/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/Problem02_label25.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 22:30:30,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 22:30:30,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 22:30:30,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-09-04 22:30:30,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 22:30:30,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 22:30:30,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 22:30:30,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 22:30:30,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 22:30:30,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 22:30:30,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 22:30:30,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 22:30:30,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 22:30:30,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 22:30:30,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 22:30:30,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 22:30:30,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 22:30:30,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 22:30:30,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 22:30:30,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 22:30:30,820 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 22:30:30,837 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 22:30:30,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 22:30:30,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 22:30:30,839 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 22:30:30,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 22:30:30,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 22:30:30,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 22:30:30,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 22:30:30,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 22:30:30,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 22:30:30,841 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 22:30:30,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 22:30:30,842 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 22:30:30,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 22:30:30,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 22:30:30,843 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 22:30:30,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 22:30:30,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 22:30:30,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 22:30:30,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 22:30:30,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 22:30:30,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 22:30:30,844 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 22:30:31,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 22:30:31,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 22:30:31,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 22:30:31,336 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 22:30:31,336 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 22:30:31,337 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label25.c [2020-09-04 22:30:31,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d6d7a8a68/0588bc336347422c85dcc3defd0575e8/FLAG7c426c8ac [2020-09-04 22:30:32,063 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 22:30:32,064 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label25.c [2020-09-04 22:30:32,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d6d7a8a68/0588bc336347422c85dcc3defd0575e8/FLAG7c426c8ac [2020-09-04 22:30:32,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d6d7a8a68/0588bc336347422c85dcc3defd0575e8 [2020-09-04 22:30:32,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 22:30:32,342 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 22:30:32,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 22:30:32,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 22:30:32,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 22:30:32,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 10:30:32" (1/1) ... [2020-09-04 22:30:32,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67578ae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:32, skipping insertion in model container [2020-09-04 22:30:32,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 10:30:32" (1/1) ... [2020-09-04 22:30:32,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 22:30:32,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 22:30:32,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 22:30:32,991 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 22:30:33,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 22:30:33,165 INFO L208 MainTranslator]: Completed translation [2020-09-04 22:30:33,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:33 WrapperNode [2020-09-04 22:30:33,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 22:30:33,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 22:30:33,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 22:30:33,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 22:30:33,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:33" (1/1) ... [2020-09-04 22:30:33,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:33" (1/1) ... [2020-09-04 22:30:33,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:33" (1/1) ... [2020-09-04 22:30:33,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:33" (1/1) ... [2020-09-04 22:30:33,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:33" (1/1) ... [2020-09-04 22:30:33,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:33" (1/1) ... [2020-09-04 22:30:33,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:33" (1/1) ... [2020-09-04 22:30:33,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 22:30:33,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 22:30:33,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 22:30:33,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 22:30:33,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:33" (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 22:30:33,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 22:30:33,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 22:30:33,359 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-09-04 22:30:33,360 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 22:30:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-09-04 22:30:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 22:30:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 22:30:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-04 22:30:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 22:30:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 22:30:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 22:30:34,702 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 22:30:34,702 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-04 22:30:34,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 10:30:34 BoogieIcfgContainer [2020-09-04 22:30:34,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 22:30:34,713 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 22:30:34,714 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 22:30:34,718 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 22:30:34,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 10:30:32" (1/3) ... [2020-09-04 22:30:34,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f76319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 10:30:34, skipping insertion in model container [2020-09-04 22:30:34,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:30:33" (2/3) ... [2020-09-04 22:30:34,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f76319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 10:30:34, skipping insertion in model container [2020-09-04 22:30:34,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 10:30:34" (3/3) ... [2020-09-04 22:30:34,723 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label25.c [2020-09-04 22:30:34,734 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 22:30:34,746 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 22:30:34,770 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 22:30:34,801 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 22:30:34,801 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 22:30:34,801 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 22:30:34,801 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 22:30:34,801 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 22:30:34,802 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 22:30:34,802 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 22:30:34,802 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 22:30:34,829 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states. [2020-09-04 22:30:34,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 22:30:34,858 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:30:34,860 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:30:34,860 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:30:34,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:30:34,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1730766665, now seen corresponding path program 1 times [2020-09-04 22:30:34,881 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:30:34,882 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [812582907] [2020-09-04 22:30:34,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:30:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:35,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:30:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:35,663 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 22:30:35,664 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [812582907] [2020-09-04 22:30:35,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 22:30:35,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 22:30:35,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736884042] [2020-09-04 22:30:35,674 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 22:30:35,674 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:30:35,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 22:30:35,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-09-04 22:30:35,696 INFO L87 Difference]: Start difference. First operand 527 states. Second operand 5 states. [2020-09-04 22:30:39,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:30:39,973 INFO L93 Difference]: Finished difference Result 1892 states and 2645 transitions. [2020-09-04 22:30:39,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-04 22:30:39,975 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2020-09-04 22:30:39,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:30:40,006 INFO L225 Difference]: With dead ends: 1892 [2020-09-04 22:30:40,006 INFO L226 Difference]: Without dead ends: 1244 [2020-09-04 22:30:40,020 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-09-04 22:30:40,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states. [2020-09-04 22:30:40,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 816. [2020-09-04 22:30:40,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 816 states. [2020-09-04 22:30:40,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 1032 transitions. [2020-09-04 22:30:40,227 INFO L78 Accepts]: Start accepts. Automaton has 816 states and 1032 transitions. Word has length 160 [2020-09-04 22:30:40,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:30:40,229 INFO L479 AbstractCegarLoop]: Abstraction has 816 states and 1032 transitions. [2020-09-04 22:30:40,229 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 22:30:40,229 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1032 transitions. [2020-09-04 22:30:40,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-09-04 22:30:40,237 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:30:40,238 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:30:40,238 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 22:30:40,239 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:30:40,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:30:40,239 INFO L82 PathProgramCache]: Analyzing trace with hash -859680355, now seen corresponding path program 1 times [2020-09-04 22:30:40,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:30:40,240 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [602386513] [2020-09-04 22:30:40,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:30:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:40,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:30:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:40,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:30:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:40,598 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-09-04 22:30:40,599 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [602386513] [2020-09-04 22:30:40,600 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:30:40,601 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-04 22:30:40,601 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540696602] [2020-09-04 22:30:40,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 22:30:40,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:30:40,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 22:30:40,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-09-04 22:30:40,618 INFO L87 Difference]: Start difference. First operand 816 states and 1032 transitions. Second operand 7 states. [2020-09-04 22:30:43,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:30:43,110 INFO L93 Difference]: Finished difference Result 2231 states and 2996 transitions. [2020-09-04 22:30:43,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-04 22:30:43,111 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 178 [2020-09-04 22:30:43,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:30:43,123 INFO L225 Difference]: With dead ends: 2231 [2020-09-04 22:30:43,123 INFO L226 Difference]: Without dead ends: 1437 [2020-09-04 22:30:43,128 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-09-04 22:30:43,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1437 states. [2020-09-04 22:30:43,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1437 to 1423. [2020-09-04 22:30:43,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1423 states. [2020-09-04 22:30:43,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 1899 transitions. [2020-09-04 22:30:43,317 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 1899 transitions. Word has length 178 [2020-09-04 22:30:43,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:30:43,317 INFO L479 AbstractCegarLoop]: Abstraction has 1423 states and 1899 transitions. [2020-09-04 22:30:43,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 22:30:43,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1899 transitions. [2020-09-04 22:30:43,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-09-04 22:30:43,326 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:30:43,327 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:30:43,327 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 22:30:43,328 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:30:43,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:30:43,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1129646447, now seen corresponding path program 1 times [2020-09-04 22:30:43,328 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:30:43,329 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2130655013] [2020-09-04 22:30:43,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:30:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:43,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:30:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:43,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:30:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:43,706 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 22:30:43,706 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2130655013] [2020-09-04 22:30:43,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:30:43,708 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-09-04 22:30:43,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624653041] [2020-09-04 22:30:43,710 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 22:30:43,710 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:30:43,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 22:30:43,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 22:30:43,712 INFO L87 Difference]: Start difference. First operand 1423 states and 1899 transitions. Second operand 5 states. [2020-09-04 22:30:46,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:30:46,044 INFO L93 Difference]: Finished difference Result 3335 states and 4547 transitions. [2020-09-04 22:30:46,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-04 22:30:46,048 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 198 [2020-09-04 22:30:46,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:30:46,066 INFO L225 Difference]: With dead ends: 3335 [2020-09-04 22:30:46,067 INFO L226 Difference]: Without dead ends: 1934 [2020-09-04 22:30:46,076 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-09-04 22:30:46,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1934 states. [2020-09-04 22:30:46,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1934 to 1733. [2020-09-04 22:30:46,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1733 states. [2020-09-04 22:30:46,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1733 states and 2198 transitions. [2020-09-04 22:30:46,429 INFO L78 Accepts]: Start accepts. Automaton has 1733 states and 2198 transitions. Word has length 198 [2020-09-04 22:30:46,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:30:46,430 INFO L479 AbstractCegarLoop]: Abstraction has 1733 states and 2198 transitions. [2020-09-04 22:30:46,430 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 22:30:46,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2198 transitions. [2020-09-04 22:30:46,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-09-04 22:30:46,440 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:30:46,440 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:30:46,440 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 22:30:46,441 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:30:46,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:30:46,441 INFO L82 PathProgramCache]: Analyzing trace with hash 1023567609, now seen corresponding path program 1 times [2020-09-04 22:30:46,441 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:30:46,442 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [968764493] [2020-09-04 22:30:46,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:30:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:46,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:30:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:46,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:30:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:46,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-04 22:30:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:46,658 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 22:30:46,659 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [968764493] [2020-09-04 22:30:46,659 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:30:46,659 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-04 22:30:46,659 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093749568] [2020-09-04 22:30:46,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 22:30:46,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:30:46,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 22:30:46,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-04 22:30:46,661 INFO L87 Difference]: Start difference. First operand 1733 states and 2198 transitions. Second operand 7 states. [2020-09-04 22:30:49,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:30:49,073 INFO L93 Difference]: Finished difference Result 4617 states and 6197 transitions. [2020-09-04 22:30:49,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-04 22:30:49,073 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 217 [2020-09-04 22:30:49,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:30:49,102 INFO L225 Difference]: With dead ends: 4617 [2020-09-04 22:30:49,103 INFO L226 Difference]: Without dead ends: 2906 [2020-09-04 22:30:49,114 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 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 22:30:49,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2906 states. [2020-09-04 22:30:49,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2906 to 2814. [2020-09-04 22:30:49,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2814 states. [2020-09-04 22:30:49,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2814 states and 3553 transitions. [2020-09-04 22:30:49,586 INFO L78 Accepts]: Start accepts. Automaton has 2814 states and 3553 transitions. Word has length 217 [2020-09-04 22:30:49,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:30:49,586 INFO L479 AbstractCegarLoop]: Abstraction has 2814 states and 3553 transitions. [2020-09-04 22:30:49,586 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 22:30:49,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 3553 transitions. [2020-09-04 22:30:49,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-09-04 22:30:49,602 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:30:49,603 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:30:49,603 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 22:30:49,603 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:30:49,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:30:49,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1765686849, now seen corresponding path program 1 times [2020-09-04 22:30:49,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:30:49,604 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [646065414] [2020-09-04 22:30:49,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:30:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:49,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:30:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:49,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:30:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:49,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 22:30:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:49,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 22:30:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 87 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-09-04 22:30:49,950 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [646065414] [2020-09-04 22:30:49,950 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:30:49,950 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-04 22:30:49,951 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589610802] [2020-09-04 22:30:49,951 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 22:30:49,951 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:30:49,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 22:30:49,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-09-04 22:30:49,952 INFO L87 Difference]: Start difference. First operand 2814 states and 3553 transitions. Second operand 10 states. [2020-09-04 22:30:55,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:30:55,145 INFO L93 Difference]: Finished difference Result 5844 states and 7435 transitions. [2020-09-04 22:30:55,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 22:30:55,146 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 242 [2020-09-04 22:30:55,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:30:55,164 INFO L225 Difference]: With dead ends: 5844 [2020-09-04 22:30:55,164 INFO L226 Difference]: Without dead ends: 2550 [2020-09-04 22:30:55,176 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=141, Invalid=365, Unknown=0, NotChecked=0, Total=506 [2020-09-04 22:30:55,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2550 states. [2020-09-04 22:30:55,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2550 to 2517. [2020-09-04 22:30:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2517 states. [2020-09-04 22:30:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2517 states and 2989 transitions. [2020-09-04 22:30:55,565 INFO L78 Accepts]: Start accepts. Automaton has 2517 states and 2989 transitions. Word has length 242 [2020-09-04 22:30:55,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:30:55,566 INFO L479 AbstractCegarLoop]: Abstraction has 2517 states and 2989 transitions. [2020-09-04 22:30:55,566 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 22:30:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 2989 transitions. [2020-09-04 22:30:55,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-09-04 22:30:55,576 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:30:55,576 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 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 22:30:55,576 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 22:30:55,577 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:30:55,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:30:55,577 INFO L82 PathProgramCache]: Analyzing trace with hash 886839195, now seen corresponding path program 1 times [2020-09-04 22:30:55,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:30:55,578 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [705952771] [2020-09-04 22:30:55,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:30:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:55,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:30:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:55,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:30:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:55,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-04 22:30:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:30:56,014 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 88 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 22:30:56,014 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [705952771] [2020-09-04 22:30:56,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:30:56,015 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-04 22:30:56,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036680523] [2020-09-04 22:30:56,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 22:30:56,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:30:56,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 22:30:56,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-09-04 22:30:56,023 INFO L87 Difference]: Start difference. First operand 2517 states and 2989 transitions. Second operand 10 states. [2020-09-04 22:31:00,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:31:00,031 INFO L93 Difference]: Finished difference Result 5700 states and 6852 transitions. [2020-09-04 22:31:00,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 22:31:00,032 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 261 [2020-09-04 22:31:00,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:31:00,054 INFO L225 Difference]: With dead ends: 5700 [2020-09-04 22:31:00,055 INFO L226 Difference]: Without dead ends: 3355 [2020-09-04 22:31:00,063 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=182, Invalid=520, Unknown=0, NotChecked=0, Total=702 [2020-09-04 22:31:00,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3355 states. [2020-09-04 22:31:00,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3355 to 3160. [2020-09-04 22:31:00,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3160 states. [2020-09-04 22:31:00,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 3728 transitions. [2020-09-04 22:31:00,515 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 3728 transitions. Word has length 261 [2020-09-04 22:31:00,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:31:00,516 INFO L479 AbstractCegarLoop]: Abstraction has 3160 states and 3728 transitions. [2020-09-04 22:31:00,516 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 22:31:00,516 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 3728 transitions. [2020-09-04 22:31:00,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-09-04 22:31:00,527 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:31:00,527 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 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 22:31:00,528 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 22:31:00,528 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:31:00,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:31:00,528 INFO L82 PathProgramCache]: Analyzing trace with hash 977421124, now seen corresponding path program 1 times [2020-09-04 22:31:00,529 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:31:00,529 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1312077077] [2020-09-04 22:31:00,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:31:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:31:00,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:31:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:31:00,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:31:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:31:00,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 22:31:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:31:00,896 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 103 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 22:31:00,897 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1312077077] [2020-09-04 22:31:00,897 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:31:00,897 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-04 22:31:00,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046371159] [2020-09-04 22:31:00,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 22:31:00,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:31:00,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 22:31:00,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-09-04 22:31:00,899 INFO L87 Difference]: Start difference. First operand 3160 states and 3728 transitions. Second operand 9 states. [2020-09-04 22:31:04,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:31:04,975 INFO L93 Difference]: Finished difference Result 7120 states and 8456 transitions. [2020-09-04 22:31:04,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 22:31:04,976 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 266 [2020-09-04 22:31:04,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:31:05,001 INFO L225 Difference]: With dead ends: 7120 [2020-09-04 22:31:05,001 INFO L226 Difference]: Without dead ends: 3968 [2020-09-04 22:31:05,012 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2020-09-04 22:31:05,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3968 states. [2020-09-04 22:31:05,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3968 to 3949. [2020-09-04 22:31:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3949 states. [2020-09-04 22:31:05,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 3949 states and 4545 transitions. [2020-09-04 22:31:05,665 INFO L78 Accepts]: Start accepts. Automaton has 3949 states and 4545 transitions. Word has length 266 [2020-09-04 22:31:05,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:31:05,665 INFO L479 AbstractCegarLoop]: Abstraction has 3949 states and 4545 transitions. [2020-09-04 22:31:05,666 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 22:31:05,666 INFO L276 IsEmpty]: Start isEmpty. Operand 3949 states and 4545 transitions. [2020-09-04 22:31:05,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-09-04 22:31:05,679 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:31:05,679 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, 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, 1, 1, 1, 1, 1, 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 22:31:05,680 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 22:31:05,680 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:31:05,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:31:05,680 INFO L82 PathProgramCache]: Analyzing trace with hash -14010000, now seen corresponding path program 1 times [2020-09-04 22:31:05,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:31:05,681 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [835315693] [2020-09-04 22:31:05,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:31:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:31:05,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:31:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:31:05,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:31:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:31:05,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-09-04 22:31:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:31:06,218 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 104 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-09-04 22:31:06,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [835315693] [2020-09-04 22:31:06,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:31:06,219 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-04 22:31:06,219 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272388822] [2020-09-04 22:31:06,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 22:31:06,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:31:06,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 22:31:06,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-09-04 22:31:06,220 INFO L87 Difference]: Start difference. First operand 3949 states and 4545 transitions. Second operand 13 states. [2020-09-04 22:31:11,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:31:11,233 INFO L93 Difference]: Finished difference Result 8551 states and 9965 transitions. [2020-09-04 22:31:11,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 22:31:11,234 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 287 [2020-09-04 22:31:11,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:31:11,240 INFO L225 Difference]: With dead ends: 8551 [2020-09-04 22:31:11,240 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 22:31:11,259 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-04 22:31:11,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 22:31:11,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 22:31:11,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 22:31:11,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 22:31:11,260 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 287 [2020-09-04 22:31:11,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:31:11,260 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 22:31:11,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 22:31:11,260 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 22:31:11,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 22:31:11,261 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 22:31:11,263 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 22:31:25,586 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-09-04 22:31:33,226 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-09-04 22:31:33,616 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 71 [2020-09-04 22:31:39,940 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 73 [2020-09-04 22:31:40,065 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 73 [2020-09-04 22:31:40,202 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:31:40,318 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 73 [2020-09-04 22:31:40,532 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:31:40,664 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:31:40,787 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:31:42,844 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-09-04 22:31:43,109 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-09-04 22:31:43,421 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-09-04 22:32:15,298 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-09-04 22:32:20,541 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-09-04 22:32:35,228 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-09-04 22:32:36,333 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-09-04 22:33:16,612 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-09-04 22:33:36,789 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-09-04 22:33:51,366 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 75 [2020-09-04 22:33:51,487 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 75 [2020-09-04 22:33:51,718 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 75 [2020-09-04 22:33:51,842 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 75 [2020-09-04 22:34:15,435 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2020-09-04 22:34:15,547 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2020-09-04 22:34:15,669 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2020-09-04 22:34:15,788 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:34:15,899 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2020-09-04 22:34:16,020 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:34:16,135 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2020-09-04 22:34:16,246 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2020-09-04 22:34:16,370 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:34:16,492 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:34:18,828 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-09-04 22:34:48,210 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 98 [2020-09-04 22:34:48,366 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 101 [2020-09-04 22:34:48,703 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 97 [2020-09-04 22:34:49,047 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 102 [2020-09-04 22:34:49,407 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 115 [2020-09-04 22:34:50,276 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 61 [2020-09-04 22:34:50,404 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 91 [2020-09-04 22:34:50,540 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 94 [2020-09-04 22:34:50,694 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 101 [2020-09-04 22:34:51,015 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 98 [2020-09-04 22:34:51,234 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 99 [2020-09-04 22:34:51,498 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 98 [2020-09-04 22:34:51,654 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 101 [2020-09-04 22:34:51,991 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 97 [2020-09-04 22:34:52,333 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 102 [2020-09-04 22:34:52,692 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 115 [2020-09-04 22:34:53,561 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 61 [2020-09-04 22:34:53,685 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 91 [2020-09-04 22:34:53,818 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 94 [2020-09-04 22:34:53,972 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 101 [2020-09-04 22:34:54,294 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 98 [2020-09-04 22:34:54,517 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 99 [2020-09-04 22:36:03,180 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 22:36:03,339 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 22:36:03,508 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 22:36:03,664 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 22:36:03,824 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 22:36:03,990 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 22:36:04,151 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2020-09-04 22:36:05,575 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-09-04 22:36:07,009 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-09-04 22:36:07,220 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-09-04 22:36:07,431 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-09-04 22:36:07,994 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:36:09,446 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:36:10,867 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:36:12,383 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:13,811 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:36:14,375 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:36:15,510 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:36:16,350 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-09-04 22:36:17,773 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:36:18,880 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:36:20,251 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:36:21,713 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:23,234 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:23,765 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:36:25,247 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:25,810 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 64 [2020-09-04 22:36:26,221 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:36:26,629 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:36:27,206 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 64 [2020-09-04 22:36:28,725 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:29,130 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:36:30,585 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:31,051 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 52 [2020-09-04 22:36:31,468 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 46 [2020-09-04 22:36:31,946 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 53 [2020-09-04 22:36:32,732 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 59 [2020-09-04 22:36:33,314 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:36:34,450 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:36:35,871 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:36:36,358 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2020-09-04 22:36:37,312 WARN L193 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 60 [2020-09-04 22:36:38,825 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:39,249 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:36:39,720 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 53 [2020-09-04 22:36:40,392 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 54 [2020-09-04 22:36:41,065 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 58 [2020-09-04 22:36:41,579 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 55 [2020-09-04 22:36:42,000 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:36:42,494 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 56 [2020-09-04 22:36:43,337 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2020-09-04 22:36:44,249 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 62 [2020-09-04 22:36:44,755 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 44 [2020-09-04 22:36:46,272 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:46,702 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:36:47,538 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 65 [2020-09-04 22:36:47,971 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 46 [2020-09-04 22:36:48,400 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:36:48,827 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 46 [2020-09-04 22:36:49,643 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 60 [2020-09-04 22:36:50,072 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 46 [2020-09-04 22:36:50,504 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:36:51,286 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 58 [2020-09-04 22:36:52,155 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 57 [2020-09-04 22:36:53,672 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:54,139 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:36:54,619 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 56 [2020-09-04 22:36:55,115 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 51 [2020-09-04 22:36:56,639 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:58,171 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:36:58,637 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 55 [2020-09-04 22:36:59,317 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 55 [2020-09-04 22:36:59,817 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 56 [2020-09-04 22:37:00,253 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:01,083 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 62 [2020-09-04 22:37:01,511 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:01,988 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 52 [2020-09-04 22:37:02,807 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 59 [2020-09-04 22:37:03,357 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 60 [2020-09-04 22:37:03,776 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:04,615 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-09-04 22:37:06,050 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:37:07,475 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:37:09,010 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:37:10,464 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:37:11,311 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-09-04 22:37:11,879 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:37:12,445 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:37:13,899 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:37:14,838 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 64 [2020-09-04 22:37:15,337 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 52 [2020-09-04 22:37:16,860 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:37:17,562 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 59 [2020-09-04 22:37:18,386 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 59 [2020-09-04 22:37:18,828 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:19,705 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 61 [2020-09-04 22:37:20,141 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:20,653 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 56 [2020-09-04 22:37:21,088 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:21,521 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:21,954 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:22,694 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 62 [2020-09-04 22:37:24,241 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:37:25,784 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:37:26,273 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 51 [2020-09-04 22:37:27,805 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:37:28,303 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 51 [2020-09-04 22:37:29,007 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 59 [2020-09-04 22:37:29,544 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:37:31,085 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:37:32,613 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:37:33,746 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:37:34,183 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:35,720 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:37:36,210 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 54 [2020-09-04 22:37:36,798 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:37:38,244 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:37:39,696 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:37:41,139 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:37:42,271 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:37:42,708 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:43,142 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:43,574 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:44,081 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 55 [2020-09-04 22:37:44,585 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 52 [2020-09-04 22:37:45,260 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 57 [2020-09-04 22:37:45,955 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 57 [2020-09-04 22:37:46,816 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 65 [2020-09-04 22:37:47,263 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 46 [2020-09-04 22:37:47,699 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:48,186 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 54 [2020-09-04 22:37:49,720 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:37:50,191 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 50 [2020-09-04 22:37:51,742 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:37:52,174 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:52,925 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 59 [2020-09-04 22:37:53,358 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:37:53,931 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:37:54,783 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-09-04 22:37:56,241 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:37:57,106 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-09-04 22:37:58,557 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:37:59,339 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 56 [2020-09-04 22:38:00,884 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:38:01,322 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:38:02,106 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 57 [2020-09-04 22:38:03,663 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:38:05,210 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:38:06,042 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 59 [2020-09-04 22:38:06,686 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2020-09-04 22:38:07,123 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:38:07,564 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:38:09,126 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:38:09,608 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 54 [2020-09-04 22:38:10,050 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:38:10,504 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 46 [2020-09-04 22:38:11,238 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 57 [2020-09-04 22:38:12,016 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 58 [2020-09-04 22:38:12,516 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 54 [2020-09-04 22:38:13,486 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2020-09-04 22:38:15,059 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:38:16,637 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:38:17,471 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 58 [2020-09-04 22:38:19,043 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:38:19,939 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 59 [2020-09-04 22:38:20,896 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 60 [2020-09-04 22:38:21,589 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 57 [2020-09-04 22:38:23,161 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:38:23,748 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:38:25,236 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:38:26,722 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:38:27,884 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:38:28,487 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:38:29,018 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 52 [2020-09-04 22:38:29,686 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 59 [2020-09-04 22:38:30,127 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:38:30,749 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 44 [2020-09-04 22:38:32,227 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:38:32,751 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 56 [2020-09-04 22:38:33,196 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:38:33,963 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 61 [2020-09-04 22:38:35,455 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:38:36,249 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 59 [2020-09-04 22:38:36,850 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:38:37,442 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:38:38,029 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:38:39,510 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:38:40,685 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:38:41,861 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:38:43,351 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:38:43,940 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:38:45,423 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:38:46,918 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:38:48,088 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:38:48,818 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 58 [2020-09-04 22:38:49,265 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:38:49,777 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 54 [2020-09-04 22:38:50,310 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 53 [2020-09-04 22:38:50,762 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:38:51,706 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 63 [2020-09-04 22:38:52,213 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 52 [2020-09-04 22:38:52,690 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 53 [2020-09-04 22:38:54,185 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:38:54,917 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 55 [2020-09-04 22:38:56,521 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:38:58,117 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:38:59,620 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:39:00,795 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:39:01,291 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:39:02,171 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 59 [2020-09-04 22:39:02,627 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:39:03,161 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 56 [2020-09-04 22:39:03,877 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 54 [2020-09-04 22:39:04,335 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:39:05,935 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:06,752 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 55 [2020-09-04 22:39:08,351 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:09,051 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 55 [2020-09-04 22:39:10,056 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2020-09-04 22:39:11,655 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:12,259 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 60 [2020-09-04 22:39:13,056 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 58 [2020-09-04 22:39:13,514 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:39:14,676 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2020-09-04 22:39:16,275 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:17,284 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 115 DAG size of output: 64 [2020-09-04 22:39:17,893 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 60 [2020-09-04 22:39:18,598 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 57 [2020-09-04 22:39:19,117 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 56 [2020-09-04 22:39:19,822 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 57 [2020-09-04 22:39:20,302 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 53 [2020-09-04 22:39:21,918 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:22,632 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 58 [2020-09-04 22:39:24,241 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:25,852 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:26,590 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 54 [2020-09-04 22:39:27,484 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 63 [2020-09-04 22:39:28,352 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 57 [2020-09-04 22:39:29,341 WARN L193 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 64 [2020-09-04 22:39:30,140 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 59 [2020-09-04 22:39:30,884 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 58 [2020-09-04 22:39:31,348 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:39:32,349 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 65 [2020-09-04 22:39:33,077 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 58 [2020-09-04 22:39:34,682 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:35,139 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:39:35,652 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 55 [2020-09-04 22:39:36,831 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 142 DAG size of output: 72 [2020-09-04 22:39:38,441 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:39,965 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:39:40,574 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:39:41,216 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:39:41,827 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:39:43,343 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:39:44,257 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-09-04 22:39:45,775 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:39:47,305 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:39:48,511 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:39:50,126 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:51,747 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:52,207 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:39:52,670 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:39:53,126 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:39:53,587 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:39:54,348 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 59 [2020-09-04 22:39:55,972 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:39:56,685 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 55 [2020-09-04 22:39:57,203 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 54 [2020-09-04 22:39:57,754 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 53 [2020-09-04 22:39:58,515 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 58 [2020-09-04 22:40:00,051 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:40:01,675 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:02,198 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 58 [2020-09-04 22:40:02,701 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 55 [2020-09-04 22:40:03,801 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 147 DAG size of output: 66 [2020-09-04 22:40:04,267 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:05,018 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-09-04 22:40:05,544 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:06,217 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 53 [2020-09-04 22:40:07,828 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:08,285 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:09,901 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:11,520 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:12,249 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 55 [2020-09-04 22:40:12,719 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:13,905 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 142 DAG size of output: 72 [2020-09-04 22:40:15,431 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:40:16,222 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 55 [2020-09-04 22:40:17,850 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:18,611 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 58 [2020-09-04 22:40:19,075 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:19,826 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 53 [2020-09-04 22:40:21,455 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:22,468 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 137 DAG size of output: 60 [2020-09-04 22:40:22,935 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:24,557 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:25,024 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:25,691 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2020-09-04 22:40:26,335 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 64 [2020-09-04 22:40:27,966 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:29,608 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:31,249 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:31,717 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:32,239 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 51 [2020-09-04 22:40:33,877 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:34,645 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 54 [2020-09-04 22:40:35,118 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:36,756 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:37,219 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:38,863 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:39,444 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 58 [2020-09-04 22:40:39,911 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:40,385 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:40,861 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:42,507 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:42,972 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:44,611 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:45,082 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:46,725 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:40:47,300 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:40:48,048 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 57 [2020-09-04 22:40:48,902 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 57 [2020-09-04 22:40:49,026 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 32 [2020-09-04 22:40:49,875 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 62 [2020-09-04 22:40:50,346 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:51,104 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 55 [2020-09-04 22:40:51,902 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 60 [2020-09-04 22:40:52,377 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:53,103 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 55 [2020-09-04 22:40:53,573 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:54,583 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 144 DAG size of output: 62 [2020-09-04 22:40:55,270 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2020-09-04 22:40:55,738 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:40:56,635 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 59 [2020-09-04 22:40:57,359 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 55 [2020-09-04 22:40:58,208 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 58 [2020-09-04 22:40:59,015 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 62 [2020-09-04 22:40:59,633 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:41:00,253 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:41:00,874 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 60 [2020-09-04 22:41:02,431 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:41:02,908 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:41:03,770 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 56 [2020-09-04 22:41:04,701 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-09-04 22:41:05,319 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:41:06,873 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:41:07,497 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:41:09,054 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:41:10,610 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:41:12,163 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:41:12,789 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:41:14,344 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:41:15,565 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:41:16,036 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:41:16,683 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 64 [2020-09-04 22:41:18,339 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:41:19,998 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:41:20,471 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:41:22,026 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:41:23,697 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:41:25,358 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:41:26,594 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:41:27,229 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:41:28,789 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:41:29,713 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-09-04 22:41:31,268 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:41:32,829 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:41:46,589 WARN L193 SmtUtils]: Spent 13.71 s on a formula simplification. DAG size of input: 226 DAG size of output: 126 [2020-09-04 22:42:00,447 WARN L193 SmtUtils]: Spent 13.84 s on a formula simplification. DAG size of input: 226 DAG size of output: 126 [2020-09-04 22:42:01,124 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 53 [2020-09-04 22:42:01,912 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 60 [2020-09-04 22:42:03,551 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:04,093 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 55 [2020-09-04 22:42:04,555 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:05,024 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:05,489 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:06,026 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 55 [2020-09-04 22:42:06,498 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:06,967 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:08,273 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 147 DAG size of output: 71 [2020-09-04 22:42:09,115 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 58 [2020-09-04 22:42:10,125 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 142 DAG size of output: 60 [2020-09-04 22:42:10,656 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 53 [2020-09-04 22:42:11,480 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 59 [2020-09-04 22:42:13,125 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:14,002 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 61 [2020-09-04 22:42:14,673 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 53 [2020-09-04 22:42:15,540 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 58 [2020-09-04 22:42:16,005 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:16,470 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:18,109 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:18,822 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 55 [2020-09-04 22:42:19,695 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 60 [2020-09-04 22:42:20,522 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 58 [2020-09-04 22:42:22,179 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:22,651 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:24,199 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:42:24,826 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:42:25,456 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:42:26,680 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:42:28,233 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:42:29,144 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-09-04 22:42:29,999 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 62 [2020-09-04 22:42:30,470 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:30,941 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:32,593 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:33,071 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:33,541 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:35,188 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:35,931 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2020-09-04 22:42:36,403 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:37,325 WARN L193 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 62 [2020-09-04 22:42:37,853 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 55 [2020-09-04 22:42:38,396 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 51 [2020-09-04 22:42:39,220 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 59 [2020-09-04 22:42:39,897 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 54 [2020-09-04 22:42:40,363 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:41,097 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 55 [2020-09-04 22:42:41,954 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 61 [2020-09-04 22:42:43,608 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:44,081 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:45,730 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:46,202 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:47,868 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:48,342 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:48,819 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:49,290 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:50,057 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-09-04 22:42:50,531 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:51,149 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 60 [2020-09-04 22:42:52,816 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:53,453 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:42:55,107 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:42:56,667 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:42:57,140 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:42:57,777 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2020-09-04 22:42:59,344 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:43:00,913 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:43:01,793 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 58 [2020-09-04 22:43:02,268 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:03,932 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:43:04,414 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:04,887 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:05,364 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:05,911 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 53 [2020-09-04 22:43:07,589 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:43:08,280 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 55 [2020-09-04 22:43:08,780 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 50 [2020-09-04 22:43:10,447 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:43:10,986 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 51 [2020-09-04 22:43:12,203 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2020-09-04 22:43:12,992 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 57 [2020-09-04 22:43:13,468 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:13,945 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:14,714 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 54 [2020-09-04 22:43:15,943 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 142 DAG size of output: 72 [2020-09-04 22:43:16,425 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:17,173 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 53 [2020-09-04 22:43:17,651 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:18,878 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2020-09-04 22:43:20,561 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:43:21,477 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 59 [2020-09-04 22:43:21,960 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:22,741 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 56 [2020-09-04 22:43:23,673 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2020-09-04 22:43:24,156 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:25,739 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 180 DAG size of output: 65 [2020-09-04 22:43:26,487 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 55 [2020-09-04 22:43:26,970 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:27,451 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:27,938 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:28,420 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:30,120 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 182 DAG size of output: 67 [2020-09-04 22:43:30,601 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:31,481 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 58 [2020-09-04 22:43:32,331 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 59 [2020-09-04 22:43:32,815 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:33,480 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 64 [2020-09-04 22:43:33,962 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-09-04 22:43:34,495 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 52