bloom-lang/bud — comment on commit 844302ec2775ef9c0914cd23dfbea7b1b6ccabac
File:  line 0
By neilconway:

This merge breaks `tc_bust`:

```
test_bust(TestBust) [tc_bust.rb:34]:
Exception raised:
Class:
Message: <"can't clone NilClass">
---Backtrace---
./../lib/bud/bust/bust.rb:22:in `clone'
./../lib/bud/bust/bust.rb:22:in `__bootstrap__Bust'
```