Dec 02 09:24:58.202 INFO testing ArdusJax/dart-frog against 1.30.1 for beta-1.31-5
Dec 02 09:24:58.202 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 02 09:24:58.737 INFO [stdout] e3e75d3b5e67dec6b8a7504111925d55a46668488a18ba69562edb11287074f9
Dec 02 09:24:58.739 INFO running `"docker" "start" "-a" "e3e75d3b5e67dec6b8a7504111925d55a46668488a18ba69562edb11287074f9"`
Dec 02 09:25:00.811 INFO [stderr] usermod: no changes
Dec 02 09:25:01.056 INFO [stderr]    Compiling serde_yaml v0.7.5
Dec 02 09:25:01.067 INFO [stderr]    Compiling console v0.6.2
Dec 02 09:25:06.443 INFO [stderr]    Compiling indicatif v0.9.0
Dec 02 09:25:11.231 INFO [stderr]    Compiling dart-frog v0.1.0 (/source)
Dec 02 09:25:14.451 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 09:25:14.451 INFO [stderr]  --> src/main.rs:1:1
Dec 02 09:25:14.451 INFO [stderr]   |
Dec 02 09:25:14.451 INFO [stderr] 1 | #![feature(custom_attribute)]
Dec 02 09:25:14.451 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 09:25:14.451 INFO [stderr] 
Dec 02 09:25:14.451 INFO [stderr] error: aborting due to previous error
Dec 02 09:25:14.451 INFO [stderr] 
Dec 02 09:25:14.451 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 09:25:14.464 INFO [stderr] error: Could not compile `dart-frog`.
Dec 02 09:25:14.464 INFO [stderr] 
Dec 02 09:25:14.464 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 09:25:14.471 INFO [stderr] su: No module specific data is present
Dec 02 09:25:15.331 INFO running `"docker" "inspect" "e3e75d3b5e67dec6b8a7504111925d55a46668488a18ba69562edb11287074f9"`
Dec 02 09:25:15.741 INFO running `"docker" "rm" "-f" "e3e75d3b5e67dec6b8a7504111925d55a46668488a18ba69562edb11287074f9"`
Dec 02 09:25:16.019 INFO [stdout] e3e75d3b5e67dec6b8a7504111925d55a46668488a18ba69562edb11287074f9