build errors: 9172 Broken pipe and 9173 Segmentation fault

[Douglas Mencken]

I don't have any idea how to fix that (I even tried to remove all
offline docs generating stuff with no success).
Guile version: guile-v2.0.0-122-gad301b6 (from git stable-2.0 branch).

  SNARF  net_db.doc
  SNARF  socket.doc
  SNARF  regex-posix.doc
  GEN      guile-procedures.texi
/bin/bash: line 1:  9172 Broken pipe             cat alist.doc
arbiters.doc array-handle.doc array-map.doc arrays.doc async.doc
backtrace.doc boolean.doc bitvectors.doc bytevectors.doc chars.doc
control.doc continuations.doc debug.doc deprecated.doc deprecation.doc
dynl.doc dynwind.doc eq.doc error.doc eval.doc evalext.doc expand.doc
extensions.doc feature.doc fluids.doc foreign.doc fports.doc
gc-malloc.doc gc.doc gettext.doc generalized-arrays.doc
generalized-vectors.doc goops.doc gsubr.doc guardians.doc hash.doc
hashtab.doc hooks.doc i18n.doc init.doc ioext.doc keywords.doc
list.doc load.doc macros.doc mallocs.doc memoize.doc modules.doc
numbers.doc objprop.doc options.doc pairs.doc ports.doc print.doc
procprop.doc procs.doc promises.doc r6rs-ports.doc random.doc
rdelim.doc read.doc root.doc rw.doc scmsigs.doc script.doc simpos.doc
smob.doc sort.doc srcprop.doc srfi-1.doc srfi-4.doc srfi-13.doc
srfi-14.doc srfi-60.doc stackchk.doc stacks.doc stime.doc strings.doc
strorder.doc strports.doc struct.doc symbols.doc threads.doc throw.doc
trees.doc uniform.doc values.doc variable.doc vectors.doc version.doc
vports.doc weaks.doc dynl.doc filesys.doc posix.doc net_db.doc
socket.doc regex-posix.doc
      9173 Segmentation fault      | GUILE_AUTO_COMPILE=0
../meta/uninstalled-env guile-tools snarf-check-and-output-texi >
guile-procedures.texi
make[3]: *** [guile-procedures.texi] Error 1
make[3]: Leaving directory
`/root/build-farm/guile-v2.0.0-122-gad301b6.builddir/libguile'
make[2]: *** [all] Error 2
make[2]: Leaving directory
`/root/build-farm/guile-v2.0.0-122-gad301b6.builddir/libguile'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/root/build-farm/guile-v2.0.0-122-gad301b6.builddir'
make: *** [all] Error 2