Dec 01 18:03:15.756 INFO testing erochest/straw-boss against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 18:03:15.756 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 18:03:16.355 INFO [stdout] b13b5fd179e457b706db69b3292bc437ad9d94d7259454b1da8661eb12de1595
Dec 01 18:03:16.356 INFO running `"docker" "start" "-a" "b13b5fd179e457b706db69b3292bc437ad9d94d7259454b1da8661eb12de1595"`
Dec 01 18:03:17.834 INFO [stderr] usermod: no changes
Dec 01 18:03:18.185 INFO [stderr]    Compiling sysinfo v0.5.1
Dec 01 18:03:18.190 INFO [stderr]    Compiling daemonize v0.3.0
Dec 01 18:03:18.191 INFO [stderr]    Compiling rmp v0.8.7
Dec 01 18:03:18.191 INFO [stderr]    Compiling chrono v0.4.6
Dec 01 18:03:18.191 INFO [stderr]    Compiling memchr v2.1.0
Dec 01 18:03:18.191 INFO [stderr]    Compiling nix v0.10.0
Dec 01 18:03:18.192 INFO [stderr]    Compiling shared_child v0.3.2
Dec 01 18:03:18.194 INFO [stderr]    Compiling backtrace v0.3.5
Dec 01 18:03:22.605 INFO [stderr]    Compiling serde v1.0.27
Dec 01 18:03:26.295 INFO [stderr]    Compiling failure v0.1.1
Dec 01 18:03:26.424 INFO [stderr]    Compiling aho-corasick v0.6.8
Dec 01 18:03:33.543 INFO [stderr]    Compiling regex v0.2.10
Dec 01 18:03:50.095 INFO [stderr]    Compiling os_pipe v0.6.1
Dec 01 18:03:54.757 INFO [stderr]    Compiling duct v0.11.0
Dec 01 18:03:56.393 INFO [stderr]    Compiling shellwords v0.1.0
Dec 01 18:04:04.706 INFO [stderr]    Compiling serde_yaml v0.7.3
Dec 01 18:04:04.706 INFO [stderr]    Compiling rmp-serde v0.13.7
Dec 01 18:04:09.271 INFO [stderr]    Compiling straw-boss v0.1.0 (/source)
Dec 01 18:04:11.772 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 18:04:11.772 INFO [stderr]  --> src/lib.rs:1:1
Dec 01 18:04:11.772 INFO [stderr]   |
Dec 01 18:04:11.772 INFO [stderr] 1 | #![feature(try_from)]
Dec 01 18:04:11.772 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 01 18:04:11.772 INFO [stderr] 
Dec 01 18:04:11.772 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 18:04:11.772 INFO [stderr]  --> src/lib.rs:2:1
Dec 01 18:04:11.772 INFO [stderr]   |
Dec 01 18:04:11.772 INFO [stderr] 2 | #![feature(plugin)]
Dec 01 18:04:11.772 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Dec 01 18:04:11.772 INFO [stderr] 
Dec 01 18:04:11.772 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 18:04:11.772 INFO [stderr]  --> src/lib.rs:3:1
Dec 01 18:04:11.772 INFO [stderr]   |
Dec 01 18:04:11.772 INFO [stderr] 3 | #![feature(option_replace)]
Dec 01 18:04:11.772 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 18:04:11.772 INFO [stderr] 
Dec 01 18:04:11.775 INFO [stderr] error: aborting due to 3 previous errors
Dec 01 18:04:11.775 INFO [stderr] 
Dec 01 18:04:11.775 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 18:04:11.801 INFO [stderr] error: Could not compile `straw-boss`.
Dec 01 18:04:11.801 INFO [stderr] 
Dec 01 18:04:11.801 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 18:04:11.807 INFO [stderr] su: No module specific data is present
Dec 01 18:04:12.867 INFO running `"docker" "inspect" "b13b5fd179e457b706db69b3292bc437ad9d94d7259454b1da8661eb12de1595"`
Dec 01 18:04:13.171 INFO running `"docker" "rm" "-f" "b13b5fd179e457b706db69b3292bc437ad9d94d7259454b1da8661eb12de1595"`
Dec 01 18:04:13.519 INFO [stdout] b13b5fd179e457b706db69b3292bc437ad9d94d7259454b1da8661eb12de1595
