Nov 01 16:06:47.070 INFO testing alexandercampbell/rust-cc against 1.30.0 for beta-1.31-1
Nov 01 16:06:47.071 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-5/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 01 16:06:47.547 INFO blam! a03e2dae9a382875b0142a80d7897a83f65f476905a0f8100a6d6d8cc3c48c43
Nov 01 16:06:47.551 INFO running `"docker" "start" "-a" "a03e2dae9a382875b0142a80d7897a83f65f476905a0f8100a6d6d8cc3c48c43"`
Nov 01 16:06:48.387 INFO kablam! usermod: no changes
Nov 01 16:06:48.407 INFO kablam!    Compiling rust-cc v0.1.0 (/source)
Nov 01 16:06:48.804 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 01 16:06:48.804 INFO kablam!   --> src/lib.rs:16:1
Nov 01 16:06:48.805 INFO kablam!    |
Nov 01 16:06:48.805 INFO kablam! 16 | #![feature(box_syntax)]
Nov 01 16:06:48.806 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 16:06:48.806 INFO kablam! 
Nov 01 16:06:48.806 INFO kablam! error: aborting due to previous error
Nov 01 16:06:48.806 INFO kablam! 
Nov 01 16:06:48.807 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 01 16:06:48.807 INFO kablam! error: Could not compile `rust-cc`.
Nov 01 16:06:48.807 INFO kablam! 
Nov 01 16:06:48.808 INFO kablam! To learn more, run the command again with --verbose.
Nov 01 16:06:48.810 INFO kablam! su: No module specific data is present
Nov 01 16:06:49.279 INFO running `"docker" "rm" "-f" "a03e2dae9a382875b0142a80d7897a83f65f476905a0f8100a6d6d8cc3c48c43"`
Nov 01 16:06:49.440 INFO blam! a03e2dae9a382875b0142a80d7897a83f65f476905a0f8100a6d6d8cc3c48c43
