sync-clocks doesn't finish

[masnagam]

2021-04-27T12:03:00.004737984+09:00 DEBUG mirakc_core::command_util: tuner#2.1692: Spawned 8816: `recpt1 --device /dev/px4video2 13 - -`
2021-04-27T12:03:00.005135517+09:00  INFO mirakc_core::tuner: tuner#2.1692: Activated with GR/13
2021-04-27T12:03:00.005279306+09:00  INFO mirakc_core::tuner: tuner#2.1692.1: Subscribed: Job(clock-synchronizer) (priority=-1)
2021-04-27T12:03:00.005428928+09:00 DEBUG mirakc_core::broadcaster: tuner#2.1692: Started
2021-04-27T12:03:00.005552883+09:00 DEBUG mirakc_core::broadcaster: Subscribe with tuner#2.1692.1
2021-04-27T12:03:00.005689672+09:00  INFO mirakc_core::tuner: tuner#2.1692.1: Started streaming
2021-04-27T12:03:00.008122704+09:00 DEBUG mirakc_core::command_util: tuner#2.1692.1: Spawned 8817: `mirakc-arib sync-clocks --sids=23656`