Some systems failed to build for Quicklisp dist

[quicklisp]

Building with SBCL 2.5.5 / ASDF 3.3.5 for quicklisp dist creation.

Trying to build commit id ac60034

planks fails to build with the following error:

; caught WARNING:
;   function called with two arguments, but wants exactly three
;   See also:
;     The ANSI Standard, Section 3.2.2.3
...
Unhandled UIOP/LISP-BUILD:COMPILE-FILE-ERROR in thread #<SB-THREAD:THREAD tid=1059235 "main thread" RUNNING {1200F10003}>: COMPILE-FILE-ERROR while compiling #<CL-SOURCE-FILE "planks" "src" "file-btree">

Full log here