==> Creating clean working copy [build]...done
==> Making package: ruby1.9-libv8 3.16.14.3-4 (Tue Jan  5 09:39:16 EST 2016)
==> Retrieving sources...
  -> Found libv8-3.16.14.3.gem
==> Validating source files with sha512sums...
    libv8-3.16.14.3.gem ... Passed
==> Making package: ruby1.9-libv8 3.16.14.3-4 (Tue Jan  5 09:39:17 EST 2016)
==> Checking runtime dependencies...
==> Installing missing dependencies...
resolving dependencies...
looking for conflicting packages...

Packages (3) libyaml-0.1.6-1  python2-2.7.11-1  ruby1.9-1.9.3_p551-1

Total Download Size:    2.67 MiB
Total Installed Size:  76.68 MiB

:: Proceed with installation? [Y/n] 
:: Retrieving packages ...
downloading ruby1.9-1.9.3_p551-1-armv6h.pkg.tar.xz...
downloading ruby1.9-1.9.3_p551-1-armv6h.pkg.tar.xz...
downloading ruby1.9-1.9.3_p551-1-armv6h.pkg.tar.xz...
downloading ruby1.9-1.9.3_p551-1-armv6h.pkg.tar.xz...
downloading ruby1.9-1.9.3_p551-1-armv6h.pkg.tar.xz...
checking keyring...
checking package integrity...
loading package files...
checking for file conflicts...
checking available disk space...
installing libyaml...
installing ruby1.9...
Optional dependencies for ruby1.9
    tk: for Ruby/TK
installing python2...
Optional dependencies for python2
    tk: for IDLE
    python2-setuptools
    python2-pip
==> Checking buildtime dependencies...
==> Retrieving sources...
  -> Found libv8-3.16.14.3.gem
==> WARNING: Skipping verification of source file PGP signatures.
==> Validating source files with sha512sums...
    libv8-3.16.14.3.gem ... Passed
==> Extracting sources...
==> Entering fakeroot environment...
==> Starting package()...
Building native extensions.  This could take a while...
ERROR:  Error installing libv8-3.16.14.3.gem:
	ERROR: Failed to build gem native extension.

        /usr/share/ruby1.9/bin/ruby-1.9 extconf.rb
creating Makefile
which: no python in (/usr/local/sbin:/usr/local/bin:/usr/bin:/usr/bin/site_perl:/usr/bin/vendor_perl:/usr/bin/core_perl)
Compiling v8 for arm
Using python 2.7.11
Using compiler: /usr/bin/g++
../src/bignum.cc: In member function 'void v8::internal::Bignum::AssignDecimalString(v8::internal::Vector<const char>)':
../src/bignum.cc:103:6: error: assuming signed overflow does not occur when assuming that (X + c) < X is always false [-Werror=strict-overflow]
 void Bignum::AssignDecimalString(Vector<const char> value) {
      ^
cc1plus: all warnings being treated as errors
make[1]: *** [/build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/vendor/v8/out/arm.release/obj.target/preparser_lib/src/bignum.o] Error 1
make: *** [arm.release] Error 2
/build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/ext/libv8/location.rb:36:in `block in verify_installation!': libv8 did not install properly, expected binary v8 archive '/build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/vendor/v8/out/arm.release/obj.target/tools/gyp/libv8_base.a'to exist, but it was not found (Libv8::Location::Vendor::ArchiveNotFound)
	from /build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/ext/libv8/location.rb:35:in `each'
	from /build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/ext/libv8/location.rb:35:in `verify_installation!'
	from /build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/ext/libv8/location.rb:26:in `install!'
	from extconf.rb:7:in `<main>'
GYP_GENERATORS=make \
build/gyp/gyp --generator-output="out" build/all.gyp \
              -Ibuild/standalone.gypi --depth=. \
              -Dv8_target_arch=arm \
              -S.arm  -Dv8_enable_backtrace=1 -Dv8_can_use_vfp2_instructions=false -Dv8_can_use_vfp3_instructions=false -Dv8_use_arm_eabi_hardfloat=true
make[1]: Entering directory '/build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/vendor/v8/out'
  CXX(target) /build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/vendor/v8/out/arm.release/obj.target/preparser_lib/src/allocation.o
  CXX(target) /build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/vendor/v8/out/arm.release/obj.target/preparser_lib/src/atomicops_internals_x86_gcc.o
  CXX(target) /build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/vendor/v8/out/arm.release/obj.target/preparser_lib/src/bignum.o
tools/gyp/preparser_lib.target.arm.mk:116: recipe for target '/build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/vendor/v8/out/arm.release/obj.target/preparser_lib/src/bignum.o' failed
make[1]: Leaving directory '/build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/vendor/v8/out'
Makefile:195: recipe for target 'arm.release' failed


Gem files will remain installed in /build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3 for inspection.
Results logged to /build/ruby1.9-libv8/pkg/ruby1.9-libv8/usr/share/ruby1.9/lib/ruby/gems/1.9.1/gems/libv8-3.16.14.3/ext/libv8/gem_make.out
==> ERROR: A failure occurred in package().
    Aborting...
==> Removing installed dependencies...
checking dependencies...
:: glib2 optionally requires python2: for gdbus-codegen and gtester-report

Packages (3) libyaml-0.1.6-1  python2-2.7.11-1  ruby1.9-1.9.3_p551-1

Total Removed Size:  76.68 MiB

:: Do you want to remove these packages? [Y/n] 
removing ruby1.9...
removing python2...
removing libyaml...
==> ERROR: Build failed, check /chroot/armv6/build/build