我正在尝试向现有应用程序添加颤振。因此，在制作应用程序之前，我尝试使用全新的 Xcode 10 Single View Application。我在https://github.com/flutter/flutter/wiki/Add-Flutter-to-existing-apps上遵循了教程，但在目标的构建阶段添加运行脚本后卡住了。它给出了错误：
错误：
iphoneos/AFEiOS.build
export TEMP_ROOT=/Users/dhavalkansara/Library/Developer/Xcode/DerivedData/AFEiOS-gctxucyuhlhesnfkbuxfswkozboo/Build/Intermediates.noindex
export TOOLCHAINS=com.apple.dt.toolchain.XcodeDefault
export TOOLCHAIN_DIR=/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain
export TREAT_MISSING_BASELINES_AS_TEST_FAILURES=NO
export TeamIdentifierPrefix=RQ9BPQCP49.
export UID=501
export UNLOCALIZED_RESOURCES_FOLDER_PATH=AFEiOS.app
export UNSTRIPPED_PRODUCT=NO
export USER=dhavalkansara
export USER_APPS_DIR=/Users/dhavalkansara/Applications
export USER_LIBRARY_DIR=/Users/dhavalkansara/Library
export USE_DYNAMIC_NO_PIC=YES
export USE_HEADERMAP=YES
export USE_HEADER_SYMLINKS=NO
export VALIDATE_PRODUCT=NO
export VALID_ARCHS="arm64 arm64e armv7 armv7s"
export VERBOSE_PBXCP=NO
export VERSIONPLIST_PATH=AFEiOS.app/version.plist
export VERSION_INFO_BUILDER=dhavalkansara
export VERSION_INFO_FILE=AFEiOS_vers.c
export VERSION_INFO_STRING=""@(#)PROGRAM:AFEiOS PROJECT:AFEiOS-""
export WRAPPER_EXTENSION=app
export WRAPPER_NAME=AFEiOS.app
export WRAPPER_SUFFIX=.app
export WRAP_ASSET_PACKS_IN_SEPARATE_DIRECTORIES=NO
export XCODE_APP_SUPPORT_DIR=/Applications/Xcode.app/Contents/Developer/Library/Xcode
export XCODE_PRODUCT_BUILD_VERSION=10E1001
export XCODE_VERSION_ACTUAL=1020
export XCODE_VERSION_MAJOR=1000
export XCODE_VERSION_MINOR=1020
export XPCSERVICES_FOLDER_PATH=AFEiOS.app/XPCServices
export YACC=yacc
export arch=undefined_arch …