Unable to continue running Ionic application

Hi folks, I need your help. I ran ionic emulate ios and I got an error.

Error: ios-sim was not found. Please download, build and install version 3.0 or greater from https://github.com/phonegap/ios-sim into your path. Or 'npm install -g ios-sim' using node.js: http://nodejs.org/

So I ran npm install -g ios-sim but also had errors. Here is the complete log that I copied from my ssh session

-
> ios-sim@3.1.1 preinstall /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim
> rake build

xcodebuild clean -project ios-sim.xcodeproj
=== CLEAN NATIVE TARGET ios-sim OF PROJECT ios-sim WITH THE DEFAULT CONFIGURATION (Release) ===
Check dependencies

Clean.Remove clean build/ios-sim.build/Release/ios-sim.build
    builtin-rm -rf /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build

Clean.Remove clean build/Release/ios-sim.dSYM
    builtin-rm -rf /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release/ios-sim.dSYM

Clean.Remove clean build/Release/ios-sim
    builtin-rm -rf /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release/ios-sim

Clean.Remove clean /var/folders/vx/h7jghk3x3w77trslk7bf4tlh0000gn/C/com.apple.Xcode.501/SharedPrecompiledHeaders/ios-sim_Prefix-elbuirpcbgdtjadtmpvgzxeipgiu/ios-sim_Prefix.pch.pth
    builtin-rm -rf /var/folders/vx/h7jghk3x3w77trslk7bf4tlh0000gn/C/com.apple.Xcode.501/SharedPrecompiledHeaders/ios-sim_Prefix-elbuirpcbgdtjadtmpvgzxeipgiu/ios-sim_Prefix.pch.pth


** CLEAN SUCCEEDED **

xcodebuild -project ios-sim.xcodeproj -configuration Release SYMROOT=build
Build settings from command line:
    SYMROOT = build

=== BUILD NATIVE TARGET ios-sim OF PROJECT ios-sim WITH CONFIGURATION Release ===
Check dependencies

ProcessPCH /var/folders/vx/h7jghk3x3w77trslk7bf4tlh0000gn/C/com.apple.Xcode.501/SharedPrecompiledHeaders/ios-sim_Prefix-elbuirpcbgdtjadtmpvgzxeipgiu/ios-sim_Prefix.pch.pth ios-sim_Prefix.pch normal i386 objective-c com.apple.compilers.llvm.clang.1_0.compiler
    cd /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim
    setenv LANG en_US.US-ASCII
    /Applications/Xcode463.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -x objective-c-header -arch i386 -fmessage-length=0 -std=gnu99 -Wno-trigraphs -fpascal-strings -Os -Wno-missing-field-initializers -Wno-missing-prototypes -Wreturn-type -Wno-implicit-atomic-properties -Wno-receiver-is-weak -Wformat -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wunused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-enum-conversion -Wno-shorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-selector -Wno-strict-selector-match -Wno-undeclared-selector -Wno-deprecated-implementations -isysroot /Applications/Xcode463.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.8.sdk -fasm-blocks -fstrict-aliasing -Wprotocol -Wdeprecated-declarations -mmacosx-version-min=10.7 -g -fvisibility=hidden -Wno-sign-conversion -iquote /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-generated-files.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-own-target-headers.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-all-target-headers.hmap -iquote /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-project-headers.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release/include -I. -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/DerivedSources/i386 -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/DerivedSources -F/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release --serialize-diagnostics /var/folders/vx/h7jghk3x3w77trslk7bf4tlh0000gn/C/com.apple.Xcode.501/SharedPrecompiledHeaders/ios-sim_Prefix-elbuirpcbgdtjadtmpvgzxeipgiu/ios-sim_Prefix.pch.dia -c /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/ios-sim_Prefix.pch -o /var/folders/vx/h7jghk3x3w77trslk7bf4tlh0000gn/C/com.apple.Xcode.501/SharedPrecompiledHeaders/ios-sim_Prefix-elbuirpcbgdtjadtmpvgzxeipgiu/ios-sim_Prefix.pch.pth -MMD -MT dependencies -MF /var/folders/vx/h7jghk3x3w77trslk7bf4tlh0000gn/C/com.apple.Xcode.501/SharedPrecompiledHeaders/ios-sim_Prefix-elbuirpcbgdtjadtmpvgzxeipgiu/ios-sim_Prefix.pch.d

CompileC build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/NSString+expandPath.o Source/NSString+expandPath.m normal i386 objective-c com.apple.compilers.llvm.clang.1_0.compiler
    cd /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim
    setenv LANG en_US.US-ASCII
    /Applications/Xcode463.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -x objective-c -arch i386 -fmessage-length=0 -std=gnu99 -Wno-trigraphs -fpascal-strings -Os -Wno-missing-field-initializers -Wno-missing-prototypes -Wreturn-type -Wno-implicit-atomic-properties -Wno-receiver-is-weak -Wformat -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wunused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-enum-conversion -Wno-shorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-selector -Wno-strict-selector-match -Wno-undeclared-selector -Wno-deprecated-implementations -isysroot /Applications/Xcode463.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.8.sdk -fasm-blocks -fstrict-aliasing -Wprotocol -Wdeprecated-declarations -mmacosx-version-min=10.7 -g -fvisibility=hidden -Wno-sign-conversion -iquote /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-generated-files.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-own-target-headers.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-all-target-headers.hmap -iquote /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-project-headers.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release/include -I. -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/DerivedSources/i386 -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/DerivedSources -F/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release -include /var/folders/vx/h7jghk3x3w77trslk7bf4tlh0000gn/C/com.apple.Xcode.501/SharedPrecompiledHeaders/ios-sim_Prefix-elbuirpcbgdtjadtmpvgzxeipgiu/ios-sim_Prefix.pch -MMD -MT dependencies -MF /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/NSString+expandPath.d --serialize-diagnostics /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/NSString+expandPath.dia -c /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Source/NSString+expandPath.m -o /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/NSString+expandPath.o

CompileC build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/nsprintf.o Source/nsprintf.m normal i386 objective-c com.apple.compilers.llvm.clang.1_0.compiler
    cd /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim
    setenv LANG en_US.US-ASCII
    /Applications/Xcode463.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -x objective-c -arch i386 -fmessage-length=0 -std=gnu99 -Wno-trigraphs -fpascal-strings -Os -Wno-missing-field-initializers -Wno-missing-prototypes -Wreturn-type -Wno-implicit-atomic-properties -Wno-receiver-is-weak -Wformat -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wunused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-enum-conversion -Wno-shorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-selector -Wno-strict-selector-match -Wno-undeclared-selector -Wno-deprecated-implementations -isysroot /Applications/Xcode463.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.8.sdk -fasm-blocks -fstrict-aliasing -Wprotocol -Wdeprecated-declarations -mmacosx-version-min=10.7 -g -fvisibility=hidden -Wno-sign-conversion -iquote /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-generated-files.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-own-target-headers.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-all-target-headers.hmap -iquote /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-project-headers.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release/include -I. -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/DerivedSources/i386 -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/DerivedSources -F/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release -include /var/folders/vx/h7jghk3x3w77trslk7bf4tlh0000gn/C/com.apple.Xcode.501/SharedPrecompiledHeaders/ios-sim_Prefix-elbuirpcbgdtjadtmpvgzxeipgiu/ios-sim_Prefix.pch -MMD -MT dependencies -MF /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/nsprintf.d --serialize-diagnostics /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/nsprintf.dia -c /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Source/nsprintf.m -o /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/nsprintf.o

CompileC build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/iPhoneSimulator.o Source/iPhoneSimulator.m normal i386 objective-c com.apple.compilers.llvm.clang.1_0.compiler
    cd /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim
    setenv LANG en_US.US-ASCII
    /Applications/Xcode463.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -x objective-c -arch i386 -fmessage-length=0 -std=gnu99 -Wno-trigraphs -fpascal-strings -Os -Wno-missing-field-initializers -Wno-missing-prototypes -Wreturn-type -Wno-implicit-atomic-properties -Wno-receiver-is-weak -Wformat -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wunused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-enum-conversion -Wno-shorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-selector -Wno-strict-selector-match -Wno-undeclared-selector -Wno-deprecated-implementations -isysroot /Applications/Xcode463.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.8.sdk -fasm-blocks -fstrict-aliasing -Wprotocol -Wdeprecated-declarations -mmacosx-version-min=10.7 -g -fvisibility=hidden -Wno-sign-conversion -iquote /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-generated-files.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-own-target-headers.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-all-target-headers.hmap -iquote /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-project-headers.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release/include -I. -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/DerivedSources/i386 -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/DerivedSources -F/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release -include /var/folders/vx/h7jghk3x3w77trslk7bf4tlh0000gn/C/com.apple.Xcode.501/SharedPrecompiledHeaders/ios-sim_Prefix-elbuirpcbgdtjadtmpvgzxeipgiu/ios-sim_Prefix.pch -MMD -MT dependencies -MF /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/iPhoneSimulator.d --serialize-diagnostics /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/iPhoneSimulator.dia -c /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Source/iPhoneSimulator.m -o /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/iPhoneSimulator.o
In file included from /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Source/iPhoneSimulator.m:8:
In file included from /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Source/iPhoneSimulator.h:9:
/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/DVTiPhoneSimulatorRemoteClient/DVTiPhoneSimulatorRemoteClient.h:11:16: warning: redefinition of typedef 'CDUnknownBlockType' is a C11 feature [-Wtypedef-redefinition]
typedef void (^CDUnknownBlockType)(void); // return type and parameters are unknown
               ^
/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/DVTiPhoneSimulatorRemoteClient/../CoreSimulator/CoreSimulator.h:11:16: note: previous definition is here
typedef void (^CDUnknownBlockType)(void); // return type and parameters are unknown
               ^
/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Source/iPhoneSimulator.m:510:52: error: property 'firstObject' not found on object of type 'NSArray *'
                NSString* typeIdentifier = [deviceTypeAndVersion.firstObject stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];
                                                                 ^
/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Source/iPhoneSimulator.m:135:20: error: returning 'NSArray' from a function with incompatible result type 'NSString *'
            return parts[1];
                   ^~~~~~~~
1 warning and 2 errors generated.

CompileC build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/main.o Source/main.m normal i386 objective-c com.apple.compilers.llvm.clang.1_0.compiler
    cd /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim
    setenv LANG en_US.US-ASCII
    /Applications/Xcode463.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -x objective-c -arch i386 -fmessage-length=0 -std=gnu99 -Wno-trigraphs -fpascal-strings -Os -Wno-missing-field-initializers -Wno-missing-prototypes -Wreturn-type -Wno-implicit-atomic-properties -Wno-receiver-is-weak -Wformat -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wunused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-enum-conversion -Wno-shorten-64-to-32 -Wpointer-sign -Wno-newline-eof -Wno-selector -Wno-strict-selector-match -Wno-undeclared-selector -Wno-deprecated-implementations -isysroot /Applications/Xcode463.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.8.sdk -fasm-blocks -fstrict-aliasing -Wprotocol -Wdeprecated-declarations -mmacosx-version-min=10.7 -g -fvisibility=hidden -Wno-sign-conversion -iquote /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-generated-files.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-own-target-headers.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-all-target-headers.hmap -iquote /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/ios-sim-project-headers.hmap -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release/include -I. -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/DerivedSources/i386 -I/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/DerivedSources -F/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/Release -include /var/folders/vx/h7jghk3x3w77trslk7bf4tlh0000gn/C/com.apple.Xcode.501/SharedPrecompiledHeaders/ios-sim_Prefix-elbuirpcbgdtjadtmpvgzxeipgiu/ios-sim_Prefix.pch -MMD -MT dependencies -MF /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/main.d --serialize-diagnostics /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/main.dia -c /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Source/main.m -o /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/main.o
In file included from /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Source/main.m:10:
In file included from /Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Source/iPhoneSimulator.h:9:
/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/DVTiPhoneSimulatorRemoteClient/DVTiPhoneSimulatorRemoteClient.h:11:16: warning: redefinition of typedef 'CDUnknownBlockType' is a C11 feature [-Wtypedef-redefinition]
typedef void (^CDUnknownBlockType)(void); // return type and parameters are unknown
               ^
/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/DVTiPhoneSimulatorRemoteClient/../CoreSimulator/CoreSimulator.h:11:16: note: previous definition is here
typedef void (^CDUnknownBlockType)(void); // return type and parameters are unknown
               ^
1 warning generated.


** BUILD FAILED **


The following build commands failed:
	CompileC build/ios-sim.build/Release/ios-sim.build/Objects-normal/i386/iPhoneSimulator.o Source/iPhoneSimulator.m normal i386 objective-c com.apple.compilers.llvm.clang.1_0.compiler
(1 failure)
rake aborted!
Command failed with status (65): [xcodebuild -project ios-sim.xcodeproj -con...]
/Users/johndoe/.nvm/v0.10.30/lib/node_modules/ios-sim/Rakefile:13:in `block in <top (required)>'
/Users/johndoe/.rvm/gems/ruby-1.9.3-p429/bin/ruby_noexec_wrapper:14:in `eval'
/Users/johndoe/.rvm/gems/ruby-1.9.3-p429/bin/ruby_noexec_wrapper:14:in `<main>'
Tasks: TOP => build
(See full trace by running task with --trace)
npm ERR! ios-sim@3.1.1 preinstall: `rake build`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the ios-sim@3.1.1 preinstall script.
npm ERR! This is most likely a problem with the ios-sim package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     rake build
npm ERR! You can get their info via:
npm ERR!     npm owner ls ios-sim
npm ERR! There is likely additional logging output above.

npm ERR! System Darwin 12.3.0
npm ERR! command "/Users/johndoe/.nvm/v0.10.30/bin/node" "/Users/johndoe/.nvm/v0.10.30/bin/npm" "install" "-g" "ios-sim"
npm ERR! cwd /Users/johndoe/repos/gymapp/myApp/www
npm ERR! node -v v0.10.30
npm ERR! npm -v 1.4.21
npm ERR! code ELIFECYCLE
npm ERR!
npm ERR! Additional logging details can be found in:
npm ERR!     /Users/johndoe/repos/gymapp/myApp/www/npm-debug.log
npm ERR! not ok code 0

I’m don’t understand the error. I’m not sure if I am missing any library on my Mountain Lion.
Any help would be greatly appreciated. Thanks!

Finally, I got it working by installing android sdk macox.