Dec 01 05:39:39.010 INFO testing puma3/LittleCompiler against 1.30.1 for beta-1.31-5
Dec 01 05:39:39.011 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 05:39:39.504 INFO [stdout] a776fd9b8364e41200881941716f14814f7b50a576d1fdfd15b435a9a7ca37f3
Dec 01 05:39:39.507 INFO running `"docker" "start" "-a" "a776fd9b8364e41200881941716f14814f7b50a576d1fdfd15b435a9a7ca37f3"`
Dec 01 05:39:42.169 INFO [stderr] usermod: no changes
Dec 01 05:39:42.267 INFO [stderr]    Compiling pest v1.0.0-beta.17
Dec 01 05:39:43.634 INFO [stderr]    Compiling pest_derive v1.0.0-beta.17
Dec 01 05:39:51.059 INFO [stderr]    Compiling compiler v0.1.0 (/source/libs/compiler)
Dec 01 05:39:51.449 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 05:39:51.449 INFO [stderr]  --> libs/compiler/src/lib.rs:1:1
Dec 01 05:39:51.449 INFO [stderr]   |
Dec 01 05:39:51.449 INFO [stderr] 1 | #![feature(underscore_lifetimes)]
Dec 01 05:39:51.449 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 05:39:51.449 INFO [stderr] 
Dec 01 05:39:51.451 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 05:39:51.451 INFO [stderr]  --> libs/compiler/src/lib.rs:2:1
Dec 01 05:39:51.451 INFO [stderr]   |
Dec 01 05:39:51.451 INFO [stderr] 2 | #![feature(string_retain)]
Dec 01 05:39:51.451 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 05:39:51.451 INFO [stderr] 
Dec 01 05:39:51.452 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 05:39:51.453 INFO [stderr] 
Dec 01 05:39:51.453 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 05:39:51.477 INFO [stderr] error: Could not compile `compiler`.
Dec 01 05:39:51.478 INFO [stderr] 
Dec 01 05:39:51.478 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 05:39:51.484 INFO [stderr] su: No module specific data is present
Dec 01 05:39:52.718 INFO running `"docker" "inspect" "a776fd9b8364e41200881941716f14814f7b50a576d1fdfd15b435a9a7ca37f3"`
Dec 01 05:39:53.045 INFO running `"docker" "rm" "-f" "a776fd9b8364e41200881941716f14814f7b50a576d1fdfd15b435a9a7ca37f3"`
Dec 01 05:39:53.371 INFO [stdout] a776fd9b8364e41200881941716f14814f7b50a576d1fdfd15b435a9a7ca37f3
