Mac installation is failed- Please help.

[msoruc]

I am getting the fallowing error and tried to install couple times.

Installing COSMOS gem
Building native extensions. This could take a while...
ERROR: Error installing cosmos:
ERROR: Failed to build gem native extension.
/Users/................../.rbenv/versions/2.2.4/bin/ruby -r ./siteconf20170301-67846-1e207qn.rb extconf.rb

make "DESTDIR=" clean
mkdir ext/build
mkdir bin/2.2
mkdir bin/plugins
mkdir bin/plugins/accessible
mkdir bin/plugins/bearer
mkdir bin/plugins/codecs
mkdir bin/plugins/designer
mkdir bin/plugins/graphicssystems
mkdir bin/plugins/iconengines
mkdir bin/plugins/imageformats
mkdir bin/plugins/phonon_backend
mkdir bin/plugins/qmltooling
mkdir bin/plugins/sqldrivers
mkdir lib/2.2
cd ext/build; rm -rf CMakeFiles
cd ext/build; rm -rf generator
cd ext/build; rm -rf smoke
cd ext/build; rm -rf ruby
cd ext/build; rm *
rm: *: No such file or directory
make: [clean] Error 1 (ignored)

make "DESTDIR="
mkdir ext/build
mkdir: ext/build: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/2.2
mkdir: bin/2.2: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins
mkdir: bin/plugins: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins/accessible
mkdir: bin/plugins/accessible: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins/bearer
mkdir: bin/plugins/bearer: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins/codecs
mkdir: bin/plugins/codecs: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins/designer
mkdir: bin/plugins/designer: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins/graphicssystems
mkdir: bin/plugins/graphicssystems: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins/iconengines
mkdir: bin/plugins/iconengines: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins/imageformats
mkdir: bin/plugins/imageformats: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins/phonon_backend
mkdir: bin/plugins/phonon_backend: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins/qmltooling
mkdir: bin/plugins/qmltooling: File exists
make: [makedirs] Error 1 (ignored)
mkdir bin/plugins/sqldrivers
mkdir: bin/plugins/sqldrivers: File exists
make: [makedirs] Error 1 (ignored)
mkdir lib/2.2
mkdir: lib/2.2: File exists
make: [makedirs] Error 1 (ignored)
cd ext/build; rm -rf CMakeFiles
cd ext/build; rm -rf generator
cd ext/build; rm -rf smoke
cd ext/build; rm -rf ruby
cd ext/build; rm *
rm: *: No such file or directory
make: [clean] Error 1 (ignored)
cd ext/build;
cmake -DCMAKE_MINIMUM_REQUIRED_VERSION=2.6
-G "Unix Makefiles"
-Wno-dev
-DRUBY_EXECUTABLE=/Users/.................../.rbenv/versions/2.2.4/bin/ruby
..
-- The C compiler identification is AppleClang 8.0.0.8000042
-- The CXX compiler identification is AppleClang 8.0.0.8000042
-- Check for working C compiler: /Library/Developer/CommandLineTools/usr/bin/cc
-- Check for working C compiler: /Library/Developer/CommandLineTools/usr/bin/cc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Check for working CXX compiler: /Library/Developer/CommandLineTools/usr/bin/c++
-- Check for working CXX compiler: /Library/Developer/CommandLineTools/usr/bin/c++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
CMake Error at /usr/local/Cellar/cmake/3.7.2/share/cmake/Modules/FindQt4.cmake:1318 (message):
Found unsuitable Qt version "" from NOTFOUND, this code requires Qt 4.x
Call Stack (most recent call first):
generator/CMakeLists.txt:3 (find_package)

-- Configuring incomplete, errors occurred!
See also "/Users/......................../.rbenv/versions/2.2.4/lib/ruby/gems/2.2.0/gems/qtbindings-4.8.6.3/ext/build/CMakeFiles/CMakeOutput.log".
make: [build] Error 1 (ignored)
cd ext/build; make
make[1]: *** No targets specified and no makefile found. Stop.
make: *** [build] Error 2

make failed, exit code 2

Gem files will remain installed in /Users/..................../.rbenv/versions/2.2.4/lib/ruby/gems/2.2.0/gems/qtbindings-4.8.6.3 for inspection.
Results logged to /Users/....................../.rbenv/versions/2.2.4/lib/ruby/gems/2.2.0/extensions/x86_64-darwin-16/2.2.0/qtbindings-4.8.6.3/gem_make.out
Install and run COSMOS demo (Yn): y
Install COSMOS Demo - If successful COSMOS should launch
/dev/fd/63: line 44: cosmos: command not found
The file /Users/........................../cosmosdemo/tools/mac/Launcher.app does not exist.

[ghost]

It looks like qt4 support was dropped on Sierra. We're moving to qt5 but it won't be ready for a month or so. Until then this should install it:

brew tap cartr/qt4
brew tap-pin cartr/qt4
brew install qt

After doing that, try reinstalling COSMOS and let me know if it works.

[msoruc]

It worked. Thank you.