diff --git a/build_env/build_library.sh b/build_env/build_library.sh
index 0aca576..795b5e3 100755
--- a/build_env/build_library.sh
+++ b/build_env/build_library.sh
@@ -151,7 +151,9 @@ if [ ! -f "absl_succ" ]; then
 	cmake -DCMAKE_INSTALL_PREFIX="$DEPS_PREFIX" -DCMAKE_CXX_FLAGS=-fPIC -DABSL_ENABLE_INSTALL=ON -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_STANDARD=17 -DABSL_USE_GOOGLETEST_HEAD=OFF  -DCMAKE_POSITION_INDEPENDENT_CODE=ON 
 	make "-j$(nproc)"
 	make install
+    ls -l ${DEPS_PREFIX}/lib64 | grep  flags
     cp absl/flags/libabsl_flags_private_handle_accessor.a ${DEPS_PREFIX}/lib64/
+    ls -l ${DEPS_PREFIX}/lib64 | grep  flags
 	popd
 	touch absl_succ
 	echo "install absl done"
@@ -345,11 +347,11 @@ else
     echo "install boost done"
 fi
 
-
-
+ls -l ${DEPS_PREFIX}/lib64 | grep  flags
 
 # Remove dynamic library files for static link
 find /depends/thirdparty/lib/ -name "lib*so*" | grep -v "libRemarks" | grep -v "libLTO" | xargs rm
 find /depends/thirdparty/lib64/ -name "lib*so*" | grep -v "libRemarks" | grep -v "libLTO" | xargs rm
+ls -l ${DEPS_PREFIX}/lib64 | grep  flags
 
 popd