target  C++: libv8 <= external/v8/src/assembler.cc
fatal error: error in backend: IO failure on output stream.
[ 45% 22341/49142] build /home/pranavaryans/cypher/out/target/product/oxygen/obj/STATIC_LIBRARIES/libv8_intermediates/src/api.o
FAILED: /home/pranavaryans/cypher/out/target/product/oxygen/obj/STATIC_LIBRARIES/libv8_intermediates/src/api.o
/bin/bash -c "(echo -e \"\\033[32m\"\"target  C++:\"\"\\033[0m\"\" libv8 <= external/v8/src/api.cc\" ) && (mkdir -p /home/pranavaryans/cypher/out/target/product/oxygen/obj/STA
TIC_LIBRARIES/libv8_intermediates/src/ ) && (PWD=/proc/self/cwd  prebuilts/clang/host/linux-x86/clang-2690385/bin/clang++ -I device/xiaomi/oxygen/include -I external/v8/src -I
 external/v8 -I /home/pranavaryans/cypher/out/target/product/oxygen/obj/STATIC_LIBRARIES/libv8_intermediates -I /home/pranavaryans/cypher/out/target/product/oxygen/gen/STATIC_
LIBRARIES/libv8_intermediates -I libnativehelper/include/nativehelper \$(cat /home/pranavaryans/cypher/out/target/product/oxygen/obj/STATIC_LIBRARIES/libv8_intermediates/impor
t_includes) -isystem system/core/include -isystem system/media/audio/include -isystem hardware/libhardware/include -isystem hardware/libhardware_legacy/include -isystem libnat
ivehelper/include -isystem frameworks/native/include -isystem frameworks/native/opengl/include -isystem frameworks/av/include -isystem frameworks/base/include -isystem hardwar
e/ril-caf/include -isystem /home/pranavaryans/cypher/out/target/product/oxygen/obj/include -isystem bionic/libc/arch-arm64/include -isystem bionic/libc/include -isystem bionic
/libc/kernel/uapi -isystem bionic/libc/kernel/common -isystem bionic/libc/kernel/uapi/asm-arm64 -isystem bionic/libm/include -isystem bionic/libm/include/arm64 -c    -fno-exce
ptions -Wno-multichar -fno-strict-aliasing -fstack-protector-strong -ffunction-sections -fdata-sections -funwind-tables -Wa,--noexecstack -Werror=format-security -D_FORTIFY_SO
URCE=2 -fno-short-enums -no-canonical-prefixes -Werror=pointer-to-int-cast -Werror=int-to-pointer-cast -Werror=implicit-function-declaration -DQCOM_HARDWARE -DQCOM_BSP -DQTI_B
SP -DANDROID -fmessage-length=0 -W -Wall -Wno-unused -Winit-self -Wpointer-arith -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Werror=da
te-time -DNDEBUG -O2 -g -Wstrict-aliasing=2 -DNDEBUG -UDEBUG  -D__compiler_offsetof=__builtin_offsetof -Werror=int-conversion -Wno-reserved-id-macro -Wno-format-pedantic -Wno-
unused-command-line-argument -fcolor-diagnostics -nostdlibinc     -target aarch64-linux-android -Bprebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9/aarch64-linux-andro
id/bin    -fvisibility-inlines-hidden -DQCOM_HARDWARE -DQCOM_BSP -DQTI_BSP -Wsign-promo  -Wno-inconsistent-missing-override -nostdlibinc     -fno-rtti -Wno-endif-labels -Wno-i
mport -Wno-format -Wno-unused-parameter -Wno-sign-compare -Wno-missing-field-initializers -fno-exceptions -fvisibility=hidden -DENABLE_DEBUGGER_SUPPORT -DENABLE_LOGGING_AND_PR
OFILING -DENABLE_VMSTATE_TRACKING -DV8_NATIVE_REGEXP -DV8_I18N_SUPPORT -std=gnu++0x -fPIC -DV8_TARGET_ARCH_ARM64 -D_USING_LIBCXX -no-integrated-as -std=gnu++14  -Werror=int-to
-pointer-cast -Werror=pointer-to-int-cast  -Werror=address-of-temporary -Werror=null-dereference -Werror=return-type    -MD -MF /home/pranavaryans/cypher/out/target/product/ox
ygen/obj/STATIC_LIBRARIES/libv8_intermediates/src/api.d -o /home/pranavaryans/cypher/out/target/product/oxygen/obj/STATIC_LIBRARIES/libv8_intermediates/src/api.o external/v8/s
rc/api.cc ) && (cp /home/pranavaryans/cypher/out/target/product/oxygen/obj/STATIC_LIBRARIES/libv8_intermediates/src/api.d /home/pranavaryans/cypher/out/target/product/oxygen/o
bj/STATIC_LIBRARIES/libv8_intermediates/src/api.P; sed -e 's/#.*//' -e 's/^[^:]*: *//' -e 's/ *\\\\\$//' -e '/^\$/ d' -e 's/\$/ :/' < /home/pranavaryans/cypher/out/target/prod
uct/oxygen/obj/STATIC_LIBRARIES/libv8_intermediates/src/api.d >> /home/pranavaryans/cypher/out/target/product/oxygen/obj/STATIC_LIBRARIES/libv8_intermediates/src/api.P; rm -f
/home/pranavaryans/cypher/out/target/product/oxygen/obj/STATIC_LIBRARIES/libv8_intermediates/src/api.d )"
target  C++: libv8 <= external/v8/src/api.cc
fatal error: error in backend: IO failure on output stream.
ninja: build stopped: subcommand failed.
make: *** [build/core/ninja.mk:152: ninja_wrapper] Error 1
make: Leaving directory '/home/pranavaryans/cypher'
#### make failed to build some targets (43:48 (mm:ss)) ####
pranavaryans@romsnew:~/cypher$