Dec 01 15:56:07.834 INFO testing hello-rust/subscribers against 1.30.1 for beta-1.31-5
Dec 01 15:56:07.834 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 15:56:08.366 INFO [stdout] b6595e7a1c9e7547318b33fd23da6f547e1b6ac19a3443a1d36cc2666b5910fb
Dec 01 15:56:08.368 INFO running `"docker" "start" "-a" "b6595e7a1c9e7547318b33fd23da6f547e1b6ac19a3443a1d36cc2666b5910fb"`
Dec 01 15:56:10.687 INFO [stderr] usermod: no changes
Dec 01 15:56:11.182 INFO [stderr]    Compiling mio v0.6.15
Dec 01 15:56:11.182 INFO [stderr]    Compiling want v0.0.4
Dec 01 15:56:11.193 INFO [stderr]    Compiling tokio-io v0.1.8
Dec 01 15:56:11.208 INFO [stderr]    Compiling openssl v0.9.24
Dec 01 15:56:11.210 INFO [stderr]    Compiling syn v0.14.9
Dec 01 15:56:11.216 INFO [stderr]    Compiling serde_urlencoded v0.5.3
Dec 01 15:56:11.237 INFO [stderr]    Compiling tokio-threadpool v0.1.6
Dec 01 15:56:18.147 INFO [stderr]    Compiling tokio-codec v0.1.0
Dec 01 15:56:25.219 INFO [stderr]    Compiling mio-uds v0.6.6
Dec 01 15:56:25.219 INFO [stderr]    Compiling tokio-reactor v0.1.5
Dec 01 15:56:25.339 INFO [stderr]    Compiling tokio-fs v0.1.3
Dec 01 15:56:31.143 INFO [stderr]    Compiling native-tls v0.1.5
Dec 01 15:56:34.483 INFO [stderr]    Compiling tokio-udp v0.1.2
Dec 01 15:56:34.483 INFO [stderr]    Compiling tokio-tcp v0.1.1
Dec 01 15:56:34.483 INFO [stderr]    Compiling tokio-uds v0.2.1
Dec 01 15:56:39.680 INFO [stderr]    Compiling tokio v0.1.8
Dec 01 15:56:46.239 INFO [stderr]    Compiling tokio-core v0.1.17
Dec 01 15:56:48.355 INFO [stderr]    Compiling synstructure v0.9.0
Dec 01 15:56:48.355 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 01 15:56:52.811 INFO [stderr]    Compiling tokio-tls v0.1.4
Dec 01 15:56:52.811 INFO [stderr]    Compiling hyper v0.11.27
Dec 01 15:56:56.853 INFO [stderr]    Compiling structopt v0.2.10
Dec 01 15:56:59.427 INFO [stderr]    Compiling failure_derive v0.1.2
Dec 01 15:57:04.271 INFO [stderr]    Compiling failure v0.1.2
Dec 01 15:57:09.531 INFO [stderr]    Compiling hyper-tls v0.1.4
Dec 01 15:57:12.727 INFO [stderr]    Compiling reqwest v0.8.8
Dec 01 15:57:24.587 INFO [stderr]    Compiling subscribers v0.1.0 (/source)
Dec 01 15:57:28.883 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 15:57:28.884 INFO [stderr]  --> src/main.rs:1:1
Dec 01 15:57:28.884 INFO [stderr]   |
Dec 01 15:57:28.884 INFO [stderr] 1 | #![feature(try_trait)]
Dec 01 15:57:28.885 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 01 15:57:28.885 INFO [stderr] 
Dec 01 15:57:28.885 INFO [stderr] error: aborting due to previous error
Dec 01 15:57:28.885 INFO [stderr] 
Dec 01 15:57:28.886 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 15:57:28.911 INFO [stderr] error: Could not compile `subscribers`.
Dec 01 15:57:28.911 INFO [stderr] 
Dec 01 15:57:28.911 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 15:57:28.919 INFO [stderr] su: No module specific data is present
Dec 01 15:57:30.143 INFO running `"docker" "inspect" "b6595e7a1c9e7547318b33fd23da6f547e1b6ac19a3443a1d36cc2666b5910fb"`
Dec 01 15:57:30.435 INFO running `"docker" "rm" "-f" "b6595e7a1c9e7547318b33fd23da6f547e1b6ac19a3443a1d36cc2666b5910fb"`
Dec 01 15:57:30.779 INFO [stdout] b6595e7a1c9e7547318b33fd23da6f547e1b6ac19a3443a1d36cc2666b5910fb
