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[ N 2019-02-10 13:41:20.5550 32359/T1 age/Wat/WatchdogMain.cpp:1366 ]: Starting Passenger watchdog...
[ N 2019-02-10 13:41:20.6537 32362/T1 age/Cor/CoreMain.cpp:1339 ]: Starting Passenger core...
[ N 2019-02-10 13:41:20.6539 32362/T1 age/Cor/CoreMain.cpp:256 ]: Passenger core running in multi-application mode.
[ W 2019-02-10 13:41:20.6590 32362/T1 age/Cor/CoreMain.cpp:1006 ]: WARNING: potential privilege escalation vulnerability detected. Phusion Passenger is running as root, and part(s) of the Passenger root path (/home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1) can be changed by non-root user(s):

 - /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1 is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0 is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3/lib/ruby is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3/lib is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3 is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv is not secure: it can be modified by user openproject
 - /home/openproject is not secure: it can be modified by user openproject

Please either fix up the permissions for the insecure paths, or install Passenger in a different location that can only be modified by root.
[ N 2019-02-10 13:41:20.6591 32362/T1 age/Cor/CoreMain.cpp:1014 ]: Passenger core online, PID 32362

[ N 2019-02-10 13:41:20.7534 32362/T7 age/Cor/CoreMain.cpp:671 ]: Signal received. Gracefully shutting down... (send signal 2 more time(s) to force shutdown)
[ N 2019-02-10 13:41:20.7535 32362/T1 age/Cor/CoreMain.cpp:1245 ]: Received command to shutdown gracefully. Waiting until all clients have disconnected...
[ N 2019-02-10 13:41:20.7536 32362/Ta Ser/Server.h:902 ]: [ApiServer] Freed 0 spare client objects
[ N 2019-02-10 13:41:20.7536 32362/Ta Ser/Server.h:558 ]: [ApiServer] Shutdown finished
[ N 2019-02-10 13:41:20.7536 32362/T7 Ser/Server.h:902 ]: [ServerThr.1] Freed 0 spare client objects
[ N 2019-02-10 13:41:20.7536 32362/T7 Ser/Server.h:558 ]: [ServerThr.1] Shutdown finished
[ N 2019-02-10 13:41:20.8514 32381/T1 age/Wat/WatchdogMain.cpp:1366 ]: Starting Passenger watchdog...
[ N 2019-02-10 13:41:20.9521 32386/T1 age/Cor/CoreMain.cpp:1339 ]: Starting Passenger core...
[ N 2019-02-10 13:41:20.9523 32386/T1 age/Cor/CoreMain.cpp:256 ]: Passenger core running in multi-application mode.
[ W 2019-02-10 13:41:20.9574 32386/T1 age/Cor/CoreMain.cpp:1006 ]: WARNING: potential privilege escalation vulnerability detected. Phusion Passenger is running as root, and part(s) of the Passenger root path (/home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1) can be changed by non-root user(s):

 - /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1 is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0 is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3/lib/ruby is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3/lib is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions/2.5.3 is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv/versions is not secure: it can be modified by user openproject
 - /home/openproject/.rbenv is not secure: it can be modified by user openproject
 - /home/openproject is not secure: it can be modified by user openproject

Please either fix up the permissions for the insecure paths, or install Passenger in a different location that can only be modified by root.
[ N 2019-02-10 13:41:20.9600 32386/T1 age/Cor/CoreMain.cpp:1014 ]: Passenger core online, PID 32386
[Sun Feb 10 13:41:21.064646 2019] [mpm_prefork:notice] [pid 32377] AH00163: Apache/2.4.18 (Ubuntu) Phusion_Passenger/6.0.1 configured -- resuming normal operations
[Sun Feb 10 13:41:21.064695 2019] [core:notice] [pid 32377] AH00094: Command line: '/usr/sbin/apache2'
[ N 2019-02-10 13:41:21.5426 32362/T1 age/Cor/TelemetryCollector.h:531 ]: Message from Phusion: End time can not be before or equal to begin time
[ N 2019-02-10 13:41:21.5737 32362/T1 age/Cor/CoreMain.cpp:1324 ]: Passenger core shutdown finished
[ N 2019-02-10 13:41:23.6176 32386/T6 age/Cor/SecurityUpdateChecker.h:519 ]: Security update check: no update found (next check in 24 hours)
App 32419 output: Error: The application encountered the following error: Specified 'mysql2' for database adapter, but the gem is not loaded. Add `gem 'mysql2'` to your Gemfile (and ensure its version is at the minimum required by ActiveRecord). (Gem::LoadError)
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activerecord-5.1.6.1/lib/active_record/connection_adapters/connection_specification.rb:188:in `rescue in spec'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activerecord-5.1.6.1/lib/active_record/connection_adapters/connection_specification.rb:185:in `spec'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activerecord-5.1.6.1/lib/active_record/connection_adapters/abstract/connection_pool.rb:880:in `establish_connection'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activerecord-5.1.6.1/lib/active_record/connection_handling.rb:58:in `establish_connection'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activerecord-5.1.6.1/lib/active_record/railtie.rb:124:in `block (2 levels) in <class:Railtie>'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activesupport-5.1.6.1/lib/active_support/lazy_load_hooks.rb:69:in `instance_eval'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activesupport-5.1.6.1/lib/active_support/lazy_load_hooks.rb:69:in `block in execute_hook'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activesupport-5.1.6.1/lib/active_support/lazy_load_hooks.rb:60:in `with_execution_control'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activesupport-5.1.6.1/lib/active_support/lazy_load_hooks.rb:65:in `execute_hook'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activesupport-5.1.6.1/lib/active_support/lazy_load_hooks.rb:41:in `block in on_load'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activesupport-5.1.6.1/lib/active_support/lazy_load_hooks.rb:40:in `each'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activesupport-5.1.6.1/lib/active_support/lazy_load_hooks.rb:40:in `on_load'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/activerecord-5.1.6.1/lib/active_record/railtie.rb:120:in `block in <class:Railtie>'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/railties-5.1.6.1/lib/rails/initializable.rb:30:in `instance_exec'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/railties-5.1.6.1/lib/rails/initializable.rb:30:in `run'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/railties-5.1.6.1/lib/rails/initializable.rb:59:in `block in run_initializers'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/2.5.0/tsort.rb:228:in `block in tsort_each'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/2.5.0/tsort.rb:350:in `block (2 levels) in each_strongly_connected_component'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/2.5.0/tsort.rb:431:in `each_strongly_connected_component_from'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/2.5.0/tsort.rb:349:in `block in each_strongly_connected_component'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/2.5.0/tsort.rb:347:in `each'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/2.5.0/tsort.rb:347:in `call'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/2.5.0/tsort.rb:347:in `each_strongly_connected_component'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/2.5.0/tsort.rb:226:in `tsort_each'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/2.5.0/tsort.rb:205:in `tsort_each'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/railties-5.1.6.1/lib/rails/initializable.rb:58:in `run_initializers'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/railties-5.1.6.1/lib/rails/application.rb:353:in `initialize!'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/railties-5.1.6.1/lib/rails/railtie.rb:185:in `public_send'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/railties-5.1.6.1/lib/rails/railtie.rb:185:in `method_missing'
App 32419 output:     /home/openproject/openproject-ce/config/environment.rb:34:in `<top (required)>'
App 32419 output:     config.ru:32:in `require'
App 32419 output:     config.ru:32:in `block in <main>'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/rack-2.0.6/lib/rack/builder.rb:55:in `instance_eval'
App 32419 output:     /home/openproject/openproject-ce/vendor/bundle/ruby/2.5.0/gems/rack-2.0.6/lib/rack/builder.rb:55:in `initialize'
App 32419 output:     config.ru:1:in `new'
App 32419 output:     config.ru:1:in `<main>'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1/src/helper-scripts/rack-preloader.rb:101:in `eval'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1/src/helper-scripts/rack-preloader.rb:101:in `preload_app'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1/src/helper-scripts/rack-preloader.rb:189:in `block in <module:App>'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1/src/ruby_supportlib/phusion_passenger/loader_shared_helpers.rb:380:in `run_block_and_record_step_progress'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1/src/helper-scripts/rack-preloader.rb:188:in `<module:App>'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1/src/helper-scripts/rack-preloader.rb:30:in `<module:PhusionPassenger>'
App 32419 output:     /home/openproject/.rbenv/versions/2.5.3/lib/ruby/gems/2.5.0/gems/passenger-6.0.1/src/helper-scripts/rack-preloader.rb:29:in `<main>'
[ E 2019-02-10 13:41:54.0684 32386/Tc age/Cor/App/Implementation.cpp:221 ]: Could not spawn process for application /home/openproject/openproject-ce: The application encountered the following error: Specified 'mysql2' for database adapter, but the gem is not loaded. Add `gem 'mysql2'` to your Gemfile (and ensure its version is at the minimum required by ActiveRecord). (Gem::LoadError)
  Error ID: e95c9026
  Error details saved to: /tmp/passenger-error-BRl8t1.html

[ E 2019-02-10 13:41:54.0730 32386/T8 age/Cor/Con/CheckoutSession.cpp:276 ]: [Client 1-1] Cannot checkout session because a spawning error occurred. The identifier of the error is e95c9026. Please see earlier logs for details about the error.
[ E 2019-02-10 13:41:54.0736 32386/T8 age/Cor/Con/CheckoutSession.cpp:276 ]: [Client 1-2] Cannot checkout session because a spawning error occurred. The identifier of the error is e95c9026. Please see earlier logs for details about the error.