Dec 03 14:42:45.596 INFO testing culqi-0.2.1 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 14:42:45.596 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 03 14:42:45.935 INFO [stdout] 0508c7854ff9c23395897d5ed25dc4dc7bcfd468318e4047090864389ec89714
Dec 03 14:42:45.937 INFO running `"docker" "start" "-a" "0508c7854ff9c23395897d5ed25dc4dc7bcfd468318e4047090864389ec89714"`
Dec 03 14:42:46.839 INFO [stderr] usermod: no changes
Dec 03 14:42:47.066 INFO [stderr]    Compiling serde_qs v0.0.2
Dec 03 14:42:48.901 INFO [stderr]    Compiling culqi v0.2.1 (/source)
Dec 03 14:42:51.842 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 14:42:51.842 INFO [stderr]   --> src/lib.rs:48:1
Dec 03 14:42:51.842 INFO [stderr]    |
Dec 03 14:42:51.843 INFO [stderr] 48 | #![feature(box_syntax)]
Dec 03 14:42:51.843 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 14:42:51.843 INFO [stderr] 
Dec 03 14:42:51.843 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 14:42:51.843 INFO [stderr]   --> src/lib.rs:49:1
Dec 03 14:42:51.843 INFO [stderr]    |
Dec 03 14:42:51.843 INFO [stderr] 49 | #![feature(custom_attribute)]
Dec 03 14:42:51.843 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 14:42:51.843 INFO [stderr] 
Dec 03 14:42:51.844 INFO [stderr] error: aborting due to 2 previous errors
Dec 03 14:42:51.844 INFO [stderr] 
Dec 03 14:42:51.844 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 14:42:51.858 INFO [stderr] error: Could not compile `culqi`.
Dec 03 14:42:51.858 INFO [stderr] 
Dec 03 14:42:51.858 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 14:42:51.860 INFO [stderr] su: No module specific data is present
Dec 03 14:42:52.678 INFO running `"docker" "inspect" "0508c7854ff9c23395897d5ed25dc4dc7bcfd468318e4047090864389ec89714"`
Dec 03 14:42:52.758 INFO running `"docker" "rm" "-f" "0508c7854ff9c23395897d5ed25dc4dc7bcfd468318e4047090864389ec89714"`
Dec 03 14:42:52.835 INFO [stdout] 0508c7854ff9c23395897d5ed25dc4dc7bcfd468318e4047090864389ec89714