ruby on rails - rake assets:precompile, Command failed with status (137): -

i trying precompile assets using assets:precompile command getting below error.

** invoke assets:precompile (first_time) ** execute assets:precompile /root/jruby-1.7.9/bin/jruby /root/jruby-1.7.9/bin/rake assets:precompile:all rails_env=production rails_groups=assets --trace ** invoke assets:precompile:all (first_time) ** invoke assets:cache:clean (first_time) ** invoke assets:environment (first_time) ** execute assets:environment ** invoke environment (first_time) ** execute environment ** execute assets:cache:clean ** execute assets:precompile:all rake aborted! command failed status (137): [/root/jruby-1.7.9/bin/jruby /root/jruby-1....] /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/file_utils.rb:55:in create_shell_runner' org/jruby/rubyproc.java:271:incall' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/file_utils.rb:45:in sh' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/file_utils_ext.rb:41:in sh' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/file_utils.rb:82:in ruby' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/file_utils_ext.rb:41:in ruby' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/turbo-sprockets-rails3-0.3.11/lib/turbo-sprockets/tasks/assets.rake:24:in ruby_rake_task' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/turbo-sprockets-rails3-0.3.11/lib/turbo-sprockets/tasks/assets.rake:33:in invoke_or_reboot_rake_task' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/turbo-sprockets-rails3-0.3.11/lib/turbo-sprockets/tasks/assets.rake:50:in (root)' org/jruby/rubyproc.java:271:incall' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/task.rb:236:in execute' org/jruby/rubyarray.java:1613:ineach' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/task.rb:231:in execute' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/task.rb:175:in invoke_with_call_chain' /root/jruby-1.7.9/lib/ruby/1.9/monitor.rb:211:in mon_synchronize' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/task.rb:168:in invoke_with_call_chain' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/task.rb:161:in invoke' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/application.rb:149:in invoke_task' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/application.rb:106:in top_level' org/jruby/rubyarray.java:1613:ineach' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/application.rb:106:in top_level' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/application.rb:115:in run_with_threads' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/application.rb:100:in top_level' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/application.rb:78:in run' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/application.rb:165:in standard_exception_handling' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/lib/rake/application.rb:75:in run' /root/jruby-1.7.9/lib/ruby/gems/shared/gems/rake-10.1.1/bin/rake:33:in (root)' org/jruby/rubykernel.java:1099:inload' /root/jruby-1.7.9/bin/rake:23:in `(root)' tasks: top => assets:precompile

my gem file below

source 'https://rubygems.org'  gem 'rails', '3.2.14'  # bundle edge rails instead: # gem 'rails', :git => 'git://github.com/rails/rails.git' #gem 'mysql2'  gem 'activerecord-jdbcmysql-adapter', '~> 1.3.0'  gem 'jruby-openssl'  # gems used assets , not required # in production environments default.  gem 'sass-rails',   '~> 3.2.3' gem 'coffee-rails', '~> 3.2.1' gem 'bootstrap-sass', '~> 3.0.2.0'  # see https://github.com/sstephenson/execjs#readme more supported runtimes gem 'therubyrhino' # gem 'therubyracer' gem 'uglifier', '>= 1.0.3' gem 'turbo-sprockets-rails3'  gem 'jquery-rails' gem 'devise', '3.2.2' gem 'simple_form' gem 'jquery-datatables-rails', '~> 2.2.3' gem "instagram", "~> 0.10.0" gem 'whenever', :require => false gem 'rack-cache', :require => 'rack/cache' gem "dragonfly", '~>0.9.15' gem 'delayed_job_active_record' gem 'daemons' gem "lazyload-rails" gem "spreadsheet" gem 'newrelic_rpm' # gem "ruby-mcrypt" gem "koala","~> 2.0"  group :development, :test      gem 'hirb'     gem 'pry'   gem 'awesome_print', '~> 1.6.1' #  gem 'better_errors', '~> 1.1.0' #  gem 'binding_of_caller' end  # use activemodel has_secure_password # gem 'bcrypt-ruby', '~> 3.0.0'  # use jbuilder templates json # gem 'jbuilder'  # use unicorn app server # gem 'unicorn'  # deploy capistrano # gem 'capistrano'  # use debugger # gem 'debugger' 

my gemfile.lock below

gem   remote: https://rubygems.org/   specs:     actionmailer (3.2.14)       actionpack (= 3.2.14)       mail (~> 2.5.4)     actionpack (3.2.14)       activemodel (= 3.2.14)       activesupport (= 3.2.14)       builder (~> 3.0.0)       erubis (~> 2.7.0)       journey (~> 1.0.4)       rack (~> 1.4.5)       rack-cache (~> 1.2)       rack-test (~> 0.6.1)       sprockets (~> 2.2.1)     activemodel (3.2.14)       activesupport (= 3.2.14)       builder (~> 3.0.0)     activerecord (3.2.14)       activemodel (= 3.2.14)       activesupport (= 3.2.14)       arel (~> 3.0.2)       tzinfo (~> 0.3.29)     activerecord-jdbc-adapter (1.3.5)       activerecord (>= 2.2)     activerecord-jdbcmysql-adapter (1.3.5)       activerecord-jdbc-adapter (~> 1.3.5)       jdbc-mysql (>= 5.1.22)     activeresource (3.2.14)       activemodel (= 3.2.14)       activesupport (= 3.2.14)     activesupport (3.2.14)       i18n (~> 0.6, >= 0.6.4)       multi_json (~> 1.0)     addressable (2.3.8)     arel (3.0.3)     atomic (1.1.14)     atomic (1.1.14-java)     awesome_print (1.6.1)     bcrypt-ruby (3.1.2)     bcrypt-ruby (3.1.2-java)     bootstrap-sass (3.0.2.1)       sass (~> 3.2)     bouncy-castle-java (1.5.0147)     builder (3.0.4)     chronic (0.10.2)     coderay (1.1.0)     coffee-rails (3.2.2)       coffee-script (>= 2.2.0)       railties (~> 3.2.0)     coffee-script (2.2.0)       coffee-script-source       execjs     coffee-script-source (1.6.3)     daemons (1.1.9)     delayed_job (4.0.0)       activesupport (>= 3.0, < 4.1)     delayed_job_active_record (4.0.0)       activerecord (>= 3.0, < 4.1)       delayed_job (>= 3.0, < 4.1)     devise (3.2.2)       bcrypt-ruby (~> 3.0)       orm_adapter (~> 0.1)       railties (>= 3.2.6, < 5)       thread_safe (~> 0.1)       warden (~> 1.2.3)     dragonfly (0.9.15)       multi_json (~> 1.0)       rack     erubis (2.7.0)     execjs (2.0.2)     faraday (0.8.9)       multipart-post (~> 1.2.0)     faraday_middleware (0.9.0)       faraday (>= 0.7.4, < 0.9)     ffi (1.9.8-java)     hashie (2.0.5)     hike (1.2.3)     hirb (0.7.3)     i18n (0.6.9)     instagram (0.10.0)       faraday (>= 0.7, < 0.9)       faraday_middleware (~> 0.8)       hashie (>= 0.4.0)       multi_json (~> 1.0, >= 1.0.3)     jdbc-mysql (5.1.28)     journey (1.0.4)     jquery-datatables-rails (2.2.3)       jquery-rails       sass-rails     jquery-rails (3.0.4)       railties (>= 3.0, < 5.0)       thor (>= 0.14, < 2.0)     jruby-openssl (0.9.4)       bouncy-castle-java (>= 1.5.0147)     json (1.8.1)     json (1.8.1-java)     koala (2.0.0)       addressable       faraday       multi_json     lazyload-rails (0.2.0)       nokogiri (~> 1.5)     mail (2.5.4)       mime-types (~> 1.16)       treetop (~> 1.4.8)     method_source (0.8.2)     mime-types (1.25.1)     mini_portile (0.5.2)     multi_json (1.8.4)     multipart-post (1.2.0)     newrelic_rpm (3.9.9.275)     nokogiri (1.6.1)       mini_portile (~> 0.5.0)     nokogiri (1.6.1-java)       mini_portile (~> 0.5.0)     orm_adapter (0.5.0)     polyglot (0.3.3)     pry (0.10.1-java)       coderay (~> 1.1.0)       method_source (~> 0.8.1)       slop (~> 3.4)       spoon (~> 0.0)     rack (1.4.5)     rack-cache (1.2)       rack (>= 0.4)     rack-ssl (1.3.3)       rack     rack-test (0.6.2)       rack (>= 1.0)     rails (3.2.14)       actionmailer (= 3.2.14)       actionpack (= 3.2.14)       activerecord (= 3.2.14)       activeresource (= 3.2.14)       activesupport (= 3.2.14)       bundler (~> 1.0)       railties (= 3.2.14)     railties (3.2.14)       actionpack (= 3.2.14)       activesupport (= 3.2.14)       rack-ssl (~> 1.3.2)       rake (>= 0.8.7)       rdoc (~> 3.4)       thor (>= 0.14.6, < 2.0)     rake (10.1.1)     rdoc (3.12.2)       json (~> 1.4)     ruby-ole (1.2.11.7)     sass (3.2.13)     sass-rails (3.2.6)       railties (~> 3.2.0)       sass (>= 3.1.10)       tilt (~> 1.3)     simple_form (2.1.1)       actionpack (~> 3.0)       activemodel (~> 3.0)     slop (3.6.0)     spoon (0.0.4)       ffi     spreadsheet (0.9.7)       ruby-ole (>= 1.0)     sprockets (2.2.2)       hike (~> 1.2)       multi_json (~> 1.0)       rack (~> 1.0)       tilt (~> 1.1, != 1.3.0)     therubyrhino (2.0.2)       therubyrhino_jar (>= 1.7.3)     therubyrhino_jar (1.7.4)     thor (0.18.1)     thread_safe (0.1.3)       atomic     thread_safe (0.1.3-java)       atomic     tilt (1.4.1)     treetop (1.4.15)       polyglot       polyglot (>= 0.3.1)     turbo-sprockets-rails3 (0.3.11)       railties (> 3.2.8, < 4.0.0)       sprockets (>= 2.2.0)     tzinfo (0.3.38)     uglifier (2.4.0)       execjs (>= 0.3.0)       json (>= 1.8.0)     warden (1.2.3)       rack (>= 1.0)     whenever (0.8.4)       activesupport (>= 2.3.4)       chronic (>= 0.6.3)  platforms   java  dependencies   activerecord-jdbcmysql-adapter (~> 1.3.0)   awesome_print (~> 1.6.1)   bootstrap-sass (~> 3.0.2.0)   coffee-rails (~> 3.2.1)   daemons   delayed_job_active_record   devise (= 3.2.2)   dragonfly (~> 0.9.15)   hirb   instagram (~> 0.10.0)   jquery-datatables-rails (~> 2.2.3)   jquery-rails   jruby-openssl   koala (~> 2.0)   lazyload-rails   newrelic_rpm   pry   rack-cache   rails (= 3.2.14)   sass-rails (~> 3.2.3)   simple_form   spreadsheet   therubyrhino   turbo-sprockets-rails3   uglifier (>= 1.0.3)   whenever 

please me, getting error inside gem, not able status (137). searched in internet not able find error status (137). please me out.

if got error in precompile of assets firstly try run command

rake assets:clobber 

then precompile assests