Build fails with XCode Integration Plugin only. (it builds fine with direct build on Mac with XCode.)

Error message is as below.

Please refer to the URL link for similar error with other projects. (not using Jenkins)

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2014-09-28 15:46:30.057 xcodebuild[27399:4007] error: InputFile /Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/Unity-iPhone Tests/Unity-iPhone Tests-Prefix.pch 0 1407485124 204 33204... malformed line 10; 'InputFile' should have exactly five arguments
CompileC build/Unity-iPhone.build/Release-iphoneos/Unity-iPhone\ Tests.build/Objects-normal/armv7/Unity_iPhone_Tests.o Unity-iPhone\ Tests/Unity_iPhone_Tests.m normal armv7 objective-c com.apple.compilers.llvm.clang.1_0.compiler
cd /Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output
export LANG=en_US.US-ASCII
export PATH="/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin:/Applications/Xcode.app/Contents/Developer/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin"
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -x objective-c -arch armv7 -fmessage-length=0 -fdiagnostics-show-note-include-stack -fmacro-backtrace-limit=0 -std=gnu99 -fobjc-arc -fmodules -fmodules-prune-interval=86400 -fmodules-prune-after=345600 -Wnon-modular-include-in-framework-module -Werror=non-modular-include-in-framework-module -Wno-trigraphs -fpascal-strings -Os -Wno-missing-field-initializers -Wno-missing-prototypes -Werror=return-type -Wno-implicit-atomic-properties -Werror=deprecated-objc-isa-usage -Werror=objc-root-class -Wno-receiver-is-weak -Wno-arc-repeated-use-of-weak -Wduplicate-method-match -Wno-missing-braces -Wparentheses -Wswitch -Wunused-function -Wno-unused-label -Wno-unused-parameter -Wunused-variable -Wunused-value -Wempty-body -Wuninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wconstant-conversion -Wint-conversion -Wbool-conversion -Wenum-conversion -Wshorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-selector -Wno-strict-selector-match -Wundeclared-selector -Wno-deprecated-implementations -DNS_BLOCK_ASSERTIONS=1 -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS8.0.sdk -fno-objc-exceptions -fstrict-aliasing -Wprotocol -Wdeprecated-declarations -g -Wno-sign-conversion -miphoneos-version-min=4.3 -iquote /Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build/Unity-iPhone.build/Release-iphoneos/Unity-iPhone\ Tests.build/prj4kr-generated-files.hmap -I/Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build/Unity-iPhone.build/Release-iphoneos/Unity-iPhone\ Tests.build/prj4kr-own-target-headers.hmap -I/Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build/Unity-iPhone.build/Release-iphoneos/Unity-iPhone\ Tests.build/prj4kr-all-target-headers.hmap -iquote /Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build/Unity-iPhone.build/Release-iphoneos/Unity-iPhone\ Tests.build/prj4kr-project-headers.hmap -I/Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build/include -I/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include -I/Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build/Unity-iPhone.build/Release-iphoneos/Unity-iPhone\ Tests.build/DerivedSources/armv7 -I/Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build/Unity-iPhone.build/Release-iphoneos/Unity-iPhone\ Tests.build/DerivedSources -F/Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build -F/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS8.0.sdk/Developer/Library/Frameworks -F/Applications/Xcode.app/Contents/Developer/Library/Frameworks -include /var/folders/ts/gck1fxcx60qc47njdw93k51h0000gn/C/com.apple.DeveloperTools/6.0.1-6A317/Xcode/SharedPrecompiledHeaders/Unity-iPhone\ Tests-Prefix-firlfgbhvycorlfuhztnwbuwnhig/Unity-iPhone\ Tests-Prefix.pch -MMD -MT dependencies -MF /Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build/Unity-iPhone.build/Release-iphoneos/Unity-iPhone\ Tests.build/Objects-normal/armv7/Unity_iPhone_Tests.d --serialize-diagnostics /Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build/Unity-iPhone.build/Release-iphoneos/Unity-iPhone\ Tests.build/Objects-normal/armv7/Unity_iPhone_Tests.dia -c /Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/Unity-iPhone\ Tests/Unity_iPhone_Tests.m -o /Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/build/Unity-iPhone.build/Release-iphoneos/Unity-iPhone\ Tests.build/Objects-normal/armv7/Unity_iPhone_Tests.o
fatal error: file '/Users/Builder/Documents/jenkins/jenkins_slave/workspace/PRJ_Client/iOS/GameClient/Output/Unity-iPhone Tests/Unity-iPhone Tests-Prefix.pch' has been modified since the precompiled header '/var/folders/ts/gck1fxcx60qc47njdw93k51h0000gn/C/com.apple.DeveloperTools/6.0.1-6A317/Xcode/SharedPrecompiledHeaders/Unity-iPhone Tests-Prefix-firlfgbhvycorlfuhztnwbuwnhig/Unity-iPhone Tests-Prefix.pch.pch' was built
note: please rebuild precompiled header '/var/folders/ts/gck1fxcx60qc47njdw93k51h0000gn/C/com.apple.DeveloperTools/6.0.1-6A317/Xcode/SharedPrecompiledHeaders/Unity-iPhone Tests-Prefix-firlfgbhvycorlfuhztnwbuwnhig/Unity-iPhone Tests-Prefix.pch.pch'
1 error generated.