Sep 04 00:51:19.274 INFO checking zookeeper-0.5.4 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 00:51:19.274 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 00:51:19.275 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 00:51:19.497 INFO blam! f80c3db304d9e13b66a5bbf4d127749b3a705195020ecadc32611fef45f05645
Sep 04 00:51:19.497 INFO running `"docker" "start" "-a" "f80c3db304d9e13b66a5bbf4d127749b3a705195020ecadc32611fef45f05645"`
Sep 04 00:51:20.157 INFO kablam! warning: An explicit [[test]] section is specified in Cargo.toml which currently
Sep 04 00:51:20.157 INFO kablam! disables Cargo from automatically inferring other test targets.
Sep 04 00:51:20.157 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 04 00:51:20.157 INFO kablam! files will be included as a test target:
Sep 04 00:51:20.157 INFO kablam! 
Sep 04 00:51:20.157 INFO kablam! * /source/tests/test_zk.rs
Sep 04 00:51:20.157 INFO kablam! * /source/tests/test_cache.rs
Sep 04 00:51:20.157 INFO kablam! * /source/tests/test_recursive.rs
Sep 04 00:51:20.157 INFO kablam! 
Sep 04 00:51:20.157 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 04 00:51:20.157 INFO kablam! ready to be compiled as a test target today. You can future-proof yourself
Sep 04 00:51:20.157 INFO kablam! and disable this warning by adding `autotests = false` to your [package]
Sep 04 00:51:20.157 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 04 00:51:20.157 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 04 00:51:20.157 INFO kablam! 
Sep 04 00:51:20.157 INFO kablam! For more information on this warning you can consult
Sep 04 00:51:20.157 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 04 00:51:20.261 INFO kablam!    Compiling proc-macro2 v0.4.17
Sep 04 00:51:20.262 INFO kablam!     Checking snowflake v1.3.0
Sep 04 00:51:20.263 INFO kablam!     Checking mio v0.6.15
Sep 04 00:51:20.264 INFO kablam!     Checking env_logger v0.5.13
Sep 04 00:51:23.462 INFO kablam!     Checking mio-extras v2.0.5
Sep 04 00:51:26.227 INFO kablam!    Compiling quote v0.6.8
Sep 04 00:51:28.170 INFO kablam!    Compiling syn v0.14.9
Sep 04 00:51:38.820 INFO kablam!    Compiling zookeeper_derive v0.4.0
Sep 04 00:51:41.327 INFO kablam!     Checking zookeeper v0.5.4 (file:///source)
Sep 04 00:51:43.858 INFO kablam! warning: variant is never constructed: `Shutdown`
Sep 04 00:51:43.858 INFO kablam!   --> src/recipes/cache.rs:41:5
Sep 04 00:51:43.858 INFO kablam!    |
Sep 04 00:51:43.858 INFO kablam! 41 |     Shutdown,
Sep 04 00:51:43.858 INFO kablam!    |     ^^^^^^^^
Sep 04 00:51:43.858 INFO kablam!    |
Sep 04 00:51:43.858 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 04 00:51:43.858 INFO kablam! 
Sep 04 00:51:44.231 INFO kablam! warning: variant is never constructed: `Shutdown`
Sep 04 00:51:44.231 INFO kablam!   --> src/recipes/cache.rs:41:5
Sep 04 00:51:44.231 INFO kablam!    |
Sep 04 00:51:44.231 INFO kablam! 41 |     Shutdown,
Sep 04 00:51:44.231 INFO kablam!    |     ^^^^^^^^
Sep 04 00:51:44.231 INFO kablam!    |
Sep 04 00:51:44.231 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 04 00:51:44.231 INFO kablam! 
Sep 04 00:51:45.338 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 25.19s
Sep 04 00:51:45.346 INFO kablam! su: No module specific data is present
Sep 04 00:51:45.850 INFO running `"docker" "rm" "-f" "f80c3db304d9e13b66a5bbf4d127749b3a705195020ecadc32611fef45f05645"`
Sep 04 00:51:45.931 INFO blam! f80c3db304d9e13b66a5bbf4d127749b3a705195020ecadc32611fef45f05645