testsuite failure: version.good version.out differ: byte 1, line 1

[Stefano Lattarini]

On Debian unstable, with developement version of sed
(git-describe -> 4.2-49-g90b2d54) I'm seeing this error:

 $ make check
 ...
 PASS: inplace-hold
 PASS: brackets
 PASS: help
 make[3]: Entering directory `/devel/stefano/src/sed/testsuite'
 LC_ALL=C  ../sed/sed --version 2>&1 | LC_ALL=C tr -d \\r > version.out
 cmp version.good version.out 
 version.good version.out differ: byte 1, line 1
 make[3]: *** [version] Error 1
 make[3]: Leaving directory `/devel/stefano/src/sed/testsuite'
 FAIL: version
 PASS: file
 PASS: quiet
 PASS: factor
 PASS: binary3
 PASS: binary2
 PASS: binary
 PASS: dc
 ================================
 1 of 65 tests failed
 Please report to address@hidden
 ================================
 make[2]: *** [check-TESTS] Error 1
 make[2]: Leaving directory `/devel/stefano/src/sed/testsuite'
 make[1]: *** [check-am] Error 2
 make[1]: Leaving directory `/devel/stefano/src/sed/testsuite'
 make: *** [check-recursive] Error 1

Attached are the contents of `version.gin', `version.good' and
`version.out'.  Let me know if you need more information.

Regards,
  Stefano

GNU sed version @VERSION@
Copyright (C) @COPYRIGHT_YEAR@ Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE,
to the extent permitted by law.

GNU sed home page: <http://www.gnu.org/software/sed/>.
General help using GNU software: <http://www.gnu.org/gethelp/>.
E-mail bug reports to: <@PACKAGE_BUGREPORT@>.
Be sure to include the word ``sed'' somewhere in the ``Subject:'' field.

GNU sed version 4.2.1
Copyright (C) @COPYRIGHT_YEAR@ Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE,
to the extent permitted by law.

GNU sed home page: <http://www.gnu.org/software/sed/>.
General help using GNU software: <http://www.gnu.org/gethelp/>.
E-mail bug reports to: <address@hidden>.
Be sure to include the word ``sed'' somewhere in the ``Subject:'' field.

../sed/sed (GNU sed) 4.2.1
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Written by Jay Fenlason, Tom Lord, Ken Pizzini,
and Paolo Bonzini.
GNU sed home page: <http://www.gnu.org/software/sed/>.
General help using GNU software: <http://www.gnu.org/gethelp/>.
E-mail bug reports to: <address@hidden>.
Be sure to include the word ``sed'' somewhere in the ``Subject:'' field.