[Android Q&A, Help & Troubleshooting] 318cyz:
I always get this error.

see the log.

318cyz@laptop-65uur49o:~/aosp$ make clobber
19:27:20 Entire build directory removed.

#### build completed successfully (1 seconds) ####

318cyz@laptop-65uur49o:~/aosp$ make -j16
============================================
PLATFORM_VERSION_CODENAME=REL
PLATFORM_VERSION=9
TARGET_PRODUCT=aosp_arm64
TARGET_BUILD_VARIANT=eng
TARGET_BUILD_TYPE=release
TARGET_ARCH=arm64
TARGET_ARCH_VARIANT=armv8-a
TARGET_CPU_VARIANT=generic
TARGET_2ND_ARCH=arm
TARGET_2ND_ARCH_VARIANT=armv8-a
TARGET_2ND_CPU_VARIANT=generic
HOST_ARCH=x86_64
HOST_2ND_ARCH=x86
HOST_OS=linux
HOST_OS_EXTRA=Linux-5.13.0-35-generic-x86_64-Ubuntu-20.04.4-LTS
HOST_CROSS_OS=windows
HOST_CROSS_ARCH=x86
HOST_CROSS_2ND_ARCH=x86_64
HOST_BUILD_TYPE=release
BUILD_ID=PPR1.180610.009
OUT_DIR=out
============================================
[1/1] out/soong/.minibootstrap/minibp out/soong/.bootstrap/build.ninja
[55/56] glob prebuilts/ndk/stl.bp
[77/77] out/soong/.bootstrap/bin/soong_build out/soong/build.ninja
out/build-aosp_arm64-cleanspec.ninja is missing, regenerating...
out/build-aosp_arm64.ninja is missing, regenerating...
[564/934] including system/sepolicy/Android.mk ...
system/sepolicy/Android.mk:79: warning: BOARD_SEPOLICY_VERS not specified, assuming current platform version
[934/934] including tools/tradefederation/core/Android.mk ...
[ 99% 1148/1149] glob tools/tradefederation/core/atest/**/*.py
[ 0% 118/104563] host C++: aapt <= frameworks/base/tools/aapt/Main.cpp
FAILED: out/host/linux-x86/obj/EXECUTABLES/aapt_intermediates/Main.o
/bin/bash -c "PWD=/proc/self/cwd prebuilts/misc/linux-x86/ccache/ccache prebuilts/clang/host/linux-x86/clang-4691093/bin/clang++ -I frameworks/base/tools/aapt -I out/host/linux-x86/obj/EXECUTABLES/aapt_intermediates -I out/host/linux-x86/gen/EXECUTABLES/aapt_intermediates -I libnativehelper/include_jni \$(cat out/host/linux-x86/obj/EXECUTABLES/aapt_intermediates/import_includes) -I system/core/include -I system/media/audio/include -I hardware/libhardware/include -I hardware/libhardware_legacy/include -I hardware/ril/include -I libnativehelper/include -I frameworks/native/include -I frameworks/native/opengl/include -I frameworks/av/include -c -Wa,--noexecstack -fPIC -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fstack-protector -D__STDC_FORMAT_MACROS -D__STDC_CONSTANT_MACROS --gcc-toolchain=prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.15-4.8 --sysroot prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.15-4.8/sysroot -fstack-protector-strong -m64 -DANDROID -fmessage-length=0 -W -Wall -Wno-unused -Winit-self -Wpointer-arith -no-canonical-prefixes -DNDEBUG -UDEBUG -fno-exceptions -Wno-multichar -O2 -g -fno-strict-aliasing -fdebug-prefix-map=/proc/self/cwd= -D__compiler_offsetof=__builtin_offsetof -Werror=int-conversion -Wno-reserved-id-macro -Wno-format-pedantic -Wno-unused-command-line-argument -fcolor-diagnostics -Wno-expansion-to-defined -Wno-zero-as-null-pointer-constant -fdebug-prefix-map=\$PWD/= -target x86_64-linux-gnu -Bprebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.15-4.8/x86_64-linux/bin -Wsign-promo -Wno-inconsistent-missing-override -Wno-null-dereference -D_LIBCPP_ENABLE_THREAD_SAFETY_ANNOTATIONS -Wno-thread-safety-negative -Wno-gnu-include-next -isystem prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.15-4.8/x86_64-linux/include/c++/4.8 -isystem prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.15-4.8/x86_64-linux/include/c++/4.8/backward -isystem prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.15-4.8/x86_64-linux/include/c++/4.8/x86_64-linux -std=gnu++14 -DAAPT_VERSION=\\\"\$(cat out/build_number.txt)\\\" -Wall -Werror -fPIE -D_USING_LIBCXX -DANDROID_STRICT -nostdinc++ -Werror=int-to-pointer-cast -Werror=pointer-to-int-cast -Werror=address-of-temporary -Werror=return-type -Wno-tautological-constant-compare -Wno-null-pointer-arithmetic -Wno-enum-compare -Wno-enum-compare-switch -MD -MF out/host/linux-x86/obj/EXECUTABLES/aapt_intermediates/Main.d -o out/host/linux-x86/obj/EXECUTABLES/aapt_intermediates/Main.o frameworks/base/tools/aapt/Main.cpp"
prebuilts/clang/host/linux-x86/clang-4691093/bin/clang++.real: error while loading shared libraries: libtinfo.so.5: cannot open shared object file: No such file or directory
[ 0% 133/104563] Check module type: out/target/product/generic_arm64/obj/SHARED_LIBRARIES/libunwind_intermediates/link_type
ninja: build stopped: subcommand failed.
19:28:36 ninja failed with: exit status 1

#### failed to build some targets (01:15 (mm:ss)) ####

318cyz@laptop-65uur49o:~/aosp$