fix: flushing stdout after sending UCI responses (#345)

[benthevining]

No description provided.

[github-actions]

	Tests	Passed ✅	Skipped	Failed	Time ⏱
JUnit Test Report	204 ran	204 ✅	0 ⚠️	0 ❌	14m 30s 82ms

Test	Result	Time ⏱
No test annotations available

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[github-actions]

	Tests	Passed ✅	Skipped	Failed	Time ⏱
JUnit Test Report	204 ran	204 ✅	0 ⚠️	0 ❌	6m 15s 870ms

Test	Result	Time ⏱
No test annotations available

• View JUnit Test Report

[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	204 ran	161 ✅	0 ⚠️	43 ❌	51m 24s 442ms

Test	Result	Time ⏱
JUnit Test Report
engine_nps.ben_bot.bench.engine_nps	❌ failure	268ms
Position - threefold repetitions.libchess.unit.Position - threefold repetitions	❌ failure	4ms
Position - threefold reps - not threefold if EP possible in starting position.libchess.unit.Position - threefold reps - not threefold if EP possible in starting position	❌ failure	17ms
Zobrist - reaching identical positions.libchess.unit.Zobrist - reaching identical positions	❌ failure	4ms
0.ben_bot.position_solver.BratkoKopec.0	❌ failure	362ms
1.ben_bot.position_solver.BratkoKopec.1	❌ failure	596ms
2.ben_bot.position_solver.BratkoKopec.2	❌ failure	164ms
3.ben_bot.position_solver.BratkoKopec.3	❌ failure	814ms
4.ben_bot.position_solver.BratkoKopec.4	❌ failure	602ms
5.ben_bot.position_solver.BratkoKopec.5	❌ failure	25m 10ms
6.ben_bot.position_solver.BratkoKopec.6	❌ failure	724ms
7.ben_bot.position_solver.BratkoKopec.7	❌ failure	700ms
8.ben_bot.position_solver.BratkoKopec.8	❌ failure	429ms
9.ben_bot.position_solver.BratkoKopec.9	❌ failure	435ms
10.ben_bot.position_solver.BratkoKopec.10	❌ failure	676ms
0.ben_bot.position_solver.CCROneHour.0	❌ failure	380ms
1.ben_bot.position_solver.CCROneHour.1	❌ failure	424ms
2.ben_bot.position_solver.CCROneHour.2	❌ failure	430ms
3.ben_bot.position_solver.CCROneHour.3	❌ failure	737ms
4.ben_bot.position_solver.CCROneHour.4	❌ failure	748ms
5.ben_bot.position_solver.CCROneHour.5	❌ failure	25m 110ms
0.ben_bot.position_solver.Kaufman.0	❌ failure	559ms
1.ben_bot.position_solver.Kaufman.1	❌ failure	640ms
2.ben_bot.position_solver.Kaufman.2	❌ failure	408ms
3.ben_bot.position_solver.Kaufman.3	❌ failure	794ms
4.ben_bot.position_solver.Kaufman.4	❌ failure	716ms
5.ben_bot.position_solver.Kaufman.5	❌ failure	637ms
6.ben_bot.position_solver.Kaufman.6	❌ failure	160ms
7.ben_bot.position_solver.Kaufman.7	❌ failure	663ms
0.ben_bot.position_solver.LCT.0	❌ failure	663ms
1.ben_bot.position_solver.LCT.1	❌ failure	412ms
2.ben_bot.position_solver.LCT.2	❌ failure	160ms
0.ben_bot.position_solver.basic.0	❌ failure	965ms
1.ben_bot.position_solver.basic.1	❌ failure	548ms
2.ben_bot.position_solver.basic.2	❌ failure	182ms
0.ben_bot.position_solver.endgames.0	❌ failure	215ms
2.ben_bot.position_solver.endgames.2	❌ failure	159ms
3.ben_bot.position_solver.endgames.3	❌ failure	161ms
4.ben_bot.position_solver.endgames.4	❌ failure	205ms
5.ben_bot.position_solver.endgames.5	❌ failure	295ms
6.ben_bot.position_solver.endgames.6	❌ failure	338ms
0.ben_bot.position_solver.mates.0	❌ failure	159ms
2.ben_bot.position_solver.mates.2	❌ failure	381ms

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[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	204 ran	202 ✅	0 ⚠️	2 ❌	1h 3m 32s 939ms

Test	Result	Time ⏱
JUnit Test Report
3.ben_bot.position_solver.Kaufman.3	❌ failure	25m 10ms
3.ben_bot.position_solver.endgames.3	❌ failure	25m 110ms

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[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	204 ran	200 ✅	0 ⚠️	4 ❌	1h 51m 59s 377ms

Test	Result	Time ⏱
JUnit Test Report
complex_crowded.ben_bot.perft.complex_crowded	❌ failure	25m 10ms
kiwipete.ben_bot.perft.kiwipete	❌ failure	25m 20ms
rook_pawn_endgame.ben_bot.perft.rook_pawn_endgame	❌ failure	25m 10ms
start_pos.ben_bot.perft.start_pos	❌ failure	25m 10ms

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[github-actions]

	Tests	Passed ✅	Skipped	Failed	Time ⏱
JUnit Test Report	204 ran	204 ✅	0 ⚠️	0 ❌	14m 51s 907ms

Test	Result	Time ⏱
No test annotations available

• View JUnit Test Report

[github-actions]

	Tests	Passed ✅	Skipped	Failed	Time ⏱
JUnit Test Report	204 ran	204 ✅	0 ⚠️	0 ❌	6m 27s 597ms

Test	Result	Time ⏱
No test annotations available

• View JUnit Test Report

[github-actions]

	Tests	Passed ✅	Skipped	Failed	Time ⏱
JUnit Test Report	204 ran	204 ✅	0 ⚠️	0 ❌	12m 59s 613ms

Test	Result	Time ⏱
No test annotations available

• View JUnit Test Report

[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	204 ran	161 ✅	0 ⚠️	43 ❌	26m 30s 412ms

Test	Result	Time ⏱
JUnit Test Report
engine_nps.ben_bot.bench.engine_nps	❌ failure	1s 42ms
Position - threefold repetitions.libchess.unit.Position - threefold repetitions	❌ failure	9ms
Position - threefold reps - not threefold if EP possible in starting position.libchess.unit.Position - threefold reps - not threefold if EP possible in starting position	❌ failure	4ms
Zobrist - reaching identical positions.libchess.unit.Zobrist - reaching identical positions	❌ failure	8ms
0.ben_bot.position_solver.BratkoKopec.0	❌ failure	404ms
1.ben_bot.position_solver.BratkoKopec.1	❌ failure	832ms
2.ben_bot.position_solver.BratkoKopec.2	❌ failure	187ms
3.ben_bot.position_solver.BratkoKopec.3	❌ failure	710ms
4.ben_bot.position_solver.BratkoKopec.4	❌ failure	347ms
5.ben_bot.position_solver.BratkoKopec.5	❌ failure	496ms
6.ben_bot.position_solver.BratkoKopec.6	❌ failure	899ms
7.ben_bot.position_solver.BratkoKopec.7	❌ failure	761ms
8.ben_bot.position_solver.BratkoKopec.8	❌ failure	823ms
9.ben_bot.position_solver.BratkoKopec.9	❌ failure	570ms
10.ben_bot.position_solver.BratkoKopec.10	❌ failure	769ms
0.ben_bot.position_solver.CCROneHour.0	❌ failure	695ms
1.ben_bot.position_solver.CCROneHour.1	❌ failure	876ms
2.ben_bot.position_solver.CCROneHour.2	❌ failure	1s 127ms
3.ben_bot.position_solver.CCROneHour.3	❌ failure	601ms
4.ben_bot.position_solver.CCROneHour.4	❌ failure	623ms
5.ben_bot.position_solver.CCROneHour.5	❌ failure	597ms
0.ben_bot.position_solver.Kaufman.0	❌ failure	747ms
1.ben_bot.position_solver.Kaufman.1	❌ failure	292ms
2.ben_bot.position_solver.Kaufman.2	❌ failure	807ms
3.ben_bot.position_solver.Kaufman.3	❌ failure	729ms
4.ben_bot.position_solver.Kaufman.4	❌ failure	25m 50ms
5.ben_bot.position_solver.Kaufman.5	❌ failure	542ms
6.ben_bot.position_solver.Kaufman.6	❌ failure	348ms
7.ben_bot.position_solver.Kaufman.7	❌ failure	664ms
0.ben_bot.position_solver.LCT.0	❌ failure	973ms
1.ben_bot.position_solver.LCT.1	❌ failure	852ms
2.ben_bot.position_solver.LCT.2	❌ failure	299ms
0.ben_bot.position_solver.basic.0	❌ failure	824ms
1.ben_bot.position_solver.basic.1	❌ failure	679ms
2.ben_bot.position_solver.basic.2	❌ failure	405ms
0.ben_bot.position_solver.endgames.0	❌ failure	321ms
2.ben_bot.position_solver.endgames.2	❌ failure	200ms
3.ben_bot.position_solver.endgames.3	❌ failure	203ms
4.ben_bot.position_solver.endgames.4	❌ failure	315ms
5.ben_bot.position_solver.endgames.5	❌ failure	189ms
6.ben_bot.position_solver.endgames.6	❌ failure	212ms
0.ben_bot.position_solver.mates.0	❌ failure	317ms
2.ben_bot.position_solver.mates.2	❌ failure	693ms

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[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	204 ran	203 ✅	0 ⚠️	1 ❌	36m 43s 341ms

Test	Result	Time ⏱
JUnit Test Report
0.ben_bot.position_solver.CCROneHour.0	❌ failure	25m 20ms

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[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	203 ran	200 ✅	0 ⚠️	3 ❌	3h 6m 40s 873ms

Test	Result	Time ⏱
JUnit Test Report
9.ben_bot.position_solver.BratkoKopec.9	❌ failure	25m 10ms
10.ben_bot.position_solver.BratkoKopec.10	❌ failure	25m 10ms
2.ben_bot.position_solver.Kaufman.2	❌ failure	25m 10ms

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[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	203 ran	197 ✅	0 ⚠️	6 ❌	4h 26m 37s 587ms

Test	Result	Time ⏱
JUnit Test Report
3.ben_bot.position_solver.BratkoKopec.3	❌ failure	25m 110ms
9.ben_bot.position_solver.BratkoKopec.9	❌ failure	25m 110ms
10.ben_bot.position_solver.BratkoKopec.10	❌ failure	25m 120ms
1.ben_bot.position_solver.CCROneHour.1	❌ failure	25m 110ms
2.ben_bot.position_solver.Kaufman.2	❌ failure	25m 40ms
5.ben_bot.position_solver.Kaufman.5	❌ failure	25m 80ms

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[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	203 ran	197 ✅	0 ⚠️	6 ❌	5h 28m 1s 282ms

Test	Result	Time ⏱
JUnit Test Report
complex_crowded.ben_bot.perft.complex_crowded	❌ failure	25m 110ms
3.ben_bot.position_solver.BratkoKopec.3	❌ failure	25m 110ms
9.ben_bot.position_solver.BratkoKopec.9	❌ failure	25m 110ms
10.ben_bot.position_solver.BratkoKopec.10	❌ failure	25m 110ms
1.ben_bot.position_solver.CCROneHour.1	❌ failure	25m 20ms
2.ben_bot.position_solver.Kaufman.2	❌ failure	25m 20ms

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[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	203 ran	196 ✅	0 ⚠️	7 ❌	5h 30m 41s 799ms

Test	Result	Time ⏱
JUnit Test Report
complex_crowded.ben_bot.perft.complex_crowded	❌ failure	25m 60ms
3.ben_bot.position_solver.BratkoKopec.3	❌ failure	25m 10ms
9.ben_bot.position_solver.BratkoKopec.9	❌ failure	25m 30ms
10.ben_bot.position_solver.BratkoKopec.10	❌ failure	25m 10ms
1.ben_bot.position_solver.CCROneHour.1	❌ failure	25m 30ms
0.ben_bot.position_solver.Kaufman.0	❌ failure	25m 20ms
2.ben_bot.position_solver.Kaufman.2	❌ failure	25m 30ms

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[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	203 ran	194 ✅	0 ⚠️	9 ❌	4h 53m 40s 304ms

Test	Result	Time ⏱
JUnit Test Report
complex_crowded.ben_bot.perft.complex_crowded	❌ failure	25m 40ms
0.ben_bot.position_solver.BratkoKopec.0	❌ failure	25m 50ms
9.ben_bot.position_solver.BratkoKopec.9	❌ failure	25m 50ms
10.ben_bot.position_solver.BratkoKopec.10	❌ failure	25m 70ms
1.ben_bot.position_solver.CCROneHour.1	❌ failure	25m 40ms
5.ben_bot.position_solver.CCROneHour.5	❌ failure	25m 40ms
2.ben_bot.position_solver.Kaufman.2	❌ failure	25m 50ms
3.ben_bot.position_solver.Kaufman.3	❌ failure	25m 40ms
0.ben_bot.position_solver.basic.0	❌ failure	25m 50ms

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[github-actions]

	Tests	Passed ☑️	Skipped	Failed ❌️	Time ⏱
JUnit Test Report	203 ran	190 ✅	0 ⚠️	13 ❌	7h 18m 19s 909ms

Test	Result	Time ⏱
JUnit Test Report
complex_crowded.ben_bot.perft.complex_crowded	❌ failure	25m 100ms
rook_pawn_endgame.ben_bot.perft.rook_pawn_endgame	❌ failure	25m 110ms
3.ben_bot.position_solver.BratkoKopec.3	❌ failure	25m 110ms
7.ben_bot.position_solver.BratkoKopec.7	❌ failure	25m 50ms
9.ben_bot.position_solver.BratkoKopec.9	❌ failure	25m 10ms
10.ben_bot.position_solver.BratkoKopec.10	❌ failure	25m 20ms
1.ben_bot.position_solver.CCROneHour.1	❌ failure	25m 30ms
0.ben_bot.position_solver.Kaufman.0	❌ failure	25m 110ms
2.ben_bot.position_solver.Kaufman.2	❌ failure	25m 50ms
3.ben_bot.position_solver.Kaufman.3	❌ failure	25m 110ms
5.ben_bot.position_solver.Kaufman.5	❌ failure	25m 110ms
0.ben_bot.position_solver.LCT.0	❌ failure	25m 30ms
1.ben_bot.position_solver.LCT.1	❌ failure	25m 10ms

• View JUnit Test Report