Strange IO errors that occur when I attempt to post multipart form data containing an image to a rails app running under Trinidad.

Gemfile

source 'https://rubygems.org'

# Requred for deployment with Trinidad
gem 'bundler'

gem 'rails', '3.2.13'

gem 'activeadmin'
gem 'activerecord-postgres-hstore' # PostgreSQL HStore support for ActiveRecord
gem 'airbrake' # using errbit, see config/errbit.rb
gem 'aws-sdk'
gem 'bootstrap-sass', '~> 2.1.0.0'
gem 'capistrano'
gem 'cocaine'
gem 'date_validator'
gem 'delayed_job_active_record'
gem 'delayed_job_web'
gem 'draper', '~> 1.0'
gem 'enumerize'
gem 'geocoder'
gem 'haml-rails'
gem 'heroku-api'
gem 'hipchat-api' # Used to post status messages to dev team (logging)
gem 'hpricot'     # Used by html2haml
gem 'jquery-rails'
gem 'koala'
gem 'mail'
gem 'mail_gate' # Filter where outbound emails are allowed to go on a per-environment basis
gem 'maruku'  # Support for Markdown in HAML and Tilt
gem 'mini_magick' # Required for paperclip and ImageMagick on Heroku
gem 'newrelic_rpm'
gem 'paperclip'
gem 'public_activity'
gem 'quiet_assets'
gem 'rake', '0.9.2.2'
gem 'roadie'
gem 'ruby_parser' # Used by html2haml
gem 'simple_form'
gem 'taps'
gem 'validates_email_format_of'
gem 'will_paginate', '3.0.2'

#authorization and authentication
gem 'devise'
gem 'cancan'
gem 'omniauth-facebook'
gem 'fb_graph'

# included b/c of activeadmin
gem 'sass-rails'
gem 'meta_search', '>= 1.1.0.pre'

platforms :ruby do
  gem 'pg'
  gem 'rinku'
  gem 'unicorn'
end

platforms :jruby do
  gem 'activerecord-jdbcpostgresql-adapter'
  gem 'jruby-openssl'
  gem 'trinidad', require: nil
  gem 'trinidad_daemon_extension', require: nil
  gem 'trinidad_worker_extension', require: nil
end

# Gems used for Production
group :production do
  gem 'rack-google-analytics', :require => 'rack/google-analytics'
end

# Gems used only for assets and not required
# in production environments by default.
group :assets do
  gem 'sass-rails'
  gem 'compass-rails'
  gem 'coffee-rails'
  gem 'uglifier'
end

group :development, :test do
  gem 'debugger', platforms: :ruby # JRuby comes bundled with it's own debugger
  gem 'factory_girl_rails', '>= 1.6.0'
  gem 'ffaker'
  gem 'mail_view', '~> 1.0.3'
  gem 'pry-rails'
  gem 'rspec', '>= 2.8.1'
  gem 'rspec-rails', '>= 2.8.1'
  gem 'ruby-graphviz', require: "graphviz", platforms: :ruby # required for `bundle viz` command
  gem 'spork'
end

group :development do
  gem 'sqlite3', platform: :ruby
  gem 'unicorn-rails', platforms: :ruby
  gem 'nifty-generators'
  gem 'better_errors', platforms: :ruby
  gem 'binding_of_caller', platforms: :ruby
end

group :test do
  gem 'database_cleaner'
  gem 'poltergeist'
  gem 'mocha', require: false
end

Gemfile.lock

GEM
  remote: https://rubygems.org/
  specs:
    actionmailer (3.2.13)
      actionpack (= 3.2.13)
      mail (~> 2.5.3)
    actionpack (3.2.13)
      activemodel (= 3.2.13)
      activesupport (= 3.2.13)
      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)
    activeadmin (0.5.1)
      arbre (>= 1.0.1)
      bourbon (>= 1.0.0)
      devise (>= 1.1.2)
      fastercsv
      formtastic (>= 2.0.0)
      inherited_resources (>= 1.3.1)
      jquery-rails (>= 1.0.0)
      kaminari (>= 0.13.0)
      meta_search (>= 0.9.2)
      rails (>= 3.0.0)
      sass (>= 3.1.0)
    activemodel (3.2.13)
      activesupport (= 3.2.13)
      builder (~> 3.0.0)
    activerecord (3.2.13)
      activemodel (= 3.2.13)
      activesupport (= 3.2.13)
      arel (~> 3.0.2)
      tzinfo (~> 0.3.29)
    activerecord-jdbc-adapter (1.2.9)
    activerecord-jdbcpostgresql-adapter (1.2.7)
      activerecord-jdbc-adapter (~> 1.2.7)
      jdbc-postgres (>= 9.1, < 9.3)
    activerecord-postgres-hstore (0.7.6)
      activerecord (>= 3.1)
      pg-hstore (>= 1.1.5)
      rake
    activeresource (3.2.13)
      activemodel (= 3.2.13)
      activesupport (= 3.2.13)
    activesupport (3.2.13)
      i18n (= 0.6.1)
      multi_json (~> 1.0)
    addressable (2.3.3)
    airbrake (3.1.8)
      activesupport
      builder
      json
    arbre (1.0.1)
      activesupport (>= 3.0.0)
    arel (3.0.2)
    attr_required (0.0.5)
    aws-sdk (1.8.3.1)
      json (~> 1.4)
      nokogiri (>= 1.4.4)
      uuidtools (~> 2.1)
    bcrypt-ruby (3.0.1)
    bcrypt-ruby (3.0.1-java)
    better_errors (0.8.0)
      coderay (>= 1.0.0)
      erubis (>= 2.6.6)
    binding_of_caller (0.7.1)
      debug_inspector (>= 0.0.1)
    bootstrap-sass (2.1.0.1)
    bouncy-castle-java (1.5.0147)
    bourbon (3.1.1)
      sass (>= 3.2.0)
      thor
    builder (3.0.4)
    cancan (1.6.9)
    capistrano (2.14.2)
      highline
      net-scp (>= 1.0.0)
      net-sftp (>= 2.0.0)
      net-ssh (>= 2.0.14)
      net-ssh-gateway (>= 1.1.0)
    capybara (2.0.2)
      mime-types (>= 1.16)
      nokogiri (>= 1.3.3)
      rack (>= 1.0.0)
      rack-test (>= 0.5.4)
      selenium-webdriver (~> 2.0)
      xpath (~> 1.0.0)
    childprocess (0.3.6)
      ffi (~> 1.0, >= 1.0.6)
    chunky_png (1.2.7)
    climate_control (0.0.3)
      activesupport (>= 3.0)
    cocaine (0.5.0)
      climate_control (>= 0.0.3, < 1.0)
    coderay (1.0.9)
    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 (1.6.1)
    columnize (0.3.6)
    compass (0.12.2)
      chunky_png (~> 1.2)
      fssm (>= 0.2.7)
      sass (~> 3.1)
    compass-rails (1.0.3)
      compass (>= 0.12.2, < 0.14)
    css_parser (1.2.6)
      addressable
      rdoc
    database_cleaner (0.9.1)
    date_validator (0.6.3)
      activemodel (~> 3.0)
    debug_inspector (0.0.2)
    debugger (1.4.0)
      columnize (>= 0.3.1)
      debugger-linecache (~> 1.1.1)
      debugger-ruby_core_source (~> 1.2.0)
    debugger-linecache (1.1.2)
      debugger-ruby_core_source (>= 1.1.1)
    debugger-ruby_core_source (1.2.0)
    delayed_job (3.0.5)
      activesupport (~> 3.0)
    delayed_job_active_record (0.4.3)
      activerecord (>= 2.1.0, < 4)
      delayed_job (~> 3.0)
    delayed_job_web (1.1.2)
      activerecord (> 3.0.0)
      delayed_job (> 2.0.3)
      haml (~> 3.1.3)
      rdoc
      sinatra (>= 0.9.2)
    devise (2.2.3)
      bcrypt-ruby (~> 3.0)
      orm_adapter (~> 0.1)
      railties (~> 3.1)
      warden (~> 1.2.1)
    diff-lcs (1.2.1)
    draper (1.1.0)
      actionpack (>= 3.0)
      activesupport (>= 3.0)
      request_store (~> 1.0.3)
    enumerize (0.5.1)
      activesupport (>= 3.2)
    erubis (2.7.0)
    eventmachine (1.0.1)
    eventmachine (1.0.1-java)
    excon (0.16.10)
    execjs (1.4.0)
      multi_json (~> 1.0)
    factory_girl (4.2.0)
      activesupport (>= 3.0.0)
    factory_girl_rails (4.2.1)
      factory_girl (~> 4.2.0)
      railties (>= 3.0.0)
    faraday (0.8.6)
      multipart-post (~> 1.1)
    fastercsv (1.5.5)
    faye-websocket (0.4.7)
      eventmachine (>= 0.12.0)
    faye-websocket (0.4.7-java)
      eventmachine (>= 0.12.0)
    fb_graph (2.6.7)
      httpclient (>= 2.2.0.2)
      multi_json (>= 1.3)
      rack-oauth2 (>= 0.14.4)
      tzinfo
    ffaker (1.15.0)
    ffi (1.3.1)
    ffi (1.3.1-java)
    formtastic (2.2.1)
      actionpack (>= 3.0)
    fssm (0.2.10)
    geocoder (1.1.6)
    haml (3.1.8)
    haml-rails (0.4)
      actionpack (>= 3.1, < 4.1)
      activesupport (>= 3.1, < 4.1)
      haml (>= 3.1, < 4.1)
      railties (>= 3.1, < 4.1)
    has_scope (0.5.1)
    hashie (2.0.4)
    heroku-api (0.3.8)
      excon (~> 0.16.10)
    highline (1.6.16)
    hike (1.2.1)
    hipchat-api (1.0.5)
      httparty
    hpricot (0.8.6)
    hpricot (0.8.6-java)
    http_parser.rb (0.5.3)
    http_parser.rb (0.5.3-java)
    httparty (0.10.2)
      multi_json (~> 1.0)
      multi_xml (>= 0.5.2)
    httpauth (0.2.0)
    httpclient (2.3.3)
    i18n (0.6.1)
    inherited_resources (1.3.1)
      has_scope (~> 0.5.0)
      responders (~> 0.6)
    jdbc-postgres (9.2.1002.1)
    journey (1.0.4)
    jquery-rails (2.2.1)
      railties (>= 3.0, < 5.0)
      thor (>= 0.14, < 2.0)
    jruby-openssl (0.8.7)
      bouncy-castle-java (>= 1.5.0147)
    jruby-rack (1.1.13.1)
    jruby-rack-worker (0.9.1)
      jruby-rack (>= 1.1.10)
    json (1.7.7)
    json (1.7.7-java)
    jwt (0.1.8)
      multi_json (>= 1.5)
    kaminari (0.14.1)
      actionpack (>= 3.0.0)
      activesupport (>= 3.0.0)
    kgio (2.8.0)
    koala (1.6.0)
      addressable (~> 2.2)
      faraday (~> 0.8)
      multi_json (~> 1.3)
    libwebsocket (0.1.7.1)
      addressable
      websocket
    mail (2.5.3)
      i18n (>= 0.4.0)
      mime-types (~> 1.16)
      treetop (~> 1.4.8)
    mail_gate (1.1.2)
      mail
    mail_view (1.0.3)
      tilt
    maruku (0.6.1)
      syntax (>= 1.0.0)
    meta_search (1.1.3)
      actionpack (~> 3.1)
      activerecord (~> 3.1)
      activesupport (~> 3.1)
      polyamorous (~> 0.5.0)
    metaclass (0.0.1)
    method_source (0.8.1)
    mime-types (1.21)
    mini_magick (3.5.0)
      subexec (~> 0.2.1)
    mocha (0.13.3)
      metaclass (~> 0.0.1)
    multi_json (1.7.3)
    multi_xml (0.5.3)
    multipart-post (1.2.0)
    net-scp (1.1.0)
      net-ssh (>= 2.6.5)
    net-sftp (2.1.1)
      net-ssh (>= 2.6.5)
    net-ssh (2.6.6)
    net-ssh-gateway (1.2.0)
      net-ssh (>= 2.6.5)
    newrelic_rpm (3.5.8.72)
    nifty-generators (0.4.6)
    nokogiri (1.5.6)
    nokogiri (1.5.6-java)
    oauth2 (0.8.1)
      faraday (~> 0.8)
      httpauth (~> 0.1)
      jwt (~> 0.1.4)
      multi_json (~> 1.0)
      rack (~> 1.2)
    omniauth (1.1.4)
      hashie (>= 1.2, < 3)
      rack
    omniauth-facebook (1.4.0)
      omniauth-oauth2 (~> 1.0.2)
    omniauth-oauth2 (1.0.3)
      oauth2 (~> 0.8.0)
      omniauth (~> 1.0)
    orm_adapter (0.4.0)
    paperclip (3.4.1)
      activemodel (>= 3.0.0)
      activerecord (>= 3.0.0)
      activesupport (>= 3.0.0)
      cocaine (~> 0.5.0)
      mime-types
    pg (0.14.1)
    pg-hstore (1.1.7)
    poltergeist (1.1.0)
      capybara (~> 2.0, >= 2.0.1)
      faye-websocket (~> 0.4, >= 0.4.4)
      http_parser.rb (~> 0.5.3)
    polyamorous (0.5.0)
      activerecord (~> 3.0)
    polyglot (0.3.3)
    pry (0.9.12)
      coderay (~> 1.0.5)
      method_source (~> 0.8)
      slop (~> 3.4)
    pry (0.9.12-java)
      coderay (~> 1.0.5)
      method_source (~> 0.8)
      slop (~> 3.4)
      spoon (~> 0.0)
    pry-rails (0.2.2)
      pry (>= 0.9.10)
    public_activity (1.0.3)
      actionpack (~> 3.0)
      activesupport (~> 3.0)
      i18n (>= 0.5.0)
      railties (~> 3.0)
    quiet_assets (1.0.2)
      railties (>= 3.1, < 5.0)
    rack (1.4.5)
    rack-cache (1.2)
      rack (>= 0.4)
    rack-google-analytics (0.11.0)
    rack-oauth2 (1.0.4)
      activesupport (>= 2.3)
      attr_required (>= 0.0.5)
      httpclient (>= 2.2.0.2)
      multi_json (>= 1.3.6)
      rack (>= 1.1)
    rack-ssl (1.3.3)
      rack
    rack-test (0.6.2)
      rack (>= 1.0)
    rails (3.2.13)
      actionmailer (= 3.2.13)
      actionpack (= 3.2.13)
      activerecord (= 3.2.13)
      activeresource (= 3.2.13)
      activesupport (= 3.2.13)
      bundler (~> 1.0)
      railties (= 3.2.13)
    railties (3.2.13)
      actionpack (= 3.2.13)
      activesupport (= 3.2.13)
      rack-ssl (~> 1.3.2)
      rake (>= 0.8.7)
      rdoc (~> 3.4)
      thor (>= 0.14.6, < 2.0)
    raindrops (0.10.0)
    rake (0.9.2.2)
    rdoc (3.12.2)
      json (~> 1.4)
    request_store (1.0.5)
    responders (0.9.3)
      railties (~> 3.1)
    rest-client (1.6.7)
      mime-types (>= 1.16)
    rinku (1.7.2)
    roadie (2.3.4)
      actionmailer (> 3.0.0, < 3.3.0)
      css_parser
      nokogiri (>= 1.4.4)
      sprockets
    rspec (2.13.0)
      rspec-core (~> 2.13.0)
      rspec-expectations (~> 2.13.0)
      rspec-mocks (~> 2.13.0)
    rspec-core (2.13.0)
    rspec-expectations (2.13.0)
      diff-lcs (>= 1.1.3, < 2.0)
    rspec-mocks (2.13.0)
    rspec-rails (2.13.0)
      actionpack (>= 3.0)
      activesupport (>= 3.0)
      railties (>= 3.0)
      rspec-core (~> 2.13.0)
      rspec-expectations (~> 2.13.0)
      rspec-mocks (~> 2.13.0)
    ruby-graphviz (1.0.8)
    ruby_parser (3.1.1)
      sexp_processor (~> 4.1)
    rubyzip (0.9.9)
    sass (3.2.6)
    sass-rails (3.2.6)
      railties (~> 3.2.0)
      sass (>= 3.1.10)
      tilt (~> 1.3)
    selenium-webdriver (2.27.2)
      childprocess (>= 0.2.5)
      libwebsocket (~> 0.1.3)
      multi_json (~> 1.0)
      rubyzip
    sequel (3.20.0)
    sexp_processor (4.1.5)
    simple_form (2.1.0)
      actionpack (~> 3.0)
      activemodel (~> 3.0)
    sinatra (1.0)
      rack (>= 1.0)
    slop (3.4.4)
    spoon (0.0.3)
      ffi
    spork (1.0.0rc3)
    sprockets (2.2.2)
      hike (~> 1.2)
      multi_json (~> 1.0)
      rack (~> 1.0)
      tilt (~> 1.1, != 1.3.0)
    sqlite3 (1.3.7)
    subexec (0.2.2)
    syntax (1.0.0)
    taps (0.3.24)
      rack (>= 1.0.1)
      rest-client (>= 1.4.0, < 1.7.0)
      sequel (~> 3.20.0)
      sinatra (~> 1.0.0)
    thor (0.18.0)
    tilt (1.3.6)
    treetop (1.4.12)
      polyglot
      polyglot (>= 0.3.1)
    trinidad (1.4.4)
      jruby-rack (>= 1.1.10)
      trinidad_jars (>= 1.1.0)
    trinidad_daemon_extension (0.4.0)
      trinidad (>= 1.3.5)
    trinidad_jars (1.2.2)
    trinidad_worker_extension (0.2.0)
      jruby-rack-worker (>= 0.7)
      trinidad (>= 1.4.1)
    tzinfo (0.3.37)
    uglifier (1.3.0)
      execjs (>= 0.3.0)
      multi_json (~> 1.0, >= 1.0.2)
    unicorn (4.6.2)
      kgio (~> 2.6)
      rack
      raindrops (~> 0.7)
    unicorn-rails (1.0.1)
      rack
      unicorn
    uuidtools (2.1.3)
    validates_email_format_of (1.5.3)
    warden (1.2.1)
      rack (>= 1.0)
    websocket (1.0.6)
    will_paginate (3.0.2)
    xpath (1.0.0)
      nokogiri (~> 1.3)

PLATFORMS
  java
  ruby

DEPENDENCIES
  activeadmin
  activerecord-jdbcpostgresql-adapter
  activerecord-postgres-hstore
  airbrake
  aws-sdk
  better_errors
  binding_of_caller
  bootstrap-sass (~> 2.1.0.0)
  bundler
  cancan
  capistrano
  cocaine
  coffee-rails
  compass-rails
  database_cleaner
  date_validator
  debugger
  delayed_job_active_record
  delayed_job_web
  devise
  draper (~> 1.0)
  enumerize
  factory_girl_rails (>= 1.6.0)
  fb_graph
  ffaker
  geocoder
  haml-rails
  heroku-api
  hipchat-api
  hpricot
  jquery-rails
  jruby-openssl
  koala
  mail
  mail_gate
  mail_view (~> 1.0.3)
  maruku
  meta_search (>= 1.1.0.pre)
  mini_magick
  mocha
  newrelic_rpm
  nifty-generators
  omniauth-facebook
  paperclip
  pg
  poltergeist
  pry-rails
  public_activity
  quiet_assets
  rack-google-analytics
  rails (= 3.2.13)
  rake (= 0.9.2.2)
  rinku
  roadie
  rspec (>= 2.8.1)
  rspec-rails (>= 2.8.1)
  ruby-graphviz
  ruby_parser
  sass-rails
  simple_form
  spork
  sqlite3
  taps
  trinidad
  trinidad_daemon_extension
  trinidad_worker_extension
  uglifier
  unicorn
  unicorn-rails
  validates_email_format_of
  will_paginate (= 3.0.2)

stacktrace2.txt

org.jruby.exceptions.RaiseException: (IOError) Read timed out
  at org.jruby.rack.RackInput.read(org/jruby/rack/RackInput.java:162)
  at RUBY.fast_forward_to_first_boundary(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/multipart/parser.rb:73)
  at org.jruby.RubyKernel.loop(org/jruby/RubyKernel.java:1409)
  at RUBY.fast_forward_to_first_boundary(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/multipart/parser.rb:72)
  at RUBY.parse(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/multipart/parser.rb:15)
  at RUBY.parse_multipart(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/multipart.rb:25)
  at RUBY.parse_multipart(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/request.rb:336)
  at Rack::Request.POST(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/request.rb:201)
  at RUBY.method_override(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/methodoverride.rb:26)
  at Rack::MethodOverride.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/methodoverride.rb:14)
  at Rack::Runtime.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/runtime.rb:17)
  at ActiveSupport::Cache::Strategy::LocalCache::Middleware.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/activesupport-3.2.13/lib/active_support/cache/strategy/local_cache.rb:72)
  at Rack::Lock.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/lock.rb:15)
  at Rack::SSL.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-ssl-1.3.3/lib/rack/ssl.rb:27)
  at Rack::Cache::Context.forward(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-cache-1.2/lib/rack/cache/context.rb:136)
  at RUBY.pass(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-cache-1.2/lib/rack/cache/context.rb:143)
  at RUBY.invalidate(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-cache-1.2/lib/rack/cache/context.rb:155)
  at Rack::Cache::Context.call!(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-cache-1.2/lib/rack/cache/context.rb:71)
  at Rack::Cache::Context.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-cache-1.2/lib/rack/cache/context.rb:51)
  at Airbrake::UserInformer._call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/airbrake-3.1.8/lib/airbrake/user_informer.rb:16)
  at Airbrake::UserInformer.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/airbrake-3.1.8/lib/airbrake/user_informer.rb:12)
  at Rack::Timeout.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-timeout-0.0.4/lib/rack/timeout.rb:16)
  at org.jruby.ext.timeout.Timeout.timeout(org/jruby/ext/timeout/Timeout.java:169)
  at Rack::Timeout.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-timeout-0.0.4/lib/rack/timeout.rb:16)
  at Rails::Engine.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/railties-3.2.13/lib/rails/engine.rb:479)
  at Rails::Application.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/railties-3.2.13/lib/rails/application.rb:223)
  at Rack::Handler::Servlet.call(file:/data/apps/groupx/shared/bundle/jruby/1.9/gems/jruby-rack-1.1.13.1/lib/jruby-rack-1.1.13.1.jar!/rack/handler/servlet.rb:22)

stacktrace_1.txt

org.jruby.exceptions.RaiseException: (IOError) Read timed out
  at org.jruby.rack.RackInput.read(org/jruby/rack/RackInput.java:162)
  at RUBY.fast_forward_to_first_boundary(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/multipart/parser.rb:73)
  at org.jruby.RubyKernel.loop(org/jruby/RubyKernel.java:1409)
  at RUBY.fast_forward_to_first_boundary(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/multipart/parser.rb:72)
  at Rack::Multipart::Parser.parse(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/multipart/parser.rb:15)
  at Module.parse_multipart(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/multipart.rb:25)
  at Rack::Request.parse_multipart(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/request.rb:336)
  at Rack::Request.POST(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/request.rb:201)
  at Rack::MethodOverride.method_override(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/methodoverride.rb:26)
  at Rack::MethodOverride.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/methodoverride.rb:14)
  at Rack::Runtime.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/runtime.rb:17)
  at ActiveSupport::Cache::Strategy::LocalCache::Middleware.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/activesupport-3.2.13/lib/active_support/cache/strategy/local_cache.rb:72)
  at Rack::Lock.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-1.4.5/lib/rack/lock.rb:15)
  at Rack::SSL.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-ssl-1.3.3/lib/rack/ssl.rb:27)
  at Rack::Cache::Context.forward(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-cache-1.2/lib/rack/cache/context.rb:136)
  at Rack::Cache::Context.pass(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-cache-1.2/lib/rack/cache/context.rb:143)
  at Rack::Cache::Context.invalidate(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-cache-1.2/lib/rack/cache/context.rb:155)
  at Rack::Cache::Context.call!(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-cache-1.2/lib/rack/cache/context.rb:71)
  at Rack::Cache::Context.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-cache-1.2/lib/rack/cache/context.rb:51)
  at Airbrake::UserInformer._call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/airbrake-3.1.8/lib/airbrake/user_informer.rb:16)
  at Airbrake::UserInformer.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/airbrake-3.1.8/lib/airbrake/user_informer.rb:12)
  at Rack::Timeout.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-timeout-0.0.4/lib/rack/timeout.rb:16)
  at org.jruby.ext.timeout.Timeout.timeout(org/jruby/ext/timeout/Timeout.java:169)
  at Rack::Timeout.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/rack-timeout-0.0.4/lib/rack/timeout.rb:16)
  at Rails::Engine.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/railties-3.2.13/lib/rails/engine.rb:479)
  at Rails::Application.call(/data/apps/groupx/shared/bundle/jruby/1.9/gems/railties-3.2.13/lib/rails/application.rb:223)
  at Rack::Handler::Servlet.call(file:/data/apps/groupx/shared/bundle/jruby/1.9/gems/jruby-rack-1.1.13.1/lib/jruby-rack-1.1.13.1.jar!/rack/handler/servlet.rb:22)