deadlock by timeshift timing

rate = 0.7, works

[0000000001997340] main input debug: EOF reached
[0000000001997340] main input debug: control type=1
[0000000001997340] main input debug: waiting decoder fifos to empty
[0000000001997340] main input debug: waiting decoder fifos to empty
[0000000001997340] main input debug: waiting decoder fifos to empty
[0000000001997340] main input debug: waiting decoder fifos to empty
[0000000001997340] main input warning: es out timeshift: auto reset rate to 1000
[0000000001997340] main input debug: control type=1
[0000000001997340] main input warning: es out timeshift: auto stop

With rate = 0.5, infinitely emptying

[0000000000823340] main input debug: EOF reached
[0000000000823340] main input debug: control type=1
[0000000000823340] main input debug: waiting decoder fifos to empty
[0000000000823340] main input debug: waiting decoder fifos to empty
[0000000000823340] main input debug: waiting decoder fifos to empty
[0000000000823340] main input debug: waiting decoder fifos to empty
(...)

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information