Dec 03 05:42:12.337 INFO testing hprose-0.1.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 05:42:12.337 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 05:42:12.559 INFO [stdout] 45b88f42ed84ef855e39888efe28652aad1703dfdd8f4d5cc3a1ee108d0b7ad9
Dec 03 05:42:12.560 INFO running `"docker" "start" "-a" "45b88f42ed84ef855e39888efe28652aad1703dfdd8f4d5cc3a1ee108d0b7ad9"`
Dec 03 05:42:13.126 INFO [stderr] usermod: no changes
Dec 03 05:42:13.271 INFO [stderr]    Compiling uuid v0.3.1
Dec 03 05:42:13.727 INFO [stderr]    Compiling hprose v0.1.0 (/source)
Dec 03 05:42:16.543 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 05:42:16.543 INFO [stderr]   --> src/lib.rs:20:1
Dec 03 05:42:16.543 INFO [stderr]    |
Dec 03 05:42:16.543 INFO [stderr] 20 | #![feature(specialization)]
Dec 03 05:42:16.543 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 05:42:16.543 INFO [stderr] 
Dec 03 05:42:16.543 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 05:42:16.543 INFO [stderr]   --> src/lib.rs:21:1
Dec 03 05:42:16.543 INFO [stderr]    |
Dec 03 05:42:16.543 INFO [stderr] 21 | #![feature(test)]
Dec 03 05:42:16.543 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 03 05:42:16.543 INFO [stderr] 
Dec 03 05:42:16.559 INFO [stderr] error: aborting due to 2 previous errors
Dec 03 05:42:16.559 INFO [stderr] 
Dec 03 05:42:16.559 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 05:42:16.572 INFO [stderr] error: Could not compile `hprose`.
Dec 03 05:42:16.572 INFO [stderr] 
Dec 03 05:42:16.572 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 05:42:16.573 INFO [stderr] su: No module specific data is present
Dec 03 05:42:17.059 INFO running `"docker" "inspect" "45b88f42ed84ef855e39888efe28652aad1703dfdd8f4d5cc3a1ee108d0b7ad9"`
Dec 03 05:42:17.249 INFO running `"docker" "rm" "-f" "45b88f42ed84ef855e39888efe28652aad1703dfdd8f4d5cc3a1ee108d0b7ad9"`
Dec 03 05:42:17.459 INFO [stdout] 45b88f42ed84ef855e39888efe28652aad1703dfdd8f4d5cc3a1ee108d0b7ad9