bundle install log

gemjson

Don't run Bundler as root. Bundler can ask for sudo if it is needed, and
installing your bundle as root will break this application for all non-root
users on this machine.
Fetching gem metadata from https://rubygems.org/...........
Fetching additional metadata from https://rubygems.org/..
Resolving dependencies...
Using rake 10.3.2
Using i18n 0.6.9

Gem::Ext::BuildError: ERROR: Failed to build gem native extension.

    C:/Ruby200-x64/bin/ruby.exe extconf.rb 
creating Makefile

make "DESTDIR=" clean

make "DESTDIR="
generating generator-x64-mingw32.def
compiling generator.c
linking shared-object json/ext/generator.so
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libshell32.a when searching for -lshell32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libshell32.a when searching for -lshell32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libws2_32.a when searching for -lws2_32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libws2_32.a when searching for -lws2_32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libimagehlp.a when searching for -limagehlp
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libimagehlp.a when searching for -limagehlp
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libshlwapi.a when searching for -lshlwapi
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libshlwapi.a when searching for -lshlwapi
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libmingw32.a when searching for -lmingw32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libmingw32.a when searching for -lmingw32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libmoldname.a when searching for -lmoldname
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libmoldname.a when searching for -lmoldname
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libmingwex.a when searching for -lmingwex
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libmingwex.a when searching for -lmingwex
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libmsvcrt.a when searching for -lmsvcrt
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libmsvcrt.a when searching for -lmsvcrt
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libadvapi32.a when searching for -ladvapi32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libadvapi32.a when searching for -ladvapi32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libshell32.a when searching for -lshell32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libshell32.a when searching for -lshell32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libuser32.a when searching for -luser32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libuser32.a when searching for -luser32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libkernel32.a when searching for -lkernel32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libkernel32.a when searching for -lkernel32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libmingw32.a when searching for -lmingw32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libmingw32.a when searching for -lmingw32
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libmoldname.a when searching for -lmoldname
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libmoldname.a when searching for -lmoldname
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libmingwex.a when searching for -lmingwex
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libmingwex.a when searching for -lmingwex
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib/libmsvcrt.a when searching for -lmsvcrt
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: skipping incompatible D:/MinGW/lib/../lib\libmsvcrt.a when searching for -lmsvcrt
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: i386 architecture of input file `D:/MinGW/lib/../lib/dllcrt2.o' is incompatible with i386:x86-64 output
c:/devkit/mingw/bin/../lib/gcc/x86_64-w64-mingw32/4.7.2/../../../../x86_64-w64-mingw32/bin/ld.exe: warning: cannot find entry symbol DllMainCRTStartup; defaulting to 0000000067841000
D:/MinGW/lib/../lib/dllcrt2.o: In function `__dll_exit':
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:149: undefined reference to `_free'
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:157: undefined reference to `_fflush'
D:/MinGW/lib/../lib/dllcrt2.o: In function `DllMainCRTStartup@12':
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:96: undefined reference to `_DllMain@12'
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:59: undefined reference to `_malloc'
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:69: undefined reference to `___dyn_tls_init_callback'
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:76: undefined reference to `__pei386_runtime_relocator'
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:83: undefined reference to `___main'
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:96: undefined reference to `_DllMain@12'
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:62: undefined reference to `__errno'
D:/MinGW/lib/../lib/dllcrt2.o: In function `atexit':
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:175: undefined reference to `___dllonexit'
D:/MinGW/lib/../lib/dllcrt2.o: In function `_onexit':
C:\MinGW\msys\1.0\src\mingwrt/../mingw/dllcrt1.c:191: undefined reference to `___dllonexit'
ertr000001.o:(.rdata+0x0): undefined reference to `_pei386_runtime_relocator'
collect2.exe: error: ld returned 1 exit status
make: *** [generator.so] Error 1

make failed, exit code 2

Gem files will remain installed in C:/Ruby200-x64/lib/ruby/gems/2.0.0/gems/json-1.8.1 for inspection.
Results logged to C:/Ruby200-x64/lib/ruby/gems/2.0.0/extensions/x64-mingw32/2.0.0/json-1.8.1/gem_make.out
An error occurred while installing json (1.8.1), and Bundler cannot continue.
Make sure that `gem install json -v '1.8.1'` succeeds before bundling.