Nov 02 06:17:52.008 INFO testing rustcastai-0.2.2 against 1.30.0 for beta-1.31-1
Nov 02 06:17:52.008 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-6/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-1/1.30.0:/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 +1.30.0 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"`
Nov 02 06:17:52.495 INFO blam! bfbb07f72579b00f7a28d421a17685d5124b31621f5b22fe5eea6443085ff619
Nov 02 06:17:52.498 INFO running `"docker" "start" "-a" "bfbb07f72579b00f7a28d421a17685d5124b31621f5b22fe5eea6443085ff619"`
Nov 02 06:17:53.853 INFO kablam! usermod: no changes
Nov 02 06:17:54.061 INFO kablam!    Compiling rustcastai v0.2.2 (/source)
Nov 02 06:17:57.451 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 02 06:17:57.451 INFO kablam!  --> src/lib.rs:1:1
Nov 02 06:17:57.451 INFO kablam!   |
Nov 02 06:17:57.451 INFO kablam! 1 | #![feature(custom_attribute)]
Nov 02 06:17:57.451 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 06:17:57.451 INFO kablam! 
Nov 02 06:17:57.456 INFO kablam! error: aborting due to previous error
Nov 02 06:17:57.456 INFO kablam! 
Nov 02 06:17:57.456 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 02 06:17:57.471 INFO kablam! error: Could not compile `rustcastai`.
Nov 02 06:17:57.471 INFO kablam! 
Nov 02 06:17:57.471 INFO kablam! To learn more, run the command again with --verbose.
Nov 02 06:17:57.477 INFO kablam! su: No module specific data is present
Nov 02 06:17:57.942 INFO running `"docker" "rm" "-f" "bfbb07f72579b00f7a28d421a17685d5124b31621f5b22fe5eea6443085ff619"`
Nov 02 06:17:58.187 INFO blam! bfbb07f72579b00f7a28d421a17685d5124b31621f5b22fe5eea6443085ff619
