rdiff-backup negative seek in write mode

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Sat Aug 20 00:57:41 2016  Writing delta /run/media/miborn/WD1TB/T450s_rdiff-backup/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/rdiff-backup.tmp.22745 from /run/media/miborn/WD1TB/T450s_rdiff-backup/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log.ctrl -> /run/media/miborn/WD1TB/T450s_rdiff-backup/rdiff-backup-data/increments/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log.ctrl.2016-07-21T22:41:21+02:00.diff.gz
Sat Aug 20 00:57:41 2016  Getting signature of matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/rdiff-backup.tmp.22745 with blocksize 64
Sat Aug 20 00:57:41 2016  Writing file object to /run/media/miborn/WD1TB/T450s_rdiff-backup/rdiff-backup-data/increments/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log.ctrl.2016-07-21T22:41:21+02:00.diff.gz
Sat Aug 20 00:57:41 2016  Copying inc attrs from ('matlab', 'ltpda_extensions', 'LPF_DA_Module', 'jar', 'MIB', 'LTPDA_STOC_DB_01', 'lpf_stoc_db', 'log', 'log.ctrl') to /run/media/miborn/WD1TB/T450s_rdiff-backup/rdiff-backup-data/increments/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log.ctrl.2016-07-21T22:41:21+02:00.diff.gz
Sat Aug 20 00:57:41 2016  Setting time of /run/media/miborn/WD1TB/T450s_rdiff-backup/rdiff-backup-data/increments/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log.ctrl.2016-07-21T22:41:21+02:00.diff.gz to 1458901125
Sat Aug 20 00:57:41 2016  Renaming /run/media/miborn/WD1TB/T450s_rdiff-backup/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/rdiff-backup.tmp.22745 to /run/media/miborn/WD1TB/T450s_rdiff-backup/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log.ctrl
Sat Aug 20 00:57:41 2016  Getting signature of matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log138.dat with blocksize 1024
Sat Aug 20 00:57:42 2016  Processing changed file matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log138.dat
Sat Aug 20 00:57:42 2016  Regular copying ('matlab', 'ltpda_extensions', 'LPF_DA_Module', 'jar', 'MIB', 'LTPDA_STOC_DB_01', 'lpf_stoc_db', 'log', 'log138.dat') to /run/media/miborn/WD1TB/T450s_rdiff-backup/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/rdiff-backup.tmp.22746
Sat Aug 20 00:57:42 2016  Incrementing mirror file /run/media/miborn/WD1TB/T450s_rdiff-backup/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log138.dat
Sat Aug 20 00:57:42 2016  Regular copying ('matlab', 'ltpda_extensions', 'LPF_DA_Module', 'jar', 'MIB', 'LTPDA_STOC_DB_01', 'lpf_stoc_db', 'log', 'log138.dat') to /run/media/miborn/WD1TB/T450s_rdiff-backup/rdiff-backup-data/increments/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log138.dat.2016-07-21T22:41:21+02:00.snapshot.gz
Sat Aug 20 00:57:42 2016  Writing file object to /run/media/miborn/WD1TB/T450s_rdiff-backup/rdiff-backup-data/increments/matlab/ltpda_extensions/LPF_DA_Module/jar/MIB/LTPDA_STOC_DB_01/lpf_stoc_db/log/log138.dat.2016-07-21T22:41:21+02:00.snapshot.gz
Sat Aug 20 00:57:42 2016  Exception 'Negative seek in write mode' raised of class '<type 'exceptions.IOError'>':
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/robust.py", line 32, in check_common_error
    try: return function(*args)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/increment.py", line 44, in Increment
    else: incrp = makesnapshot(mirror, incpref)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/increment.py", line 73, in makesnapshot
    else: rpath.copy_with_attribs(mirror, snapshotrp, compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 277, in copy_with_attribs
    copy(rpin, rpout, compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 139, in copy
    if rpin.isreg(): return copy_reg_file(rpin, rpout, compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 167, in copy_reg_file
    return rpout.write_from_fileobj(rpin.open("rb"), compress = compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 1229, in write_from_fileobj
    copyfileobj(fp, outfp)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 97, in copyfileobj
    outputfp.seek(-1, os.SEEK_CUR)
  File "/usr/lib64/python2.7/gzip.py", line 432, in seek
    raise IOError('Negative seek in write mode')

Sat Aug 20 00:57:42 2016  Exception 'Negative seek in write mode' raised of class '<type 'exceptions.IOError'>':
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/Main.py", line 304, in error_check_Main
    try: Main(arglist)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/Main.py", line 324, in Main
    take_action(rps)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/Main.py", line 280, in take_action
    elif action == "backup": Backup(rps[0], rps[1])
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/Main.py", line 343, in Backup
    backup.Mirror_and_increment(rpin, rpout, incdir)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/backup.py", line 51, in Mirror_and_increment
    DestS.patch_and_increment(dest_rpath, source_diffiter, inc_rpath)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/backup.py", line 243, in patch_and_increment
    ITR(diff.index, diff)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rorpiter.py", line 281, in __call__
    last_branch.fast_process(*args)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/backup.py", line 694, in fast_process
    increment.Increment, (tf, mirror_rp, inc_prefix))
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/robust.py", line 32, in check_common_error
    try: return function(*args)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/increment.py", line 44, in Increment
    else: incrp = makesnapshot(mirror, incpref)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/increment.py", line 73, in makesnapshot
    else: rpath.copy_with_attribs(mirror, snapshotrp, compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 277, in copy_with_attribs
    copy(rpin, rpout, compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 139, in copy
    if rpin.isreg(): return copy_reg_file(rpin, rpout, compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 167, in copy_reg_file
    return rpout.write_from_fileobj(rpin.open("rb"), compress = compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 1229, in write_from_fileobj
    copyfileobj(fp, outfp)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 97, in copyfileobj
    outputfp.seek(-1, os.SEEK_CUR)
  File "/usr/lib64/python2.7/gzip.py", line 432, in seek
    raise IOError('Negative seek in write mode')

Traceback (most recent call last):
  File "/usr/bin/rdiff-backup", line 30, in <module>
    rdiff_backup.Main.error_check_Main(sys.argv[1:])
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/Main.py", line 304, in error_check_Main
    try: Main(arglist)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/Main.py", line 324, in Main
    take_action(rps)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/Main.py", line 280, in take_action
    elif action == "backup": Backup(rps[0], rps[1])
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/Main.py", line 343, in Backup
    backup.Mirror_and_increment(rpin, rpout, incdir)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/backup.py", line 51, in Mirror_and_increment
    DestS.patch_and_increment(dest_rpath, source_diffiter, inc_rpath)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/backup.py", line 243, in patch_and_increment
    ITR(diff.index, diff)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rorpiter.py", line 281, in __call__
    last_branch.fast_process(*args)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/backup.py", line 694, in fast_process
    increment.Increment, (tf, mirror_rp, inc_prefix))
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/robust.py", line 32, in check_common_error
    try: return function(*args)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/increment.py", line 44, in Increment
    else: incrp = makesnapshot(mirror, incpref)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/increment.py", line 73, in makesnapshot
    else: rpath.copy_with_attribs(mirror, snapshotrp, compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 277, in copy_with_attribs
    copy(rpin, rpout, compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 139, in copy
    if rpin.isreg(): return copy_reg_file(rpin, rpout, compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 167, in copy_reg_file
    return rpout.write_from_fileobj(rpin.open("rb"), compress = compress)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 1229, in write_from_fileobj
    copyfileobj(fp, outfp)
  File "/usr/lib64/python2.7/site-packages/rdiff_backup/rpath.py", line 97, in copyfileobj
    outputfp.seek(-1, os.SEEK_CUR)
  File "/usr/lib64/python2.7/gzip.py", line 432, in seek
    raise IOError('Negative seek in write mode')
IOError: Negative seek in write mode

real    24m20.208s
user    3m14.088s
sys     0m26.292s
miborn@hnb533:~>