98 FTBFS packages on riscv64 without patch
lziprecover_1.25-3214d [B][L][T] 
python-ptrace_0.9.9-0.2214d [B][L][T]#1087588 - FTBFS on riscv64: OverflowError: Python int too large to convert to C long
#1117911 - python-ptrace FTBFS with Python 3.14: AssertionError in test_link
terraphast_0.1.0+dfsg-124d [B][L][T] 
vuls_0.6.1-5214d [B][L][T]#964548 - vuls: FTBFS: cannot find package "golang.org/x/oauth2"
#1013350 - Update vuls dependency to bbolt
xtrs_4.9d-2.1214d [B][L][T] 
delve_1.24.0-4214d [B][L][T] 
mes_0.27-1214d [B][L][T]#1067952 - mes: FTBFS on armhf
octave-level-set_0.3.1~git.2019.04.13-833d [B][L][T] 
octave-mapping_1.4.3-230d [B][L][T] 
opensnitch_1.6.9-3145d [B][L][T]#1108846 - opensnitch: fix loongarch/riscv build
parmed_4.3.0+dfsg-2214d [B][L][T]#1114706 - parmed: FTBFS with NumPy 2.3
sia_1.3.0-4214d [B][L][T] 
libapache-db-perl_0.18-2583d [B][L][T]#1040396 - libapache-db-perl: FTBFS with Perl 5.38: hidden symbol `Perl_init_debugger' isn't defined
libembperl-perl_2.5.0-17214d [B][L][T]#1042845 - libembperl-perl: FTBFS with Perl 5.38: test failures
mono_6.14.1+ds2-174d [B][L][T] 
pixmap_2.6.6-1638d [B][L][T]#1054698 - pixmap: FTBFS: ././Pixmap.c:1145:(.text+0xe631): undefined reference to `xpmReadRgbNames'
rust-jemalloc-sys_0.3.2-2.1214d [B][L][T]#1018724 - rust-jemalloc-sys FTBFS on riscv64(gc)
armnn_23.08-537d [B][L][T]#1114054 - armnn: FTBFS: /<>/profiling/common/include/Packet.hpp:29:20: error: expected ')' before 'header'
btas_1.0.0-1.165d [B][L][T] 
erlang-ranch_1.3.0-2809d [B][L][T]#980951 - erlang-ranch: FTBFS: ssl:cipher_suites/0 is deprecated
gitlab-ci-multi-runner_14.10.1-1214d [B][L][T]#1033480 - gitlab-ci-multi-runner: FTBFS on 32 bit archs: src/gitlab.com/gitlab-org/gitlab-runner/common/buildtest/masking.go:48:32: cannot use math.MaxInt64 (untyped int constant 9223372036854775807) as int value in argument to buf.Bytes (overflows)
#1080062 - gitlab-ci-multi-runner FTBFS: go install fails mysteriously
vg_1.59.0+ds-0.1214d [B][L][T]#976511 - vg: FTBFS on arm64: configure: error: Could not find a version of the library!
#1089275 - vg: FTBFS with make 4.4.1
#1113618 - vg: FTBFS with CMake 4
lua-struct_0.3-234d [B][L][T] 
lua-vips_1.1.12-2214d [B][L][T]#1073143 - lua-vips: Bus error in lua jit during tests
pwru_1.0.5+ds1-228d [B][L][T] 
rapmap_0.15.0+dfsg-538d [B][L][T]#976588 - rapmap: FTBFS on arm64 (when trying to build arch:all)
py-libzfs_0.0+git20240510.5ae7d5e-1365d [B][L][T]#1082340 - py-libzfs FTBFS with Python 3.13
rust-criterion-cycles-per-byte_0.6.1-1214d [B][L][T] 
rust-mach-o-sys_0.1.1-3834d [B][L][T]#953285 - rust-mach-o-sys fails on architectures with unsigned char
#976484 - rust-mach-o-sys: unsigned values cannot be negated
tinydyndns_0.4.2.debian1-4319d [B][L][T]#1090038 - tinydyndns: FTBFS: Oops. Your getgroups() returned 0, and setgroups() failed
openstructure_2.11.1-131d [B][L][T]#976491 - openstructure: FTBFS on arm64: E: Build killed with signal TERM after 150 minutes of inactivity
plotsauce_0~0.1-174d [B][L][T]#1072135 - plotsauce: FTBFS: plotsauce.qbs:11:5 Dependency 'zlib' not found for product 'plotsauce'.
pyfftw_0.15.0-1.1214d [B][L][T]#917095 - python3-pyfftw: alignment tests fail on several arches
rust-lv2-sys_2.0.0-1.1214d [B][L][T] 
sphde_1.4.0-5.1214d [B][L][T]#1048093 - sphde: Fails to build source after successful build
golang-github-coreos-discovery-etcd-io_2.0.0+git2019.04.19.git.78fb45d3c9-4214d [B][L][T] 
hmmer_3.4+dfsg-347d [B][L][T] 
bpftune_0.0~git20250723.5966387-166d [B][L][T] 
pocl_6.0-764d [B][L][T]#1074261 - pocl: FTBFS on several arches due to failing tests
rust-hexyl_0.16.0-145d [B][L][T] 
telegram-desktop_4.14.9+ds-1.170d [B][L][T]#1091237 - telegram-desktop: FTBFS on armhf: make[1]: *** [debian/rules:99: execute_before_dh_strip] Error 1
aegisub_3.4.2+ds-155d [B][L][T]#1044117 - aegisub: Fails to build source after successful build
nvidia-texture-tools_2.0.8-1+dfsg-1147d [B][L][T] 
rust-landlock_0.4.3-144d [B][L][T] 
cpptraj_5.1.0+dfsg-556d [B][L][T]#1035833 - cpptraj: FTBFS on \!amd64
#1091156 - cpptraj: FTBFS on arm64: make[2]: *** [Makefile:662: summary] Error 4
mpqc_2.3.1-22352d [B][L][T]#1049570 - mpqc: Fails to build binary packages again after successful build
#1075293 - mpqc: ftbfs with GCC-14
rust-hamming-rs_0.2.23-147d [B][L][T] 
abpoa_1.5.3-1214d [B][L][T] 
libzypp_17.37.17-12h [B][L][T]#1120826 - libzypp FTBFS with rpm 6.0.0
tinyarray_1.2.4-1301d [B][L][T]#976514 - tinyarray: FTBFS: dh_auto_test: error: pybuild --test --test-pytest -i python{version} -p "3.8 3.9" --test-pytest --test-args=../../../test_tinyarray.py returned exit code 13
#1017051 - tinyarray: FTBFS on i386
gst-python1.0_1.26.8-14d [B][L][T]#1044853 - gst-python1.0: Fails to build source after successful build
bwa-mem2_2.2.1-1213d [B][L][T] 
rust-generator_0.7.1-1.1254d [B][L][T]#1003070 - rust-generator should not claim to build on "any" as upstream only supports amd64/arm64
cypari2_2.1.4-1400d [B][L][T]#1081687 - Times out building on arm64
endless-sky_0.10.14-1119d [B][L][T]#1112871 - endless-sky: FTBFS with CMake 4
pyemd_0.5.1.54.g802fa86-2355d [B][L][T]#1080277 - FTBFS with setuptools >= 72: error: invalid command 'test'
denemo_2.6.39-0.370d [B][L][T]#1106646 - Data Loss on load with libxml v1.3+
#1115689 - denemo: FTBFS: source/proof.c:282:28: error: conflicting types for ‘ev_document_annotations_get_annotations’; have ‘EvMappingList *(void)’ {aka ‘struct _EvMappingList *(void)’}
haskell-hindent_5.3.4-1401d [B][L][T]#1053982 - haskell-hindent: Cannot update this package to newer version
audiotools_3.1.1-1.1263d [B][L][T]#1080546 - Missing Build-Depends on python3-setuptools
#1098528 - audiotools: FTBFS: error: implicit declaration of function 'total_frame_sizes';
broker_1.4.0+ds1-1261d [B][L][T]#1037597 - broker: ftbfs with GCC-13
#1112758 - broker: FTBFS with CMake 4
caja-seahorse_1.18.5-315h [B][L][T]#1043843 - caja-seahorse: Fails to build source after successful build
#1117219 - caja-seahorse: FTBFS against gpgme 2 ('GPGME_EVENT_NEXT_TRUSTITEM' undeclared)
cambalache_0.97.7-111d [B][L][T]#1120110 - cambalache FTBFS: ERROR: Subproject casilda is buildable: NO
camitk_5.2.0-531d [B][L][T]#1117520 - camitk: FTBFS with VTK 9.5
ceph_18.2.7+ds-153d [B][L][T]#1092838 - ceph: FTBFS with fmtlib 11.1
#1096424 - ceph: ftbfs with GCC-15
#1112772 - ceph: FTBFS with CMake 4
cheesecutter_2.9+git20211011-373d [B][L][T]#1096432 - cheesecutter: ftbfs with GCC-15
#1105302 - cheesecutter: FTBFS with make --shuffle=reverse: base.d:1244:44: error: file ‘"player.bin"’ cannot be found or not in a path specified with ‘-J’
code-saturne_6.0.2-217d [B][L][T]#1078336 - code-saturne: FTBFS with GCC 14: error: assignment to 'const cs_real_t *' {aka 'const double *'} from incompatible pointer type 'float *'
cpm_0.32-1.616h [B][L][T]#1106610 - cpm ftbfs with libxml 2.14.x from experimental
cython-legacy_0.29.37-2366d [B][L][T]#1078460 - cython-legacy: Keep out of testing
dav-text_0.9.0-57h [B][L][T]#1096506 - dav-text: ftbfs with GCC-15
ecere-sdk_0.44.15-1842d [B][L][T]#898832 - ecere-sdk: FTBFS on i386: /usr/lib/gcc/i686-linux-gnu/7/include/stddef.h:435:78: error: syntax error
#995050 - ecere-sdk FTBFS with gcc 10
frama-c_20220511-manganese-5290d [B][L][T]#1044539 - frama-c: Fails to build source after successful build
#1093102 - frama-c: FTBFS with OCaml 5.3.0 (syntax error due to new "effect" keyword)
globjects_1.1.0-3319d [B][L][T]#1090229 - globjects: FTBFS: error: ‘gl::BufferAccessMask’ has not been declared
#1112960 - globjects: FTBFS with CMake 4
gnucap-python_0.0.2-1.2292d [B][L][T]#1067335 - gnucap-python: FTBFS: _gnucap_swig.cxx:4535:10: fatal error: numpy/arrayobject.h: No such file or directory
libcryptui_3.12.2-816h [B][L][T]#1047253 - libcryptui: Fails to build source after successful build
#1117230 - libcryptui: FTBFS against gpgme 2 ('GPGME_EVENT_NEXT_TRUSTITEM' undeclared)
librtr_0.8.0-1.126d [B][L][T] 
libvirt-php_0.5.8-790d [B][L][T]#1106642 - libvirt-php ftbfs with libxml 2.14.x from experimental
mongrel2_1.12.2-3393d [B][L][T]#1075866 - mongrel2: FTBFS with MbedTLS 3.6
narcissus_1.0.7+ds-3212d [B][L][T]#1103295 - narcissus: binary-any FTBFS
open-coarrays_2.10.2+ds-468d [B][L][T]#1097507 - open-coarrays: ftbfs with GCC-15
#1113349 - open-coarrays: FTBFS with CMake 4
pay-respects_0.7.8-125d [B][L][T]#1117914 - pay-respects: FTBFS: error: failed to select a version for the requirement `colored = "^2"`
pocketsphinx-python_1:0.1.15-7261d [B][L][T]#1088764 - pocketsphinx-python: autopkgtest failure with Python 3.13
prody_2.4.1+dfsg-2289d [B][L][T]#1071807 - prody: FTBFS: ModuleNotFoundError: No module named 'numpy.testing.decorators'
#1114707 - prody: FTBFS with NumPy 2.3
pygccjit_0.4-13365d [B][L][T]#1082097 - pygccjit FTBFS with Python 3.13
python-cogent_2024.5.7a1+dfsg-3215d [B][L][T]#1090269 - python-cogent: FTBFS: E ImportError: Numba could not be imported.
python-cramjam_2.7.0.1+ds1-2664d [B][L][T]#1061310 - python-cramjam FTBFS with pyo3 0.20
python-mbedtls_2.10.1-1366d [B][L][T]#1075872 - python-mbedtls: FTBFS with MbedTLS 3.6
python-proton-vpn-local-agent_1.4.3-117d [B][L][T]#1119686 - python-proton-vpn-local-agent FTBFS: error: no matching package named `static_assertions` found
ruby-gd_0.8.0-8277d [B][L][T]#1075461 - ruby-gd: ftbfs with GCC-14
ruby-mmap2_2.2.9-1277d [B][L][T]#1075466 - ruby-mmap2: ftbfs with GCC-14
s2geometry_0.10.0-6.1559d [B][L][T]#1059228 - build system hard-codes -std=c++11
segyio_1.8.3-1.2671d [B][L][T]#1055728 - segyio ftbfs with Python 3.12
#1113495 - segyio: FTBFS with CMake 4
siconos_4.4.0+dfsg-4292d [B][L][T]#1020544 - siconos: FTBFS on s390x: Cholesky solve kNM_test failed
#1046177 - siconos: Fails to build source after successful build
#1066316 - siconos: FTBFS: lcp_nsqp.c:139:3: error: implicit declaration of function ‘numerics_error’; did you mean ‘numerics_EXPORTS’? [-Werror=implicit-function-declaration]
#1113500 - siconos: FTBFS with CMake 4
stdgpu_1.3.0+git20220507.32e0517-63d [B][L][T]#1119033 - stdgpu: FTBFS with libamdhip64-dev 6.4.3
synfig_1.5.1+dfsg-4381d [B][L][T]#1079335 - synfig FTBFS with autoconf 2.72
tiledarray_1.0.0-168d [B][L][T]#1087560 - tiledarray: FTBFS: missing cstdint include
xemacs21_21.4.24-12304d [B][L][T]#1075659 - xemacs21: ftbfs with GCC-14
xpra_3.1.5+dfsg1-0.257d [B][L][T]#1067627 - FTBFS: error: comparison of integer expressions of different signedness: ‘long unsigned int’ and ‘long int’
#1072463 - xpra: FTBFS with ffmpeg 7.0: xpra/codecs/enc_ffmpeg/encoder.c:11208:115: error: passing argument 6 of ‘avio_alloc_context’ from incompatible pointer type [-Werror=incompatible-pointer-types]
bibledit-cloud_5.1.034-116h [B][L][T] 
11 FTBFS packages on riscv64 with a patch pending
cuneiform_1.1.0+dfsg-1361d [B][L][T]#1115251 - cuneiform: fix FTBFS on riscv64
epics-base_7.0.8.1+dfsg1-834d [B][L][T]#1079604 - epics-base:FTBFS:build failure (not support riscv64)
flexpart_9.02-2714d [B][L][T]#1120039 - flexpart: fix FTBFS on riscv64
haskell-charsetdetect-ae_1.1.0.4-7.1193d [B][L][T]#1104895 - haskell-charsetdetect-ae: please add build support for riscv64
libapache2-mod-python_3.5.0.1-3313d [B][L][T]#1092440 - FTBFS with Python 3.13: error: implicit declaration of function '_PyImport_FixupExtensionObject'
libprelude_5.2.0-5.6296d [B][L][T]#1081473 - FTBFS with Python 3.13
llvmlite_0.44.0-164d [B][L][T]#1071569 - llvmlite:FTBFS:compile failed(test: plugin distutils failed with: exit code=134)
#1120659 - llvmlite: prevent tests break on loong64
mayo_0.9.0+ds-2213d [B][L][T]#1104187 - mayo:FTBFS:build failed(error: #error Unknown platform)
scrollz_2.2.3-2605d [B][L][T]#1066483 - scrollz: FTBFS: configure: error: Fatal: You must get working getaddrinfo() function.
sks_1.1.6+git20210302.c3ba6d5a-4.1465d [B][L][T]#1073911 - FTBFS with OCaml 5.2.0 (Uses C functions without caml_ prefix)
valentina_1.0.0~dfsg-264d [B][L][T]#1087710 - valentina: failing autopkgtest