[package - main-i386-default][textproc/regex2dfa] Failed for regex2dfa-0.1.6_3 in build

From: <pkg-fallout_at_FreeBSD.org>
Date: Tue, 12 Nov 2024 22:44:07 UTC
You are receiving this mail as a port that you maintain
is failing to build on the FreeBSD package build server.
Please investigate the failure and submit a PR to fix
build.

Maintainer:     egypcio@FreeBSD.org
Log URL:        https://pkg-status.freebsd.org/beefy17/data/main-i386-default/pea7acb655568_s65a4daeaf32/logs/regex2dfa-0.1.6_3.log
Build URL:      https://pkg-status.freebsd.org/beefy17/build.html?mastername=main-i386-default&build=pea7acb655568_s65a4daeaf32
Log:

=>> Building textproc/regex2dfa
build started at Tue Nov 12 22:43:26 UTC 2024
port directory: /usr/ports/textproc/regex2dfa
package name: regex2dfa-0.1.6_3
building for: FreeBSD main-i386-default-job-11 15.0-CURRENT FreeBSD 15.0-CURRENT 1500026 i386
maintained by: egypcio@FreeBSD.org
Makefile datestamp: -rw-r--r--  1 root wheel 1079 Sep  8  2022 /usr/ports/textproc/regex2dfa/Makefile
Ports top last git commit: ea7acb65556
Ports top unclean checkout: no
Port dir last git commit: fb16dfecae4
Port dir unclean checkout: no
Poudriere version: poudriere-git-3.4.2
Host OSVERSION: 1500023
Jail OSVERSION: 1500026
Job Id: 11




!!! Jail is newer than host. (Jail: 1500026, Host: 1500023) !!!
!!! This is not supported. !!!
!!! Host kernel must be same or newer than jail. !!!
!!! Expect build failures. !!!



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---Begin OPTIONS List---
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--MAINTAINER--
egypcio@FreeBSD.org
--End MAINTAINER--

--CONFIGURE_ARGS--
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--CONFIGURE_ENV--
MAKE=gmake XDG_DATA_HOME=/wrkdirs/usr/ports/textproc/regex2dfa/work  XDG_CONFIG_HOME=/wrkdirs/usr/ports/textproc/regex2dfa/work  XDG_CACHE_HOME=/wrkdirs/usr/ports/textproc/regex2dfa/work/.cache  HOME=/wrkdirs/usr/ports/textproc/regex2dfa/work TMPDIR="/tmp" PATH=/wrkdirs/usr/ports/textproc/regex2dfa/work/.bin:/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin:/root/bin PKG_CONFIG_LIBDIR=/wrkdirs/usr/ports/textproc/regex2dfa/work/.pkgconfig:/usr/local/libdata/pkgconfig:/usr/local/share/pkgconfig:/usr/libdata/pkgconfig SHELL=/bin/sh CONFIG_SHELL=/bin/sh CONFIG_SITE=/usr/ports/Templates/config.site lt_cv_sys_max_cmd_len=524288
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--PLIST_SUB--
OSREL=15.0 PREFIX=%D LOCALBASE=/usr/local  RESETPREFIX=/usr/local LIB32DIR=lib DOCSDIR="share/doc/regex2dfa"  EXAMPLESDIR="share/examples/regex2dfa"  DATADIR="share/regex2dfa"  WWWDIR="www/regex2dfa"  ETCDIR="etc/regex2dfa"
--End PLIST_SUB--

--SUB_LIST--
PREFIX=/usr/local LOCALBASE=/usr/local  DATADIR=/usr/local/share/regex2dfa DOCSDIR=/usr/local/share/doc/regex2dfa EXAMPLESDIR=/usr/local/share/examples/regex2dfa  WWWDIR=/usr/local/www/regex2dfa ETCDIR=/usr/local/etc/regex2dfa
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---Begin make.conf---
# XXX: We really need this but cannot use it while 'make checksum' does not
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####  ####
# XXX: We really need this but cannot use it while 'make checksum' does not
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--Resource limits--
ulimit: can't get limit: Invalid argument
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=======================<phase: check-sanity   >============================
===== env: NO_DEPENDS=yes USER=root UID=0 GID=0
===>  License APACHE20 accepted by the user
===========================================================================
=======================<phase: pkg-depends    >============================
===== env: USE_PACKAGE_DEPENDS_ONLY=1 USER=root UID=0 GID=0
===>   regex2dfa-0.1.6_3 depends on file: /usr/local/sbin/pkg - not found
===>   Installing existing package /packages/All/pkg-1.21.3.pkg
[main-i386-default-job-11] Installing pkg-1.21.3...
[main-i386-default-job-11] Extracting pkg-1.21.3: .......... done
===>   regex2dfa-0.1.6_3 depends on file: /usr/local/sbin/pkg - found
===>   Returning to build of regex2dfa-0.1.6_3
===========================================================================
=======================<phase: fetch-depends  >============================
===== env: USE_PACKAGE_DEPENDS_ONLY=1 USER=root UID=0 GID=0
===========================================================================
=======================<phase: fetch          >============================
===== env: NO_DEPENDS=yes USER=root UID=0 GID=0
===>  License APACHE20 accepted by the user
===> Fetching all distfiles required by regex2dfa-0.1.6_3 for building
===========================================================================
=======================<phase: checksum       >============================
===== env: NO_DEPENDS=yes USER=root UID=0 GID=0
===>  License APACHE20 accepted by the user
===> Fetching all distfiles required by regex2dfa-0.1.6_3 for building
=> SHA256 Checksum OK for kpdyer-regex2dfa-0.1.6_GH0.tar.gz.
===========================================================================
=======================<phase: extract-depends>============================
===== env: USE_PACKAGE_DEPENDS_ONLY=1 USER=root UID=0 GID=0
===========================================================================
=======================<phase: extract        >============================
===== env: NO_DEPENDS=yes USER=root UID=0 GID=0
===>  License APACHE20 accepted by the user
===> Fetching all distfiles required by regex2dfa-0.1.6_3 for building
===>  Extracting for regex2dfa-0.1.6_3
=> SHA256 Checksum OK for kpdyer-regex2dfa-0.1.6_GH0.tar.gz.
===========================================================================
=======================<phase: patch-depends  >============================
===== env: USE_PACKAGE_DEPENDS_ONLY=1 USER=root UID=0 GID=0
===========================================================================
=======================<phase: patch          >============================
===== env: NO_DEPENDS=yes USER=root UID=0 GID=0
===>  Patching for regex2dfa-0.1.6_3
===>  Applying FreeBSD patches for regex2dfa-0.1.6_3 from /usr/ports/textproc/regex2dfa/files
/usr/bin/sed -i.bak -e 's|-ldl||g'  /wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/Makefile.in  /wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src/bin/Makefile.in  /wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src/extensions/far/Makefile.in  /wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src/extensions/linear/Makefile.in  /wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src/extensions/pdt/Makefile.in  /wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src/test/Makefile.in
===========================================================================
=======================<phase: build-depends  >============================
===== env: USE_PACKAGE_DEPENDS_ONLY=1 USER=root UID=0 GID=0
===>   regex2dfa-0.1.6_3 depends on package: gmake>=4.4.1 - not found
===>   Installing existing package /packages/All/gmake-4.4.1.pkg
<snip>
checking for objdump... objdump
checking how to recognize dependent libraries... pass_all
checking for dlltool... no
checking how to associate runtime and link libraries... printf %s\n
checking for ar... ar
checking for archiver @FILE support... no
checking for strip... strip
checking for ranlib... ranlib
checking command to parse /usr/bin/nm output from cc object... ok
checking for sysroot... no
checking for mt... mt
checking if mt is a manifest tool... no
checking how to run the C preprocessor... cpp
checking for ANSI C header files... (cached) yes
checking for sys/types.h... (cached) yes
checking for sys/stat.h... (cached) yes
checking for stdlib.h... (cached) yes
checking for string.h... (cached) yes
checking for memory.h... (cached) yes
checking for strings.h... (cached) yes
checking for inttypes.h... (cached) yes
checking for stdint.h... (cached) yes
checking for unistd.h... (cached) yes
checking for dlfcn.h... (cached) yes
checking for objdir... .libs
checking if cc supports -fno-rtti -fno-exceptions... yes
checking for cc option to produce PIC... -fPIC -DPIC
checking if cc PIC flag -fPIC -DPIC works... yes
checking if cc static flag -static works... yes
checking if cc supports -c -o file.o... yes
checking if cc supports -c -o file.o... (cached) yes
checking whether the cc linker (/usr/bin/ld) supports shared libraries... yes
checking dynamic linker characteristics... freebsd15.0 ld.so
checking how to hardcode library paths into programs... immediate
checking whether stripping libraries is possible... yes
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... no
checking whether to build static libraries... yes
checking how to run the C++ preprocessor... c++ -E
checking for ld used by c++... /usr/bin/ld
checking if the linker (/usr/bin/ld) is GNU ld... yes
checking whether the c++ linker (/usr/bin/ld) supports shared libraries... yes
checking for c++ option to produce PIC... -fPIC -DPIC
checking if c++ PIC flag -fPIC -DPIC works... yes
checking if c++ static flag -static works... yes
checking if c++ supports -c -o file.o... yes
checking if c++ supports -c -o file.o... (cached) yes
checking whether the c++ linker (/usr/bin/ld) supports shared libraries... yes
checking dynamic linker characteristics... freebsd15.0 ld.so
checking how to hardcode library paths into programs... immediate
configure: creating ./config.status
config.status: creating Makefile
config.status: creating src/Makefile
config.status: creating src/include/Makefile
config.status: creating src/lib/Makefile
config.status: creating src/bin/Makefile
config.status: creating src/test/Makefile
config.status: creating src/extensions/Makefile
config.status: creating src/extensions/compact/Makefile
config.status: creating src/extensions/const/Makefile
config.status: creating src/extensions/far/Makefile
config.status: creating src/extensions/linear/Makefile
config.status: creating src/extensions/lookahead/Makefile
config.status: creating src/extensions/ngram/Makefile
config.status: creating src/extensions/pdt/Makefile
config.status: creating src/script/Makefile
config.status: creating config.h
config.status: creating src/include/fst/config.h
config.status: src/include/fst/config.h is unchanged
config.status: executing depfiles commands
config.status: executing libtool commands
configure: creating ./config.status
config.status: creating Makefile
===========================================================================
=======================<phase: build          >============================
===== env: NO_DEPENDS=yes USER=root UID=0 GID=0
===>  Building for regex2dfa-0.1.6_3
sed 's/LogMessage/RE2LogMessage/g' third_party/re2/util/logging.h > third_party/re2/util/logging.h.tmp
cd third_party/openfst && gmake
mkdir -p .libs
mv third_party/re2/util/logging.h.tmp third_party/re2/util/logging.h
touch third_party/re2/util/logging.h.fixed
cd third_party/re2 && gmake obj/libre2.a
gmake[1]: Entering directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst'
gmake[1]: Entering directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/re2'
gmake  all-recursive
gmake[2]: Entering directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst'
c++ -o obj/util/arena.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG util/arena.cc
Making all in src
gmake[3]: Entering directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src'
Making all in include
c++ -o obj/util/hash.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG util/hash.cc
gmake[4]: Entering directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src/include'
gmake[4]: Nothing to be done for 'all'.
gmake[4]: Leaving directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src/include'
Making all in lib
gmake[4]: Entering directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src/lib'
/bin/sh ../../libtool --tag=CXX   --mode=compile c++ -DHAVE_CONFIG_H   -I./../include    -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -std=c++0x -MT compat.lo -MD -MP -MF .deps/compat.Tpo -c -o compat.lo compat.cc
libtool: compile:  c++ -DHAVE_CONFIG_H -I./../include -O2 -pipe -fstack-protector-strong -fno-strict-aliasing -std=c++0x -MT compat.lo -MD -MP -MF .deps/compat.Tpo -c compat.cc -o compat.o
c++ -o obj/util/rune.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG util/rune.cc
/bin/sh ../../libtool --tag=CXX   --mode=compile c++ -DHAVE_CONFIG_H   -I./../include    -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -std=c++0x -MT flags.lo -MD -MP -MF .deps/flags.Tpo -c -o flags.lo flags.cc
libtool: compile:  c++ -DHAVE_CONFIG_H -I./../include -O2 -pipe -fstack-protector-strong -fno-strict-aliasing -std=c++0x -MT flags.lo -MD -MP -MF .deps/flags.Tpo -c flags.cc -o flags.o
c++ -o obj/util/stringpiece.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG util/stringpiece.cc
mv -f .deps/compat.Tpo .deps/compat.Plo
c++ -o obj/util/stringprintf.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG util/stringprintf.cc
/bin/sh ../../libtool --tag=CXX   --mode=compile c++ -DHAVE_CONFIG_H   -I./../include    -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -std=c++0x -MT fst.lo -MD -MP -MF .deps/fst.Tpo -c -o fst.lo fst.cc
libtool: compile:  c++ -DHAVE_CONFIG_H -I./../include -O2 -pipe -fstack-protector-strong -fno-strict-aliasing -std=c++0x -MT fst.lo -MD -MP -MF .deps/fst.Tpo -c fst.cc -o fst.o
c++ -o obj/util/strutil.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG util/strutil.cc
mv -f .deps/flags.Tpo .deps/flags.Plo
c++ -o obj/util/valgrind.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG util/valgrind.cc
c++ -o obj/re2/bitstate.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/bitstate.cc
In file included from fst.cc:26:
In file included from ./../include/fst/matcher-fst.h:26:
In file included from ./../include/fst/lookahead-matcher.h:28:
In file included from ./../include/fst/label-reachable.h:32:
In file included from ./../include/fst/accumulator.h:36:
In file included from ./../include/fst/replace.h:40:
In file included from ./../include/fst/state-table.h:31:
./../include/fst/bi-table.h:356:31: error: no member named 's_' in 'VectorHashBiTable<I, T, S, FP, H, HS>'
  356 |       : selector_(new S(table.s_)),
      |                         ~~~~~ ^
/bin/sh ../../libtool --tag=CXX   --mode=compile c++ -DHAVE_CONFIG_H   -I./../include    -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -std=c++0x -MT properties.lo -MD -MP -MF .deps/properties.Tpo -c -o properties.lo properties.cc
libtool: compile:  c++ -DHAVE_CONFIG_H -I./../include -O2 -pipe -fstack-protector-strong -fno-strict-aliasing -std=c++0x -MT properties.lo -MD -MP -MF .deps/properties.Tpo -c properties.cc -o properties.o
mv -f .deps/properties.Tpo .deps/properties.Plo
c++ -o obj/re2/compile.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/compile.cc
1 error generated.
gmake[4]: *** [Makefile:328: fst.lo] Error 1
gmake[4]: Leaving directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src/lib'
gmake[3]: *** [Makefile:260: all-recursive] Error 1
gmake[3]: Leaving directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst/src'
gmake[2]: *** [Makefile:312: all-recursive] Error 1
gmake[2]: Leaving directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst'
gmake[1]: *** [Makefile:235: all] Error 2
gmake[1]: Leaving directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/openfst'
gmake: *** [Makefile:70: third_party/openfst/src/lib/.libs/libfst.a] Error 2
gmake: *** Waiting for unfinished jobs....
c++ -o obj/re2/dfa.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/dfa.cc
c++ -o obj/re2/filtered_re2.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/filtered_re2.cc
c++ -o obj/re2/mimics_pcre.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/mimics_pcre.cc
c++ -o obj/re2/nfa.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/nfa.cc
c++ -o obj/re2/onepass.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/onepass.cc
c++ -o obj/re2/parse.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/parse.cc
c++ -o obj/re2/perl_groups.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/perl_groups.cc
c++ -o obj/re2/prefilter.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/prefilter.cc
c++ -o obj/re2/prefilter_tree.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/prefilter_tree.cc
re2/prefilter.cc:268:7: warning: 'this' pointer cannot be null in well-defined C++ code; comparison may be assumed to always evaluate to false [-Wtautological-undefined-compare]
  268 |   if (this == NULL) {
      |       ^~~~    ~~~~
re2/prefilter.cc:668:7: warning: 'this' pointer cannot be null in well-defined C++ code; comparison may be assumed to always evaluate to false [-Wtautological-undefined-compare]
  668 |   if (this == NULL)
      |       ^~~~    ~~~~
c++ -o obj/re2/prog.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/prog.cc
2 warnings generated.
c++ -o obj/re2/re2.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/re2.cc
c++ -o obj/re2/regexp.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/regexp.cc
c++ -o obj/re2/set.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/set.cc
re2/regexp.cc:876:7: warning: 'this' pointer cannot be null in well-defined C++ code; comparison may be assumed to always evaluate to false [-Wtautological-undefined-compare]
  876 |   if (this == NULL)
      |       ^~~~    ~~~~
c++ -o obj/re2/simplify.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/simplify.cc
c++ -o obj/re2/tostring.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/tostring.cc
1 warning generated.
c++ -o obj/re2/unicode_casefold.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/unicode_casefold.cc
c++ -o obj/re2/unicode_groups.o  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -Wno-sign-compare -c -I.    -DNDEBUG re2/unicode_groups.cc
ar -rv obj/libre2.a obj/util/arena.o obj/util/hash.o obj/util/rune.o obj/util/stringpiece.o obj/util/stringprintf.o obj/util/strutil.o obj/util/valgrind.o obj/re2/bitstate.o obj/re2/compile.o obj/re2/dfa.o obj/re2/filtered_re2.o obj/re2/mimics_pcre.o obj/re2/nfa.o obj/re2/onepass.o obj/re2/parse.o obj/re2/perl_groups.o obj/re2/prefilter.o obj/re2/prefilter_tree.o obj/re2/prog.o obj/re2/re2.o obj/re2/regexp.o obj/re2/set.o obj/re2/simplify.o obj/re2/tostring.o obj/re2/unicode_casefold.o obj/re2/unicode_groups.o 
ar: warning: creating obj/libre2.a
a - obj/util/arena.o
a - obj/util/hash.o
a - obj/util/rune.o
a - obj/util/stringpiece.o
a - obj/util/stringprintf.o
a - obj/util/strutil.o
a - obj/util/valgrind.o
a - obj/re2/bitstate.o
a - obj/re2/compile.o
a - obj/re2/dfa.o
a - obj/re2/filtered_re2.o
a - obj/re2/mimics_pcre.o
a - obj/re2/nfa.o
a - obj/re2/onepass.o
a - obj/re2/parse.o
a - obj/re2/perl_groups.o
a - obj/re2/prefilter.o
a - obj/re2/prefilter_tree.o
a - obj/re2/prog.o
a - obj/re2/re2.o
a - obj/re2/regexp.o
a - obj/re2/set.o
a - obj/re2/simplify.o
a - obj/re2/tostring.o
a - obj/re2/unicode_casefold.o
a - obj/re2/unicode_groups.o
gmake[1]: Leaving directory '/wrkdirs/usr/ports/textproc/regex2dfa/work/regex2dfa-0.1.6/third_party/re2'
===> Compilation failed unexpectedly.
Try to set MAKE_JOBS_UNSAFE=yes and rebuild before reporting the failure to
the maintainer.
*** Error code 1

Stop.
make: stopped making "build" in /usr/ports/textproc/regex2dfa