Just for reference, here is the error on this run:
foreman-maintain content switchover
Running Switch support for certain content from Pulp 2 to Pulp 3
================================================================================
Switch support for certain content from Pulp 2 to Pulp 3:
Performing final content migration before switching content
[FAIL]
Failed executing foreman-rake katello:pulp3_migration, exit status 1:
enabled
Starting task.
Migration failed, You will want to investigate: https://katellod02p.d.carfax.us/foreman_tasks/tasks/11178f76-a22c-4774-96c9-42eda5d09487
rake aborted!
ForemanTasks::TaskError: Task 11178f76-a22c-4774-96c9-42eda5d09487: Katello::Errors::Pulp3Error: invalid literal for int() with base 10: '1601956550.79'
/opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.18.1/lib/katello/tasks/pulp3_migration.rake:31:in `block (2 levels) in <top (required)>'
/opt/rh/rh-ruby25/root/usr/share/gems/gems/rake-12.3.0/exe/rake:27:in `<top (required)>'
Tasks: TOP => katello:pulp3_migration
(See full trace by running task with --trace)
2021-02-02 16:34:34 -0600: Migrating rpm content to Pulp 3 srpm 4173/4187
--------------------------------------------------------------------------------
Scenario [Switch support for certain content from Pulp 2 to Pulp 3] failed.
The following steps ended up in failing state:
[content-switchover]
Resolve the failed steps and rerun
the command. In case the failures are false positives,
use --whitelist="content-switchover"