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ret: 0         st:-1 flags:0  ts:-1.000000
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ret: 0         st:-1 flags:1  ts: 1.894167
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ret: 0         st: 0 flags:0  ts: 0.788333
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ret: 0         st: 0 flags:1  ts:-0.317500
ret: 0         st: 0 flags:1 dts: 0.660000 pts: 0.700000 pos:    564 size: 24801
ret: 0         st: 1 flags:0  ts: 2.576667
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ret: 0         st: 1 flags:1  ts: 1.470833
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ret: 0         st:-1 flags:0  ts: 0.365002
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ret: 0         st:-1 flags:1  ts:-0.740831
ret: 0         st: 0 flags:1 dts: 0.660000 pts: 0.700000 pos:    564 size: 24801
ret: 0         st: 0 flags:0  ts: 2.153333
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ret: 0         st: 0 flags:1  ts: 1.047500
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ret: 0         st: 1 flags:0  ts:-0.058333
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ret: 0         st: 1 flags:1  ts: 2.835833
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ret: 0         st:-1 flags:0  ts: 1.730004
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ret: 0         st:-1 flags:1  ts: 0.624171
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ret: 0         st: 0 flags:0  ts:-0.481667
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ret: 0         st: 0 flags:1  ts: 2.412500
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ret: 0         st: 1 flags:0  ts: 1.306667
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ret: 0         st:-1 flags:1  ts: 1.989173
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ret: 0         st: 0 flags:1  ts:-0.222489
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ret: 0         st: 1 flags:0  ts: 2.671678
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ret: 0         st: 1 flags:1  ts: 1.565844
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ret: 0         st:-1 flags:0  ts: 0.460008
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