I get this warning:
(.venv) indico@indico2:~$ indico db upgrade
/opt/indico/.venv/local/lib/python2.7/site-packages/indico/core/config.py:176: UserWarning: Ignoring unknown config key ASSETS_DIR
warnings.warn('Ignoring unknown config key {}'.format(key))
INFO [alembic.runtime.migration] Context impl PostgresqlImpl.
INFO [alembic.runtime.migration] Will assume transactional DDL.
INFO [alembic.runtime.migration] Running upgrade -> f1eee7b4880a, Add event roles table
INFO [alembic.runtime.migration] Running upgrade f1eee7b4880a -> 640584a3987e, Add event roles to acls
INFO [alembic.runtime.migration] Running upgrade 640584a3987e -> 790a06790309, Rename roles to permissions
INFO [alembic.runtime.migration] Running upgrade 790a06790309 -> 1d512a9ebb30, Add default session to tracks
INFO [alembic.runtime.migration] Running upgrade 1d512a9ebb30 -> 566d5de4e0e5, Add is_private column to contribution types table
INFO [alembic.runtime.migration] Running upgrade 566d5de4e0e5 -> 2af245be72a6, Add columns to review questions and review ratings tables.
INFO [alembic.runtime.migration] Running upgrade 2af245be72a6 -> 9c4418d7a6aa, Add session types table
INFO [alembic.runtime.migration] Running upgrade 9c4418d7a6aa -> 093533d27a96, Add visibility options to contribution fields
INFO [alembic.runtime.migration] Running upgrade 093533d27a96 -> c820455976ba, Add include_description to reminders
INFO [alembic.runtime.migration] Running upgrade c820455976ba -> 813ea74ce8dc, Add AttachmentFolder.is_hidden
INFO [alembic.runtime.migration] Running upgrade 813ea74ce8dc -> 66ecbb1c0ddd, Add natsort function
INFO [alembic.runtime.migration] Running upgrade 66ecbb1c0ddd -> a13e25814c4c, Add favorite rooms table
INFO [alembic.runtime.migration] Running upgrade a13e25814c4c -> 93985a8c11ed, Remove room thumbnail
INFO [alembic.runtime.migration] Running upgrade 93985a8c11ed -> 55893713f6b7, Add room_name_format
INFO [alembic.runtime.migration] Running upgrade 55893713f6b7 -> f7ab9ee32bdf, Add verbose_name column
INFO [alembic.runtime.migration] Running upgrade f7ab9ee32bdf -> c0888cb57c58, Remove holidays table
INFO [alembic.runtime.migration] Running upgrade c0888cb57c58 -> 7a72d63acba9, Update map aspects structure
INFO [alembic.runtime.migration] Running upgrade 7a72d63acba9 -> c5c21246445a, Rename aspects to map areas
INFO [alembic.runtime.migration] Running upgrade c5c21246445a -> 0117bd0fa784, Store room coordinates as numbers
INFO [alembic.runtime.migration] Running upgrade 0117bd0fa784 -> 27c45c384d65, Make equipment types global
INFO [alembic.runtime.migration] Running upgrade 27c45c384d65 -> ec410be271df, Make room attributes global
INFO [alembic.runtime.migration] Running upgrade ec410be271df -> 7749141f3e08, Remove room attribute nesting
INFO [alembic.runtime.migration] Running upgrade 7749141f3e08 -> db32adb8fc4e, Remove equipment nesting
INFO [alembic.runtime.migration] Running upgrade db32adb8fc4e -> 868c04697dd7, Remove reservation-equipment association
INFO [alembic.runtime.migration] Running upgrade 868c04697dd7 -> 7e03b2262e9e, Add room features
INFO [alembic.runtime.migration] Running upgrade 7e03b2262e9e -> 4f98f2f979c7, Remove RoomAttribute.is_required
INFO [alembic.runtime.migration] Running upgrade 4f98f2f979c7 -> 252c0015c9a0, Add missing blocking principal constraints
INFO [alembic.runtime.migration] Running upgrade 252c0015c9a0 -> cbe630695800, Add room principals table
INFO [alembic.runtime.migration] Running upgrade cbe630695800 -> 579a36843848, Use enum for reservation state
INFO [alembic.runtime.migration] Running upgrade 579a36843848 -> 7ec3949a21c7, Use enum for resv occurrence state
INFO [alembic.runtime.migration] Running upgrade 7ec3949a21c7 -> ff49d8d05ce7, Disallow empty rejection reasons
INFO [alembic.runtime.migration] Running upgrade ff49d8d05ce7 -> 416f9c877300, Add reservation link table
INFO [alembic.runtime.migration] Running upgrade 416f9c877300 -> 7aabedfb5e3a, Make some room cols not nullable
INFO [alembic.runtime.migration] Running upgrade 7aabedfb5e3a -> 081d4c97060a, Add end notifications
INFO [alembic.runtime.migration] Running upgrade 081d4c97060a -> 3e4a0c08eae6, Fix truncated constraint names (sqlalchemy 1.3)
INFO [alembic.runtime.migration] Running upgrade 3e4a0c08eae6 -> fe73a07da0b4, Add Room.notification_emails column
INFO [alembic.runtime.migration] Running upgrade fe73a07da0b4 -> 8521bce91242, Remove location is_default
INFO [alembic.runtime.migration] Running upgrade 8521bce91242 -> ad0625914645, Room.is_active -> is_deleted
INFO [alembic.runtime.migration] Running upgrade ad0625914645 -> a83e77e11e36, Add Location.is_deleted
INFO [alembic.runtime.migration] Running upgrade a83e77e11e36 -> 7024f7f66e20, Remove assistance/vc columns from rb
INFO [alembic.runtime.migration] Running upgrade 7024f7f66e20 -> 06a4ec717b84, Switch from JSON to JSONB
INFO [alembic.runtime.migration] Running upgrade 06a4ec717b84 -> 620b312814f3, Migrate indico-weeks-view theme name
INFO [alembic.runtime.migration] Running upgrade 620b312814f3 -> eefba82b42c5, Add track_groups table
INFO [alembic.runtime.migration] Running upgrade eefba82b42c5 -> 1b741c9123f6, Add columns for program codes
INFO [alembic.runtime.migration] Running upgrade 1b741c9123f6 -> 0f20a5e4018e, Add new abstract state
INFO [alembic.runtime.migration] Running upgrade 0f20a5e4018e -> f6fba869a27c, Add uuid column to event_abstracts.abstracts
INFO [alembic.runtime.migration] Running upgrade f6fba869a27c -> a2472148d2c5, Add signature token column to User
INFO [alembic.runtime.migration] Running upgrade a2472148d2c5 -> bb522e9f9066, Add files table
INFO [alembic.runtime.migration] Running upgrade bb522e9f9066 -> 39a25a873063, Add editing file_types table
INFO [alembic.runtime.migration] Running upgrade 39a25a873063 -> 4e459d27adab, Add tables for editing revisions
INFO [alembic.runtime.migration] Running upgrade 4e459d27adab -> 2496c4adc7e9, Add track principal
INFO [alembic.runtime.migration] Running upgrade 2496c4adc7e9 -> e01c48de5a5e, Allow more digits in prices
INFO [alembic.runtime.migration] Running upgrade e01c48de5a5e -> 6a185fdcd4ee, Add filename_template column
INFO [alembic.runtime.migration] Running upgrade 6a185fdcd4ee -> 4d263fa78830, Add category roles table
INFO [alembic.runtime.migration] Running upgrade 4d263fa78830 -> b3ce69ab24d9, Add category roles to acls
INFO [alembic.runtime.migration] Running upgrade b3ce69ab24d9 -> 18a1088f1ea8, Use ondelete=cascade for comments
INFO [alembic.runtime.migration] Running upgrade 18a1088f1ea8 -> 266d78b1c5db, Add table for event labels
INFO [alembic.runtime.migration] Running upgrade 266d78b1c5db -> a3295d628e3b, Migrate event labels from settings
INFO [alembic.runtime.migration] Running upgrade a3295d628e3b -> 56a26a721717, Add slides as EditableType
INFO [alembic.runtime.migration] Running upgrade 56a26a721717 -> 6444c893a21f, Associate file types with editable types
INFO [alembic.runtime.migration] Running upgrade 6444c893a21f -> 3c5462aef0b7, Associate review-conditions with editable types
INFO [alembic.runtime.migration] Running upgrade 3c5462aef0b7 -> 02bf20df06b3, Add table for review conditions
INFO [alembic.runtime.migration] Running upgrade 02bf20df06b3 -> 933665578547, Migrate review conditions from settings
INFO [alembic.runtime.migration] Running upgrade 933665578547 -> 7f56252c73ab, Add map_url to events table
INFO [alembic.runtime.migration] Running upgrade 7f56252c73ab -> 532f0ea25bb1, Add user profile picture
INFO [alembic.runtime.migration] Running upgrade 532f0ea25bb1 -> c0fc1e46888b, Disallow editing permissions for groups
INFO [alembic.runtime.migration] Running upgrade c0fc1e46888b -> b6dd0a4ed40d, Add registration form to event acls
INFO [alembic.runtime.migration] Running upgrade b6dd0a4ed40d -> 05f227f4b938, Add metadata to event logs
INFO [alembic.runtime.migration] Running upgrade 05f227f4b938 -> 4f0b4dd412b5, Remove email principals from tracks
INFO [alembic.runtime.migration] Running upgrade 4f0b4dd412b5 -> d89abffb0f63, Add menu_entries.registered_only column.
INFO [alembic.runtime.migration] Running upgrade d89abffb0f63 -> 12fbf6af2367, Add custom boa file to event
INFO [alembic.runtime.migration] Running upgrade 12fbf6af2367 -> 497c61b68050, Fix session friendly id index
INFO [alembic.runtime.migration] Running upgrade 497c61b68050 -> c997dc927fbc, Add default badge to categories
INFO [alembic.runtime.migration] Running upgrade c997dc927fbc -> f37d509e221c, Add column for profile picture type to User
Should I be scared?