/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic DAGSIZE --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-invgen/sendmail-close-angle.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 20:33:02,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 20:33:02,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 20:33:02,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 20:33:02,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 20:33:02,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 20:33:02,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 20:33:02,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 20:33:02,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 20:33:02,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 20:33:02,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 20:33:02,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 20:33:02,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 20:33:02,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 20:33:02,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 20:33:02,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 20:33:02,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 20:33:02,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 20:33:02,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 20:33:02,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 20:33:02,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 20:33:02,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 20:33:02,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 20:33:02,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 20:33:02,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 20:33:02,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 20:33:02,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 20:33:02,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 20:33:02,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 20:33:02,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 20:33:02,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 20:33:02,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 20:33:02,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 20:33:02,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 20:33:02,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 20:33:02,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 20:33:02,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 20:33:02,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 20:33:02,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 20:33:02,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 20:33:02,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 20:33:02,188 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 20:33:02,201 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 20:33:02,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 20:33:02,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 20:33:02,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 20:33:02,203 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 20:33:02,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 20:33:02,204 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 20:33:02,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 20:33:02,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 20:33:02,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 20:33:02,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 20:33:02,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 20:33:02,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 20:33:02,205 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 20:33:02,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 20:33:02,205 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 20:33:02,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 20:33:02,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 20:33:02,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 20:33:02,206 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 20:33:02,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 20:33:02,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 20:33:02,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 20:33:02,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 20:33:02,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 20:33:02,207 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 20:33:02,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:02,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 20:33:02,208 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 20:33:02,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> DAGSIZE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 20:33:02,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 20:33:02,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 20:33:02,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 20:33:02,524 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 20:33:02,525 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 20:33:02,525 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/sendmail-close-angle.i [2020-07-21 20:33:02,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bc732de5/3af54c16b6ca4c8b97019e840f3a0736/FLAG49b6bed17 [2020-07-21 20:33:03,050 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 20:33:03,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/sendmail-close-angle.i [2020-07-21 20:33:03,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bc732de5/3af54c16b6ca4c8b97019e840f3a0736/FLAG49b6bed17 [2020-07-21 20:33:03,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bc732de5/3af54c16b6ca4c8b97019e840f3a0736 [2020-07-21 20:33:03,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 20:33:03,381 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 20:33:03,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 20:33:03,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 20:33:03,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 20:33:03,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 08:33:03" (1/1) ... [2020-07-21 20:33:03,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@141bd110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03, skipping insertion in model container [2020-07-21 20:33:03,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 08:33:03" (1/1) ... [2020-07-21 20:33:03,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 20:33:03,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 20:33:03,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 20:33:03,579 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 20:33:03,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 20:33:03,611 INFO L208 MainTranslator]: Completed translation [2020-07-21 20:33:03,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03 WrapperNode [2020-07-21 20:33:03,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 20:33:03,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 20:33:03,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 20:33:03,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 20:33:03,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03" (1/1) ... [2020-07-21 20:33:03,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03" (1/1) ... [2020-07-21 20:33:03,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03" (1/1) ... [2020-07-21 20:33:03,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03" (1/1) ... [2020-07-21 20:33:03,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03" (1/1) ... [2020-07-21 20:33:03,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03" (1/1) ... [2020-07-21 20:33:03,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03" (1/1) ... [2020-07-21 20:33:03,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 20:33:03,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 20:33:03,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 20:33:03,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 20:33:03,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-21 20:33:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 20:33:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 20:33:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-21 20:33:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-21 20:33:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 20:33:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 20:33:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-21 20:33:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-21 20:33:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-21 20:33:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 20:33:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 20:33:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 20:33:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 20:33:04,242 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 20:33:04,243 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-21 20:33:04,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 08:33:04 BoogieIcfgContainer [2020-07-21 20:33:04,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 20:33:04,254 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 20:33:04,254 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 20:33:04,261 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 20:33:04,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 08:33:03" (1/3) ... [2020-07-21 20:33:04,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467bb152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 08:33:04, skipping insertion in model container [2020-07-21 20:33:04,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:33:03" (2/3) ... [2020-07-21 20:33:04,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467bb152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 08:33:04, skipping insertion in model container [2020-07-21 20:33:04,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 08:33:04" (3/3) ... [2020-07-21 20:33:04,267 INFO L109 eAbstractionObserver]: Analyzing ICFG sendmail-close-angle.i [2020-07-21 20:33:04,278 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 20:33:04,285 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 20:33:04,299 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 20:33:04,328 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 20:33:04,328 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 20:33:04,328 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 20:33:04,328 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 20:33:04,328 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 20:33:04,329 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 20:33:04,329 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 20:33:04,329 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 20:33:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states. [2020-07-21 20:33:04,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-21 20:33:04,351 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:04,352 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:04,352 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:04,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:04,358 INFO L82 PathProgramCache]: Analyzing trace with hash 160437665, now seen corresponding path program 1 times [2020-07-21 20:33:04,367 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:04,367 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1986139537] [2020-07-21 20:33:04,368 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:04,443 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:04,444 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:04,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 20:33:04,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:04,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 20:33:04,466 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 20:33:04,467 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1986139537] [2020-07-21 20:33:04,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 20:33:04,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 20:33:04,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961320172] [2020-07-21 20:33:04,472 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 20:33:04,472 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:04,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 20:33:04,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 20:33:04,483 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 2 states. [2020-07-21 20:33:04,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:04,507 INFO L93 Difference]: Finished difference Result 61 states and 92 transitions. [2020-07-21 20:33:04,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 20:33:04,509 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2020-07-21 20:33:04,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:04,518 INFO L225 Difference]: With dead ends: 61 [2020-07-21 20:33:04,518 INFO L226 Difference]: Without dead ends: 29 [2020-07-21 20:33:04,522 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 20:33:04,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-07-21 20:33:04,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2020-07-21 20:33:04,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-07-21 20:33:04,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 37 transitions. [2020-07-21 20:33:04,563 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 37 transitions. Word has length 14 [2020-07-21 20:33:04,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:04,564 INFO L479 AbstractCegarLoop]: Abstraction has 29 states and 37 transitions. [2020-07-21 20:33:04,564 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 20:33:04,564 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2020-07-21 20:33:04,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-07-21 20:33:04,565 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:04,565 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:04,766 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:04,767 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:04,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:04,768 INFO L82 PathProgramCache]: Analyzing trace with hash 89152719, now seen corresponding path program 1 times [2020-07-21 20:33:04,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:04,770 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1408228682] [2020-07-21 20:33:04,770 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:04,804 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:04,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:04,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 20:33:04,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:04,831 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:04,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 20:33:04,855 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 20:33:04,856 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1408228682] [2020-07-21 20:33:04,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 20:33:04,860 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 20:33:04,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518536418] [2020-07-21 20:33:04,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 20:33:04,863 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:04,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 20:33:04,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 20:33:04,864 INFO L87 Difference]: Start difference. First operand 29 states and 37 transitions. Second operand 5 states. [2020-07-21 20:33:04,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:04,954 INFO L93 Difference]: Finished difference Result 35 states and 42 transitions. [2020-07-21 20:33:04,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 20:33:04,955 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2020-07-21 20:33:04,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:04,956 INFO L225 Difference]: With dead ends: 35 [2020-07-21 20:33:04,957 INFO L226 Difference]: Without dead ends: 33 [2020-07-21 20:33:04,958 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-21 20:33:04,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-21 20:33:04,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-21 20:33:04,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-21 20:33:04,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2020-07-21 20:33:04,970 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 40 transitions. Word has length 15 [2020-07-21 20:33:04,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:04,970 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 40 transitions. [2020-07-21 20:33:04,971 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 20:33:04,971 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2020-07-21 20:33:04,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-07-21 20:33:04,972 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:04,972 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:05,185 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:05,186 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:05,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:05,188 INFO L82 PathProgramCache]: Analyzing trace with hash 1105875316, now seen corresponding path program 1 times [2020-07-21 20:33:05,189 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:05,189 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [237379060] [2020-07-21 20:33:05,190 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:05,221 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:05,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:05,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 20:33:05,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:05,252 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:05,254 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:05,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 20:33:05,272 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 20:33:05,273 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [237379060] [2020-07-21 20:33:05,273 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 20:33:05,273 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 20:33:05,273 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401405892] [2020-07-21 20:33:05,274 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 20:33:05,274 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:05,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 20:33:05,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 20:33:05,275 INFO L87 Difference]: Start difference. First operand 33 states and 40 transitions. Second operand 6 states. [2020-07-21 20:33:05,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:05,385 INFO L93 Difference]: Finished difference Result 48 states and 60 transitions. [2020-07-21 20:33:05,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 20:33:05,385 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2020-07-21 20:33:05,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:05,387 INFO L225 Difference]: With dead ends: 48 [2020-07-21 20:33:05,387 INFO L226 Difference]: Without dead ends: 46 [2020-07-21 20:33:05,388 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-21 20:33:05,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-07-21 20:33:05,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 44. [2020-07-21 20:33:05,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-07-21 20:33:05,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 56 transitions. [2020-07-21 20:33:05,401 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 56 transitions. Word has length 20 [2020-07-21 20:33:05,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:05,401 INFO L479 AbstractCegarLoop]: Abstraction has 44 states and 56 transitions. [2020-07-21 20:33:05,401 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 20:33:05,402 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2020-07-21 20:33:05,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-07-21 20:33:05,403 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:05,403 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:05,617 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:05,620 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:05,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:05,621 INFO L82 PathProgramCache]: Analyzing trace with hash 726428669, now seen corresponding path program 1 times [2020-07-21 20:33:05,621 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:05,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [548408634] [2020-07-21 20:33:05,622 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:05,664 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:05,664 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:05,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 20:33:05,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:05,683 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-21 20:33:05,701 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 20:33:05,701 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [548408634] [2020-07-21 20:33:05,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 20:33:05,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 20:33:05,702 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632857618] [2020-07-21 20:33:05,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 20:33:05,703 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:05,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 20:33:05,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 20:33:05,703 INFO L87 Difference]: Start difference. First operand 44 states and 56 transitions. Second operand 6 states. [2020-07-21 20:33:05,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:05,791 INFO L93 Difference]: Finished difference Result 55 states and 67 transitions. [2020-07-21 20:33:05,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 20:33:05,792 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 28 [2020-07-21 20:33:05,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:05,793 INFO L225 Difference]: With dead ends: 55 [2020-07-21 20:33:05,793 INFO L226 Difference]: Without dead ends: 53 [2020-07-21 20:33:05,794 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-21 20:33:05,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-07-21 20:33:05,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 48. [2020-07-21 20:33:05,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-07-21 20:33:05,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 59 transitions. [2020-07-21 20:33:05,805 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 59 transitions. Word has length 28 [2020-07-21 20:33:05,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:05,805 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 59 transitions. [2020-07-21 20:33:05,806 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 20:33:05,806 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2020-07-21 20:33:05,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-07-21 20:33:05,807 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:05,807 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:06,020 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:06,021 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:06,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:06,022 INFO L82 PathProgramCache]: Analyzing trace with hash 239914697, now seen corresponding path program 1 times [2020-07-21 20:33:06,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:06,023 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1125905357] [2020-07-21 20:33:06,024 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:06,065 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:06,065 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:06,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 20:33:06,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:06,109 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:06,110 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-07-21 20:33:06,132 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 20:33:06,132 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1125905357] [2020-07-21 20:33:06,132 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 20:33:06,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-21 20:33:06,133 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323320282] [2020-07-21 20:33:06,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 20:33:06,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:06,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 20:33:06,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-21 20:33:06,135 INFO L87 Difference]: Start difference. First operand 48 states and 59 transitions. Second operand 7 states. [2020-07-21 20:33:06,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:06,309 INFO L93 Difference]: Finished difference Result 70 states and 89 transitions. [2020-07-21 20:33:06,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 20:33:06,310 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 31 [2020-07-21 20:33:06,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:06,311 INFO L225 Difference]: With dead ends: 70 [2020-07-21 20:33:06,311 INFO L226 Difference]: Without dead ends: 63 [2020-07-21 20:33:06,314 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 20:33:06,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-07-21 20:33:06,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 61. [2020-07-21 20:33:06,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-07-21 20:33:06,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 75 transitions. [2020-07-21 20:33:06,342 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 75 transitions. Word has length 31 [2020-07-21 20:33:06,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:06,343 INFO L479 AbstractCegarLoop]: Abstraction has 61 states and 75 transitions. [2020-07-21 20:33:06,343 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 20:33:06,343 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2020-07-21 20:33:06,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-21 20:33:06,344 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:06,344 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:06,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:06,559 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:06,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:06,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1617190790, now seen corresponding path program 1 times [2020-07-21 20:33:06,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:06,561 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2065365972] [2020-07-21 20:33:06,561 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:06,591 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:06,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:06,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 20:33:06,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:06,646 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:06,647 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-07-21 20:33:06,668 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 20:33:06,669 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2065365972] [2020-07-21 20:33:06,669 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 20:33:06,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-21 20:33:06,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999520165] [2020-07-21 20:33:06,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-21 20:33:06,670 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:06,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-21 20:33:06,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-21 20:33:06,671 INFO L87 Difference]: Start difference. First operand 61 states and 75 transitions. Second operand 8 states. [2020-07-21 20:33:06,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:06,821 INFO L93 Difference]: Finished difference Result 72 states and 86 transitions. [2020-07-21 20:33:06,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 20:33:06,822 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2020-07-21 20:33:06,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:06,823 INFO L225 Difference]: With dead ends: 72 [2020-07-21 20:33:06,823 INFO L226 Difference]: Without dead ends: 70 [2020-07-21 20:33:06,824 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-07-21 20:33:06,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2020-07-21 20:33:06,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 65. [2020-07-21 20:33:06,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2020-07-21 20:33:06,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 78 transitions. [2020-07-21 20:33:06,845 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 78 transitions. Word has length 33 [2020-07-21 20:33:06,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:06,847 INFO L479 AbstractCegarLoop]: Abstraction has 65 states and 78 transitions. [2020-07-21 20:33:06,847 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-21 20:33:06,847 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 78 transitions. [2020-07-21 20:33:06,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-07-21 20:33:06,851 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:06,852 INFO L422 BasicCegarLoop]: trace histogram [8, 7, 7, 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] [2020-07-21 20:33:07,052 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:07,053 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:07,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:07,053 INFO L82 PathProgramCache]: Analyzing trace with hash 260855770, now seen corresponding path program 1 times [2020-07-21 20:33:07,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:07,055 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2035407465] [2020-07-21 20:33:07,055 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:07,092 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:07,092 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:07,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-21 20:33:07,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:07,200 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-07-21 20:33:07,228 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-07-21 20:33:07,229 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 20:33:07,243 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:07,357 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-07-21 20:33:07,357 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2035407465] [2020-07-21 20:33:07,357 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 20:33:07,357 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2020-07-21 20:33:07,358 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591254150] [2020-07-21 20:33:07,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-21 20:33:07,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:07,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-21 20:33:07,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-07-21 20:33:07,360 INFO L87 Difference]: Start difference. First operand 65 states and 78 transitions. Second operand 13 states. [2020-07-21 20:33:07,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:07,879 INFO L93 Difference]: Finished difference Result 110 states and 146 transitions. [2020-07-21 20:33:07,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-21 20:33:07,879 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 56 [2020-07-21 20:33:07,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:07,882 INFO L225 Difference]: With dead ends: 110 [2020-07-21 20:33:07,882 INFO L226 Difference]: Without dead ends: 95 [2020-07-21 20:33:07,883 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 97 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2020-07-21 20:33:07,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-07-21 20:33:07,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 87. [2020-07-21 20:33:07,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-07-21 20:33:07,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 107 transitions. [2020-07-21 20:33:07,898 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 107 transitions. Word has length 56 [2020-07-21 20:33:07,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:07,899 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 107 transitions. [2020-07-21 20:33:07,899 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-21 20:33:07,899 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 107 transitions. [2020-07-21 20:33:07,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-21 20:33:07,900 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:07,900 INFO L422 BasicCegarLoop]: trace histogram [8, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:08,113 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:08,114 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:08,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:08,115 INFO L82 PathProgramCache]: Analyzing trace with hash 266725463, now seen corresponding path program 1 times [2020-07-21 20:33:08,116 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:08,116 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1869791600] [2020-07-21 20:33:08,117 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:08,147 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:08,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:08,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 16 conjunts are in the unsatisfiable core [2020-07-21 20:33:08,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:08,278 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:08,280 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-07-21 20:33:08,311 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 20:33:08,330 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:08,392 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:08,401 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:08,460 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:08,471 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:08,549 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-07-21 20:33:08,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1869791600] [2020-07-21 20:33:08,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 20:33:08,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2020-07-21 20:33:08,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525342880] [2020-07-21 20:33:08,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-07-21 20:33:08,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:08,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-07-21 20:33:08,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=255, Unknown=0, NotChecked=0, Total=342 [2020-07-21 20:33:08,552 INFO L87 Difference]: Start difference. First operand 87 states and 107 transitions. Second operand 19 states. [2020-07-21 20:33:09,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:09,233 INFO L93 Difference]: Finished difference Result 125 states and 159 transitions. [2020-07-21 20:33:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-21 20:33:09,233 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 58 [2020-07-21 20:33:09,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:09,235 INFO L225 Difference]: With dead ends: 125 [2020-07-21 20:33:09,235 INFO L226 Difference]: Without dead ends: 123 [2020-07-21 20:33:09,236 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 95 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=269, Invalid=723, Unknown=0, NotChecked=0, Total=992 [2020-07-21 20:33:09,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-07-21 20:33:09,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 99. [2020-07-21 20:33:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-21 20:33:09,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 119 transitions. [2020-07-21 20:33:09,253 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 119 transitions. Word has length 58 [2020-07-21 20:33:09,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:09,253 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 119 transitions. [2020-07-21 20:33:09,253 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-07-21 20:33:09,253 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 119 transitions. [2020-07-21 20:33:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-07-21 20:33:09,255 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:09,256 INFO L422 BasicCegarLoop]: trace histogram [16, 15, 15, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:09,470 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:09,471 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:09,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:09,472 INFO L82 PathProgramCache]: Analyzing trace with hash 314554042, now seen corresponding path program 2 times [2020-07-21 20:33:09,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:09,474 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1757020625] [2020-07-21 20:33:09,474 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:09,531 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:09,532 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:09,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-21 20:33:09,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:09,704 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-07-21 20:33:09,733 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-07-21 20:33:09,734 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 20:33:09,744 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:09,818 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:09,825 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:09,891 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:09,892 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:09,893 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:09,894 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:09,896 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:09,897 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:09,898 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:09,899 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:09,902 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:09,909 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:09,912 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:09,913 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:09,914 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:09,915 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:09,916 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:10,023 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-07-21 20:33:10,023 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1757020625] [2020-07-21 20:33:10,023 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 20:33:10,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 21 [2020-07-21 20:33:10,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883278194] [2020-07-21 20:33:10,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-07-21 20:33:10,025 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:10,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-07-21 20:33:10,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=292, Unknown=0, NotChecked=0, Total=420 [2020-07-21 20:33:10,026 INFO L87 Difference]: Start difference. First operand 99 states and 119 transitions. Second operand 21 states. [2020-07-21 20:33:11,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:11,098 INFO L93 Difference]: Finished difference Result 167 states and 226 transitions. [2020-07-21 20:33:11,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-07-21 20:33:11,098 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 106 [2020-07-21 20:33:11,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:11,100 INFO L225 Difference]: With dead ends: 167 [2020-07-21 20:33:11,101 INFO L226 Difference]: Without dead ends: 143 [2020-07-21 20:33:11,103 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 189 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 407 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=359, Invalid=831, Unknown=0, NotChecked=0, Total=1190 [2020-07-21 20:33:11,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-07-21 20:33:11,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 135. [2020-07-21 20:33:11,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-07-21 20:33:11,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 168 transitions. [2020-07-21 20:33:11,138 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 168 transitions. Word has length 106 [2020-07-21 20:33:11,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:11,140 INFO L479 AbstractCegarLoop]: Abstraction has 135 states and 168 transitions. [2020-07-21 20:33:11,140 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-07-21 20:33:11,141 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 168 transitions. [2020-07-21 20:33:11,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-07-21 20:33:11,146 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:11,146 INFO L422 BasicCegarLoop]: trace histogram [20, 19, 19, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:11,360 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:11,361 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:11,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:11,362 INFO L82 PathProgramCache]: Analyzing trace with hash 648188358, now seen corresponding path program 2 times [2020-07-21 20:33:11,362 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:11,363 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [734202329] [2020-07-21 20:33:11,363 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:11,418 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:11,418 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:11,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 28 conjunts are in the unsatisfiable core [2020-07-21 20:33:11,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:11,875 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:11,876 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:11,955 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 38 proven. 90 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2020-07-21 20:33:11,955 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 20:33:12,001 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:12,101 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:12,109 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:12,174 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:12,183 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:12,224 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-07-21 20:33:12,231 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-07-21 20:33:12,308 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-07-21 20:33:12,313 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-07-21 20:33:12,357 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 4 conjuncts [2020-07-21 20:33:12,368 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 4 conjuncts [2020-07-21 20:33:12,451 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 4 conjuncts [2020-07-21 20:33:12,458 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 4 conjuncts [2020-07-21 20:33:12,509 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 2 conjuncts [2020-07-21 20:33:12,511 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 5, 1] term [2020-07-21 20:33:12,511 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 5 conjuncts [2020-07-21 20:33:12,516 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 2 conjuncts [2020-07-21 20:33:12,517 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 5, 1] term [2020-07-21 20:33:12,518 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 5 conjuncts [2020-07-21 20:33:12,623 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 5 conjuncts [2020-07-21 20:33:12,635 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 5 conjuncts [2020-07-21 20:33:12,786 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 38 proven. 90 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2020-07-21 20:33:12,786 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [734202329] [2020-07-21 20:33:12,786 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 20:33:12,787 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2020-07-21 20:33:12,787 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762892305] [2020-07-21 20:33:12,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 37 states [2020-07-21 20:33:12,788 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:12,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2020-07-21 20:33:12,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=291, Invalid=1041, Unknown=0, NotChecked=0, Total=1332 [2020-07-21 20:33:12,789 INFO L87 Difference]: Start difference. First operand 135 states and 168 transitions. Second operand 37 states. [2020-07-21 20:33:15,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:15,202 INFO L93 Difference]: Finished difference Result 182 states and 236 transitions. [2020-07-21 20:33:15,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-07-21 20:33:15,203 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 133 [2020-07-21 20:33:15,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:15,207 INFO L225 Difference]: With dead ends: 182 [2020-07-21 20:33:15,207 INFO L226 Difference]: Without dead ends: 180 [2020-07-21 20:33:15,209 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 227 SyntacticMatches, 3 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1034 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=987, Invalid=3435, Unknown=0, NotChecked=0, Total=4422 [2020-07-21 20:33:15,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2020-07-21 20:33:15,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 156. [2020-07-21 20:33:15,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2020-07-21 20:33:15,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 195 transitions. [2020-07-21 20:33:15,226 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 195 transitions. Word has length 133 [2020-07-21 20:33:15,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:15,227 INFO L479 AbstractCegarLoop]: Abstraction has 156 states and 195 transitions. [2020-07-21 20:33:15,227 INFO L480 AbstractCegarLoop]: Interpolant automaton has 37 states. [2020-07-21 20:33:15,227 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 195 transitions. [2020-07-21 20:33:15,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-07-21 20:33:15,231 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:15,231 INFO L422 BasicCegarLoop]: trace histogram [32, 31, 31, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:15,446 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:15,446 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:15,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:15,447 INFO L82 PathProgramCache]: Analyzing trace with hash 254282874, now seen corresponding path program 3 times [2020-07-21 20:33:15,448 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:15,448 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [353086937] [2020-07-21 20:33:15,448 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:15,524 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:15,525 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:15,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-21 20:33:15,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:15,908 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-07-21 20:33:15,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2125 backedges. 62 proven. 203 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2020-07-21 20:33:15,992 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 20:33:16,002 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,082 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,087 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,156 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,156 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,157 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,157 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,158 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,158 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,159 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,172 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,173 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,173 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,174 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,174 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,175 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:16,175 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,176 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,178 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,180 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,265 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,266 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,267 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,267 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,268 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,268 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:16,269 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,269 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,270 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,278 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,279 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,279 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,280 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,280 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,281 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,282 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,370 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,371 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,371 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,372 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,372 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,372 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,377 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,377 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,378 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,378 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,379 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,379 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:16,379 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,380 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,383 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,384 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,483 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,484 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,484 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:16,484 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,485 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,485 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,486 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,486 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,491 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,496 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,496 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,497 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:16,497 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,497 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,498 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,498 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,499 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,500 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,601 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,602 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,602 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,603 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,603 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,604 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:16,604 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,605 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,606 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,610 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,610 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,611 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,611 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,612 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,613 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:16,613 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:16,618 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,620 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:16,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2125 backedges. 62 proven. 203 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2020-07-21 20:33:16,791 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [353086937] [2020-07-21 20:33:16,791 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 20:33:16,791 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2020-07-21 20:33:16,791 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792125395] [2020-07-21 20:33:16,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 37 states [2020-07-21 20:33:16,792 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:16,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2020-07-21 20:33:16,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2020-07-21 20:33:16,793 INFO L87 Difference]: Start difference. First operand 156 states and 195 transitions. Second operand 37 states. [2020-07-21 20:33:18,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:18,655 INFO L93 Difference]: Finished difference Result 263 states and 367 transitions. [2020-07-21 20:33:18,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-07-21 20:33:18,655 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 206 [2020-07-21 20:33:18,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:18,658 INFO L225 Difference]: With dead ends: 263 [2020-07-21 20:33:18,658 INFO L226 Difference]: Without dead ends: 227 [2020-07-21 20:33:18,661 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 433 GetRequests, 373 SyntacticMatches, 3 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1407 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1051, Invalid=2371, Unknown=0, NotChecked=0, Total=3422 [2020-07-21 20:33:18,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-07-21 20:33:18,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 219. [2020-07-21 20:33:18,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-07-21 20:33:18,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 281 transitions. [2020-07-21 20:33:18,683 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 281 transitions. Word has length 206 [2020-07-21 20:33:18,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:18,684 INFO L479 AbstractCegarLoop]: Abstraction has 219 states and 281 transitions. [2020-07-21 20:33:18,684 INFO L480 AbstractCegarLoop]: Interpolant automaton has 37 states. [2020-07-21 20:33:18,684 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 281 transitions. [2020-07-21 20:33:18,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-07-21 20:33:18,688 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:18,688 INFO L422 BasicCegarLoop]: trace histogram [40, 39, 39, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:18,903 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:18,904 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:18,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:18,905 INFO L82 PathProgramCache]: Analyzing trace with hash -1789545513, now seen corresponding path program 3 times [2020-07-21 20:33:18,905 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:18,906 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [222903712] [2020-07-21 20:33:18,906 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:18,986 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:18,986 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:18,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 42 conjunts are in the unsatisfiable core [2020-07-21 20:33:18,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:20,184 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:20,185 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:33:20,389 INFO L134 CoverageAnalysis]: Checked inductivity of 3447 backedges. 78 proven. 405 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2020-07-21 20:33:20,389 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 20:33:20,449 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:20,674 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:20,678 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:20,778 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:20,784 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:20,833 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-07-21 20:33:20,837 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-07-21 20:33:20,837 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 3, 1] term [2020-07-21 20:33:20,837 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:20,947 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-07-21 20:33:20,947 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 3, 1] term [2020-07-21 20:33:20,948 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:20,960 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-07-21 20:33:20,960 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 3, 1] term [2020-07-21 20:33:20,961 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:21,024 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 2 conjuncts [2020-07-21 20:33:21,025 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[5, 4, 1] term [2020-07-21 20:33:21,025 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-07-21 20:33:21,035 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 2 conjuncts [2020-07-21 20:33:21,036 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[5, 4, 1] term [2020-07-21 20:33:21,036 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-07-21 20:33:21,163 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 4 conjuncts [2020-07-21 20:33:21,170 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 4 conjuncts [2020-07-21 20:33:21,238 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 5 conjuncts [2020-07-21 20:33:21,247 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 5 conjuncts [2020-07-21 20:33:21,387 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 5 conjuncts [2020-07-21 20:33:21,391 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 5 conjuncts [2020-07-21 20:33:21,469 INFO L501 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-07-21 20:33:21,470 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[7, 6, 1] term [2020-07-21 20:33:21,470 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 6 conjuncts [2020-07-21 20:33:21,476 INFO L501 QuantifierPusher]: Distributing 6 disjuncts over 6 conjuncts [2020-07-21 20:33:21,634 INFO L501 QuantifierPusher]: Distributing 6 disjuncts over 6 conjuncts [2020-07-21 20:33:21,646 INFO L501 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-07-21 20:33:21,647 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[7, 6, 1] term [2020-07-21 20:33:21,647 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 6 conjuncts [2020-07-21 20:33:21,731 INFO L501 QuantifierPusher]: Distributing 7 disjuncts over 7 conjuncts [2020-07-21 20:33:21,737 INFO L501 QuantifierPusher]: Distributing 7 disjuncts over 7 conjuncts [2020-07-21 20:33:21,912 INFO L501 QuantifierPusher]: Distributing 7 disjuncts over 7 conjuncts [2020-07-21 20:33:21,917 INFO L501 QuantifierPusher]: Distributing 7 disjuncts over 7 conjuncts [2020-07-21 20:33:22,019 INFO L501 QuantifierPusher]: Distributing 8 disjuncts over 8 conjuncts [2020-07-21 20:33:22,025 INFO L501 QuantifierPusher]: Distributing 8 disjuncts over 8 conjuncts [2020-07-21 20:33:22,229 INFO L501 QuantifierPusher]: Distributing 8 disjuncts over 8 conjuncts [2020-07-21 20:33:22,240 INFO L501 QuantifierPusher]: Distributing 8 disjuncts over 2 conjuncts [2020-07-21 20:33:22,242 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[9, 8, 1] term [2020-07-21 20:33:22,243 INFO L501 QuantifierPusher]: Distributing 7 disjuncts over 8 conjuncts [2020-07-21 20:33:22,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3447 backedges. 78 proven. 405 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2020-07-21 20:33:22,606 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [222903712] [2020-07-21 20:33:22,607 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 20:33:22,607 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 59 [2020-07-21 20:33:22,607 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541728478] [2020-07-21 20:33:22,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 59 states [2020-07-21 20:33:22,608 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:22,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2020-07-21 20:33:22,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=534, Invalid=2888, Unknown=0, NotChecked=0, Total=3422 [2020-07-21 20:33:22,609 INFO L87 Difference]: Start difference. First operand 219 states and 281 transitions. Second operand 59 states. [2020-07-21 20:33:25,327 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 56 [2020-07-21 20:33:25,727 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 20:33:29,479 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 20:33:29,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:29,984 INFO L93 Difference]: Finished difference Result 274 states and 361 transitions. [2020-07-21 20:33:29,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-07-21 20:33:29,985 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 258 [2020-07-21 20:33:29,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:29,987 INFO L225 Difference]: With dead ends: 274 [2020-07-21 20:33:29,988 INFO L226 Difference]: Without dead ends: 272 [2020-07-21 20:33:29,992 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 567 GetRequests, 455 SyntacticMatches, 3 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3001 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=2006, Invalid=10204, Unknown=0, NotChecked=0, Total=12210 [2020-07-21 20:33:29,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-07-21 20:33:30,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 240. [2020-07-21 20:33:30,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-07-21 20:33:30,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 308 transitions. [2020-07-21 20:33:30,033 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 308 transitions. Word has length 258 [2020-07-21 20:33:30,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:30,038 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 308 transitions. [2020-07-21 20:33:30,038 INFO L480 AbstractCegarLoop]: Interpolant automaton has 59 states. [2020-07-21 20:33:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 308 transitions. [2020-07-21 20:33:30,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2020-07-21 20:33:30,045 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:30,046 INFO L422 BasicCegarLoop]: trace histogram [64, 63, 63, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:30,258 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:30,259 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:30,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:30,259 INFO L82 PathProgramCache]: Analyzing trace with hash -1039722502, now seen corresponding path program 4 times [2020-07-21 20:33:30,259 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:30,260 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [243255627] [2020-07-21 20:33:30,260 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:30,368 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:30,368 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:30,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 38 conjunts are in the unsatisfiable core [2020-07-21 20:33:30,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:33:31,324 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-07-21 20:33:31,545 INFO L134 CoverageAnalysis]: Checked inductivity of 8913 backedges. 126 proven. 975 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2020-07-21 20:33:31,545 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 20:33:31,555 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,670 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,676 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,766 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,767 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,768 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,768 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,769 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:31,769 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,777 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,778 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,778 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,779 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,779 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,780 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,780 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,781 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,782 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,887 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,887 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,888 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,888 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,889 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:31,889 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,897 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,897 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,898 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,898 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,899 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,899 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:31,900 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,900 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:31,903 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:31,904 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,015 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,016 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,016 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,017 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,018 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,018 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,018 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,022 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,022 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,023 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,023 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,023 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,024 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:32,024 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,025 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,025 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,026 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,137 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,138 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,138 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:32,139 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,139 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,139 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,140 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,140 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,144 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,144 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,145 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,145 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,145 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,146 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,146 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,147 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,148 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,293 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,293 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,293 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,294 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,294 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:32,295 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,299 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,299 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,300 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:32,300 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,301 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,301 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,301 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,303 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,304 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,425 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,426 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,426 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,427 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,428 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,428 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:32,429 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,433 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,436 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,437 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,437 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,438 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,438 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,439 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,569 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,570 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,570 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,571 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,571 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,571 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,572 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,585 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,585 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,586 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:32,586 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,587 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,587 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,587 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,588 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,589 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,589 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,728 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,728 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,729 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,729 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,729 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,730 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,730 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,736 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,736 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,737 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,737 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,738 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,738 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:32,738 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,739 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,740 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,740 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,873 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,873 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,873 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,874 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,874 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,874 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,875 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,875 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,879 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:32,879 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,879 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,880 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,880 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:32,881 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,015 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,016 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,017 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:33,017 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,018 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,018 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,018 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,020 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,024 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,025 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,025 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,025 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,026 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,026 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:33,027 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,027 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,034 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,035 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,175 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,175 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,176 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,176 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,176 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,176 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,177 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,184 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,185 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,185 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,186 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,186 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,186 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,187 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,187 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,188 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,332 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,332 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,333 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,333 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,334 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,334 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:33,334 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,335 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,335 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,340 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,340 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,340 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,340 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,341 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,341 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,341 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,342 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,496 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,496 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,496 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:33:33,497 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,497 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,497 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,498 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,498 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,502 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,502 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,502 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,503 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:33:33,503 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,503 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,505 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:33:33,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8913 backedges. 126 proven. 975 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2020-07-21 20:33:33,912 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [243255627] [2020-07-21 20:33:33,912 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 20:33:33,912 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 69 [2020-07-21 20:33:33,913 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194383323] [2020-07-21 20:33:33,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 69 states [2020-07-21 20:33:33,914 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:33:33,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2020-07-21 20:33:33,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1628, Invalid=3064, Unknown=0, NotChecked=0, Total=4692 [2020-07-21 20:33:33,916 INFO L87 Difference]: Start difference. First operand 240 states and 308 transitions. Second operand 69 states. [2020-07-21 20:33:38,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:33:38,483 INFO L93 Difference]: Finished difference Result 443 states and 640 transitions. [2020-07-21 20:33:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2020-07-21 20:33:38,484 INFO L78 Accepts]: Start accepts. Automaton has 69 states. Word has length 406 [2020-07-21 20:33:38,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:33:38,489 INFO L225 Difference]: With dead ends: 443 [2020-07-21 20:33:38,489 INFO L226 Difference]: Without dead ends: 383 [2020-07-21 20:33:38,493 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 849 GetRequests, 741 SyntacticMatches, 3 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5138 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=3587, Invalid=7755, Unknown=0, NotChecked=0, Total=11342 [2020-07-21 20:33:38,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2020-07-21 20:33:38,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 375. [2020-07-21 20:33:38,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2020-07-21 20:33:38,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 498 transitions. [2020-07-21 20:33:38,529 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 498 transitions. Word has length 406 [2020-07-21 20:33:38,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:33:38,530 INFO L479 AbstractCegarLoop]: Abstraction has 375 states and 498 transitions. [2020-07-21 20:33:38,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 69 states. [2020-07-21 20:33:38,530 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 498 transitions. [2020-07-21 20:33:38,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2020-07-21 20:33:38,534 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:33:38,534 INFO L422 BasicCegarLoop]: trace histogram [72, 71, 71, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:33:38,742 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:38,742 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:33:38,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:33:38,743 INFO L82 PathProgramCache]: Analyzing trace with hash 162398039, now seen corresponding path program 4 times [2020-07-21 20:33:38,743 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:33:38,744 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [463781077] [2020-07-21 20:33:38,744 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:33:38,879 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:33:38,880 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:33:38,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 74 conjunts are in the unsatisfiable core [2020-07-21 20:33:38,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:34:47,261 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:34:47,262 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 20:34:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 11459 backedges. 142 proven. 1377 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2020-07-21 20:34:48,052 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 20:34:48,197 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:34:48,651 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:34:48,655 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:34:48,853 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:34:48,857 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:34:48,952 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-07-21 20:34:48,952 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 3, 1] term [2020-07-21 20:34:48,953 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:34:48,956 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-07-21 20:34:48,956 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 3, 1] term [2020-07-21 20:34:48,957 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:34:49,168 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-07-21 20:34:49,169 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 3, 1] term [2020-07-21 20:34:49,169 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:34:49,181 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-07-21 20:34:49,182 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 3, 1] term [2020-07-21 20:34:49,182 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:34:49,288 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 4 conjuncts [2020-07-21 20:34:49,292 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 4 conjuncts [2020-07-21 20:34:49,517 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 4 conjuncts [2020-07-21 20:34:49,522 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 4 conjuncts [2020-07-21 20:34:49,647 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 5 conjuncts [2020-07-21 20:34:49,655 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 5 conjuncts [2020-07-21 20:34:49,894 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 5 conjuncts [2020-07-21 20:34:49,899 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 2 conjuncts [2020-07-21 20:34:49,899 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 5, 1] term [2020-07-21 20:34:49,900 INFO L501 QuantifierPusher]: Distributing 4 disjuncts over 5 conjuncts [2020-07-21 20:34:50,024 INFO L501 QuantifierPusher]: Distributing 6 disjuncts over 6 conjuncts [2020-07-21 20:34:50,054 INFO L501 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-07-21 20:34:50,054 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[7, 6, 1] term [2020-07-21 20:34:50,055 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 6 conjuncts [2020-07-21 20:34:50,328 INFO L501 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-07-21 20:34:50,328 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[7, 6, 1] term [2020-07-21 20:34:50,328 INFO L501 QuantifierPusher]: Distributing 5 disjuncts over 6 conjuncts [2020-07-21 20:34:50,332 INFO L501 QuantifierPusher]: Distributing 6 disjuncts over 6 conjuncts [2020-07-21 20:34:50,501 INFO L501 QuantifierPusher]: Distributing 7 disjuncts over 7 conjuncts [2020-07-21 20:34:50,509 INFO L501 QuantifierPusher]: Distributing 7 disjuncts over 7 conjuncts [2020-07-21 20:34:50,795 INFO L501 QuantifierPusher]: Distributing 7 disjuncts over 7 conjuncts [2020-07-21 20:34:50,800 INFO L501 QuantifierPusher]: Distributing 7 disjuncts over 7 conjuncts [2020-07-21 20:34:50,949 INFO L501 QuantifierPusher]: Distributing 8 disjuncts over 8 conjuncts [2020-07-21 20:34:50,953 INFO L501 QuantifierPusher]: Distributing 8 disjuncts over 8 conjuncts [2020-07-21 20:34:51,261 INFO L501 QuantifierPusher]: Distributing 8 disjuncts over 2 conjuncts [2020-07-21 20:34:51,262 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[9, 8, 1] term [2020-07-21 20:34:51,262 INFO L501 QuantifierPusher]: Distributing 7 disjuncts over 8 conjuncts [2020-07-21 20:34:51,267 INFO L501 QuantifierPusher]: Distributing 8 disjuncts over 8 conjuncts [2020-07-21 20:34:51,433 INFO L501 QuantifierPusher]: Distributing 9 disjuncts over 2 conjuncts [2020-07-21 20:34:51,434 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[10, 9, 1] term [2020-07-21 20:34:51,434 INFO L501 QuantifierPusher]: Distributing 8 disjuncts over 9 conjuncts [2020-07-21 20:34:51,438 INFO L501 QuantifierPusher]: Distributing 9 disjuncts over 9 conjuncts [2020-07-21 20:34:51,763 INFO L501 QuantifierPusher]: Distributing 9 disjuncts over 9 conjuncts [2020-07-21 20:34:51,768 INFO L501 QuantifierPusher]: Distributing 9 disjuncts over 9 conjuncts [2020-07-21 20:34:51,940 INFO L501 QuantifierPusher]: Distributing 10 disjuncts over 10 conjuncts [2020-07-21 20:34:51,948 INFO L501 QuantifierPusher]: Distributing 10 disjuncts over 10 conjuncts [2020-07-21 20:34:52,307 INFO L501 QuantifierPusher]: Distributing 10 disjuncts over 10 conjuncts [2020-07-21 20:34:52,315 INFO L501 QuantifierPusher]: Distributing 10 disjuncts over 10 conjuncts [2020-07-21 20:34:52,510 INFO L501 QuantifierPusher]: Distributing 11 disjuncts over 11 conjuncts [2020-07-21 20:34:52,518 INFO L501 QuantifierPusher]: Distributing 11 disjuncts over 2 conjuncts [2020-07-21 20:34:52,519 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[12, 11, 1] term [2020-07-21 20:34:52,520 INFO L501 QuantifierPusher]: Distributing 10 disjuncts over 11 conjuncts [2020-07-21 20:34:52,897 INFO L501 QuantifierPusher]: Distributing 11 disjuncts over 11 conjuncts [2020-07-21 20:34:52,902 INFO L501 QuantifierPusher]: Distributing 11 disjuncts over 2 conjuncts [2020-07-21 20:34:52,903 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[12, 11, 1] term [2020-07-21 20:34:52,903 INFO L501 QuantifierPusher]: Distributing 10 disjuncts over 11 conjuncts [2020-07-21 20:34:53,103 INFO L501 QuantifierPusher]: Distributing 12 disjuncts over 2 conjuncts [2020-07-21 20:34:53,104 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[13, 12, 1] term [2020-07-21 20:34:53,104 INFO L501 QuantifierPusher]: Distributing 11 disjuncts over 12 conjuncts [2020-07-21 20:34:53,118 INFO L501 QuantifierPusher]: Distributing 12 disjuncts over 12 conjuncts [2020-07-21 20:34:53,520 INFO L501 QuantifierPusher]: Distributing 12 disjuncts over 12 conjuncts [2020-07-21 20:34:53,534 INFO L501 QuantifierPusher]: Distributing 12 disjuncts over 12 conjuncts [2020-07-21 20:34:53,765 INFO L501 QuantifierPusher]: Distributing 13 disjuncts over 13 conjuncts [2020-07-21 20:34:53,774 INFO L501 QuantifierPusher]: Distributing 13 disjuncts over 13 conjuncts [2020-07-21 20:34:54,197 INFO L501 QuantifierPusher]: Distributing 13 disjuncts over 2 conjuncts [2020-07-21 20:34:54,198 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[14, 13, 1] term [2020-07-21 20:34:54,198 INFO L501 QuantifierPusher]: Distributing 12 disjuncts over 13 conjuncts [2020-07-21 20:34:54,204 INFO L501 QuantifierPusher]: Distributing 13 disjuncts over 13 conjuncts [2020-07-21 20:34:54,434 INFO L501 QuantifierPusher]: Distributing 14 disjuncts over 2 conjuncts [2020-07-21 20:34:54,435 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[15, 14, 1] term [2020-07-21 20:34:54,435 INFO L501 QuantifierPusher]: Distributing 13 disjuncts over 14 conjuncts [2020-07-21 20:34:54,441 INFO L501 QuantifierPusher]: Distributing 14 disjuncts over 14 conjuncts [2020-07-21 20:34:54,895 INFO L501 QuantifierPusher]: Distributing 14 disjuncts over 2 conjuncts [2020-07-21 20:34:54,897 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[15, 14, 1] term [2020-07-21 20:34:54,897 INFO L501 QuantifierPusher]: Distributing 13 disjuncts over 14 conjuncts [2020-07-21 20:34:54,902 INFO L501 QuantifierPusher]: Distributing 14 disjuncts over 2 conjuncts [2020-07-21 20:34:54,903 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[15, 14, 1] term [2020-07-21 20:34:54,903 INFO L501 QuantifierPusher]: Distributing 13 disjuncts over 14 conjuncts [2020-07-21 20:34:55,147 INFO L501 QuantifierPusher]: Distributing 15 disjuncts over 15 conjuncts [2020-07-21 20:34:55,153 INFO L501 QuantifierPusher]: Distributing 15 disjuncts over 15 conjuncts [2020-07-21 20:34:55,626 INFO L501 QuantifierPusher]: Distributing 15 disjuncts over 15 conjuncts [2020-07-21 20:34:55,637 INFO L501 QuantifierPusher]: Distributing 15 disjuncts over 15 conjuncts [2020-07-21 20:34:55,892 INFO L501 QuantifierPusher]: Distributing 16 disjuncts over 16 conjuncts [2020-07-21 20:34:55,898 INFO L501 QuantifierPusher]: Distributing 16 disjuncts over 2 conjuncts [2020-07-21 20:34:55,899 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[17, 16, 1] term [2020-07-21 20:34:55,899 INFO L501 QuantifierPusher]: Distributing 15 disjuncts over 16 conjuncts [2020-07-21 20:34:56,397 INFO L501 QuantifierPusher]: Distributing 16 disjuncts over 16 conjuncts [2020-07-21 20:34:56,403 INFO L501 QuantifierPusher]: Distributing 16 disjuncts over 2 conjuncts [2020-07-21 20:34:56,403 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[17, 16, 1] term [2020-07-21 20:34:56,404 INFO L501 QuantifierPusher]: Distributing 15 disjuncts over 16 conjuncts [2020-07-21 20:34:57,468 INFO L134 CoverageAnalysis]: Checked inductivity of 11459 backedges. 142 proven. 1377 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2020-07-21 20:34:57,469 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [463781077] [2020-07-21 20:34:57,469 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 20:34:57,469 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 56] total 107 [2020-07-21 20:34:57,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011293501] [2020-07-21 20:34:57,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 107 states [2020-07-21 20:34:57,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:34:57,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 107 interpolants. [2020-07-21 20:34:57,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1670, Invalid=9672, Unknown=0, NotChecked=0, Total=11342 [2020-07-21 20:34:57,473 INFO L87 Difference]: Start difference. First operand 375 states and 498 transitions. Second operand 107 states. [2020-07-21 20:35:08,874 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 99 [2020-07-21 20:35:09,625 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 20:35:10,272 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 20:35:10,908 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 20:35:11,539 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 20:35:12,132 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 20:35:12,688 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 20:35:13,259 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 20:35:13,776 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 20:35:14,302 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 20:35:14,834 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 20:35:15,424 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 20:35:15,961 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 20:35:16,508 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 20:35:17,041 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 20:35:17,526 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 20:35:18,028 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 20:35:18,506 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 20:35:18,952 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 20:35:19,419 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 20:35:19,866 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 20:35:20,283 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 20:35:20,698 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 20:35:21,083 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 20:35:21,465 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 20:35:21,839 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 20:35:22,179 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 20:35:28,398 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 20:35:29,867 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 20:35:31,230 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-21 20:35:32,401 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 20:35:32,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:35:32,745 INFO L93 Difference]: Finished difference Result 430 states and 578 transitions. [2020-07-21 20:35:32,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2020-07-21 20:35:32,746 INFO L78 Accepts]: Start accepts. Automaton has 107 states. Word has length 458 [2020-07-21 20:35:32,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:35:32,749 INFO L225 Difference]: With dead ends: 430 [2020-07-21 20:35:32,749 INFO L226 Difference]: Without dead ends: 428 [2020-07-21 20:35:32,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1015 GetRequests, 807 SyntacticMatches, 3 SemanticMatches, 205 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11045 ImplicationChecksByTransitivity, 36.5s TimeCoverageRelationStatistics Valid=6486, Invalid=36156, Unknown=0, NotChecked=0, Total=42642 [2020-07-21 20:35:32,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2020-07-21 20:35:32,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 396. [2020-07-21 20:35:32,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 396 states. [2020-07-21 20:35:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 525 transitions. [2020-07-21 20:35:32,808 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 525 transitions. Word has length 458 [2020-07-21 20:35:32,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:35:32,808 INFO L479 AbstractCegarLoop]: Abstraction has 396 states and 525 transitions. [2020-07-21 20:35:32,809 INFO L480 AbstractCegarLoop]: Interpolant automaton has 107 states. [2020-07-21 20:35:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 525 transitions. [2020-07-21 20:35:32,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 807 [2020-07-21 20:35:32,816 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:35:32,817 INFO L422 BasicCegarLoop]: trace histogram [128, 127, 127, 32, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:35:33,031 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:35:33,032 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:35:33,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:35:33,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1144958714, now seen corresponding path program 5 times [2020-07-21 20:35:33,033 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:35:33,034 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1703799728] [2020-07-21 20:35:33,034 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:35:33,248 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:35:33,248 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:35:33,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 1433 conjuncts, 70 conjunts are in the unsatisfiable core [2020-07-21 20:35:33,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:35:36,587 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-07-21 20:35:37,401 INFO L134 CoverageAnalysis]: Checked inductivity of 36505 backedges. 254 proven. 4247 refuted. 0 times theorem prover too weak. 32004 trivial. 0 not checked. [2020-07-21 20:35:37,401 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 20:35:37,415 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,632 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,637 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,777 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,777 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,778 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:37,778 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,779 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,785 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,786 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,786 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,786 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,787 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,787 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:37,787 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,788 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,789 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,790 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,959 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,960 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,960 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,960 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,961 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,967 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,967 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,968 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,968 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,968 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,969 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:37,969 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:37,970 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,148 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,149 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,149 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,149 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,150 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,150 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,151 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,157 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,157 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,158 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,158 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,159 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,159 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,160 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,333 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,334 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,334 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:38,335 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,335 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,335 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,335 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,336 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,337 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,342 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,343 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,343 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,344 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,344 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,345 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:38,345 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,346 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,346 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,533 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,534 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,535 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:38,535 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,536 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,536 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,537 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,537 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,540 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,546 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,547 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,547 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,547 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,548 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,548 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,548 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,549 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,549 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,748 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,749 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,749 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,749 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,750 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,750 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:38,750 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,751 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,751 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,758 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,758 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,758 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,759 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,760 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,760 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:38,760 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,761 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,762 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,967 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,968 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,968 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:38,968 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,969 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,969 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,970 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,971 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,976 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,977 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,977 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,977 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,978 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,978 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:38,978 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:38,979 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,180 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,180 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,181 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,181 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,182 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,183 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:39,183 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,184 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,191 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,191 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,192 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:39,192 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,193 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,193 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,193 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,194 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,195 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,195 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,412 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,413 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,413 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,413 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,414 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,414 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:39,414 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,415 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,415 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,422 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,422 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,423 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,423 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,424 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,424 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:39,425 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,426 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,427 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,655 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,655 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,655 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,655 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,656 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,656 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,656 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,657 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,671 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,671 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,671 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,672 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,672 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,673 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,888 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,889 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,889 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:39,889 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,890 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,890 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,890 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,890 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,891 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,896 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,897 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,897 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,897 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,898 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,898 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:39,898 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,899 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:39,899 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:39,900 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,116 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,116 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,117 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,117 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,118 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,118 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,118 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,119 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,125 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,126 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,126 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,127 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,127 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,128 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,128 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,128 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,129 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,357 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,357 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,358 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:40,358 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,358 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,359 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,359 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,359 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,360 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,365 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,366 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,366 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:40,366 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,367 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,367 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,368 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,595 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,596 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,596 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,597 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,597 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,598 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:40,598 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,598 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,606 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,612 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,613 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,613 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:40,614 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,614 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,615 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,615 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,617 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,617 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,859 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,860 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,861 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,861 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,861 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,861 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,862 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,869 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,869 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,869 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:40,870 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,870 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,870 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,871 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:40,872 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:40,872 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,117 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,117 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,118 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,118 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,119 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,119 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:41,119 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,120 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,121 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,126 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,126 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,126 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:41,127 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,127 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,127 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,128 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,128 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,129 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,129 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,382 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,383 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,383 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,383 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,384 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,384 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:41,384 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,384 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,385 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,391 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,391 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,391 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,391 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,392 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,392 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:41,392 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,393 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,394 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,394 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,653 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,653 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,654 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,654 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,655 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,661 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,661 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,662 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,662 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,663 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,663 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:41,663 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,664 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,665 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,665 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,922 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,922 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,922 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,923 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,923 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,923 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,924 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,924 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,930 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,930 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,931 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:41,931 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,931 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,932 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,932 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:41,933 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:41,934 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,193 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,194 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,194 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,194 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,195 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,195 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:42,195 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,196 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,202 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,203 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,203 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:42,204 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,204 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,205 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,205 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,206 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,207 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,479 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,479 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,480 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,480 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,481 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,481 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:42,482 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,487 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,504 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,505 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,505 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,505 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,506 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,506 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,507 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,507 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,508 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,828 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,828 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,829 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:42,829 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,830 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,830 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,830 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,830 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,839 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,847 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,847 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,847 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:42,848 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,848 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,848 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,848 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:42,849 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:42,850 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,133 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,134 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,134 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,134 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,135 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,135 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,135 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,141 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,142 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,142 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:43,142 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,142 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,143 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,143 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,144 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,145 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,420 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,421 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,421 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,422 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,422 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:43,428 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,429 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,429 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,429 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,439 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,439 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:43,440 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,447 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,448 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,753 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,754 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,754 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,754 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,755 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,755 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:43,756 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,757 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,765 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,765 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,766 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:43,766 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,767 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,767 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,767 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:43,769 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:43,770 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,048 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,049 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,050 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:44,050 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,051 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,051 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,052 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,052 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,062 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,070 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,070 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,071 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,071 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,071 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,072 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,073 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,366 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,366 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,366 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,367 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,367 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,367 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:44,368 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,368 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,369 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,375 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,376 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,376 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,377 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,377 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,378 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,379 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,673 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,674 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,675 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,675 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,676 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,676 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,676 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,677 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,683 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,684 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,684 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:44,685 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,685 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,685 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,686 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,687 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,688 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,996 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,997 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,997 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:44,998 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:44,998 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,999 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:44,999 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:45,000 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:45,006 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:45,007 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:45,007 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:45,007 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:45,008 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:45,009 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-07-21 20:35:45,009 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:45,009 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 20:35:45,010 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:45,011 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 20:35:46,347 INFO L134 CoverageAnalysis]: Checked inductivity of 36505 backedges. 254 proven. 4247 refuted. 0 times theorem prover too weak. 32004 trivial. 0 not checked. [2020-07-21 20:35:46,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1703799728] [2020-07-21 20:35:46,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 20:35:46,349 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 69] total 133 [2020-07-21 20:35:46,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98032038] [2020-07-21 20:35:46,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 133 states [2020-07-21 20:35:46,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 20:35:46,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 133 interpolants. [2020-07-21 20:35:46,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6316, Invalid=11240, Unknown=0, NotChecked=0, Total=17556 [2020-07-21 20:35:46,357 INFO L87 Difference]: Start difference. First operand 396 states and 525 transitions. Second operand 133 states. [2020-07-21 20:36:01,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 20:36:01,759 INFO L93 Difference]: Finished difference Result 791 states and 1177 transitions. [2020-07-21 20:36:01,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2020-07-21 20:36:01,760 INFO L78 Accepts]: Start accepts. Automaton has 133 states. Word has length 806 [2020-07-21 20:36:01,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 20:36:01,766 INFO L225 Difference]: With dead ends: 791 [2020-07-21 20:36:01,766 INFO L226 Difference]: Without dead ends: 683 [2020-07-21 20:36:01,772 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1681 GetRequests, 1477 SyntacticMatches, 3 SemanticMatches, 201 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19506 ImplicationChecksByTransitivity, 19.5s TimeCoverageRelationStatistics Valid=13267, Invalid=27739, Unknown=0, NotChecked=0, Total=41006 [2020-07-21 20:36:01,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2020-07-21 20:36:01,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 675. [2020-07-21 20:36:01,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 675 states. [2020-07-21 20:36:01,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 923 transitions. [2020-07-21 20:36:01,848 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 923 transitions. Word has length 806 [2020-07-21 20:36:01,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 20:36:01,849 INFO L479 AbstractCegarLoop]: Abstraction has 675 states and 923 transitions. [2020-07-21 20:36:01,849 INFO L480 AbstractCegarLoop]: Interpolant automaton has 133 states. [2020-07-21 20:36:01,850 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 923 transitions. [2020-07-21 20:36:01,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 859 [2020-07-21 20:36:01,858 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 20:36:01,858 INFO L422 BasicCegarLoop]: trace histogram [136, 135, 135, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 20:36:02,071 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:36:02,072 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 20:36:02,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 20:36:02,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1293424215, now seen corresponding path program 5 times [2020-07-21 20:36:02,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 20:36:02,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2043429374] [2020-07-21 20:36:02,074 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 20:36:02,438 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 20:36:02,438 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 20:36:02,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 1523 conjuncts, 138 conjunts are in the unsatisfiable core [2020-07-21 20:36:02,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 20:36:07,550 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 20:36:09,567 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 20:36:09,810 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 20:36:10,334 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 20:36:10,595 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 20:36:10,851 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 20:36:11,122 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 20:36:11,396 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 20:36:11,670 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 20:36:11,965 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 20:36:12,253 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 20:36:12,570 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 20:36:12,890 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 20:36:13,214 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 20:36:13,522 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 20:36:13,842 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 20:36:14,161 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 20:36:14,508 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 20:36:14,854 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 20:36:15,206 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 20:36:15,553 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 20:36:15,906 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 20:36:16,280 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 20:36:16,660 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 20:36:17,053 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 20:36:17,430 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 20:36:17,816 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 20:36:18,224 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 20:36:18,663 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 20:36:19,062 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 20:36:19,516 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-21 20:36:19,963 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 20:36:20,388 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-21 20:36:20,852 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 20:36:21,309 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 20:36:21,768 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 103