Dec 02 23:06:49.646 INFO testing parsiphae-0.3.0 against 1.30.1 for beta-1.31-5
Dec 02 23:06:49.646 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 23:06:50.035 INFO [stdout] e6a99ce4a97eff25cde332e3d7443f31883f6b8134f0559b4b9a8a01ca09866a
Dec 02 23:06:50.041 INFO running `"docker" "start" "-a" "e6a99ce4a97eff25cde332e3d7443f31883f6b8134f0559b4b9a8a01ca09866a"`
Dec 02 23:06:51.113 INFO [stderr] usermod: no changes
Dec 02 23:06:51.239 INFO [stderr]    Compiling nom v4.1.1
Dec 02 23:06:54.611 INFO [stderr]    Compiling parsiphae v0.3.0 (/source)
Dec 02 23:06:56.123 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 23:06:56.123 INFO [stderr]  --> src/lib.rs:1:1
Dec 02 23:06:56.123 INFO [stderr]   |
Dec 02 23:06:56.123 INFO [stderr] 1 | #![feature(slice_patterns)]
Dec 02 23:06:56.123 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 23:06:56.123 INFO [stderr] 
Dec 02 23:06:56.137 INFO [stderr] error: aborting due to previous error
Dec 02 23:06:56.137 INFO [stderr] 
Dec 02 23:06:56.137 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 23:06:56.139 INFO [stderr] error: Could not compile `parsiphae`.
Dec 02 23:06:56.139 INFO [stderr] 
Dec 02 23:06:56.139 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 23:06:56.146 INFO [stderr] su: No module specific data is present
Dec 02 23:06:57.013 INFO running `"docker" "inspect" "e6a99ce4a97eff25cde332e3d7443f31883f6b8134f0559b4b9a8a01ca09866a"`
Dec 02 23:06:57.327 INFO running `"docker" "rm" "-f" "e6a99ce4a97eff25cde332e3d7443f31883f6b8134f0559b4b9a8a01ca09866a"`
Dec 02 23:06:57.635 INFO [stdout] e6a99ce4a97eff25cde332e3d7443f31883f6b8134f0559b4b9a8a01ca09866a