Nov 02 14:48:07.918 INFO testing ipaddr-0.0.3 against 1.30.0 for beta-1.31-1
Nov 02 14:48:07.920 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-7/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 14:48:08.551 INFO blam! b1791dba845636875685cd25f9143547394eaf9cfcbe04663fbc4ad11f2ad1d6
Nov 02 14:48:08.553 INFO running `"docker" "start" "-a" "b1791dba845636875685cd25f9143547394eaf9cfcbe04663fbc4ad11f2ad1d6"`
Nov 02 14:48:09.889 INFO kablam! usermod: no changes
Nov 02 14:48:09.953 INFO kablam!    Compiling ipaddr v0.0.3 (/source)
Nov 02 14:48:11.095 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 02 14:48:11.095 INFO kablam!  --> src/lib.rs:4:1
Nov 02 14:48:11.095 INFO kablam!   |
Nov 02 14:48:11.095 INFO kablam! 4 | #![feature(try_from)]
Nov 02 14:48:11.095 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Nov 02 14:48:11.095 INFO kablam! 
Nov 02 14:48:11.103 INFO kablam! error: aborting due to previous error
Nov 02 14:48:11.103 INFO kablam! 
Nov 02 14:48:11.103 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 02 14:48:11.111 INFO kablam! error: Could not compile `ipaddr`.
Nov 02 14:48:11.111 INFO kablam! 
Nov 02 14:48:11.111 INFO kablam! To learn more, run the command again with --verbose.
Nov 02 14:48:11.111 INFO kablam! su: No module specific data is present
Nov 02 14:48:11.758 INFO running `"docker" "rm" "-f" "b1791dba845636875685cd25f9143547394eaf9cfcbe04663fbc4ad11f2ad1d6"`
Nov 02 14:48:12.083 INFO blam! b1791dba845636875685cd25f9143547394eaf9cfcbe04663fbc4ad11f2ad1d6
