Nov 02 01:51:54.985 INFO testing trench-0.3.0 against 1.30.0 for beta-1.31-1
Nov 02 01:51:54.986 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 02 01:51:55.242 INFO blam! 896fb6a0cc810d67a4522af566bcd4fc214861671df906e5f8e35c51e6164bb6
Nov 02 01:51:55.244 INFO running `"docker" "start" "-a" "896fb6a0cc810d67a4522af566bcd4fc214861671df906e5f8e35c51e6164bb6"`
Nov 02 01:51:55.816 INFO kablam! usermod: no changes
Nov 02 01:51:55.857 INFO kablam!    Compiling trench v0.3.0 (/source)
Nov 02 01:51:56.377 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 02 01:51:56.377 INFO kablam!  --> src/lib.rs:1:1
Nov 02 01:51:56.377 INFO kablam!   |
Nov 02 01:51:56.377 INFO kablam! 1 | #![feature(asm)]
Nov 02 01:51:56.377 INFO kablam!   | ^^^^^^^^^^^^^^^^
Nov 02 01:51:56.377 INFO kablam! 
Nov 02 01:51:56.377 INFO kablam! error: aborting due to previous error
Nov 02 01:51:56.377 INFO kablam! 
Nov 02 01:51:56.377 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 02 01:51:56.384 INFO kablam! error: Could not compile `trench`.
Nov 02 01:51:56.384 INFO kablam! 
Nov 02 01:51:56.384 INFO kablam! To learn more, run the command again with --verbose.
Nov 02 01:51:56.385 INFO kablam! su: No module specific data is present
Nov 02 01:51:56.797 INFO running `"docker" "rm" "-f" "896fb6a0cc810d67a4522af566bcd4fc214861671df906e5f8e35c51e6164bb6"`
Nov 02 01:51:56.916 INFO blam! 896fb6a0cc810d67a4522af566bcd4fc214861671df906e5f8e35c51e6164bb6
