RESULT

/opt/puppetlabs/puppet/lib/ruby/vendor_ruby/puppet/transaction/event.rb:40:in `initialize_from_hash': undefined method `[]' for #<Puppet::Transaction::Event:0x0000000341e3f0> (NoMethodError)
        from /opt/puppetlabs/puppet/lib/ruby/vendor_ruby/puppet/transaction/event.rb:24:in `from_data_hash'
        from /opt/puppetlabs/puppet/lib/ruby/vendor_ruby/puppet/resource/status.rb:190:in `block in initialize_from_hash'
        from /opt/puppetlabs/puppet/lib/ruby/vendor_ruby/puppet/resource/status.rb:185:in `map'
        from /opt/puppetlabs/puppet/lib/ruby/vendor_ruby/puppet/resource/status.rb:185:in `initialize_from_hash'
        from /opt/puppetlabs/puppet/lib/ruby/vendor_ruby/puppet/util/psych_support.rb:22:in `init_with'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:346:in `init_with'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:338:in `revive'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:203:in `visit_Psych_Nodes_Mapping'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/visitor.rb:15:in `visit'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/visitor.rb:5:in `accept'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:31:in `accept'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:302:in `block in revive_hash'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:300:in `each'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:300:in `each_slice'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:300:in `revive_hash'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:161:in `visit_Psych_Nodes_Mapping'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/visitor.rb:15:in `visit'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/visitor.rb:5:in `accept'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:31:in `accept'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:302:in `block in revive_hash'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:300:in `each'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:300:in `each_slice'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:300:in `revive_hash'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:338:in `revive'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:203:in `visit_Psych_Nodes_Mapping'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/visitor.rb:15:in `visit'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/visitor.rb:5:in `accept'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:31:in `accept'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:276:in `visit_Psych_Nodes_Document'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/visitor.rb:15:in `visit'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/visitor.rb:5:in `accept'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/visitors/to_ruby.rb:31:in `accept'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych/nodes/node.rb:37:in `to_ruby'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych.rb:246:in `load'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych.rb:464:in `block in load_file'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych.rb:464:in `open'
        from /opt/puppetlabs/puppet/lib/ruby/2.1.0/psych.rb:464:in `load_file'
        from ./ipm-puppet-report:20:in `load_report'
        from ./ipm-puppet-report:23:in `<main>'

test.rb

#!/opt/puppetlabs/puppet/bin/ruby
#
# Copyright 2013 R.I.Pienaar
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

require 'puppet'

def load_report(path)
  YAML.load_file(path)
end

load_report('test.yaml')

test.yaml

--- !ruby/object:Puppet::Transaction::Report
metrics:
  resources: !ruby/object:Puppet::Util::Metric
    name: resources
    label: Resources
    values:
    - - total
      - Total
      - 284
    - - skipped
      - Skipped
      - 0
    - - failed
      - Failed
      - 0
    - - failed_to_restart
      - Failed to restart
      - 0
    - - restarted
      - Restarted
      - 0
    - - changed
      - Changed
      - 8
    - - out_of_sync
      - Out of sync
      - 8
    - - scheduled
      - Scheduled
      - 0
  time: !ruby/object:Puppet::Util::Metric
    name: time
    label: Time
    values:
    - - package
      - Package
      - 0.589971514
    - - group
      - Group
      - 0.00176443
    - - user
      - User
      - 0.002258249
    - - file
      - File
      - 0.48271304900000006
    - - augeas
      - Augeas
      - 0.10746718499999998
    - - anchor
      - Anchor
      - 0.000572255
    - - exec
      - Exec
      - 0.26170788700000003
    - - acl
      - Acl
      - 0.185767883
    - - service
      - Service
      - 0.115158542
    - - cron
      - Cron
      - 0.000783213
    - - filebucket
      - Filebucket
      - 0.000107776
    - - config_retrieval
      - Config retrieval
      - 9.270076333
    - - total
      - Total
      - 11.018348316
  changes: !ruby/object:Puppet::Util::Metric
    name: changes
    label: Changes
    values:
    - - total
      - Total
      - 8
  events: !ruby/object:Puppet::Util::Metric
    name: events
    label: Events
    values:
    - - total
      - Total
      - 8
    - - failure
      - Failure
      - 0
    - - success
      - Success
      - 8
logs:
- !ruby/object:Puppet::Util::Log
  level: :info
  tags: !ruby/object:Puppet::Util::TagSet
    hash:
      info: true
  message: Retrieving pluginfacts
  source: Puppet
  time: 2015-09-03 14:40:46.353548658 +02:00
- !ruby/object:Puppet::Util::Log
  level: :notice
  tags: !ruby/object:Puppet::Util::TagSet
    hash:
      notice: true
  message: Applied catalog in 2.85 seconds
  source: Puppet
  time: 2015-09-03 14:41:00.532436134 +02:00
resource_statuses:
  Acl[/foobar]: !ruby/object:Puppet::Resource::Status
    title: "/foobar"
    file: "/etc/puppetlabs/code/environments/production/modules/foobar/manifests/host.pp"
    line: 126
    resource: Acl[/foobar]
    resource_type: Acl
    containment_path:
    - Stage[main]
    - Foobar::Host
    - Acl[/foobar]
    evaluation_time: 0.026457309
    tags: !ruby/object:Puppet::Util::TagSet
      hash:
        acl: true
        class: true
        fobar::host: true
        foobar: true
        host: true
        node: true
        default: true
    time: '2015-09-03T14:40:58.365835760+02:00'
    failed: false
    changed: true
    out_of_sync: true
    skipped: false
    change_count: 1
    out_of_sync_count: 1
    events:
    - !ruby/object:Puppet::Transaction::Event
      audited: false
      property: permission
      previous_value:
      - !ruby/string:Puppet::Util::Execution::ProcessOutput group::rwx
      - !ruby/string:Puppet::Util::Execution::ProcessOutput mask::rwx
      - !ruby/string:Puppet::Util::Execution::ProcessOutput other::---
      - !ruby/string:Puppet::Util::Execution::ProcessOutput user::rwx
      - !ruby/string:Puppet::Util::Execution::ProcessOutput user:mysql:rwx
      desired_value:
      - user:mysql:rwx
      - default:user:mysql:rw-
      - mask::rwx
      historical_value: 
      message: permission changed 'group::rwx,mask::rwx,other::---,user::rwx,user:mysql:rwx'
        to 'user:mysql:rwx,default:user:mysql:rw-,mask::rwx'
      name: :permission_changed
      status: success
      time: 2015-09-03 14:40:58.379951548 +02:00
host: foo.inuits.eu
time: 2015-09-03 14:40:44.298996701 +02:00
kind: apply
report_format: 4
puppet_version: 4.2.1
configuration_version: Development version (Thu Sep  3 14:40:49 CEST 2015)
transaction_uuid: 6ae3832f-dc0e-4de8-817d-aa2d11395ec6
environment: production
status: changed