When trying to delete a host from foreman, we get the bellow error in production.log. If we delete the reports table it can delete the host successfully.

2016-04-13 11:34:11 [foreman-tasks/action] [E] PG::Error: ERROR:  update or delete on table "hosts" violates foreign key constraint "reports_host_id_fk" on table "reports" 
 | DETAIL:  Key (id)=(480) is still referenced from table "reports".
 | : DELETE FROM "hosts" WHERE "hosts"."type" IN ('Host::Managed') AND "hosts"."id" = $1 (ActiveRecord::InvalidForeignKey)
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/connection_adapters/postgresql_adapter.rb:834:in `get_last_result'
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 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/notifications/instrumenter.rb:20:in `instrument'
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 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/connection_adapters/postgresql_adapter.rb:831:in `exec_cache'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/connection_adapters/postgresql/database_statements.rb:155:in `exec_delete'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/connection_adapters/abstract/database_statements.rb:106:in `delete'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/connection_adapters/abstract/query_cache.rb:14:in `delete'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/relation.rb:449:in `delete_all'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/persistence.rb:465:in `destroy_row'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/locking/optimistic.rb:108:in `destroy_row'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/persistence.rb:154:in `destroy'
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 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
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 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
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 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
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 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:166:in `block in halting'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:215:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:215:in `block in halting_and_conditional'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:215:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:215:in `block in halting_and_conditional'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:86:in `call'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activesupport-4.1.5/lib/active_support/callbacks.rb:86:in `run_callbacks'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/callbacks.rb:292:in `destroy'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/transactions.rb:263:in `block in destroy'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/transactions.rb:329:in `block in with_transaction_returning_status'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/connection_adapters/abstract/database_statements.rb:199:in `transaction'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/transactions.rb:208:in `transaction'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/transactions.rb:326:in `with_transaction_returning_status'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/transactions.rb:263:in `destroy'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/models/foreman_tasks/concerns/action_triggering.rb:37:in `block in destroy'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/models/foreman_tasks/concerns/action_triggering.rb:113:in `dynflow_task_wrap'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/models/foreman_tasks/concerns/action_triggering.rb:37:in `destroy'
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 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
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 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.rc1/app/lib/actions/middleware/keep_locale.rb:7:in `plan'
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 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:419:in `block in with_error_handling'
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 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract.rb:155:in `with_meta_calculation'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/plan_step.rb:53:in `execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan.rb:187:in `block (2 levels) in plan'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan.rb:277:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan.rb:277:in `switch_flow'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan.rb:267:in `with_planning_scope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan.rb:186:in `block in plan'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:42:in `plan_phase'
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 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:42:in `plan_phase'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:42:in `plan_phase'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/common/transaction.rb:16:in `block in rollback_on_error'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/connection_adapters/abstract/database_statements.rb:201:in `block in transaction'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/connection_adapters/abstract/database_statements.rb:209:in `within_new_transaction'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/connection_adapters/abstract/database_statements.rb:201:in `transaction'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/transactions.rb:208:in `transaction'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/transaction_adapters/active_record.rb:5:in `transaction'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/common/transaction.rb:15:in `rollback_on_error'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/common/transaction.rb:5:in `plan_phase'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/world.rb:30:in `execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan.rb:185:in `plan'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/world.rb:175:in `block in plan_with_caller'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/world.rb:173:in `tap'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/world.rb:173:in `plan_with_caller'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/with_sub_plans.rb:76:in `block in trigger'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/world.rb:140:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/world.rb:140:in `trigger'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/with_sub_plans.rb:76:in `trigger'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/lib/actions/bulk_action.rb:51:in `block in create_sub_plans'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/relation/delegation.rb:46:in `map'
 | /opt/rh/rh-ror41/root/usr/share/gems/gems/activerecord-4.1.5/lib/active_record/relation/delegation.rb:46:in `map'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/lib/actions/bulk_action.rb:50:in `create_sub_plans'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/with_sub_plans.rb:29:in `initiate'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/with_sub_plans.rb:16:in `block in run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:74:in `block in assigns'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:73:in `tap'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:73:in `assigns'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:56:in `match_value'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:36:in `block in match?'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:35:in `each'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:35:in `match?'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:23:in `match'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/with_sub_plans.rb:11:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/lib/actions/bulk_action.rb:20:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:506:in `block (3 levels) in execute_run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/lib/actions/middleware/keep_current_user.rb:30:in `block in run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/lib/actions/middleware/keep_current_user.rb:53:in `restore_curent_user'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/lib/actions/middleware/keep_current_user.rb:30:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/progress.rb:30:in `with_progress_calculation'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/progress.rb:16:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.rc1/app/lib/actions/middleware/keep_locale.rb:11:in `block in run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.rc1/app/lib/actions/middleware/keep_locale.rb:22:in `with_locale'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.rc1/app/lib/actions/middleware/keep_locale.rb:11:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:30:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/world.rb:30:in `execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:505:in `block (2 levels) in execute_run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:504:in `catch'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:504:in `block in execute_run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:419:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:419:in `block in with_error_handling'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:419:in `catch'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:419:in `with_error_handling'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:499:in `execute_run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:260:in `execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract_flow_step.rb:9:in `block (2 levels) in execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract.rb:155:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract.rb:155:in `with_meta_calculation'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract_flow_step.rb:8:in `block in execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract_flow_step.rb:22:in `open_action'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract_flow_step.rb:7:in `execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/executors/parallel/worker.rb:15:in `block in on_message'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:74:in `block in assigns'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:73:in `tap'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:73:in `assigns'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:56:in `match_value'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:36:in `block in match?'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:35:in `each'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:35:in `match?'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:23:in `match'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/executors/parallel/worker.rb:12:in `on_message'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/context.rb:46:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/executes_context.rb:7:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/actor.rb:26:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/awaits.rb:15:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/sets_results.rb:14:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/buffer.rb:38:in `process_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/buffer.rb:31:in `process_envelopes?'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/buffer.rb:20:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/termination.rb:55:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/removes_child.rb:10:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/sets_results.rb:14:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/core.rb:161:in `process_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/core.rb:95:in `block in on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/core.rb:118:in `block (2 levels) in schedule_execution'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/synchronization/mri_lockable_object.rb:38:in `block in synchronize'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/synchronization/mri_lockable_object.rb:38:in `synchronize'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/synchronization/mri_lockable_object.rb:38:in `synchronize'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/core.rb:115:in `block in schedule_execution'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/serialized_execution.rb:18:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/serialized_execution.rb:18:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/serialized_execution.rb:96:in `work'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/serialized_execution.rb:77:in `block in call_job'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:333:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:333:in `run_task'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:322:in `block (3 levels) in create_worker'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:305:in `loop'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:305:in `block (2 levels) in create_worker'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:304:in `catch'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:304:in `block in create_worker'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/logging-1.8.2/lib/logging/diagnostic_context.rb:323:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/logging-1.8.2/lib/logging/diagnostic_context.rb:323:in `block in create_with_logging_context'
2016-04-13 11:34:12 [foreman-tasks/action] [E] A sub task failed (RuntimeError)
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/with_sub_plans.rb:206:in `check_for_errors!'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/with_sub_plans.rb:119:in `wait_for_sub_plans'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/with_sub_plans.rb:39:in `initiate'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/with_sub_plans.rb:16:in `block in run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:74:in `block in assigns'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:73:in `tap'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:73:in `assigns'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:56:in `match_value'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:36:in `block in match?'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:35:in `each'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:35:in `match?'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:23:in `match'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/with_sub_plans.rb:11:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/lib/actions/bulk_action.rb:20:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:506:in `block (3 levels) in execute_run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/lib/actions/middleware/keep_current_user.rb:30:in `block in run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/lib/actions/middleware/keep_current_user.rb:53:in `restore_curent_user'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/foreman-tasks-0.7.16/app/lib/actions/middleware/keep_current_user.rb:30:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/progress.rb:30:in `with_progress_calculation'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action/progress.rb:16:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.rc1/app/lib/actions/middleware/keep_locale.rb:11:in `block in run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.rc1/app/lib/actions/middleware/keep_locale.rb:22:in `with_locale'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.rc1/app/lib/actions/middleware/keep_locale.rb:11:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:26:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:17:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware.rb:30:in `run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/stack.rb:22:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/middleware/world.rb:30:in `execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:505:in `block (2 levels) in execute_run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:504:in `catch'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:504:in `block in execute_run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:419:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:419:in `block in with_error_handling'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:419:in `catch'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:419:in `with_error_handling'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:499:in `execute_run'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/action.rb:260:in `execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract_flow_step.rb:9:in `block (2 levels) in execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract.rb:155:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract.rb:155:in `with_meta_calculation'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract_flow_step.rb:8:in `block in execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract_flow_step.rb:22:in `open_action'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/execution_plan/steps/abstract_flow_step.rb:7:in `execute'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/executors/parallel/worker.rb:15:in `block in on_message'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:74:in `block in assigns'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:73:in `tap'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matchers/abstract.rb:73:in `assigns'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:56:in `match_value'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:36:in `block in match?'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:35:in `each'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:35:in `match?'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/algebrick-0.7.3/lib/algebrick/matching.rb:23:in `match'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/executors/parallel/worker.rb:12:in `on_message'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/context.rb:46:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/executes_context.rb:7:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.10/lib/dynflow/actor.rb:26:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/awaits.rb:15:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/sets_results.rb:14:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/buffer.rb:38:in `process_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/buffer.rb:31:in `process_envelopes?'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/buffer.rb:20:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/termination.rb:55:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/removes_child.rb:10:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/abstract.rb:25:in `pass'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/behaviour/sets_results.rb:14:in `on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/core.rb:161:in `process_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/core.rb:95:in `block in on_envelope'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/core.rb:118:in `block (2 levels) in schedule_execution'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/synchronization/mri_lockable_object.rb:38:in `block in synchronize'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/synchronization/mri_lockable_object.rb:38:in `synchronize'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/synchronization/mri_lockable_object.rb:38:in `synchronize'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-edge-0.2.0/lib/concurrent/actor/core.rb:115:in `block in schedule_execution'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/serialized_execution.rb:18:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/serialized_execution.rb:18:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/serialized_execution.rb:96:in `work'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/serialized_execution.rb:77:in `block in call_job'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:333:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:333:in `run_task'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:322:in `block (3 levels) in create_worker'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:305:in `loop'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:305:in `block (2 levels) in create_worker'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:304:in `catch'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/concurrent-ruby-1.0.0/lib/concurrent/executor/ruby_thread_pool_executor.rb:304:in `block in create_worker'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/logging-1.8.2/lib/logging/diagnostic_context.rb:323:in `call'
 | /opt/theforeman/tfm/root/usr/share/gems/gems/logging-1.8.2/lib/logging/diagnostic_context.rb:323:in `block in create_with_logging_context'