I wrote:
Backtracing within that BREAK points a finger at this line in COMPILE-FROM-STREAM:
(let ((*package* (find-package '#:cl))
If I add one semicolon:
(let (;(*package* (find-package '#:cl))
then all of my own tests pass, though I haven't tried the full suite.
I also get good results if I change that line to:
(let ((*package* +keyword-package+)