/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label36.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 23:00:31,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 23:00:31,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 23:00:32,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-09-04 23:00:32,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 23:00:32,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 23:00:32,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 23:00:32,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 23:00:32,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 23:00:32,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 23:00:32,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 23:00:32,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 23:00:32,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 23:00:32,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 23:00:32,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 23:00:32,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 23:00:32,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 23:00:32,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 23:00:32,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 23:00:32,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 23:00:32,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 23:00:32,152 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 23:00:32,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 23:00:32,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 23:00:32,155 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 23:00:32,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 23:00:32,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 23:00:32,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 23:00:32,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 23:00:32,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 23:00:32,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 23:00:32,158 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 23:00:32,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 23:00:32,159 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 23:00:32,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 23:00:32,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 23:00:32,160 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 23:00:32,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 23:00:32,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 23:00:32,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 23:00:32,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 23:00:32,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 23:00:32,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 23:00:32,162 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-09-04 23:00:32,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 23:00:32,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 23:00:32,620 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 23:00:32,622 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 23:00:32,623 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 23:00:32,624 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label36.c [2020-09-04 23:00:32,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1899f896a/4d31abe042654fe2bf09a679ebf4eba5/FLAG9c5986058 [2020-09-04 23:00:33,407 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 23:00:33,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem14_label36.c [2020-09-04 23:00:33,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1899f896a/4d31abe042654fe2bf09a679ebf4eba5/FLAG9c5986058 [2020-09-04 23:00:33,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1899f896a/4d31abe042654fe2bf09a679ebf4eba5 [2020-09-04 23:00:33,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 23:00:33,632 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 23:00:33,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 23:00:33,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 23:00:33,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 23:00:33,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 11:00:33" (1/1) ... [2020-09-04 23:00:33,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ccc0ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:33, skipping insertion in model container [2020-09-04 23:00:33,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 11:00:33" (1/1) ... [2020-09-04 23:00:33,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 23:00:33,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 23:00:34,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 23:00:34,249 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 23:00:34,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 23:00:34,526 INFO L208 MainTranslator]: Completed translation [2020-09-04 23:00:34,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:34 WrapperNode [2020-09-04 23:00:34,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 23:00:34,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 23:00:34,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 23:00:34,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 23:00:34,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:34" (1/1) ... [2020-09-04 23:00:34,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:34" (1/1) ... [2020-09-04 23:00:34,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:34" (1/1) ... [2020-09-04 23:00:34,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:34" (1/1) ... [2020-09-04 23:00:34,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:34" (1/1) ... [2020-09-04 23:00:34,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:34" (1/1) ... [2020-09-04 23:00:34,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:34" (1/1) ... [2020-09-04 23:00:34,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 23:00:34,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 23:00:34,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 23:00:34,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 23:00:34,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:34" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 23:00:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 23:00:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 23:00:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-09-04 23:00:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 23:00:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-09-04 23:00:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 23:00:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 23:00:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-04 23:00:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 23:00:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 23:00:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 23:00:36,502 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 23:00:36,502 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-04 23:00:36,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 11:00:36 BoogieIcfgContainer [2020-09-04 23:00:36,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 23:00:36,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 23:00:36,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 23:00:36,527 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 23:00:36,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 11:00:33" (1/3) ... [2020-09-04 23:00:36,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b6d40b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 11:00:36, skipping insertion in model container [2020-09-04 23:00:36,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 11:00:34" (2/3) ... [2020-09-04 23:00:36,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b6d40b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 11:00:36, skipping insertion in model container [2020-09-04 23:00:36,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 11:00:36" (3/3) ... [2020-09-04 23:00:36,535 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label36.c [2020-09-04 23:00:36,548 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 23:00:36,562 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 23:00:36,587 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 23:00:36,623 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 23:00:36,623 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 23:00:36,623 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 23:00:36,623 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 23:00:36,624 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 23:00:36,624 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 23:00:36,624 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 23:00:36,624 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 23:00:36,662 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states. [2020-09-04 23:00:36,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-09-04 23:00:36,685 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:00:36,686 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:00:36,687 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:00:36,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:00:36,698 INFO L82 PathProgramCache]: Analyzing trace with hash -4985686, now seen corresponding path program 1 times [2020-09-04 23:00:36,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:00:36,713 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1578612849] [2020-09-04 23:00:36,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:00:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:37,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:00:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:37,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 23:00:37,181 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1578612849] [2020-09-04 23:00:37,183 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 23:00:37,184 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 23:00:37,185 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424742142] [2020-09-04 23:00:37,192 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 23:00:37,193 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:00:37,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 23:00:37,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 23:00:37,215 INFO L87 Difference]: Start difference. First operand 678 states. Second operand 5 states. [2020-09-04 23:00:41,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:00:41,456 INFO L93 Difference]: Finished difference Result 1969 states and 2695 transitions. [2020-09-04 23:00:41,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 23:00:41,464 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2020-09-04 23:00:41,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:00:41,500 INFO L225 Difference]: With dead ends: 1969 [2020-09-04 23:00:41,500 INFO L226 Difference]: Without dead ends: 1228 [2020-09-04 23:00:41,520 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 23:00:41,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1228 states. [2020-09-04 23:00:41,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1228 to 997. [2020-09-04 23:00:41,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 997 states. [2020-09-04 23:00:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 997 states and 1298 transitions. [2020-09-04 23:00:41,747 INFO L78 Accepts]: Start accepts. Automaton has 997 states and 1298 transitions. Word has length 67 [2020-09-04 23:00:41,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:00:41,748 INFO L479 AbstractCegarLoop]: Abstraction has 997 states and 1298 transitions. [2020-09-04 23:00:41,748 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 23:00:41,748 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1298 transitions. [2020-09-04 23:00:41,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 23:00:41,760 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:00:41,760 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:00:41,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 23:00:41,761 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:00:41,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:00:41,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1110606662, now seen corresponding path program 1 times [2020-09-04 23:00:41,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:00:41,762 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [964510862] [2020-09-04 23:00:41,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:00:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:41,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:00:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:41,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:00:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:42,134 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 23:00:42,134 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [964510862] [2020-09-04 23:00:42,135 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 23:00:42,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 23:00:42,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064858851] [2020-09-04 23:00:42,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 23:00:42,138 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:00:42,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 23:00:42,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-04 23:00:42,139 INFO L87 Difference]: Start difference. First operand 997 states and 1298 transitions. Second operand 8 states. [2020-09-04 23:00:45,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:00:45,713 INFO L93 Difference]: Finished difference Result 2640 states and 3636 transitions. [2020-09-04 23:00:45,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-04 23:00:45,714 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 170 [2020-09-04 23:00:45,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:00:45,741 INFO L225 Difference]: With dead ends: 2640 [2020-09-04 23:00:45,742 INFO L226 Difference]: Without dead ends: 1658 [2020-09-04 23:00:45,751 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-09-04 23:00:45,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2020-09-04 23:00:45,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1584. [2020-09-04 23:00:45,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1584 states. [2020-09-04 23:00:45,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1584 states and 2092 transitions. [2020-09-04 23:00:45,976 INFO L78 Accepts]: Start accepts. Automaton has 1584 states and 2092 transitions. Word has length 170 [2020-09-04 23:00:45,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:00:45,977 INFO L479 AbstractCegarLoop]: Abstraction has 1584 states and 2092 transitions. [2020-09-04 23:00:45,977 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 23:00:45,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 2092 transitions. [2020-09-04 23:00:45,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-09-04 23:00:45,986 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:00:45,987 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:00:45,987 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 23:00:45,987 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:00:45,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:00:45,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1244659725, now seen corresponding path program 1 times [2020-09-04 23:00:45,988 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:00:45,989 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1110618590] [2020-09-04 23:00:45,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:00:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:46,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:00:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:46,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:00:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:46,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-09-04 23:00:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:46,468 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 102 proven. 71 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-09-04 23:00:46,469 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1110618590] [2020-09-04 23:00:46,469 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:00:46,469 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-04 23:00:46,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490478477] [2020-09-04 23:00:46,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 23:00:46,471 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:00:46,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 23:00:46,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-09-04 23:00:46,471 INFO L87 Difference]: Start difference. First operand 1584 states and 2092 transitions. Second operand 9 states. [2020-09-04 23:00:51,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:00:51,183 INFO L93 Difference]: Finished difference Result 4160 states and 5530 transitions. [2020-09-04 23:00:51,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-04 23:00:51,190 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 246 [2020-09-04 23:00:51,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:00:51,256 INFO L225 Difference]: With dead ends: 4160 [2020-09-04 23:00:51,257 INFO L226 Difference]: Without dead ends: 2591 [2020-09-04 23:00:51,264 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2020-09-04 23:00:51,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2591 states. [2020-09-04 23:00:51,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2591 to 1978. [2020-09-04 23:00:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2020-09-04 23:00:51,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2539 transitions. [2020-09-04 23:00:51,436 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2539 transitions. Word has length 246 [2020-09-04 23:00:51,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:00:51,437 INFO L479 AbstractCegarLoop]: Abstraction has 1978 states and 2539 transitions. [2020-09-04 23:00:51,437 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 23:00:51,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2539 transitions. [2020-09-04 23:00:51,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2020-09-04 23:00:51,448 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:00:51,448 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:00:51,449 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 23:00:51,449 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:00:51,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:00:51,449 INFO L82 PathProgramCache]: Analyzing trace with hash -534522417, now seen corresponding path program 1 times [2020-09-04 23:00:51,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:00:51,450 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1142757379] [2020-09-04 23:00:51,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:00:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:51,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:00:51,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:51,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:00:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:51,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 23:00:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:51,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 23:00:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 153 proven. 136 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2020-09-04 23:00:52,102 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1142757379] [2020-09-04 23:00:52,103 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:00:52,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-04 23:00:52,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540719455] [2020-09-04 23:00:52,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 23:00:52,105 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:00:52,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 23:00:52,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-09-04 23:00:52,105 INFO L87 Difference]: Start difference. First operand 1978 states and 2539 transitions. Second operand 9 states. [2020-09-04 23:00:55,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:00:55,778 INFO L93 Difference]: Finished difference Result 4028 states and 5281 transitions. [2020-09-04 23:00:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-04 23:00:55,779 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 376 [2020-09-04 23:00:55,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:00:55,795 INFO L225 Difference]: With dead ends: 4028 [2020-09-04 23:00:55,795 INFO L226 Difference]: Without dead ends: 2447 [2020-09-04 23:00:55,803 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2020-09-04 23:00:55,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2447 states. [2020-09-04 23:00:56,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2447 to 2410. [2020-09-04 23:00:56,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2410 states. [2020-09-04 23:00:56,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 2410 states and 3018 transitions. [2020-09-04 23:00:56,034 INFO L78 Accepts]: Start accepts. Automaton has 2410 states and 3018 transitions. Word has length 376 [2020-09-04 23:00:56,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:00:56,034 INFO L479 AbstractCegarLoop]: Abstraction has 2410 states and 3018 transitions. [2020-09-04 23:00:56,034 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 23:00:56,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 3018 transitions. [2020-09-04 23:00:56,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-09-04 23:00:56,048 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:00:56,048 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:00:56,048 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 23:00:56,049 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:00:56,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:00:56,049 INFO L82 PathProgramCache]: Analyzing trace with hash -265000666, now seen corresponding path program 1 times [2020-09-04 23:00:56,050 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:00:56,050 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [202558996] [2020-09-04 23:00:56,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:00:56,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:56,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:00:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:56,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:00:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:56,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-09-04 23:00:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:56,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-09-04 23:00:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:00:57,404 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 199 proven. 221 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-09-04 23:00:57,404 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [202558996] [2020-09-04 23:00:57,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:00:57,405 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-09-04 23:00:57,405 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429567232] [2020-09-04 23:00:57,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 23:00:57,406 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:00:57,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 23:00:57,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-09-04 23:00:57,407 INFO L87 Difference]: Start difference. First operand 2410 states and 3018 transitions. Second operand 11 states. [2020-09-04 23:01:03,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:01:03,147 INFO L93 Difference]: Finished difference Result 5421 states and 6855 transitions. [2020-09-04 23:01:03,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-04 23:01:03,148 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 386 [2020-09-04 23:01:03,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:01:03,176 INFO L225 Difference]: With dead ends: 5421 [2020-09-04 23:01:03,176 INFO L226 Difference]: Without dead ends: 3260 [2020-09-04 23:01:03,187 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=162, Invalid=488, Unknown=0, NotChecked=0, Total=650 [2020-09-04 23:01:03,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3260 states. [2020-09-04 23:01:03,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3260 to 3204. [2020-09-04 23:01:03,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3204 states. [2020-09-04 23:01:03,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 3204 states and 3876 transitions. [2020-09-04 23:01:03,697 INFO L78 Accepts]: Start accepts. Automaton has 3204 states and 3876 transitions. Word has length 386 [2020-09-04 23:01:03,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:01:03,697 INFO L479 AbstractCegarLoop]: Abstraction has 3204 states and 3876 transitions. [2020-09-04 23:01:03,697 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 23:01:03,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3204 states and 3876 transitions. [2020-09-04 23:01:03,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2020-09-04 23:01:03,707 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:01:03,710 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:01:03,710 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 23:01:03,710 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:01:03,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:01:03,711 INFO L82 PathProgramCache]: Analyzing trace with hash 218853277, now seen corresponding path program 1 times [2020-09-04 23:01:03,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:01:03,711 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1985089055] [2020-09-04 23:01:03,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:01:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:03,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:01:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:03,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:01:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:04,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 23:01:04,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:04,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 23:01:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:04,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2020-09-04 23:01:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 509 proven. 2 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2020-09-04 23:01:04,597 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1985089055] [2020-09-04 23:01:04,598 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:01:04,598 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-04 23:01:04,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244204786] [2020-09-04 23:01:04,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 23:01:04,605 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:01:04,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 23:01:04,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-04 23:01:04,605 INFO L87 Difference]: Start difference. First operand 3204 states and 3876 transitions. Second operand 7 states. [2020-09-04 23:01:09,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:01:09,292 INFO L93 Difference]: Finished difference Result 7056 states and 8950 transitions. [2020-09-04 23:01:09,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 23:01:09,294 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 529 [2020-09-04 23:01:09,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:01:09,317 INFO L225 Difference]: With dead ends: 7056 [2020-09-04 23:01:09,317 INFO L226 Difference]: Without dead ends: 4249 [2020-09-04 23:01:09,327 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-09-04 23:01:09,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4249 states. [2020-09-04 23:01:09,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4249 to 4010. [2020-09-04 23:01:09,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4010 states. [2020-09-04 23:01:09,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 4864 transitions. [2020-09-04 23:01:09,749 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 4864 transitions. Word has length 529 [2020-09-04 23:01:09,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:01:09,751 INFO L479 AbstractCegarLoop]: Abstraction has 4010 states and 4864 transitions. [2020-09-04 23:01:09,751 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 23:01:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 4864 transitions. [2020-09-04 23:01:09,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2020-09-04 23:01:09,761 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:01:09,761 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:01:09,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 23:01:09,762 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:01:09,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:01:09,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1803488621, now seen corresponding path program 1 times [2020-09-04 23:01:09,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:01:09,763 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1932935722] [2020-09-04 23:01:09,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:01:09,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:10,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:01:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:10,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:01:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:10,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 23:01:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:10,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 23:01:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:10,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2020-09-04 23:01:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:10,804 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 547 proven. 222 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2020-09-04 23:01:10,804 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1932935722] [2020-09-04 23:01:10,804 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:01:10,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-04 23:01:10,805 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809402818] [2020-09-04 23:01:10,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 23:01:10,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:01:10,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 23:01:10,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-09-04 23:01:10,807 INFO L87 Difference]: Start difference. First operand 4010 states and 4864 transitions. Second operand 12 states. [2020-09-04 23:01:20,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:01:20,719 INFO L93 Difference]: Finished difference Result 9423 states and 11610 transitions. [2020-09-04 23:01:20,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-09-04 23:01:20,720 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 541 [2020-09-04 23:01:20,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:01:20,767 INFO L225 Difference]: With dead ends: 9423 [2020-09-04 23:01:20,768 INFO L226 Difference]: Without dead ends: 5810 [2020-09-04 23:01:20,781 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 656 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=422, Invalid=1834, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 23:01:20,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5810 states. [2020-09-04 23:01:21,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5810 to 3809. [2020-09-04 23:01:21,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3809 states. [2020-09-04 23:01:21,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 3809 states and 4607 transitions. [2020-09-04 23:01:21,219 INFO L78 Accepts]: Start accepts. Automaton has 3809 states and 4607 transitions. Word has length 541 [2020-09-04 23:01:21,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:01:21,220 INFO L479 AbstractCegarLoop]: Abstraction has 3809 states and 4607 transitions. [2020-09-04 23:01:21,220 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 23:01:21,221 INFO L276 IsEmpty]: Start isEmpty. Operand 3809 states and 4607 transitions. [2020-09-04 23:01:21,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2020-09-04 23:01:21,232 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:01:21,232 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:01:21,233 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 23:01:21,233 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:01:21,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:01:21,234 INFO L82 PathProgramCache]: Analyzing trace with hash 802919336, now seen corresponding path program 1 times [2020-09-04 23:01:21,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:01:21,234 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1094833143] [2020-09-04 23:01:21,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:01:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:21,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:01:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:21,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:01:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:21,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 23:01:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:21,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 23:01:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:21,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2020-09-04 23:01:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:21,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2020-09-04 23:01:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:22,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 452 proven. 140 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2020-09-04 23:01:22,018 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1094833143] [2020-09-04 23:01:22,018 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:01:22,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-04 23:01:22,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644967157] [2020-09-04 23:01:22,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 23:01:22,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:01:22,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 23:01:22,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-04 23:01:22,022 INFO L87 Difference]: Start difference. First operand 3809 states and 4607 transitions. Second operand 7 states. [2020-09-04 23:01:25,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:01:25,859 INFO L93 Difference]: Finished difference Result 8345 states and 10502 transitions. [2020-09-04 23:01:25,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 23:01:25,860 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 623 [2020-09-04 23:01:25,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:01:25,891 INFO L225 Difference]: With dead ends: 8345 [2020-09-04 23:01:25,891 INFO L226 Difference]: Without dead ends: 4933 [2020-09-04 23:01:25,904 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-09-04 23:01:25,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4933 states. [2020-09-04 23:01:26,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4933 to 4902. [2020-09-04 23:01:26,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4902 states. [2020-09-04 23:01:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 4902 states and 6054 transitions. [2020-09-04 23:01:26,670 INFO L78 Accepts]: Start accepts. Automaton has 4902 states and 6054 transitions. Word has length 623 [2020-09-04 23:01:26,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:01:26,671 INFO L479 AbstractCegarLoop]: Abstraction has 4902 states and 6054 transitions. [2020-09-04 23:01:26,671 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 23:01:26,672 INFO L276 IsEmpty]: Start isEmpty. Operand 4902 states and 6054 transitions. [2020-09-04 23:01:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 625 [2020-09-04 23:01:26,690 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:01:26,691 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:01:26,691 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 23:01:26,691 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:01:26,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:01:26,695 INFO L82 PathProgramCache]: Analyzing trace with hash 2077567481, now seen corresponding path program 1 times [2020-09-04 23:01:26,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:01:26,696 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1908615709] [2020-09-04 23:01:26,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:01:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:26,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:01:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:26,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:01:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:27,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 23:01:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:27,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 23:01:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:27,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2020-09-04 23:01:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:27,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 23:01:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:27,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 712 proven. 220 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2020-09-04 23:01:27,987 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1908615709] [2020-09-04 23:01:27,988 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:01:27,988 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-04 23:01:27,988 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838486126] [2020-09-04 23:01:27,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 23:01:27,989 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:01:27,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 23:01:27,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-09-04 23:01:27,990 INFO L87 Difference]: Start difference. First operand 4902 states and 6054 transitions. Second operand 13 states. [2020-09-04 23:01:34,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:01:34,830 INFO L93 Difference]: Finished difference Result 10545 states and 13016 transitions. [2020-09-04 23:01:34,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 23:01:34,831 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 624 [2020-09-04 23:01:34,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:01:34,859 INFO L225 Difference]: With dead ends: 10545 [2020-09-04 23:01:34,859 INFO L226 Difference]: Without dead ends: 5913 [2020-09-04 23:01:34,872 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=194, Invalid=676, Unknown=0, NotChecked=0, Total=870 [2020-09-04 23:01:34,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5913 states. [2020-09-04 23:01:35,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5913 to 5460. [2020-09-04 23:01:35,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5460 states. [2020-09-04 23:01:35,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5460 states to 5460 states and 6579 transitions. [2020-09-04 23:01:35,456 INFO L78 Accepts]: Start accepts. Automaton has 5460 states and 6579 transitions. Word has length 624 [2020-09-04 23:01:35,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:01:35,457 INFO L479 AbstractCegarLoop]: Abstraction has 5460 states and 6579 transitions. [2020-09-04 23:01:35,457 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 23:01:35,457 INFO L276 IsEmpty]: Start isEmpty. Operand 5460 states and 6579 transitions. [2020-09-04 23:01:35,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 689 [2020-09-04 23:01:35,470 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:01:35,471 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:01:35,471 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 23:01:35,471 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:01:35,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:01:35,472 INFO L82 PathProgramCache]: Analyzing trace with hash 374331114, now seen corresponding path program 1 times [2020-09-04 23:01:35,472 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:01:35,473 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [329646260] [2020-09-04 23:01:35,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:01:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:35,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:01:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:35,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:01:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:35,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 23:01:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:35,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 23:01:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:36,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2020-09-04 23:01:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:36,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-09-04 23:01:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:36,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1394 backedges. 775 proven. 301 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2020-09-04 23:01:36,836 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [329646260] [2020-09-04 23:01:36,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:01:36,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-04 23:01:36,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890027254] [2020-09-04 23:01:36,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 23:01:36,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:01:36,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 23:01:36,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-09-04 23:01:36,839 INFO L87 Difference]: Start difference. First operand 5460 states and 6579 transitions. Second operand 13 states. [2020-09-04 23:01:44,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:01:44,272 INFO L93 Difference]: Finished difference Result 12672 states and 15791 transitions. [2020-09-04 23:01:44,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 23:01:44,273 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 688 [2020-09-04 23:01:44,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:01:44,317 INFO L225 Difference]: With dead ends: 12672 [2020-09-04 23:01:44,317 INFO L226 Difference]: Without dead ends: 7496 [2020-09-04 23:01:44,337 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=146, Invalid=504, Unknown=0, NotChecked=0, Total=650 [2020-09-04 23:01:44,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7496 states. [2020-09-04 23:01:45,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7496 to 7415. [2020-09-04 23:01:45,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7415 states. [2020-09-04 23:01:45,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7415 states to 7415 states and 9193 transitions. [2020-09-04 23:01:45,325 INFO L78 Accepts]: Start accepts. Automaton has 7415 states and 9193 transitions. Word has length 688 [2020-09-04 23:01:45,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:01:45,326 INFO L479 AbstractCegarLoop]: Abstraction has 7415 states and 9193 transitions. [2020-09-04 23:01:45,326 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 23:01:45,326 INFO L276 IsEmpty]: Start isEmpty. Operand 7415 states and 9193 transitions. [2020-09-04 23:01:45,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 739 [2020-09-04 23:01:45,341 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:01:45,342 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:01:45,342 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 23:01:45,342 INFO L427 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:01:45,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:01:45,343 INFO L82 PathProgramCache]: Analyzing trace with hash 2004129564, now seen corresponding path program 1 times [2020-09-04 23:01:45,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:01:45,344 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1502049779] [2020-09-04 23:01:45,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:01:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:45,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:01:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:45,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:01:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:45,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 23:01:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:45,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 23:01:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:45,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2020-09-04 23:01:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:46,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2020-09-04 23:01:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:46,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1371 backedges. 532 proven. 229 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2020-09-04 23:01:46,602 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1502049779] [2020-09-04 23:01:46,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:01:46,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-09-04 23:01:46,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340722904] [2020-09-04 23:01:46,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 23:01:46,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:01:46,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 23:01:46,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-09-04 23:01:46,603 INFO L87 Difference]: Start difference. First operand 7415 states and 9193 transitions. Second operand 11 states. [2020-09-04 23:01:47,468 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2020-09-04 23:01:47,760 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2020-09-04 23:01:48,984 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 50 [2020-09-04 23:01:49,264 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2020-09-04 23:01:49,384 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 45 [2020-09-04 23:01:50,685 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2020-09-04 23:01:52,147 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2020-09-04 23:01:52,300 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 45 [2020-09-04 23:01:55,839 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2020-09-04 23:01:56,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:01:56,704 INFO L93 Difference]: Finished difference Result 15830 states and 19741 transitions. [2020-09-04 23:01:56,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-09-04 23:01:56,705 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 738 [2020-09-04 23:01:56,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:01:56,748 INFO L225 Difference]: With dead ends: 15830 [2020-09-04 23:01:56,749 INFO L226 Difference]: Without dead ends: 8812 [2020-09-04 23:01:56,767 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=315, Invalid=945, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 23:01:56,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8812 states. [2020-09-04 23:01:57,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8812 to 8579. [2020-09-04 23:01:57,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8579 states. [2020-09-04 23:01:57,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8579 states to 8579 states and 10659 transitions. [2020-09-04 23:01:57,906 INFO L78 Accepts]: Start accepts. Automaton has 8579 states and 10659 transitions. Word has length 738 [2020-09-04 23:01:57,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:01:57,906 INFO L479 AbstractCegarLoop]: Abstraction has 8579 states and 10659 transitions. [2020-09-04 23:01:57,907 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 23:01:57,907 INFO L276 IsEmpty]: Start isEmpty. Operand 8579 states and 10659 transitions. [2020-09-04 23:01:57,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 889 [2020-09-04 23:01:57,919 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:01:57,920 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:01:57,920 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 23:01:57,920 INFO L427 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:01:57,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:01:57,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1910435264, now seen corresponding path program 1 times [2020-09-04 23:01:57,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:01:57,921 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1607152058] [2020-09-04 23:01:57,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:01:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:58,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:01:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:58,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:01:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:58,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 23:01:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:58,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 23:01:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:58,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2020-09-04 23:01:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:58,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2020-09-04 23:01:58,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:58,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2020-09-04 23:01:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:01:58,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 325 proven. 6 refuted. 0 times theorem prover too weak. 1694 trivial. 0 not checked. [2020-09-04 23:01:58,947 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1607152058] [2020-09-04 23:01:58,947 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:01:58,948 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-09-04 23:01:58,948 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826796263] [2020-09-04 23:01:58,949 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 23:01:58,949 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:01:58,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 23:01:58,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 23:01:58,950 INFO L87 Difference]: Start difference. First operand 8579 states and 10659 transitions. Second operand 5 states. [2020-09-04 23:02:03,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:02:03,460 INFO L93 Difference]: Finished difference Result 19105 states and 24189 transitions. [2020-09-04 23:02:03,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-04 23:02:03,461 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 888 [2020-09-04 23:02:03,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:02:03,522 INFO L225 Difference]: With dead ends: 19105 [2020-09-04 23:02:03,522 INFO L226 Difference]: Without dead ends: 10923 [2020-09-04 23:02:03,540 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-09-04 23:02:03,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10923 states. [2020-09-04 23:02:04,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10923 to 10698. [2020-09-04 23:02:04,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10698 states. [2020-09-04 23:02:04,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10698 states to 10698 states and 13504 transitions. [2020-09-04 23:02:04,784 INFO L78 Accepts]: Start accepts. Automaton has 10698 states and 13504 transitions. Word has length 888 [2020-09-04 23:02:04,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:02:04,785 INFO L479 AbstractCegarLoop]: Abstraction has 10698 states and 13504 transitions. [2020-09-04 23:02:04,785 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 23:02:04,786 INFO L276 IsEmpty]: Start isEmpty. Operand 10698 states and 13504 transitions. [2020-09-04 23:02:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2020-09-04 23:02:04,799 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:02:04,800 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:02:04,800 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 23:02:04,800 INFO L427 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:02:04,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:02:04,801 INFO L82 PathProgramCache]: Analyzing trace with hash 1844532278, now seen corresponding path program 1 times [2020-09-04 23:02:04,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:02:04,801 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1925140004] [2020-09-04 23:02:04,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:02:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:05,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:02:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:05,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:02:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:05,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 23:02:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:05,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 23:02:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:05,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2020-09-04 23:02:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:05,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2020-09-04 23:02:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:05,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2020-09-04 23:02:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:06,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 867 proven. 37 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2020-09-04 23:02:06,015 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1925140004] [2020-09-04 23:02:06,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:02:06,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-04 23:02:06,016 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237480631] [2020-09-04 23:02:06,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 23:02:06,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:02:06,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 23:02:06,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-09-04 23:02:06,018 INFO L87 Difference]: Start difference. First operand 10698 states and 13504 transitions. Second operand 9 states. [2020-09-04 23:02:14,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:02:14,048 INFO L93 Difference]: Finished difference Result 24493 states and 31106 transitions. [2020-09-04 23:02:14,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-09-04 23:02:14,049 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 900 [2020-09-04 23:02:14,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:02:14,114 INFO L225 Difference]: With dead ends: 24493 [2020-09-04 23:02:14,114 INFO L226 Difference]: Without dead ends: 14192 [2020-09-04 23:02:14,143 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=131, Invalid=421, Unknown=0, NotChecked=0, Total=552 [2020-09-04 23:02:14,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14192 states. [2020-09-04 23:02:16,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14192 to 12986. [2020-09-04 23:02:16,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12986 states. [2020-09-04 23:02:16,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12986 states to 12986 states and 16154 transitions. [2020-09-04 23:02:16,079 INFO L78 Accepts]: Start accepts. Automaton has 12986 states and 16154 transitions. Word has length 900 [2020-09-04 23:02:16,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:02:16,080 INFO L479 AbstractCegarLoop]: Abstraction has 12986 states and 16154 transitions. [2020-09-04 23:02:16,080 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 23:02:16,081 INFO L276 IsEmpty]: Start isEmpty. Operand 12986 states and 16154 transitions. [2020-09-04 23:02:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 917 [2020-09-04 23:02:16,096 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 23:02:16,097 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 23:02:16,097 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 23:02:16,097 INFO L427 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 23:02:16,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 23:02:16,098 INFO L82 PathProgramCache]: Analyzing trace with hash -558197454, now seen corresponding path program 1 times [2020-09-04 23:02:16,098 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 23:02:16,098 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1390072707] [2020-09-04 23:02:16,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 23:02:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:16,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 23:02:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:16,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 23:02:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:16,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 23:02:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:16,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 23:02:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:16,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2020-09-04 23:02:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:16,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2020-09-04 23:02:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:16,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2020-09-04 23:02:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:16,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2020-09-04 23:02:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 23:02:17,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2547 backedges. 373 proven. 56 refuted. 0 times theorem prover too weak. 2118 trivial. 0 not checked. [2020-09-04 23:02:17,322 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1390072707] [2020-09-04 23:02:17,322 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 23:02:17,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-04 23:02:17,322 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782028100] [2020-09-04 23:02:17,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 23:02:17,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 23:02:17,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 23:02:17,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 23:02:17,324 INFO L87 Difference]: Start difference. First operand 12986 states and 16154 transitions. Second operand 7 states. [2020-09-04 23:02:24,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 23:02:24,697 INFO L93 Difference]: Finished difference Result 15099 states and 18810 transitions. [2020-09-04 23:02:24,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 23:02:24,698 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 916 [2020-09-04 23:02:24,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 23:02:24,701 INFO L225 Difference]: With dead ends: 15099 [2020-09-04 23:02:24,701 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 23:02:24,733 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2020-09-04 23:02:24,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 23:02:24,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 23:02:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 23:02:24,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 23:02:24,735 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 916 [2020-09-04 23:02:24,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 23:02:24,735 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 23:02:24,735 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 23:02:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 23:02:24,735 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 23:02:24,736 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 23:02:24,738 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 23:02:25,940 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2020-09-04 23:02:26,729 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2020-09-04 23:02:28,039 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2020-09-04 23:02:28,730 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2020-09-04 23:02:30,990 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 169 [2020-09-04 23:02:34,177 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 169 [2020-09-04 23:02:34,562 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:02:36,396 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:02:37,801 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:02:40,013 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:02:41,966 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:02:44,138 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 169 [2020-09-04 23:02:46,550 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:46,683 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:46,799 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:46,948 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:47,068 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:47,183 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:47,292 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:47,400 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:47,518 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:47,624 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:47,741 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:02:52,064 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:02:53,920 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:02:54,486 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:03:02,611 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:02,813 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2020-09-04 23:03:02,938 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:03,071 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:03,373 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2020-09-04 23:03:03,569 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2020-09-04 23:03:03,723 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 86 [2020-09-04 23:03:03,916 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2020-09-04 23:03:04,077 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:04,201 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:04,324 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:04,451 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:04,647 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 96 [2020-09-04 23:03:04,842 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2020-09-04 23:03:04,967 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:05,170 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 96 [2020-09-04 23:03:05,298 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:05,426 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:05,622 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 96 [2020-09-04 23:03:05,815 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 96 [2020-09-04 23:03:05,938 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:06,134 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2020-09-04 23:03:06,330 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2020-09-04 23:03:06,526 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2020-09-04 23:03:06,657 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:06,787 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:03:10,342 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:03:12,291 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:03:20,422 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:03:22,373 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:03:26,261 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:03:28,211 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:03:29,773 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 83 [2020-09-04 23:03:33,023 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:03:34,973 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:03:37,116 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:03:37,813 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2020-09-04 23:03:39,073 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:03:45,639 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:03:47,596 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:03:53,094 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:53,201 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:53,307 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:53,413 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:53,521 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:53,628 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:53,741 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:53,848 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:53,955 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:54,065 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:54,173 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:54,280 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:54,386 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:54,493 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:54,599 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:54,708 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:54,824 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:54,940 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:55,047 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:55,155 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:55,265 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:55,372 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:55,480 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:55,588 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:55,694 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:55,802 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:55,908 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:56,014 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:56,122 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:56,230 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:56,345 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:56,463 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:56,575 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:56,684 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:56,796 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:56,983 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:57,089 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:57,195 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:57,307 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:57,413 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:57,519 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:57,625 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:57,737 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:57,843 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:57,951 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:58,057 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:58,164 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:03:58,548 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:04:00,500 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:04:02,462 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:04:04,411 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:04:06,369 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:04:08,320 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:04:10,280 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:04:12,235 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:04:16,463 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:04:18,422 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:04:21,094 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:04:23,052 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:04:25,067 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:25,175 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:25,281 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:25,387 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:25,494 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:25,601 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:25,715 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:25,822 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:25,930 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:26,040 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:26,148 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:26,328 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:26,435 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:26,543 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:26,649 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:26,759 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:26,875 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:26,991 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:27,100 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:27,210 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:27,319 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:27,425 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:27,531 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:27,638 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:27,743 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:27,850 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:27,956 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:28,063 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:28,171 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:28,278 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:28,385 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:28,493 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:28,601 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:28,707 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:28,816 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:28,922 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:29,028 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:29,134 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:29,246 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:29,353 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:29,458 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:29,563 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:29,674 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:29,781 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:29,889 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:29,996 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:30,104 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:30,219 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:30,327 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:30,434 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:30,540 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:30,646 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:30,753 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:30,866 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:30,972 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:31,079 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:31,188 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:31,297 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:31,403 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:31,509 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:31,616 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:31,723 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:31,832 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:31,948 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:32,065 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:32,171 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:32,281 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:32,390 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:32,498 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:32,604 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:32,711 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:32,817 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:32,924 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:33,031 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:33,137 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:33,244 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:33,351 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:33,458 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:33,566 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:33,674 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:33,781 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:33,889 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:33,996 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:34,101 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:34,207 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:34,319 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:34,426 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:34,532 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:34,638 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:34,750 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:34,856 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:34,964 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:35,071 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:35,182 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2020-09-04 23:04:35,533 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:04:37,325 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:04:37,895 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:04:39,353 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 169 [2020-09-04 23:04:44,342 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:04:46,134 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:04:46,699 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:04:49,703 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:04:51,496 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:04:52,062 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:04:56,028 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2020-09-04 23:04:56,177 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:04:57,687 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:04:59,308 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:05:00,818 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:05:03,553 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:05:05,078 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:05:06,705 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:05:08,226 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:05:09,881 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:05:11,674 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:05:12,239 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:05:15,887 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:05:17,676 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:05:18,245 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:05:20,550 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:05:22,343 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:05:22,910 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:05:27,716 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 69 [2020-09-04 23:05:28,753 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2020-09-04 23:05:29,475 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2020-09-04 23:05:30,747 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2020-09-04 23:05:31,386 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2020-09-04 23:05:33,485 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:05:35,443 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:05:47,674 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:05:49,478 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:05:50,045 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:05:51,620 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:05:53,413 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:05:53,981 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:05:56,704 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:05:57,063 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 101 [2020-09-04 23:05:57,265 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:05:57,475 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:05:57,675 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-09-04 23:05:57,877 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-09-04 23:05:58,161 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2020-09-04 23:05:58,432 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 101 [2020-09-04 23:05:58,665 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:05:58,866 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:05:59,065 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:05:59,270 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:05:59,473 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:05:59,675 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-09-04 23:05:59,877 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:06:00,154 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 100 [2020-09-04 23:06:00,354 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:06:00,556 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:06:00,757 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:06:00,958 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:06:01,158 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:06:01,431 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 101 [2020-09-04 23:06:01,633 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-09-04 23:06:01,833 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-09-04 23:06:02,042 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:06:02,247 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:06:05,641 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2020-09-04 23:06:06,352 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2020-09-04 23:06:07,623 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2020-09-04 23:06:08,261 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2020-09-04 23:06:14,808 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:06:16,604 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:06:17,171 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:06:19,919 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:06:21,719 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:06:22,286 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:06:25,862 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:06:27,660 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:06:28,225 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:06:29,479 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:06:31,443 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:06:35,485 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:35,736 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:35,986 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:36,235 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:36,488 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:36,739 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:36,997 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:37,247 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:37,497 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:37,749 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:37,999 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:38,252 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:38,504 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:38,759 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:39,012 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:39,264 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:39,518 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:39,770 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:40,024 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:40,280 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:40,540 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:40,794 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:41,046 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:41,298 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:41,557 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:41,808 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:42,058 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:42,309 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:42,564 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:42,817 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:43,069 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:43,322 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:43,574 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:43,827 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:44,077 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:44,327 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:44,578 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:44,830 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:45,079 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:45,335 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:45,594 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:45,845 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:46,098 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:46,350 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:46,600 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:46,851 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:47,177 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:47,427 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:47,683 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:47,934 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:48,186 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:48,436 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:48,687 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:48,938 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:49,188 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:49,440 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:49,693 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:49,944 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:50,195 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:50,448 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:50,703 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 97 [2020-09-04 23:06:52,056 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:06:54,015 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:07:02,247 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:07:04,208 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:07:06,178 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:07:08,139 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:07:17,591 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:17,796 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:18,002 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:18,197 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:18,405 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:18,611 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:18,824 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:19,036 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:19,234 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:19,440 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:19,648 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:19,858 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:20,064 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:20,266 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:20,471 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:20,675 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:20,882 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:21,087 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:21,310 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:21,520 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:21,733 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:21,939 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:22,144 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:22,352 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:22,564 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:22,768 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:22,975 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:23,181 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:23,380 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:23,500 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2020-09-04 23:07:23,620 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2020-09-04 23:07:23,824 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:24,028 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:24,151 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2020-09-04 23:07:24,358 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:24,483 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2020-09-04 23:07:24,690 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:24,888 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:25,094 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:25,303 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:25,513 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:25,720 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:25,917 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:26,125 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:26,328 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:26,536 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:26,744 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:26,941 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:27,149 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:27,356 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:27,562 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:27,769 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:27,894 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2020-09-04 23:07:28,092 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:28,291 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:28,498 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:28,619 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2020-09-04 23:07:28,828 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:29,035 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2020-09-04 23:07:29,232 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2020-09-04 23:07:29,441 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-09-04 23:07:29,823 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:07:31,791 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:07:34,705 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:07:36,674 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:07:40,683 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:07:42,493 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:07:43,062 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:07:45,365 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:07:47,170 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:07:47,736 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:07:51,518 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:51,689 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:51,856 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:52,028 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:52,200 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:52,369 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:52,867 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 86 [2020-09-04 23:07:53,123 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:53,295 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:53,451 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2020-09-04 23:07:53,618 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:53,793 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:54,139 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:54,481 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:54,652 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:54,825 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:54,992 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:55,255 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:55,955 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:56,197 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2020-09-04 23:07:56,552 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:56,719 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:56,864 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 86 [2020-09-04 23:07:57,035 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:57,296 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:57,467 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:57,635 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:57,895 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:58,066 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:58,235 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:58,499 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:58,666 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:58,923 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:59,179 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:59,352 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:59,610 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:07:59,783 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:07:59,938 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2020-09-04 23:08:00,192 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:08:00,349 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2020-09-04 23:08:00,608 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:08:00,780 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:08:00,949 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:08:01,207 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:08:01,368 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2020-09-04 23:08:01,628 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:08:01,796 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:08:01,967 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:08:02,137 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:08:02,578 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:08:02,835 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2020-09-04 23:08:03,171 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 68 [2020-09-04 23:08:03,344 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:08:03,518 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:08:03,692 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2020-09-04 23:08:04,217 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:08:04,861 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:08:06,014 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:08:06,582 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:08:08,552 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:08:10,067 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:08:11,695 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:08:13,221 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:08:17,395 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:08:19,213 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:08:19,781 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:08:22,829 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:08:24,631 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:08:25,198 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:08:26,414 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:08:27,060 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:08:28,227 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:08:28,797 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:08:34,602 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2020-09-04 23:08:41,536 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:08:43,509 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:08:50,255 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:08:52,054 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:08:52,621 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:08:54,082 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2020-09-04 23:08:54,794 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2020-09-04 23:08:56,068 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2020-09-04 23:08:56,708 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2020-09-04 23:09:00,060 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:09:02,017 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:09:09,020 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:09,138 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:09,253 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:09,396 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:09,515 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:09,630 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:09,738 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:09,846 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:09,963 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:10,070 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:10,184 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:10,570 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:09:12,532 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:09:14,472 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:09:16,278 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:09:16,847 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:09:20,934 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:21,053 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:21,169 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:21,314 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:21,434 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:21,548 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:21,658 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:21,766 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:21,885 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:21,992 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:22,107 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:22,878 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:09:23,526 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:09:24,691 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:09:25,260 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:09:26,758 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2020-09-04 23:09:27,472 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2020-09-04 23:09:28,744 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2020-09-04 23:09:29,391 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2020-09-04 23:09:31,079 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:31,197 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:31,313 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:31,459 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:31,645 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:31,758 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:31,867 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:31,975 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:32,092 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:32,199 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:32,314 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-09-04 23:09:39,747 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:09:41,702 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:09:44,418 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:09:46,382 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:09:48,345 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:09:50,301 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:09:53,841 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:09:55,806 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:10:00,408 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:10:02,376 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:10:03,025 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2020-09-04 23:10:04,118 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:04,391 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2020-09-04 23:10:04,516 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:04,651 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:04,914 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2020-09-04 23:10:05,184 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2020-09-04 23:10:05,451 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 97 [2020-09-04 23:10:05,714 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2020-09-04 23:10:05,869 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:05,993 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:06,117 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:06,245 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:06,504 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 103 [2020-09-04 23:10:06,765 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2020-09-04 23:10:06,890 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:07,160 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 103 [2020-09-04 23:10:07,284 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:07,411 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:07,671 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 103 [2020-09-04 23:10:07,931 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 103 [2020-09-04 23:10:08,056 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:08,318 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2020-09-04 23:10:08,581 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2020-09-04 23:10:08,844 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2020-09-04 23:10:08,976 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:09,105 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-04 23:10:10,436 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:10:12,395 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:10:18,373 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:10:20,325 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:10:27,037 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:10:28,988 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:10:32,763 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:10:33,409 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:10:34,566 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:10:35,135 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:10:36,355 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:10:38,156 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:10:38,731 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:10:41,297 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 169 [2020-09-04 23:10:42,938 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:10:44,733 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:10:45,300 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:10:48,651 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:10:50,160 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:10:51,795 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:10:53,308 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:10:58,942 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:11:00,734 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:11:01,302 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:11:06,163 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:11:07,966 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:11:08,534 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:11:09,877 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:11:11,682 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:11:12,249 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:11:13,471 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:11:15,272 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:11:15,839 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:11:20,080 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:11:21,885 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:11:22,455 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:11:24,372 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:11:25,889 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:11:27,518 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:11:29,031 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:11:30,652 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:11:32,166 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:11:35,157 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:11:37,135 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:11:39,229 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:39,374 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:39,516 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:39,658 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:39,793 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 66 [2020-09-04 23:11:39,931 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 66 [2020-09-04 23:11:40,069 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:40,214 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:40,352 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:40,495 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:40,633 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:40,771 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:40,920 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:41,059 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:41,208 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:41,352 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:41,494 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 66 [2020-09-04 23:11:41,633 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:41,771 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:41,910 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:42,059 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:42,196 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:42,339 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:42,479 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:42,619 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:42,760 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:42,899 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-09-04 23:11:43,279 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:11:45,230 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:11:47,929 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:11:49,879 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:11:53,645 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:11:55,595 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:11:58,596 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:12:00,385 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:12:00,951 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:12:02,166 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:12:02,812 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:12:03,960 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:12:04,525 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:12:05,738 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:12:07,549 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:12:08,115 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:12:09,326 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:12:11,120 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:12:11,685 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:12:16,987 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:12:18,777 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:12:19,342 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:12:20,719 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:12:22,223 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:12:25,926 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:12:27,428 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:12:29,516 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:12:31,464 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:12:38,690 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:12:40,642 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:12:42,596 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:12:44,552 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:12:46,508 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:12:48,459 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:12:50,382 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:12:52,175 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:12:52,739 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:12:53,955 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:12:55,744 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:12:56,307 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:13:03,876 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:13:05,673 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:13:06,238 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:13:08,594 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:13:10,387 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:13:10,951 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:13:12,198 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2020-09-04 23:13:12,906 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2020-09-04 23:13:14,173 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2020-09-04 23:13:14,813 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2020-09-04 23:13:18,989 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:13:19,631 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:13:20,779 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:13:21,343 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:13:22,553 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:13:24,342 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:13:24,907 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:13:26,118 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:13:27,905 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:13:28,470 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:13:31,355 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:13:33,143 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:13:33,706 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:13:39,812 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:40,096 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 101 [2020-09-04 23:13:40,296 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:40,505 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:40,703 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-09-04 23:13:40,904 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-09-04 23:13:41,179 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2020-09-04 23:13:41,447 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 101 [2020-09-04 23:13:41,677 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:41,876 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:42,075 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:42,278 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:42,477 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:42,676 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-09-04 23:13:42,875 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:43,155 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 100 [2020-09-04 23:13:43,355 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:43,557 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:43,755 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:43,954 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:44,152 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:44,423 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 101 [2020-09-04 23:13:44,624 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-09-04 23:13:44,823 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2020-09-04 23:13:45,030 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:45,238 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-09-04 23:13:49,001 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:13:50,793 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:13:51,358 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:13:53,927 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 71 [2020-09-04 23:13:55,433 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-09-04 23:13:58,153 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:13:59,941 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:14:00,505 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:14:01,718 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:14:03,507 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:14:04,095 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:14:05,308 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2020-09-04 23:14:07,100 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 23:14:07,663 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2020-09-04 23:14:13,389 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:13,637 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2020-09-04 23:14:13,877 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:14,124 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:14,364 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2020-09-04 23:14:14,604 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2020-09-04 23:14:14,771 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2020-09-04 23:14:15,008 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2020-09-04 23:14:15,277 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:15,420 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 90 [2020-09-04 23:14:15,561 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 90 [2020-09-04 23:14:15,707 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 90 [2020-09-04 23:14:15,849 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 90 [2020-09-04 23:14:16,094 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2020-09-04 23:14:16,334 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:16,579 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:16,817 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:17,060 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:17,300 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:17,538 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:17,778 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:18,022 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2020-09-04 23:14:18,263 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2020-09-04 23:14:18,504 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2020-09-04 23:14:18,653 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 90 [2020-09-04 23:14:18,898 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 103 [2020-09-04 23:14:19,282 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:14:21,241 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:14:26,243 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2020-09-04 23:14:28,195 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2020-09-04 23:14:30,156 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93