The build took 00h 01m 04s and was NOT successful.
The program in this build is written in the following languages, according to sloccount:
| SLOC | Language | 
|---|---|
| 40,140 | ansic | 
| 1,658 | sh | 
| 63 | perl | 
| 41,861 | total | 
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Removed vanilla repositories from pacman.conf and added:
        There were existing files in /sysroot, using those
        CMD: sudo -u tuscan PATH=/sysroot/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin CC=clang CXX=clang++ red makepkg --noextract --syncdeps --skipinteg --skippgpcheck --skipchecksums --noconfirm --nocolor --log --noprogressbar --nocheck
        ==> Making package: screen 4.4.0-1 (Wed Apr  5 02:18:43 UTC 2017)==> Checking runtime dependencies...==> Checking buildtime dependencies...==> WARNING: Using existing $srcdir/ tree==> Starting build()...this is screen version 4.4.0checking for x86_64-unknown-linux-gcc... clangchecking whether the C compiler works... yeschecking for C compiler default output file name... a.outchecking for suffix of executables... checking whether we are cross compiling... yeschecking for suffix of object files... ochecking whether we are using the GNU C compiler... yeschecking whether clang accepts -g... yeschecking for clang option to accept ISO C89... none neededchecking how to run the C preprocessor... clang -Echecking for grep that handles long lines and -e... /usr/sbin/grepchecking for egrep... /usr/sbin/grep -Echecking whether clang needs -traditional... nochecking for library containing strerror... none requiredchecking for ANSI C header files... yeschecking for sys/types.h... yeschecking for sys/stat.h... yeschecking for stdlib.h... yeschecking for string.h... yeschecking for memory.h... yeschecking for strings.h... yeschecking for inttypes.h... yeschecking for stdint.h... yeschecking for unistd.h... yeschecking minix/config.h usability... nochecking minix/config.h presence... nochecking for minix/config.h... nochecking whether it is safe to define __EXTENSIONS__... yesconfigure: error: in `/tmp/screen/src/screen-4.4.0':configure: error: cannot run test program while cross compilingSee `config.log' for more details==> ERROR: A failure occurred in build().    Aborting...Printing config logfiles
        CMD: config logfiles '/tmp/screen/src/screen-4.4.0/config.log'
        This file contains any messages produced by compilers whilerunning configure, to aid debugging if configure makes a mistake.It was created by configure, which wasgenerated by GNU Autoconf 2.69.  Invocation command line was$ ./configure --host=x86_64-unknown-linux --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info --enable-colors256 --enable-pam --enable-rxvt_osc --enable-telnet --with-pty-group=5 --with-socket-dir=/run/screens --with-sys-screenrc=/etc/screenrc## --------- #### Platform. #### --------- ##hostname = a60f2349dab0uname -m = x86_64uname -r = 4.10.6-1-ARCHuname -s = Linuxuname -v = #1 SMP PREEMPT Mon Mar 27 08:28:22 CEST 2017/usr/bin/uname -p = unknown/bin/uname -X     = unknown/bin/arch              = unknown/usr/bin/arch -k       = unknown/usr/convex/getsysinfo = unknown/usr/bin/hostinfo      = unknown/bin/machine           = unknown/usr/bin/oslevel       = unknown/bin/universe          = unknownPATH: /sysroot/binPATH: /usr/local/sbinPATH: /usr/local/binPATH: /usr/sbinPATH: /usr/binPATH: /sbinPATH: /bin## ----------- #### Core tests. #### ----------- ##configure:2322: checking for x86_64-unknown-linux-gccconfigure:2349: result: clangconfigure:2618: checking for C compiler versionconfigure:2627: clang --version >&5clang version 3.8.1Target: x86_64-unknown-linux-gnuThread model: posixInstalledDir: /configure:2638: $? = 0configure:2627: clang -v >&5clang version 3.8.1Target: x86_64-unknown-linux-gnuThread model: posixInstalledDir: /Found candidate GCC installation: //../lib/gcc/x86_64-pc-linux-gnu/6.1.1Found candidate GCC installation: //../lib64/gcc/x86_64-pc-linux-gnu/6.1.1Selected GCC installation: //../lib64/gcc/x86_64-pc-linux-gnu/6.1.1Candidate multilib: .;@m64Selected multilib: .;@m64configure:2638: $? = 0configure:2627: clang -V >&5clang-3.8: error: argument to '-V' is missing (expected 1 value)clang-3.8: error: no input filesconfigure:2638: $? = 1configure:2627: clang -qversion >&5clang-3.8: error: unknown argument: '-qversion'clang-3.8: error: no input filesconfigure:2638: $? = 1configure:2658: checking whether the C compiler worksconfigure:2680: clang    conftest.c  >&5configure:2684: $? = 0configure:2732: result: yesconfigure:2735: checking for C compiler default output file nameconfigure:2737: result: a.outconfigure:2743: checking for suffix of executablesconfigure:2750: clang -o conftest    conftest.c  >&5configure:2754: $? = 0configure:2776: result:configure:2798: checking whether we are cross compilingconfigure:2806: clang -o conftest    conftest.c  >&5configure:2810: $? = 0configure:2817: ./conftest./conftest: error while loading shared libraries: /usr/lib/libc.so: invalid ELF headerconfigure:2821: $? = 127configure:2836: result: yesconfigure:2841: checking for suffix of object filesconfigure:2863: clang -c   conftest.c >&5configure:2867: $? = 0configure:2888: result: oconfigure:2892: checking whether we are using the GNU C compilerconfigure:2911: clang -c   conftest.c >&5configure:2911: $? = 0configure:2920: result: yesconfigure:2929: checking whether clang accepts -gconfigure:2949: clang -c -g  conftest.c >&5configure:2949: $? = 0configure:2990: result: yesconfigure:3007: checking for clang option to accept ISO C89configure:3070: clang  -c   conftest.c >&5configure:3070: $? = 0configure:3083: result: none neededconfigure:3108: checking how to run the C preprocessorconfigure:3139: clang -E  conftest.cconfigure:3139: $? = 0configure:3153: clang -E  conftest.cconftest.c:9:10: fatal error: 'ac_nonexistent.h' file not found#include ^1 error generated.configure:3153: $? = 1configure: failed program was:| /* confdefs.h */| #define PACKAGE_NAME ""| #define PACKAGE_TARNAME ""| #define PACKAGE_VERSION ""| #define PACKAGE_STRING ""| #define PACKAGE_BUGREPORT ""| #define PACKAGE_URL ""| /* end confdefs.h.  */| #include configure:3178: result: clang -Econfigure:3198: clang -E  conftest.cconfigure:3198: $? = 0configure:3212: clang -E  conftest.cconftest.c:9:10: fatal error: 'ac_nonexistent.h' file not found#include ^1 error generated.configure:3212: $? = 1configure: failed program was:| /* confdefs.h */| #define PACKAGE_NAME ""| #define PACKAGE_TARNAME ""| #define PACKAGE_VERSION ""| #define PACKAGE_STRING ""| #define PACKAGE_BUGREPORT ""| #define PACKAGE_URL ""| /* end confdefs.h.  */| #include configure:3242: checking for grep that handles long lines and -econfigure:3300: result: /usr/sbin/grepconfigure:3305: checking for egrepconfigure:3367: result: /usr/sbin/grep -Econfigure:3373: checking whether clang needs -traditionalconftest.c:9:10: fatal error: 'sgtty.h' file not found#include ^1 error generated.conftest.c:9:10: fatal error: 'termio.h' file not found#include ^1 error generated.configure:3407: result: noconfigure:3414: checking for library containing strerrorconfigure:3445: clang -o conftest    conftest.c  >&5conftest.c:16:6: warning: incompatible redeclaration of library function 'strerror' [-Wincompatible-library-redeclaration]char strerror ();^conftest.c:16:6: note: 'strerror' is a builtin with type 'char *(int)'1 warning generated.configure:3445: $? = 0configure:3462: result: none requiredconfigure:3470: checking for ANSI C header filesconfigure:3490: clang -c   conftest.c >&5configure:3490: $? = 0configure:3574: result: yesconfigure:3587: checking for sys/types.hconfigure:3587: clang -c   conftest.c >&5configure:3587: $? = 0configure:3587: result: yesconfigure:3587: checking for sys/stat.hconfigure:3587: clang -c   conftest.c >&5configure:3587: $? = 0configure:3587: result: yesconfigure:3587: checking for stdlib.hconfigure:3587: clang -c   conftest.c >&5configure:3587: $? = 0configure:3587: result: yesconfigure:3587: checking for string.hconfigure:3587: clang -c   conftest.c >&5configure:3587: $? = 0configure:3587: result: yesconfigure:3587: checking for memory.hconfigure:3587: clang -c   conftest.c >&5configure:3587: $? = 0configure:3587: result: yesconfigure:3587: checking for strings.hconfigure:3587: clang -c   conftest.c >&5configure:3587: $? = 0configure:3587: result: yesconfigure:3587: checking for inttypes.hconfigure:3587: clang -c   conftest.c >&5configure:3587: $? = 0configure:3587: result: yesconfigure:3587: checking for stdint.hconfigure:3587: clang -c   conftest.c >&5configure:3587: $? = 0configure:3587: result: yesconfigure:3587: checking for unistd.hconfigure:3587: clang -c   conftest.c >&5configure:3587: $? = 0configure:3587: result: yesconfigure:3600: checking minix/config.h usabilityconfigure:3600: clang -c   conftest.c >&5conftest.c:52:10: fatal error: 'minix/config.h' file not found#include ^1 error generated.configure:3600: $? = 1configure: failed program was:| /* confdefs.h */| #define PACKAGE_NAME ""| #define PACKAGE_TARNAME ""| #define PACKAGE_VERSION ""| #define PACKAGE_STRING ""| #define PACKAGE_BUGREPORT ""| #define PACKAGE_URL ""| #define STDC_HEADERS 1| #define HAVE_SYS_TYPES_H 1| #define HAVE_SYS_STAT_H 1| #define HAVE_STDLIB_H 1| #define HAVE_STRING_H 1| #define HAVE_MEMORY_H 1| #define HAVE_STRINGS_H 1| #define HAVE_INTTYPES_H 1| #define HAVE_STDINT_H 1| #define HAVE_UNISTD_H 1| /* end confdefs.h.  */| #include | #ifdef HAVE_SYS_TYPES_H| # include | #endif| #ifdef HAVE_SYS_STAT_H| # include | #endif| #ifdef STDC_HEADERS| # include | # include | #else| # ifdef HAVE_STDLIB_H| #  include | # endif| #endif| #ifdef HAVE_STRING_H| # if !defined STDC_HEADERS && defined HAVE_MEMORY_H| #  include | # endif| # include | #endif| #ifdef HAVE_STRINGS_H| # include | #endif| #ifdef HAVE_INTTYPES_H| # include | #endif| #ifdef HAVE_STDINT_H| # include | #endif| #ifdef HAVE_UNISTD_H| # include | #endif| #include configure:3600: result: noconfigure:3600: checking minix/config.h presenceconfigure:3600: clang -E  conftest.cconftest.c:19:10: fatal error: 'minix/config.h' file not found#include ^1 error generated.configure:3600: $? = 1configure: failed program was:| /* confdefs.h */| #define PACKAGE_NAME ""| #define PACKAGE_TARNAME ""| #define PACKAGE_VERSION ""| #define PACKAGE_STRING ""| #define PACKAGE_BUGREPORT ""| #define PACKAGE_URL ""| #define STDC_HEADERS 1| #define HAVE_SYS_TYPES_H 1| #define HAVE_SYS_STAT_H 1| #define HAVE_STDLIB_H 1| #define HAVE_STRING_H 1| #define HAVE_MEMORY_H 1| #define HAVE_STRINGS_H 1| #define HAVE_INTTYPES_H 1| #define HAVE_STDINT_H 1| #define HAVE_UNISTD_H 1| /* end confdefs.h.  */| #include configure:3600: result: noconfigure:3600: checking for minix/config.hconfigure:3600: result: noconfigure:3621: checking whether it is safe to define __EXTENSIONS__configure:3639: clang -c   conftest.c >&5configure:3639: $? = 0configure:3646: result: yesconfigure:3662: error: in `/tmp/screen/src/screen-4.4.0':configure:3664: error: cannot run test program while cross compilingSee `config.log' for more details## ---------------- #### Cache variables. #### ---------------- ##ac_cv_c_compiler_gnu=yesac_cv_env_CC_set=setac_cv_env_CC_value=clangac_cv_env_CFLAGS_set=setac_cv_env_CFLAGS_value=ac_cv_env_CPPFLAGS_set=setac_cv_env_CPPFLAGS_value=ac_cv_env_CPP_set=ac_cv_env_CPP_value=ac_cv_env_LDFLAGS_set=setac_cv_env_LDFLAGS_value=ac_cv_env_LIBS_set=ac_cv_env_LIBS_value=ac_cv_env_build_alias_set=ac_cv_env_build_alias_value=ac_cv_env_host_alias_set=setac_cv_env_host_alias_value=x86_64-unknown-linuxac_cv_env_target_alias_set=ac_cv_env_target_alias_value=ac_cv_header_inttypes_h=yesac_cv_header_memory_h=yesac_cv_header_minix_config_h=noac_cv_header_stdc=yesac_cv_header_stdint_h=yesac_cv_header_stdlib_h=yesac_cv_header_string_h=yesac_cv_header_strings_h=yesac_cv_header_sys_stat_h=yesac_cv_header_sys_types_h=yesac_cv_header_unistd_h=yesac_cv_objext=oac_cv_path_EGREP='/usr/sbin/grep -E'ac_cv_path_GREP=/usr/sbin/grepac_cv_prog_CC=clangac_cv_prog_CPP='clang -E'ac_cv_prog_cc_c89=ac_cv_prog_cc_g=yesac_cv_prog_gcc_traditional=noac_cv_safe_to_define___extensions__=yesac_cv_search_strerror='none required'## ----------------- #### Output variables. #### ----------------- ##AWK=''CC='clang'CFLAGS=''CPP='clang -E'CPPFLAGS=''DEFS=''ECHO_C=''ECHO_N='-n'ECHO_T=''EGREP='/usr/sbin/grep -E'ETCSCREENRC=''EXEEXT=''GREP='/usr/sbin/grep'INSTALL_DATA=''INSTALL_PROGRAM=''INSTALL_SCRIPT=''LDFLAGS=''LIBOBJS=''LIBS=''LTLIBOBJS=''OBJEXT='o'PACKAGE_BUGREPORT=''PACKAGE_NAME=''PACKAGE_STRING=''PACKAGE_TARNAME=''PACKAGE_URL=''PACKAGE_VERSION=''PATH_SEPARATOR=':'SHELL='/bin/sh'VERSION='4.4.0'WRITEPATH=''XTERMPATH=''ac_ct_CC=''ac_prefix_program=''bindir='${exec_prefix}/bin'build_alias=''datadir='${datarootdir}'datarootdir='${prefix}/share'docdir='${datarootdir}/doc/${PACKAGE}'dvidir='${docdir}'exec_prefix='NONE'host_alias='x86_64-unknown-linux'htmldir='${docdir}'includedir='${prefix}/include'infodir='/usr/share/info'libdir='${exec_prefix}/lib'libexecdir='${exec_prefix}/libexec'localedir='${datarootdir}/locale'localstatedir='${prefix}/var'mandir='/usr/share/man'oldincludedir='/usr/include'pdfdir='${docdir}'prefix='/usr'program_transform_name='s,x,x,'psdir='${docdir}'sbindir='${exec_prefix}/sbin'sharedstatedir='${prefix}/com'sysconfdir='${prefix}/etc'target_alias=''## ----------- #### confdefs.h. #### ----------- ##/* confdefs.h */#define PACKAGE_NAME ""#define PACKAGE_TARNAME ""#define PACKAGE_VERSION ""#define PACKAGE_STRING ""#define PACKAGE_BUGREPORT ""#define PACKAGE_URL ""#define STDC_HEADERS 1#define HAVE_SYS_TYPES_H 1#define HAVE_SYS_STAT_H 1#define HAVE_STDLIB_H 1#define HAVE_STRING_H 1#define HAVE_MEMORY_H 1#define HAVE_STRINGS_H 1#define HAVE_INTTYPES_H 1#define HAVE_STDINT_H 1#define HAVE_UNISTD_H 1#define __EXTENSIONS__ 1#define _ALL_SOURCE 1#define _GNU_SOURCE 1#define _POSIX_PTHREAD_SEMANTICS 1#define _TANDEM_SOURCE 1configure: exit 1