26.410 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 05 20:14:26.410 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 05 20:14:26.410 INFO kablam! 
Sep 05 20:14:26.410 INFO kablam! For more information on this warning you can consult
Sep 05 20:14:26.410 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 05 20:14:26.574 INFO kablam!    Compiling proc-macro2 v0.4.17
Sep 05 20:14:26.574 INFO kablam!     Checking snowflake v1.3.0
Sep 05 20:14:26.574 INFO kablam!     Checking mio v0.6.15
Sep 05 20:14:26.585 INFO kablam!     Checking bytes v0.4.10
Sep 05 20:14:29.667 INFO kablam!     Checking mio-extras v2.0.5
Sep 05 20:14:32.031 INFO kablam!    Compiling quote v0.6.8
Sep 05 20:14:33.762 INFO kablam!    Compiling syn v0.14.9
Sep 05 20:14:41.846 INFO kablam!    Compiling zookeeper_derive v0.4.0
Sep 05 20:14:44.070 INFO kablam!     Checking zookeeper v0.5.4 (file:///source)
Sep 05 20:14:45.357 INFO kablam! warning: variant is never constructed: `Shutdown`
Sep 05 20:14:45.358 INFO kablam!   --> src/recipes/cache.rs:41:5
Sep 05 20:14:45.358 INFO kablam!    |
Sep 05 20:14:45.358 INFO kablam! 41 |     Shutdown,
Sep 05 20:14:45.358 INFO kablam!    |     ^^^^^^^^
Sep 05 20:14:45.366 INFO kablam!    |
Sep 05 20:14:45.366 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 05 20:14:45.366 INFO kablam! 
Sep 05 20:14:45.602 INFO kablam! warning: variant is never constructed: `Shutdown`
Sep 05 20:14:45.602 INFO kablam!   --> src/recipes/cache.rs:41:5
Sep 05 20:14:45.602 INFO kablam!    |
Sep 05 20:14:45.602 INFO kablam! 41 |     Shutdown,
Sep 05 20:14:45.602 INFO kablam!    |     ^^^^^^^^
Sep 05 20:14:45.602 INFO kablam!    |
Sep 05 20:14:45.602 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 05 20:14:45.602 INFO kablam! 
Sep 05 20:14:46.470 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 20.08s
Sep 05 20:14:46.476 INFO kablam! su: No module specific data is present
Sep 05 20:14:47.091 INFO running `"docker" "rm" "-f" "04a16e368e14cebdc71eed3730d8144a56a7d1db018b698483b9bbb9ac77e166"`
Sep 05 20:14:47.164 INFO blam! 04a16e368e14cebdc71eed3730d8144a56a7d1db018b698483b9bbb9ac77e166