Nov 01 08:44:33.845 INFO testing gyscos/superc4 against 1.30.0 for beta-1.31-1
Nov 01 08:44:33.845 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-1/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 08:44:34.123 INFO blam! 5cfae53879a4730458316916553773f94852d4a2e2f944fd7ce7da078f600e6f
Nov 01 08:44:34.125 INFO running `"docker" "start" "-a" "5cfae53879a4730458316916553773f94852d4a2e2f944fd7ce7da078f600e6f"`
Nov 01 08:44:34.521 INFO kablam! usermod: no changes
Nov 01 08:44:34.549 INFO kablam!    Compiling superc4 v0.1.0 (/source)
Nov 01 08:44:34.856 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 01 08:44:34.857 INFO kablam!  --> src/main.rs:1:1
Nov 01 08:44:34.857 INFO kablam!   |
Nov 01 08:44:34.858 INFO kablam! 1 | #![feature(associated_consts)]
Nov 01 08:44:34.859 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 08:44:34.859 INFO kablam! 
Nov 01 08:44:34.860 INFO kablam! error: aborting due to previous error
Nov 01 08:44:34.860 INFO kablam! 
Nov 01 08:44:34.861 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 01 08:44:34.862 INFO kablam! error: Could not compile `superc4`.
Nov 01 08:44:34.862 INFO kablam! 
Nov 01 08:44:34.862 INFO kablam! To learn more, run the command again with --verbose.
Nov 01 08:44:34.864 INFO kablam! su: No module specific data is present
Nov 01 08:44:35.894 INFO running `"docker" "rm" "-f" "5cfae53879a4730458316916553773f94852d4a2e2f944fd7ce7da078f600e6f"`
Nov 01 08:44:36.051 INFO blam! 5cfae53879a4730458316916553773f94852d4a2e2f944fd7ce7da078f600e6f
