Dec 03 15:01:46.519 INFO testing cratchit-0.0.4 against 1.30.1 for beta-1.31-5
Dec 03 15:01:46.519 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 03 15:01:46.698 INFO [stdout] f46927bf2042848f28ee568173dde77edadef6f5fb1cd567972dcc7f6e7a790a
Dec 03 15:01:46.701 INFO running `"docker" "start" "-a" "f46927bf2042848f28ee568173dde77edadef6f5fb1cd567972dcc7f6e7a790a"`
Dec 03 15:01:47.202 INFO [stderr] usermod: no changes
Dec 03 15:01:47.287 INFO [stderr]    Compiling wasm-bindgen v0.2.28
Dec 03 15:01:47.287 INFO [stderr]    Compiling wasm-bindgen-shared v0.2.28
Dec 03 15:01:48.294 INFO [stderr]    Compiling wasm-bindgen-backend v0.2.28
Dec 03 15:01:57.715 INFO [stderr]    Compiling wasm-bindgen-macro-support v0.2.28
Dec 03 15:02:05.390 INFO [stderr]    Compiling wasm-bindgen-macro v0.2.28
Dec 03 15:02:13.548 INFO [stderr]    Compiling console_error_panic_hook v0.1.5
Dec 03 15:02:14.337 INFO [stderr]    Compiling cratchit v0.0.4 (/source)
Dec 03 15:02:15.046 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 15:02:15.046 INFO [stderr]  --> src/lib.rs:6:1
Dec 03 15:02:15.046 INFO [stderr]   |
Dec 03 15:02:15.046 INFO [stderr] 6 | #![feature(custom_attribute)]
Dec 03 15:02:15.046 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 15:02:15.046 INFO [stderr] 
Dec 03 15:02:15.047 INFO [stderr] error: aborting due to previous error
Dec 03 15:02:15.047 INFO [stderr] 
Dec 03 15:02:15.047 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 15:02:15.074 INFO [stderr] error: Could not compile `cratchit`.
Dec 03 15:02:15.074 INFO [stderr] 
Dec 03 15:02:15.074 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 15:02:15.074 INFO [stderr] su: No module specific data is present
Dec 03 15:02:15.393 INFO running `"docker" "inspect" "f46927bf2042848f28ee568173dde77edadef6f5fb1cd567972dcc7f6e7a790a"`
Dec 03 15:02:15.545 INFO running `"docker" "rm" "-f" "f46927bf2042848f28ee568173dde77edadef6f5fb1cd567972dcc7f6e7a790a"`
Dec 03 15:02:15.681 INFO [stdout] f46927bf2042848f28ee568173dde77edadef6f5fb1cd567972dcc7f6e7a790a