LOG
=====================================
libpng 1.6.54: ./test-suite.log
=====================================
# TOTAL: 32
# PASS: 31
# SKIP: 0
# XFAIL: 0
# FAIL: 1
# XPASS: 0
# ERROR: 0
System information (uname -a): Linux 6.19.2-2-cachyos #1 SMP PREEMPT_DYNAMIC Mon, 16 Feb 2026 18:22:29 +0000 x86_64
Distribution information (/etc/os-release):
NAME="CachyOS Linux"
PRETTY_NAME="CachyOS"
ID=cachyos
ID_LIKE=arch
BUILD_ID=rolling
ANSI_COLOR="38;2;23;147;209"
HOME_URL="https://cachyos.org/"
DOCUMENTATION_URL="https://wiki.cachyos.org/"
.. contents:: :depth: 2
FAIL: tests/pngtest-all
=======================
=============== pngtest --strict ./pngtest.png ====================
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./pngtest.png:
Text compression[0]=-1
stereo mode = 1
vpAg = 100 x 100, units = 0
Text compression[0]=0
eXIf type MM, 52 bytes
Image width = 91, height = 69
Files ./pngtest.png and pngout.png are different
Was ./pngtest.png written with the same maximum IDAT chunk size (8192 bytes),
filtering heuristic (libpng default), compression level (zlib default),
and zlib version (1.3.1.zlib-ng)?
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
===============**FAIL** --strict ./pngtest.png ====================
=============== pngtest --strict ./contrib/testpngs/png-3/cicp-display-p3_reencoded.png ====================
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/png-3/cicp-display-p3_reencoded.png:
Image width = 100, height = 50
Files ./contrib/testpngs/png-3/cicp-display-p3_reencoded.png and pngout.png are of a different size
Was ./contrib/testpngs/png-3/cicp-display-p3_reencoded.png written with the same maximum IDAT chunk size (8192 bytes),
filtering heuristic (libpng default), compression level (zlib default),
and zlib version (1.3.1.zlib-ng)?
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
===============**FAIL** --strict ./contrib/testpngs/png-3/cicp-display-p3_reencoded.png ====================
=============== pngtest --relaxed ./contrib/testpngs/crashers/badcrc.png ====================
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/badcrc.png:
Image width = 1, height = 1
Files ./contrib/testpngs/crashers/badcrc.png and pngout.png are different
Was ./contrib/testpngs/crashers/badcrc.png written with the same maximum IDAT chunk size (8192 bytes),
filtering heuristic (libpng default), compression level (zlib default),
and zlib version (1.3.1.zlib-ng)?
PASS (1 zero samples)
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --relaxed ./contrib/testpngs/crashers/badcrc.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/badadler.png ====================
libpng error: IDAT: incorrect data check
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/badadler.png:
./contrib/testpngs/crashers/badadler.png: libpng warning: IDAT: incorrect data check
./contrib/testpngs/crashers/badadler.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/badadler.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/bad_iCCP.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/bad_iCCP.png:
./contrib/testpngs/crashers/bad_iCCP.png: libpng warning: iCCP: profile ')c#': 700001D6h: profile too long
./contrib/testpngs/crashers/bad_iCCP.png: libpng warning: Read Error
./contrib/testpngs/crashers/bad_iCCP.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/bad_iCCP.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/empty_ancillary_chunks.png ====================
libpng error: sTER: error in user chunk
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/empty_ancillary_chunks.png:
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: bKGD: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: cHRM: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: eXIf: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: gAMA: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: Invalid palette size, hIST allocation skipped
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: iCCP: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: iTXt: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: pCAL: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: pHYs: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: sCAL: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: sPLT: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: sRGB: too short
./contrib/testpngs/crashers/empty_ancillary_chunks.png: libpng warning: sTER: error in user chunk
./contrib/testpngs/crashers/empty_ancillary_chunks.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/empty_ancillary_chunks.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_bKGD_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_bKGD_chunk.png:
./contrib/testpngs/crashers/huge_bKGD_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_bKGD_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_bKGD_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_cHRM_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_cHRM_chunk.png:
./contrib/testpngs/crashers/huge_cHRM_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_cHRM_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_cHRM_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_eXIf_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_eXIf_chunk.png:
./contrib/testpngs/crashers/huge_eXIf_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_eXIf_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_eXIf_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_gAMA_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_gAMA_chunk.png:
./contrib/testpngs/crashers/huge_gAMA_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_gAMA_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_gAMA_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_hIST_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_hIST_chunk.png:
./contrib/testpngs/crashers/huge_hIST_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_hIST_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_hIST_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_iCCP_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_iCCP_chunk.png:
./contrib/testpngs/crashers/huge_iCCP_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_iCCP_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_iCCP_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_iTXt_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_iTXt_chunk.png:
./contrib/testpngs/crashers/huge_iTXt_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_iTXt_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_iTXt_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_pCAL_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_pCAL_chunk.png:
./contrib/testpngs/crashers/huge_pCAL_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_pCAL_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_pCAL_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_pHYs_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_pHYs_chunk.png:
./contrib/testpngs/crashers/huge_pHYs_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_pHYs_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_pHYs_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_sCAL_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_sCAL_chunk.png:
./contrib/testpngs/crashers/huge_sCAL_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_sCAL_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_sCAL_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_sPLT_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_sPLT_chunk.png:
./contrib/testpngs/crashers/huge_sPLT_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_sPLT_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_sPLT_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_sRGB_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_sRGB_chunk.png:
./contrib/testpngs/crashers/huge_sRGB_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_sRGB_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_sRGB_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_sTER_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_sTER_chunk.png:
./contrib/testpngs/crashers/huge_sTER_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_sTER_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_sTER_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_tEXt_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_tEXt_chunk.png:
./contrib/testpngs/crashers/huge_tEXt_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_tEXt_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_tEXt_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_tIME_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_tIME_chunk.png:
./contrib/testpngs/crashers/huge_tIME_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_tIME_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_tIME_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_zTXt_chunk.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_zTXt_chunk.png:
./contrib/testpngs/crashers/huge_zTXt_chunk.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_zTXt_chunk.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_zTXt_chunk.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_juNk_safe_to_copy.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_juNk_safe_to_copy.png:
./contrib/testpngs/crashers/huge_juNk_safe_to_copy.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_juNk_safe_to_copy.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_juNk_safe_to_copy.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_juNK_unsafe_to_copy.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_juNK_unsafe_to_copy.png:
./contrib/testpngs/crashers/huge_juNK_unsafe_to_copy.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_juNK_unsafe_to_copy.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_juNK_unsafe_to_copy.png ====================
=============== pngtest --xfail ./contrib/testpngs/crashers/huge_IDAT.png ====================
libpng error: Read Error
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/crashers/huge_IDAT.png:
./contrib/testpngs/crashers/huge_IDAT.png: libpng warning: Read Error
./contrib/testpngs/crashers/huge_IDAT.png -> pngout.png: libpng read error
destroy read structs
destroy write structs
XFAIL
libpng passes test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== SUCCESS --xfail ./contrib/testpngs/crashers/huge_IDAT.png ====================
=============== pngtest ./contrib/testpngs/badpal/regression-palette-8.png ====================
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/badpal/regression-palette-8.png:
./contrib/testpngs/badpal/regression-palette-8.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/regression-palette-8.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/regression-palette-8.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/regression-palette-8.png: FAIL
Testing ./contrib/testpngs/badpal/regression-palette-8.png:
Pass 0: rw
./contrib/testpngs/badpal/regression-palette-8.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/regression-palette-8.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/regression-palette-8.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/regression-palette-8.png: FAIL
Testing ./contrib/testpngs/badpal/regression-palette-8.png:
./contrib/testpngs/badpal/regression-palette-8.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/regression-palette-8.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/regression-palette-8.png -> pngout.png: libpng write error
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== FAIL(EXPECTED) ./contrib/testpngs/badpal/regression-palette-8.png ====================
=============== pngtest ./contrib/testpngs/badpal/small-palette-1.png ====================
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/badpal/small-palette-1.png:
./contrib/testpngs/badpal/small-palette-1.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-1.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-1.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/small-palette-1.png: FAIL
Testing ./contrib/testpngs/badpal/small-palette-1.png:
Pass 0: rw
./contrib/testpngs/badpal/small-palette-1.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-1.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-1.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/small-palette-1.png: FAIL
Testing ./contrib/testpngs/badpal/small-palette-1.png:
./contrib/testpngs/badpal/small-palette-1.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-1.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-1.png -> pngout.png: libpng write error
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== FAIL(EXPECTED) ./contrib/testpngs/badpal/small-palette-1.png ====================
=============== pngtest ./contrib/testpngs/badpal/small-palette-2.png ====================
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/badpal/small-palette-2.png:
./contrib/testpngs/badpal/small-palette-2.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-2.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-2.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/small-palette-2.png: FAIL
Testing ./contrib/testpngs/badpal/small-palette-2.png:
Pass 0: rw
./contrib/testpngs/badpal/small-palette-2.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-2.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-2.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/small-palette-2.png: FAIL
Testing ./contrib/testpngs/badpal/small-palette-2.png:
./contrib/testpngs/badpal/small-palette-2.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-2.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-2.png -> pngout.png: libpng write error
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== FAIL(EXPECTED) ./contrib/testpngs/badpal/small-palette-2.png ====================
=============== pngtest ./contrib/testpngs/badpal/small-palette-4.png ====================
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/badpal/small-palette-4.png:
./contrib/testpngs/badpal/small-palette-4.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-4.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-4.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/small-palette-4.png: FAIL
Testing ./contrib/testpngs/badpal/small-palette-4.png:
Pass 0: rw
./contrib/testpngs/badpal/small-palette-4.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-4.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-4.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/small-palette-4.png: FAIL
Testing ./contrib/testpngs/badpal/small-palette-4.png:
./contrib/testpngs/badpal/small-palette-4.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-4.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-4.png -> pngout.png: libpng write error
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== FAIL(EXPECTED) ./contrib/testpngs/badpal/small-palette-4.png ====================
=============== pngtest ./contrib/testpngs/badpal/small-palette-8.png ====================
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/badpal/small-palette-8.png:
./contrib/testpngs/badpal/small-palette-8.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-8.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-8.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/small-palette-8.png: FAIL
Testing ./contrib/testpngs/badpal/small-palette-8.png:
Pass 0: rw
./contrib/testpngs/badpal/small-palette-8.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-8.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-8.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/small-palette-8.png: FAIL
Testing ./contrib/testpngs/badpal/small-palette-8.png:
./contrib/testpngs/badpal/small-palette-8.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-8.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/small-palette-8.png -> pngout.png: libpng write error
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== FAIL(EXPECTED) ./contrib/testpngs/badpal/small-palette-8.png ====================
=============== pngtest ./contrib/testpngs/badpal/test-palette-1.png ====================
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/badpal/test-palette-1.png:
./contrib/testpngs/badpal/test-palette-1.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-1.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-1.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/test-palette-1.png: FAIL
Testing ./contrib/testpngs/badpal/test-palette-1.png:
Pass 0: rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrw
./contrib/testpngs/badpal/test-palette-1.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-1.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-1.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/test-palette-1.png: FAIL
Testing ./contrib/testpngs/badpal/test-palette-1.png:
./contrib/testpngs/badpal/test-palette-1.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-1.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-1.png -> pngout.png: libpng write error
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== FAIL(EXPECTED) ./contrib/testpngs/badpal/test-palette-1.png ====================
=============== pngtest ./contrib/testpngs/badpal/test-palette-2.png ====================
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/badpal/test-palette-2.png:
./contrib/testpngs/badpal/test-palette-2.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-2.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-2.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/test-palette-2.png: FAIL
Testing ./contrib/testpngs/badpal/test-palette-2.png:
Pass 0: rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrw
./contrib/testpngs/badpal/test-palette-2.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-2.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-2.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/test-palette-2.png: FAIL
Testing ./contrib/testpngs/badpal/test-palette-2.png:
./contrib/testpngs/badpal/test-palette-2.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-2.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-2.png -> pngout.png: libpng write error
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== FAIL(EXPECTED) ./contrib/testpngs/badpal/test-palette-2.png ====================
=============== pngtest ./contrib/testpngs/badpal/test-palette-4.png ====================
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/badpal/test-palette-4.png:
./contrib/testpngs/badpal/test-palette-4.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-4.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-4.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/test-palette-4.png: FAIL
Testing ./contrib/testpngs/badpal/test-palette-4.png:
Pass 0: rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrw
./contrib/testpngs/badpal/test-palette-4.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-4.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-4.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/test-palette-4.png: FAIL
Testing ./contrib/testpngs/badpal/test-palette-4.png:
./contrib/testpngs/badpal/test-palette-4.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-4.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-4.png -> pngout.png: libpng write error
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== FAIL(EXPECTED) ./contrib/testpngs/badpal/test-palette-4.png ====================
=============== pngtest ./contrib/testpngs/badpal/test-palette-8.png ====================
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
libpng error: Wrote palette index exceeding num_palette
Testing libpng version 1.6.54
with zlib version 1.3.1.zlib-ng
libpng version 1.6.54
Copyright (c) 2018-2026 Cosmin Truta
Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
Copyright (c) 1996-1997 Andreas Dilger
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
library (10654): libpng version 1.6.54
pngtest (10654): libpng version 1.6.54
Testing ./contrib/testpngs/badpal/test-palette-8.png:
./contrib/testpngs/badpal/test-palette-8.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-8.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-8.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/test-palette-8.png: FAIL
Testing ./contrib/testpngs/badpal/test-palette-8.png:
Pass 0: rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
rwrwrwrwrwrwrwrwrwrwrwrwrwrwrwrw
./contrib/testpngs/badpal/test-palette-8.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-8.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-8.png -> pngout.png: libpng write error
Testing ./contrib/testpngs/badpal/test-palette-8.png: FAIL
Testing ./contrib/testpngs/badpal/test-palette-8.png:
./contrib/testpngs/badpal/test-palette-8.png: libpng warning: IDAT: Read palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-8.png: libpng warning: Wrote palette index exceeding num_palette
./contrib/testpngs/badpal/test-palette-8.png -> pngout.png: libpng write error
FAIL
libpng FAILS test
Default limits:
width_max = 1000000
height_max = 1000000
cache_max = 1000
malloc_max = 8000000
=============== FAIL(EXPECTED) ./contrib/testpngs/badpal/test-palette-8.png ====================
FAIL tests/pngtest-all (exit status: 1)
Public Last updated: 2026-02-20 08:05:14 PM
