==> Synchronizing chroot copy [/chroot/armv8/root] -> [build]...done
==> Making package: google-coredumper 1.2.1-4 (Mon Mar  4 22:42:57 EST 2019)
==> Retrieving sources...
  -> Found coredumper-1.2.1.tar.gz
  -> Found fixes.diff
==> Validating source files with sha512sums...
    coredumper-1.2.1.tar.gz ... Passed
    fixes.diff ... Passed
Host and machine ids are equal (b6eac563832547c9ad9408127b1b4375): refusing to link journals
==> Making package: google-coredumper 1.2.1-4 (Mon 04 Mar 2019 10:43:03 PM EST)
==> Checking runtime dependencies...
==> Checking buildtime dependencies...
==> Retrieving sources...
  -> Found coredumper-1.2.1.tar.gz
  -> Found fixes.diff
==> WARNING: Skipping all source file integrity checks.
==> Extracting sources...
  -> Extracting coredumper-1.2.1.tar.gz with bsdtar
==> Starting prepare()...
File src/coredumper_unittest.c is read-only; trying to patch anyway
patching file src/coredumper_unittest.c
File src/elfcore.c is read-only; trying to patch anyway
patching file src/elfcore.c
File src/linux_syscall_support_unittest.cc is read-only; trying to patch anyway
patching file src/linux_syscall_support_unittest.cc
File src/linuxthreads.c is read-only; trying to patch anyway
patching file src/linuxthreads.c
==> Starting build()...
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking for gcc... gcc
checking for C compiler default output file name... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables... 
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ANSI C... none needed
checking for style of include used by make... GNU
checking dependency style of gcc... gcc3
checking for g++... g++
checking whether we are using the GNU C++ compiler... yes
checking whether g++ accepts -g... yes
checking dependency style of g++... gcc3
checking for a BSD-compatible install... /usr/bin/install -c
checking build system type... ./config.guess: unable to guess system type

This script, last modified 2005-08-03, has failed to recognize
the operating system you are using. It is advised that you
download the most up to date version of the config scripts from

  http://savannah.gnu.org/cgi-bin/viewcvs/*checkout*/config/config/config.guess
and
  http://savannah.gnu.org/cgi-bin/viewcvs/*checkout*/config/config/config.sub

If the version you run (./config.guess) is already up to date, please
send the following data and any information you think might be
pertinent to <config-patches@gnu.org> in order to provide the needed
information to handle your system.

config.guess timestamp = 2005-08-03

uname -m = aarch64
uname -r = 4.17.3-1-ARCH
uname -s = Linux
uname -v = #1 SMP Tue Jun 26 20:31:09 MDT 2018

/usr/bin/uname -p = unknown
/bin/uname -X     = 

hostinfo               = 
/bin/universe          = 
/usr/bin/arch -k       = 
/bin/arch              = 
/usr/bin/oslevel       = 
/usr/convex/getsysinfo = 

UNAME_MACHINE = aarch64
UNAME_RELEASE = 4.17.3-1-ARCH
UNAME_SYSTEM  = Linux
UNAME_VERSION = #1 SMP Tue Jun 26 20:31:09 MDT 2018
configure: error: cannot guess build type; you must specify one
==> ERROR: A failure occurred in build().
    Aborting...
==> ERROR: Build failed, check /chroot/armv8/build/build