/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_15-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 02:05:03,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 02:05:03,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 02:05:03,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 02:05:03,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 02:05:03,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 02:05:03,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 02:05:03,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 02:05:03,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 02:05:03,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 02:05:03,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 02:05:03,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 02:05:03,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 02:05:03,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 02:05:03,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 02:05:03,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 02:05:03,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 02:05:03,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 02:05:03,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 02:05:03,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 02:05:03,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 02:05:03,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 02:05:03,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 02:05:03,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 02:05:03,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 02:05:03,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 02:05:03,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 02:05:03,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 02:05:03,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 02:05:03,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 02:05:03,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 02:05:03,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 02:05:03,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 02:05:03,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 02:05:03,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 02:05:03,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 02:05:03,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 02:05:03,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 02:05:03,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 02:05:03,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 02:05:03,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 02:05:03,665 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 02:05:03,686 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 02:05:03,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 02:05:03,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 02:05:03,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 02:05:03,688 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 02:05:03,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 02:05:03,689 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 02:05:03,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 02:05:03,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 02:05:03,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 02:05:03,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 02:05:03,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 02:05:03,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 02:05:03,690 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 02:05:03,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 02:05:03,690 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 02:05:03,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 02:05:03,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 02:05:03,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 02:05:03,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 02:05:03,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 02:05:03,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 02:05:03,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 02:05:03,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 02:05:03,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 02:05:03,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 02:05:03,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 02:05:03,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 02:05:03,693 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 02:05:03,693 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 -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 02:05:04,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 02:05:04,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 02:05:04,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 02:05:04,043 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 02:05:04,044 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 02:05:04,045 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_15-2.c [2020-10-15 02:05:04,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f337faadb/02384366fdee4d1e95839d82b6568446/FLAGe50b16ea8 [2020-10-15 02:05:04,594 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 02:05:04,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_15-2.c [2020-10-15 02:05:04,603 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f337faadb/02384366fdee4d1e95839d82b6568446/FLAGe50b16ea8 [2020-10-15 02:05:04,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f337faadb/02384366fdee4d1e95839d82b6568446 [2020-10-15 02:05:04,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 02:05:04,998 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 02:05:05,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 02:05:05,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 02:05:05,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 02:05:05,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:05:04" (1/1) ... [2020-10-15 02:05:05,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb53380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05, skipping insertion in model container [2020-10-15 02:05:05,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:05:04" (1/1) ... [2020-10-15 02:05:05,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 02:05:05,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 02:05:05,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 02:05:05,261 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 02:05:05,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 02:05:05,296 INFO L208 MainTranslator]: Completed translation [2020-10-15 02:05:05,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05 WrapperNode [2020-10-15 02:05:05,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 02:05:05,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 02:05:05,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 02:05:05,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 02:05:05,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05" (1/1) ... [2020-10-15 02:05:05,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05" (1/1) ... [2020-10-15 02:05:05,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05" (1/1) ... [2020-10-15 02:05:05,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05" (1/1) ... [2020-10-15 02:05:05,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05" (1/1) ... [2020-10-15 02:05:05,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05" (1/1) ... [2020-10-15 02:05:05,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05" (1/1) ... [2020-10-15 02:05:05,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 02:05:05,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 02:05:05,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 02:05:05,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 02:05:05,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 02:05:05,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 02:05:05,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 02:05:05,494 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-10-15 02:05:05,494 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-10-15 02:05:05,494 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 02:05:05,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 02:05:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 02:05:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-10-15 02:05:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-10-15 02:05:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 02:05:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 02:05:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 02:05:05,704 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 02:05:05,705 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-15 02:05:05,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:05:05 BoogieIcfgContainer [2020-10-15 02:05:05,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 02:05:05,711 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 02:05:05,711 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 02:05:05,715 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 02:05:05,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:05:04" (1/3) ... [2020-10-15 02:05:05,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1e5b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:05:05, skipping insertion in model container [2020-10-15 02:05:05,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:05:05" (2/3) ... [2020-10-15 02:05:05,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1e5b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:05:05, skipping insertion in model container [2020-10-15 02:05:05,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:05:05" (3/3) ... [2020-10-15 02:05:05,719 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_15-2.c [2020-10-15 02:05:05,732 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 02:05:05,742 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 02:05:05,763 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 02:05:05,797 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 02:05:05,798 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 02:05:05,798 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 02:05:05,798 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 02:05:05,798 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 02:05:05,798 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 02:05:05,799 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 02:05:05,799 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 02:05:05,833 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-10-15 02:05:05,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-15 02:05:05,842 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:05,844 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:05,845 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:05,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:05,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-10-15 02:05:05,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:05,866 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1225978339] [2020-10-15 02:05:05,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:05,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:06,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:06,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 02:05:06,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:06,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-15 02:05:06,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:06,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:06,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:05:06,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:06,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:06,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 02:05:06,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:06,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:06,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:06,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:06,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:06,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:05:06,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:06,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:06,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:06,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:06,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:06,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:06,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:06,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:06,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:06,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:06,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:06,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 02:05:06,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:06,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:06,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:05:06,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:06,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:06,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:06,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 02:05:06,230 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1225978339] [2020-10-15 02:05:06,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 02:05:06,233 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 02:05:06,234 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717157823] [2020-10-15 02:05:06,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 02:05:06,240 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:06,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 02:05:06,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-15 02:05:06,259 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-10-15 02:05:06,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:06,371 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-10-15 02:05:06,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 02:05:06,373 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-15 02:05:06,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:06,385 INFO L225 Difference]: With dead ends: 44 [2020-10-15 02:05:06,386 INFO L226 Difference]: Without dead ends: 30 [2020-10-15 02:05:06,389 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 02:05:06,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-15 02:05:06,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-10-15 02:05:06,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-15 02:05:06,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-15 02:05:06,443 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-10-15 02:05:06,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:06,443 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-15 02:05:06,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 02:05:06,444 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-15 02:05:06,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-15 02:05:06,446 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:06,446 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:06,446 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 02:05:06,447 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:06,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:06,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-10-15 02:05:06,448 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:06,448 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1423454122] [2020-10-15 02:05:06,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:06,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:06,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:06,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-15 02:05:06,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:06,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-15 02:05:06,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:06,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:06,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:05:06,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:06,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:06,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:06,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:06,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:06,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:06,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:06,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:06,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:05:06,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:06,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:06,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:06,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:06,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:06,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:06,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:06,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:06,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:06,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:06,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:06,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-15 02:05:06,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:06,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:06,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:05:06,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:06,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:06,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 02:05:06,676 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1423454122] [2020-10-15 02:05:06,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 02:05:06,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 02:05:06,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163155598] [2020-10-15 02:05:06,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 02:05:06,679 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:06,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 02:05:06,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-15 02:05:06,680 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-10-15 02:05:06,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:06,751 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-10-15 02:05:06,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 02:05:06,752 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-15 02:05:06,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:06,754 INFO L225 Difference]: With dead ends: 36 [2020-10-15 02:05:06,754 INFO L226 Difference]: Without dead ends: 32 [2020-10-15 02:05:06,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 02:05:06,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-15 02:05:06,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-10-15 02:05:06,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-15 02:05:06,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-15 02:05:06,765 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-10-15 02:05:06,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:06,766 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-15 02:05:06,766 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 02:05:06,766 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-15 02:05:06,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-15 02:05:06,767 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:06,768 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:06,768 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 02:05:06,768 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:06,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:06,769 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-10-15 02:05:06,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:06,769 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [891309029] [2020-10-15 02:05:06,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:06,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:06,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:06,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:06,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:07,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:07,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 02:05:07,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:05:07,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 573 [2020-10-15 02:05:07,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:07,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:07,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:07,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:07,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 02:05:07,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:07,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:07,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:07,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:07,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:07,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:07,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:07,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:07,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:07,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:07,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:07,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:07,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 02:05:07,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:07,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:07,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:07,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:07,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:07,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:05:07,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:05:07,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-10-15 02:05:07,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:07,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:07,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:07,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:07,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:05:07,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:07,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:07,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:07,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:07,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:07,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:07,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 02:05:07,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:07,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:07,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:07,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:07,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:07,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 02:05:07,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:05:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:07,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:07,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:07,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:07,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:07,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 02:05:07,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:07,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:07,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:07,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:07,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 02:05:07,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 02:05:07,711 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [891309029] [2020-10-15 02:05:07,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:05:07,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-15 02:05:07,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156721201] [2020-10-15 02:05:07,714 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 02:05:07,714 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:07,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 02:05:07,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 02:05:07,722 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 7 states. [2020-10-15 02:05:07,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:07,895 INFO L93 Difference]: Finished difference Result 41 states and 52 transitions. [2020-10-15 02:05:07,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 02:05:07,897 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2020-10-15 02:05:07,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:07,899 INFO L225 Difference]: With dead ends: 41 [2020-10-15 02:05:07,899 INFO L226 Difference]: Without dead ends: 37 [2020-10-15 02:05:07,901 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:05:07,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-10-15 02:05:07,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2020-10-15 02:05:07,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-15 02:05:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-15 02:05:07,923 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 26 [2020-10-15 02:05:07,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:07,925 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-15 02:05:07,925 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 02:05:07,926 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-15 02:05:07,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-15 02:05:07,927 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:07,927 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:07,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 02:05:07,928 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:07,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:07,928 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-10-15 02:05:07,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:07,931 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1114041569] [2020-10-15 02:05:07,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:07,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:07,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:08,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 02:05:08,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:08,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 183 [2020-10-15 02:05:08,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:08,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:08,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:08,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:08,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 02:05:08,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:08,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:08,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:08,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:08,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:08,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:08,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:08,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:08,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:08,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:08,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:08,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:08,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:08,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:08,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:05:08,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:08,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-15 02:05:08,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:08,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:08,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:08,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:08,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:05:08,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:08,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:08,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:08,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:08,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:08,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:05:08,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:08,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:08,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:08,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:08,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:08,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:08,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:05:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:08,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:08,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:08,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:08,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 02:05:08,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:08,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:08,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:08,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:08,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:08,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:08,439 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 02:05:08,439 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1114041569] [2020-10-15 02:05:08,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 02:05:08,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 02:05:08,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969492980] [2020-10-15 02:05:08,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 02:05:08,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:08,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 02:05:08,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 02:05:08,442 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 7 states. [2020-10-15 02:05:08,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:08,555 INFO L93 Difference]: Finished difference Result 42 states and 53 transitions. [2020-10-15 02:05:08,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 02:05:08,556 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-10-15 02:05:08,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:08,558 INFO L225 Difference]: With dead ends: 42 [2020-10-15 02:05:08,558 INFO L226 Difference]: Without dead ends: 38 [2020-10-15 02:05:08,559 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:05:08,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-10-15 02:05:08,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 35. [2020-10-15 02:05:08,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-15 02:05:08,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-15 02:05:08,568 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 27 [2020-10-15 02:05:08,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:08,569 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-15 02:05:08,569 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 02:05:08,569 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-15 02:05:08,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-15 02:05:08,570 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:08,571 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:08,571 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 02:05:08,571 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:08,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:08,572 INFO L82 PathProgramCache]: Analyzing trace with hash -1725129826, now seen corresponding path program 1 times [2020-10-15 02:05:08,572 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:08,572 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1214326158] [2020-10-15 02:05:08,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:08,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:08,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:08,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 02:05:08,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 02:05:08,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 193 [2020-10-15 02:05:08,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:08,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:08,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:08,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:08,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 02:05:08,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:08,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:08,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:08,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:08,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:08,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:08,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:08,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:08,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:08,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:08,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:08,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:08,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:08,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:08,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:08,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:05:08,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 02:05:08,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 205 [2020-10-15 02:05:09,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:09,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:09,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:09,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:09,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:05:09,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:09,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:09,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:09,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:09,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:09,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:09,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:05:09,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:09,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:09,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:09,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:09,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:09,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 02:05:09,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:05:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:09,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:09,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:09,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:09,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:09,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 02:05:09,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:09,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:09,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:09,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:09,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:05:09,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:09,106 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 02:05:09,106 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1214326158] [2020-10-15 02:05:09,107 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 02:05:09,107 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 02:05:09,107 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612174456] [2020-10-15 02:05:09,108 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 02:05:09,108 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:09,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 02:05:09,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 02:05:09,109 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 7 states. [2020-10-15 02:05:09,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:09,266 INFO L93 Difference]: Finished difference Result 49 states and 66 transitions. [2020-10-15 02:05:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 02:05:09,268 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2020-10-15 02:05:09,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:09,270 INFO L225 Difference]: With dead ends: 49 [2020-10-15 02:05:09,270 INFO L226 Difference]: Without dead ends: 45 [2020-10-15 02:05:09,271 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:05:09,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-15 02:05:09,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 35. [2020-10-15 02:05:09,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-15 02:05:09,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-15 02:05:09,281 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 28 [2020-10-15 02:05:09,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:09,282 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-15 02:05:09,282 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 02:05:09,282 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-15 02:05:09,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-15 02:05:09,284 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:09,284 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:09,284 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 02:05:09,284 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:09,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:09,285 INFO L82 PathProgramCache]: Analyzing trace with hash -910208130, now seen corresponding path program 1 times [2020-10-15 02:05:09,285 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:09,285 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2042312221] [2020-10-15 02:05:09,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:09,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:09,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:09,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:09,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:09,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:09,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:09,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:09,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:09,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:12,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:12,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:12,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:12,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:14,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:14,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-15 02:05:14,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:05:14,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:05:14,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:14,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:14,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:05:14,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:14,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:05:14,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:14,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:14,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:14,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:14,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:14,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:14,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:05:14,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:14,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:14,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:14,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:14,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:14,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:14,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:14,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:14,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:14,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:14,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:14,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:14,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:14,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:14,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:14,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:16,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:16,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:16,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:16,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:19,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-15 02:05:19,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:05:19,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:05:19,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:19,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:19,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:05:19,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:19,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-15 02:05:19,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:19,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:19,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:19,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:05:19,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:19,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-15 02:05:19,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:19,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:19,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:05:19,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:19,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:05:19,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:19,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:19,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:19,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:19,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:19,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:05:19,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:19,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:19,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:19,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:19,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:19,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:19,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:05:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:19,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:19,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:19,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:19,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:05:19,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:19,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:19,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:19,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:19,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:19,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:19,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:05:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:19,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:19,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:05:19,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:19,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 02:05:19,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:19,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:19,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:19,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:19,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:05:19,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:19,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:19,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:19,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:19,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:19,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:19,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:19,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:19,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:19,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:19,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:19,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:19,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:05:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:19,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:19,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:19,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:19,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:19,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:19,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:19,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:19,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:19,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:19,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:19,546 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-15 02:05:19,546 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2042312221] [2020-10-15 02:05:19,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:05:19,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-15 02:05:19,547 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260593343] [2020-10-15 02:05:19,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 02:05:19,548 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:19,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 02:05:19,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:05:19,549 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 9 states. [2020-10-15 02:05:19,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:19,743 INFO L93 Difference]: Finished difference Result 58 states and 86 transitions. [2020-10-15 02:05:19,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 02:05:19,744 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 52 [2020-10-15 02:05:19,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:19,747 INFO L225 Difference]: With dead ends: 58 [2020-10-15 02:05:19,747 INFO L226 Difference]: Without dead ends: 54 [2020-10-15 02:05:19,748 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-15 02:05:19,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-10-15 02:05:19,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 46. [2020-10-15 02:05:19,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-15 02:05:19,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 66 transitions. [2020-10-15 02:05:19,760 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 66 transitions. Word has length 52 [2020-10-15 02:05:19,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:19,760 INFO L479 AbstractCegarLoop]: Abstraction has 46 states and 66 transitions. [2020-10-15 02:05:19,760 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 02:05:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2020-10-15 02:05:19,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-15 02:05:19,762 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:19,763 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:19,763 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 02:05:19,763 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:19,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:19,764 INFO L82 PathProgramCache]: Analyzing trace with hash 794281190, now seen corresponding path program 1 times [2020-10-15 02:05:19,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:19,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768432607] [2020-10-15 02:05:19,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:19,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:19,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:22,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:22,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:22,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:23,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:24,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:24,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 02:05:24,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:05:24,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:05:24,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:24,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:24,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:05:24,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:24,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 02:05:24,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:24,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:24,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:24,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:24,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:24,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:24,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:05:24,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:24,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:24,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:24,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:24,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:24,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:24,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:24,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:24,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:24,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:24,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:24,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:24,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:25,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:25,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:25,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:26,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:26,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:26,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:26,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:29,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:29,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-15 02:05:29,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:05:29,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:05:29,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:29,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:29,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:05:29,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:29,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 02:05:29,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:29,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:29,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:29,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:29,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:29,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:05:29,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:29,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-15 02:05:29,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:29,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:05:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:05:29,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:29,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:29,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:29,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:29,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:29,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:29,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:05:29,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:29,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:29,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:29,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:29,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:05:29,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:29,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:05:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:29,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:29,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:29,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:29,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:29,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:29,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:29,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:29,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:29,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:29,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:29,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:29,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:05:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:29,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:29,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:29,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:05:29,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:29,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:05:29,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:29,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:29,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:29,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:29,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:05:29,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:29,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:29,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:29,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:29,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:29,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:29,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:29,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:29,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:29,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:29,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:29,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:29,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:29,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:05:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:29,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:29,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:29,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:29,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:29,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:29,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:29,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:29,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:29,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:29,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:29,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:29,974 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 8 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-15 02:05:29,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768432607] [2020-10-15 02:05:29,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:05:29,975 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-15 02:05:29,975 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202436014] [2020-10-15 02:05:29,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 02:05:29,976 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:29,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 02:05:29,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 02:05:29,977 INFO L87 Difference]: Start difference. First operand 46 states and 66 transitions. Second operand 9 states. [2020-10-15 02:05:30,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:30,156 INFO L93 Difference]: Finished difference Result 80 states and 143 transitions. [2020-10-15 02:05:30,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 02:05:30,157 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2020-10-15 02:05:30,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:30,160 INFO L225 Difference]: With dead ends: 80 [2020-10-15 02:05:30,160 INFO L226 Difference]: Without dead ends: 76 [2020-10-15 02:05:30,161 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-15 02:05:30,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-10-15 02:05:30,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 70. [2020-10-15 02:05:30,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-10-15 02:05:30,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 119 transitions. [2020-10-15 02:05:30,180 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 119 transitions. Word has length 54 [2020-10-15 02:05:30,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:30,181 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 119 transitions. [2020-10-15 02:05:30,181 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 02:05:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 119 transitions. [2020-10-15 02:05:30,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-10-15 02:05:30,184 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:30,184 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:30,184 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 02:05:30,185 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:30,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:30,185 INFO L82 PathProgramCache]: Analyzing trace with hash 736840020, now seen corresponding path program 1 times [2020-10-15 02:05:30,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:30,186 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [450764997] [2020-10-15 02:05:30,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:30,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:30,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:31,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:31,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:31,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:33,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:35,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-15 02:05:35,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 02:05:35,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:05:35,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:35,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:35,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:05:35,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:35,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-15 02:05:35,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:35,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:35,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:35,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:35,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:35,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:05:35,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:35,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:35,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:35,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:35,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:35,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:35,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:35,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:35,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-15 02:05:40,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-15 02:05:40,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 02:05:40,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:05:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:05:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-15 02:05:40,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:40,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:40,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 02:05:40,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:05:40,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 182 [2020-10-15 02:05:40,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:40,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:40,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-15 02:05:40,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:40,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:40,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:05:40,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:40,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 02:05:40,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:40,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:05:40,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:40,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:40,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:40,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:40,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:05:40,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:40,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:40,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:40,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:40,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:05:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:40,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:40,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:40,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:40,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:40,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:40,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:40,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:40,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:05:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:40,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:40,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:40,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:05:40,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:40,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:40,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:40,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:40,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-15 02:05:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:40,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 02:05:40,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:05:40,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 263 [2020-10-15 02:05:40,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:40,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:40,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 02:05:40,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:40,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:40,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:05:40,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:40,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 02:05:40,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:40,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:40,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:05:40,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:40,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:40,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:40,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:40,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:40,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:40,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:40,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:40,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:40,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:40,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:05:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:40,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:40,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:40,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:05:40,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:40,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:40,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:40,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:40,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:05:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:40,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:40,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:40,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:40,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:40,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:40,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:40,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:40,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:40,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:40,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:40,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:40,929 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 30 proven. 26 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-10-15 02:05:40,930 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [450764997] [2020-10-15 02:05:40,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:05:40,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 02:05:40,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802163816] [2020-10-15 02:05:40,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 02:05:40,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:40,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 02:05:40,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:05:40,932 INFO L87 Difference]: Start difference. First operand 70 states and 119 transitions. Second operand 11 states. [2020-10-15 02:05:41,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:41,337 INFO L93 Difference]: Finished difference Result 165 states and 341 transitions. [2020-10-15 02:05:41,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 02:05:41,341 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 78 [2020-10-15 02:05:41,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:41,343 INFO L225 Difference]: With dead ends: 165 [2020-10-15 02:05:41,343 INFO L226 Difference]: Without dead ends: 74 [2020-10-15 02:05:41,348 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=267, Unknown=0, NotChecked=0, Total=342 [2020-10-15 02:05:41,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2020-10-15 02:05:41,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 59. [2020-10-15 02:05:41,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-10-15 02:05:41,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 85 transitions. [2020-10-15 02:05:41,359 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 85 transitions. Word has length 78 [2020-10-15 02:05:41,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:41,360 INFO L479 AbstractCegarLoop]: Abstraction has 59 states and 85 transitions. [2020-10-15 02:05:41,360 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 02:05:41,360 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 85 transitions. [2020-10-15 02:05:41,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-15 02:05:41,362 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:41,362 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:41,362 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 02:05:41,363 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:41,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:41,363 INFO L82 PathProgramCache]: Analyzing trace with hash 1316787934, now seen corresponding path program 1 times [2020-10-15 02:05:41,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:41,364 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2043380211] [2020-10-15 02:05:41,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:41,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:41,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:44,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:44,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:44,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:44,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:44,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:44,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:45,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:45,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:45,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:45,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:45,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:46,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-15 02:05:46,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-15 02:05:46,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:05:46,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:46,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:46,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:05:46,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:46,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-15 02:05:46,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:46,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:46,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:46,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:46,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:46,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:05:46,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:46,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:46,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:46,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:46,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:46,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:46,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:46,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:46,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:47,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:48,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:48,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:48,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:48,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:48,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:48,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:49,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:49,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:49,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:51,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-15 02:05:51,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-15 02:05:51,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:05:51,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:51,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:51,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:05:51,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:05:51,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-15 02:05:51,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:51,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:51,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:51,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:05:51,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:05:51,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 390 [2020-10-15 02:05:51,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:51,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:51,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:51,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:51,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:05:51,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:51,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:51,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:51,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:05:51,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:51,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 02:05:51,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:51,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:51,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:51,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:51,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:05:51,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:51,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:51,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:51,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:51,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:51,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:05:51,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:51,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:51,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:51,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:51,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:51,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:51,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:05:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:51,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:51,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:51,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:51,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:05:51,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:51,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:51,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:51,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:51,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:51,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:51,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:05:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:51,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:51,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:51,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:51,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:05:51,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:51,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:51,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:51,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:51,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:05:51,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:51,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 02:05:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:51,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:51,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:52,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:05:52,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 02:05:52,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 307 [2020-10-15 02:05:52,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:52,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:05:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:05:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-15 02:05:52,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:52,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:52,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:52,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:05:52,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:05:52,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 02:05:52,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:52,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:52,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:05:52,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:52,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:05:52,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:52,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:05:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:52,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:52,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:52,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:52,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:52,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:52,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:52,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:52,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:52,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:52,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:52,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:05:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:52,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:52,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:05:52,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:52,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:05:52,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:52,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:52,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:05:52,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:05:52,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:05:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:52,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:52,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:05:52,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:52,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:05:52,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:52,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:05:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:05:52,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:52,322 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 43 proven. 27 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-10-15 02:05:52,323 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2043380211] [2020-10-15 02:05:52,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:05:52,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-15 02:05:52,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281806474] [2020-10-15 02:05:52,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 02:05:52,324 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:05:52,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 02:05:52,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-10-15 02:05:52,325 INFO L87 Difference]: Start difference. First operand 59 states and 85 transitions. Second operand 10 states. [2020-10-15 02:05:52,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:05:52,585 INFO L93 Difference]: Finished difference Result 139 states and 248 transitions. [2020-10-15 02:05:52,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 02:05:52,586 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 80 [2020-10-15 02:05:52,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:05:52,589 INFO L225 Difference]: With dead ends: 139 [2020-10-15 02:05:52,590 INFO L226 Difference]: Without dead ends: 86 [2020-10-15 02:05:52,591 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 26 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2020-10-15 02:05:52,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-10-15 02:05:52,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 83. [2020-10-15 02:05:52,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-10-15 02:05:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 127 transitions. [2020-10-15 02:05:52,605 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 127 transitions. Word has length 80 [2020-10-15 02:05:52,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:05:52,606 INFO L479 AbstractCegarLoop]: Abstraction has 83 states and 127 transitions. [2020-10-15 02:05:52,606 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 02:05:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 127 transitions. [2020-10-15 02:05:52,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-15 02:05:52,608 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:05:52,608 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:05:52,608 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 02:05:52,608 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:05:52,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:05:52,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1791603136, now seen corresponding path program 1 times [2020-10-15 02:05:52,609 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:05:52,609 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1032531612] [2020-10-15 02:05:52,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:05:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:52,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:52,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:53,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:53,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:53,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:53,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:53,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:55,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:55,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:55,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:56,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:56,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:56,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:57,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-15 02:05:57,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-15 02:05:57,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 02:05:57,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:57,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:57,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:05:57,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:05:57,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-15 02:05:57,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:57,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:05:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:57,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:05:57,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:05:57,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:05:57,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:05:57,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:05:57,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:05:57,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:05:57,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:05:57,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:05:57,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:05:57,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:05:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:05:57,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:57,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:58,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:59,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:59,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:59,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:59,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:59,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:59,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:59,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:59,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:05:59,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:00,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:00,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:00,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:02,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:02,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-15 02:06:02,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 28 [2020-10-15 02:06:02,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-15 02:06:02,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:02,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 02:06:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-15 02:06:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:02,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:02,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:02,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:02,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:02,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:02,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:02,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:02,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:03,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:07,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:07,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-15 02:06:07,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-15 02:06:07,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:06:07,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:07,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:07,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 02:06:07,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:07,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 02:06:07,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:07,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:07,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:07,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:07,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:07,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:06:07,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:07,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 02:06:07,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:07,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:07,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:07,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:07,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:06:07,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:07,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:07,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:07,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:07,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:07,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:07,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:07,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:07,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:07,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:07,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:07,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:07,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:07,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:06:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:07,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:07,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:07,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:07,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:07,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:07,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:07,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:07,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:07,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:07,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:07,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:07,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:06:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:07,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:07,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:07,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:07,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:06:08,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:06:08,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 505 [2020-10-15 02:06:08,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:06:08,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 02:06:08,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-15 02:06:08,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:08,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:06:08,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 02:06:08,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-15 02:06:08,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:06:08,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:08,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:08,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:08,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:08,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:08,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:08,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:08,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:06:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:08,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:08,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:08,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:08,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:08,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:06:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:08,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:08,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:08,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:06:08,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:06:08,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:08,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:08,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 02:06:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:06:08,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:06:08,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 323 [2020-10-15 02:06:08,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:06:08,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:06:08,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-15 02:06:08,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:08,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:08,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 02:06:08,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:08,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 02:06:08,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:08,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 02:06:08,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:08,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:08,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:08,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:08,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:08,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:08,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:08,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:08,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 02:06:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:08,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:08,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:08,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:08,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:08,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 02:06:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:08,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:08,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:08,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:08,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:08,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:06:08,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:08,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:08,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:08,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:08,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:06:08,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:09,020 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 82 proven. 74 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2020-10-15 02:06:09,020 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1032531612] [2020-10-15 02:06:09,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:06:09,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-15 02:06:09,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874289603] [2020-10-15 02:06:09,022 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-15 02:06:09,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:06:09,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-15 02:06:09,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2020-10-15 02:06:09,023 INFO L87 Difference]: Start difference. First operand 83 states and 127 transitions. Second operand 19 states. [2020-10-15 02:06:09,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:06:09,536 INFO L93 Difference]: Finished difference Result 167 states and 298 transitions. [2020-10-15 02:06:09,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 02:06:09,537 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 106 [2020-10-15 02:06:09,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:06:09,538 INFO L225 Difference]: With dead ends: 167 [2020-10-15 02:06:09,539 INFO L226 Difference]: Without dead ends: 93 [2020-10-15 02:06:09,540 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=127, Invalid=685, Unknown=0, NotChecked=0, Total=812 [2020-10-15 02:06:09,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-10-15 02:06:09,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 87. [2020-10-15 02:06:09,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-15 02:06:09,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 131 transitions. [2020-10-15 02:06:09,555 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 131 transitions. Word has length 106 [2020-10-15 02:06:09,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:06:09,556 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 131 transitions. [2020-10-15 02:06:09,556 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-15 02:06:09,556 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2020-10-15 02:06:09,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-15 02:06:09,558 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:06:09,558 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:06:09,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 02:06:09,559 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:06:09,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:06:09,559 INFO L82 PathProgramCache]: Analyzing trace with hash 754178429, now seen corresponding path program 1 times [2020-10-15 02:06:09,559 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:06:09,559 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1903553922] [2020-10-15 02:06:09,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:06:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:09,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:09,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:10,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:11,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:11,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:11,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:14,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-15 02:06:14,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-15 02:06:14,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 02:06:14,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:14,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:14,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 02:06:14,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 02:06:14,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-15 02:06:14,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:14,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:06:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:14,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:14,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:06:14,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:14,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:14,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:14,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:14,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:14,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:14,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:14,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:14,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:06:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:14,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:14,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:15,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:16,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:16,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:16,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:17,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:17,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:19,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-15 02:06:19,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-15 02:06:19,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 02:06:19,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:19,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:19,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 02:06:19,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:19,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-15 02:06:19,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:19,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:19,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:19,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:20,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:22,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-15 02:06:22,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-15 02:06:22,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2626 [2020-10-15 02:06:22,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:22,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:22,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:06:22,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:22,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:06:22,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:22,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:22,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:22,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:06:22,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:06:22,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-15 02:06:22,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:22,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:22,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:06:22,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:22,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:06:22,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:22,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:22,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:22,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:22,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:22,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:22,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:22,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:22,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:22,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:22,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:22,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:22,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:06:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:22,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:22,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:22,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:22,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:22,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:22,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:22,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:22,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:22,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:22,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:22,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:06:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:22,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:22,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:06:22,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:22,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:06:22,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:22,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:22,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:22,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:22,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:06:22,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:22,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:22,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:22,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:22,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:22,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:22,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:22,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:22,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:22,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:22,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:22,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:22,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:06:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:22,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:22,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:22,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:22,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:22,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:22,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:22,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:22,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 02:06:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:22,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:22,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 02:06:22,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:06:22,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 570 [2020-10-15 02:06:22,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:22,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:22,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:06:22,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:06:22,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-15 02:06:22,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:22,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:22,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:22,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:22,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:22,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:06:22,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:06:22,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 02:06:22,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:22,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:22,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:06:22,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:22,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:06:22,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:23,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:23,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:23,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:23,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:23,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:23,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:23,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:23,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:23,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:23,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:23,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:23,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:06:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:23,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:23,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:23,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:23,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:23,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:23,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:23,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:23,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:23,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:23,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:23,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:06:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:23,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:23,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:23,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:23,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:23,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:23,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:23,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:23,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:23,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:23,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:23,075 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 52 proven. 66 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-15 02:06:23,075 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1903553922] [2020-10-15 02:06:23,075 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:06:23,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-15 02:06:23,076 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254342472] [2020-10-15 02:06:23,076 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 02:06:23,076 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:06:23,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 02:06:23,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-15 02:06:23,077 INFO L87 Difference]: Start difference. First operand 87 states and 131 transitions. Second operand 14 states. [2020-10-15 02:06:23,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:06:23,616 INFO L93 Difference]: Finished difference Result 202 states and 341 transitions. [2020-10-15 02:06:23,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-15 02:06:23,617 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 94 [2020-10-15 02:06:23,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:06:23,619 INFO L225 Difference]: With dead ends: 202 [2020-10-15 02:06:23,619 INFO L226 Difference]: Without dead ends: 105 [2020-10-15 02:06:23,621 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2020-10-15 02:06:23,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-10-15 02:06:23,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 79. [2020-10-15 02:06:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-15 02:06:23,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 106 transitions. [2020-10-15 02:06:23,634 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 106 transitions. Word has length 94 [2020-10-15 02:06:23,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:06:23,635 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 106 transitions. [2020-10-15 02:06:23,635 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 02:06:23,635 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 106 transitions. [2020-10-15 02:06:23,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-15 02:06:23,636 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:06:23,636 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:06:23,637 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 02:06:23,637 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:06:23,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:06:23,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1671543269, now seen corresponding path program 1 times [2020-10-15 02:06:23,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:06:23,638 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2086687058] [2020-10-15 02:06:23,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:06:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:23,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:23,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:24,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:24,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:28,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-15 02:06:28,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 02:06:28,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:06:28,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:28,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:06:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:06:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-15 02:06:28,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:28,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:06:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:28,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:28,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:06:28,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:28,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:28,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:28,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:28,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:28,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:06:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:28,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:28,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:29,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:29,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:29,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:29,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:29,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:29,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:30,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:33,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-15 02:06:33,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-15 02:06:33,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:06:33,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:33,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:33,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:06:33,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:33,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-15 02:06:33,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:33,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:33,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:33,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:34,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:37,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-15 02:06:37,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-15 02:06:37,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3810 [2020-10-15 02:06:37,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:37,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:37,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:06:37,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:37,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-15 02:06:37,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:37,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:37,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:37,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:06:37,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:06:37,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-15 02:06:37,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:37,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:37,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:06:37,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:37,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 02:06:37,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:37,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:37,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:37,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:37,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:37,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:06:37,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:37,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:37,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:37,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:37,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:06:37,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:37,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:06:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:37,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:37,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:37,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:37,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:06:37,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:37,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:37,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:37,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:37,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:37,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:37,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 02:06:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:37,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:37,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:06:37,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:06:37,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 02:06:37,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:37,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:37,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:37,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:37,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:06:37,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:37,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:37,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:37,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:37,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:37,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:37,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:37,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:37,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:37,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:37,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:37,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:37,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:06:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:37,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:37,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:37,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:37,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:37,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:37,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:37,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:37,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:37,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:37,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:37,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-15 02:06:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:37,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:37,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:38,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:38,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:38,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:40,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:06:40,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:06:40,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2385 [2020-10-15 02:06:40,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:40,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:40,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:06:40,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:06:40,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:06:40,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:40,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:40,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:40,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:06:40,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 02:06:40,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-10-15 02:06:40,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:40,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:40,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:40,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:40,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 02:06:40,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:40,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:40,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:40,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:40,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:40,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:06:40,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:40,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:40,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:40,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:40,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:40,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:40,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:06:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:40,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:40,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:40,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:40,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:40,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:40,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:40,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:40,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:40,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:06:40,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:40,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 02:06:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:40,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:40,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:40,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:40,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:40,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:40,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:40,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:40,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:40,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:06:40,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:40,282 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 49 proven. 71 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2020-10-15 02:06:40,282 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2086687058] [2020-10-15 02:06:40,282 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:06:40,282 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 02:06:40,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943457929] [2020-10-15 02:06:40,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 02:06:40,283 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:06:40,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 02:06:40,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:06:40,284 INFO L87 Difference]: Start difference. First operand 79 states and 106 transitions. Second operand 11 states. [2020-10-15 02:06:40,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:06:40,567 INFO L93 Difference]: Finished difference Result 160 states and 228 transitions. [2020-10-15 02:06:40,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 02:06:40,568 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 97 [2020-10-15 02:06:40,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:06:40,569 INFO L225 Difference]: With dead ends: 160 [2020-10-15 02:06:40,569 INFO L226 Difference]: Without dead ends: 89 [2020-10-15 02:06:40,570 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 29 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2020-10-15 02:06:40,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-10-15 02:06:40,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 81. [2020-10-15 02:06:40,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-15 02:06:40,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 106 transitions. [2020-10-15 02:06:40,598 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 106 transitions. Word has length 97 [2020-10-15 02:06:40,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:06:40,598 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 106 transitions. [2020-10-15 02:06:40,598 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 02:06:40,598 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 106 transitions. [2020-10-15 02:06:40,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-15 02:06:40,600 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:06:40,600 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 8, 8, 7, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:06:40,600 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-15 02:06:40,601 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:06:40,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:06:40,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1617652082, now seen corresponding path program 1 times [2020-10-15 02:06:40,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:06:40,604 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1475274954] [2020-10-15 02:06:40,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:06:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:40,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:40,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:41,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:43,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:43,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:43,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:44,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:44,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:44,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:44,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:45,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-15 02:06:45,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 36 [2020-10-15 02:06:45,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-15 02:06:45,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:45,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:45,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:06:45,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-15 02:06:45,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-15 02:06:45,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:45,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:06:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:45,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:45,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:06:45,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:45,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:45,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:45,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:45,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:45,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:45,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:45,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:45,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:06:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:45,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:45,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:46,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:50,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:50,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-10-15 02:06:50,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-15 02:06:50,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:06:50,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:50,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:50,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 02:06:50,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:50,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-15 02:06:50,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:50,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:50,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:50,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:50,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:50,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:50,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:50,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:50,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:50,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:50,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:50,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:51,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:51,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:51,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:51,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:51,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:51,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:51,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:51,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:52,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:52,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:52,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:52,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:52,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:52,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:53,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:55,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:55,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-15 02:06:55,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-15 02:06:55,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:06:55,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:55,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:55,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:06:55,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:06:55,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-15 02:06:55,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:55,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:55,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:55,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:55,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:55,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:55,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:55,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:06:55,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:06:55,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-15 02:06:55,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:55,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:55,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:06:55,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:55,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:06:55,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:55,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:55,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:55,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:55,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:06:55,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:55,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:06:55,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:55,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:55,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:06:55,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:55,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:06:55,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:55,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:06:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:55,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:55,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:55,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:55,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:55,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:06:55,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:55,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:55,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:55,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:55,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:55,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:55,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:06:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:55,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:55,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:55,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:06:55,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:55,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:06:55,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:55,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:55,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:06:55,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:55,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:06:55,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:06:55,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:06:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:55,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:55,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:06:55,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:06:55,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:06:55,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:06:55,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:06:55,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:06:55,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:06:55,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:06:55,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:06:55,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:06:55,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:06:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:06:56,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:06:56,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:00,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 02:07:00,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 02:07:00,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4695 [2020-10-15 02:07:00,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:00,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:00,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:07:00,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:07:00,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:07:00,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:00,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:00,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:00,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:07:00,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:00,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 02:07:00,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:00,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:00,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:00,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:00,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:00,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:00,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:00,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:00,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:00,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:00,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:00,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:00,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:00,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:00,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:00,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:00,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:00,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:00,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:00,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:00,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:00,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:00,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:00,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:00,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:00,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:00,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:00,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 02:07:00,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 02:07:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:00,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:00,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:00,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:00,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-15 02:07:00,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:00,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:00,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:00,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:00,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:00,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:00,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:00,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:00,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:00,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:00,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:00,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:00,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:00,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:00,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:00,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:07:00,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:00,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:00,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:00,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:00,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:00,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:00,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:00,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:00,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:00,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:00,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:07:00,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:00,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-15 02:07:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:00,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:00,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:01,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:07:01,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:01,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 191 [2020-10-15 02:07:01,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:01,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:01,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:07:01,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:07:01,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:07:01,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:01,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:01,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:01,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:01,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:01,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:07:01,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:01,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:01,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:01,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:01,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:07:01,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:01,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:01,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:01,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:01,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:01,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:01,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:01,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:01,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:01,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:01,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:01,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:01,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:01,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:01,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:01,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:01,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:01,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:01,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:01,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:01,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:01,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:01,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:01,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:07:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:01,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:01,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:01,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:01,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:01,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:01,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:01,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:01,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:01,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:07:01,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:01,114 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 145 proven. 101 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2020-10-15 02:07:01,115 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1475274954] [2020-10-15 02:07:01,115 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:07:01,115 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-15 02:07:01,115 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40712565] [2020-10-15 02:07:01,116 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 02:07:01,116 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:07:01,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 02:07:01,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-15 02:07:01,117 INFO L87 Difference]: Start difference. First operand 81 states and 106 transitions. Second operand 14 states. [2020-10-15 02:07:01,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:07:01,520 INFO L93 Difference]: Finished difference Result 188 states and 280 transitions. [2020-10-15 02:07:01,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 02:07:01,520 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 137 [2020-10-15 02:07:01,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:07:01,522 INFO L225 Difference]: With dead ends: 188 [2020-10-15 02:07:01,522 INFO L226 Difference]: Without dead ends: 102 [2020-10-15 02:07:01,523 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=411, Unknown=0, NotChecked=0, Total=506 [2020-10-15 02:07:01,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-10-15 02:07:01,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 90. [2020-10-15 02:07:01,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-10-15 02:07:01,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 122 transitions. [2020-10-15 02:07:01,533 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 122 transitions. Word has length 137 [2020-10-15 02:07:01,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:07:01,533 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 122 transitions. [2020-10-15 02:07:01,534 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 02:07:01,534 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 122 transitions. [2020-10-15 02:07:01,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-15 02:07:01,536 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:07:01,536 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 8, 8, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:07:01,536 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-15 02:07:01,536 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:07:01,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:07:01,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1023202723, now seen corresponding path program 2 times [2020-10-15 02:07:01,537 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:07:01,537 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1328976699] [2020-10-15 02:07:01,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:07:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:01,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:01,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:02,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:03,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:05,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:05,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:05,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:05,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:05,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:05,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:05,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:05,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:05,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:05,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:06,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 02:07:06,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 28 [2020-10-15 02:07:06,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-15 02:07:06,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:06,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:06,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:07:06,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:07:06,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-15 02:07:06,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:06,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:07:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:06,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:06,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:07:06,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:06,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:06,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:06,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:06,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:06,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:06,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:06,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:06,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:07:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:06,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:06,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:07,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:07,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:07,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:07,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:10,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:11,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-15 02:07:11,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-15 02:07:11,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:07:11,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:11,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:11,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 02:07:11,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:07:11,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-15 02:07:11,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:11,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:11,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:11,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:12,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:12,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:16,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:16,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:07:16,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:07:16,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:07:16,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:16,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:16,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:07:16,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:16,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:07:16,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:16,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:16,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:16,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:16,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:16,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:16,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:16,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:07:18,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:07:18,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1845 [2020-10-15 02:07:18,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:07:18,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:07:18,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:18,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:18,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:18,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:07:18,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:07:18,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:18,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:18,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:18,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:18,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:18,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:18,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:18,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:18,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:18,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:18,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:18,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:18,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:07:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:18,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:18,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:07:18,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:18,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:07:18,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:18,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:07:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:18,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:18,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:07:18,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:18,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:07:18,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:18,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:18,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:18,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:18,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:18,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:18,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:18,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:18,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:18,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:18,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:18,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:18,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:18,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:18,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:18,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:18,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:18,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:07:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:18,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:18,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:19,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:22,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:22,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:22,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:22,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:23,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:23,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-15 02:07:23,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:07:23,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:07:23,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:23,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:23,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:07:23,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:07:23,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 02:07:23,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:23,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:23,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:23,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:23,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:07:23,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:23,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 02:07:23,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:23,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:23,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:23,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:23,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:07:23,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:23,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:23,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:23,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:23,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:23,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:23,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:23,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:23,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:23,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:23,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:23,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:23,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:23,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:23,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:23,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:23,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:23,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:23,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:23,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:23,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:23,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:23,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:23,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:23,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:23,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:23,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:23,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:23,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:23,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:23,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:23,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:23,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:23,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:23,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:23,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:07:23,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:23,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:23,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:23,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:23,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:23,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:23,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:23,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:23,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:23,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:23,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:23,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:23,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:07:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:23,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:23,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:23,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:23,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:23,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:07:23,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:23,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:23,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:23,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:23,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:07:23,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 82 proven. 79 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2020-10-15 02:07:23,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1328976699] [2020-10-15 02:07:23,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:07:23,670 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 02:07:23,670 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064165596] [2020-10-15 02:07:23,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 02:07:23,671 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:07:23,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 02:07:23,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-10-15 02:07:23,672 INFO L87 Difference]: Start difference. First operand 90 states and 122 transitions. Second operand 11 states. [2020-10-15 02:07:23,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:07:23,910 INFO L93 Difference]: Finished difference Result 184 states and 276 transitions. [2020-10-15 02:07:23,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 02:07:23,910 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 122 [2020-10-15 02:07:23,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:07:23,912 INFO L225 Difference]: With dead ends: 184 [2020-10-15 02:07:23,912 INFO L226 Difference]: Without dead ends: 101 [2020-10-15 02:07:23,916 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-10-15 02:07:23,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-10-15 02:07:23,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-10-15 02:07:23,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-15 02:07:23,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 133 transitions. [2020-10-15 02:07:23,937 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 133 transitions. Word has length 122 [2020-10-15 02:07:23,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:07:23,937 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 133 transitions. [2020-10-15 02:07:23,937 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 02:07:23,937 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 133 transitions. [2020-10-15 02:07:23,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-15 02:07:23,942 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:07:23,942 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 11, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:07:23,942 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-15 02:07:23,943 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:07:23,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:07:23,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1490264195, now seen corresponding path program 3 times [2020-10-15 02:07:23,943 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:07:23,944 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [295249455] [2020-10-15 02:07:23,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:07:23,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:23,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:23,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:23,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:24,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:25,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:28,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:28,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-15 02:07:28,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-15 02:07:28,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 02:07:28,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:28,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:28,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:07:28,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:07:28,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-15 02:07:28,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:28,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:07:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:28,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:28,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:28,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:07:28,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:28,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:28,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:28,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:28,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:28,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:28,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:28,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:28,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:07:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:28,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:28,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:28,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:29,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:30,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:31,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:31,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:31,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:31,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:31,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:31,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:31,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:33,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:33,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-15 02:07:33,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-15 02:07:33,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-15 02:07:33,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:33,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:33,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:07:33,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 02:07:33,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-15 02:07:33,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:34,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:34,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:34,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:35,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:36,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:38,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:38,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:38,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:39,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-15 02:07:39,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-15 02:07:39,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:07:39,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:39,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:39,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:07:39,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:07:39,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-15 02:07:39,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:39,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:39,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:39,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:43,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 02:07:43,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:07:43,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4015 [2020-10-15 02:07:43,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:43,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:43,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:07:43,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:43,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 02:07:43,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:43,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:43,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:43,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:07:43,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:43,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 02:07:43,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:43,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:43,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:43,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:43,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:43,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:43,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:43,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:43,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:43,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:43,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:43,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:43,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:43,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:43,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:43,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:43,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:43,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:43,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:43,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:43,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:43,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:43,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:43,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:43,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:43,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:43,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:43,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:43,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:43,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 02:07:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:43,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:43,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:43,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:43,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-15 02:07:43,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:43,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:43,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:07:43,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:43,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:43,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:43,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:43,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:43,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:43,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:43,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:07:43,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:43,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:43,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:43,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:43,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:07:43,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:43,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:43,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:43,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:43,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:43,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:43,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:43,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:43,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:43,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:43,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:07:43,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:43,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-15 02:07:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:43,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:43,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 02:07:44,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 02:07:44,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1050 [2020-10-15 02:07:44,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:07:44,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:07:44,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 02:07:44,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:44,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 02:07:44,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 02:07:44,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-15 02:07:44,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:44,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:44,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:44,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:44,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:44,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:44,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:44,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:44,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:44,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:44,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:44,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:44,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:44,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:44,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:44,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:44,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:44,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:44,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 02:07:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:44,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:07:44,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 02:07:44,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:07:44,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:07:44,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:44,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:44,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:44,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:44,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:07:44,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:44,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:44,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:44,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:44,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:07:44,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:44,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:07:44,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:44,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 02:07:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:07:44,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:44,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 02:07:44,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:44,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-15 02:07:44,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:44,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:44,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:07:44,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:44,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:07:44,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:44,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:44,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:44,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:44,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:44,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:44,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:44,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:44,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:44,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:44,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:44,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:07:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:07:44,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:44,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:44,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:44,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:44,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:44,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:07:44,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:07:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:44,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:44,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:44,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:07:44,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:44,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:07:44,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:44,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:44,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:44,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:44,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:44,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:44,649 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 116 proven. 154 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2020-10-15 02:07:44,649 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [295249455] [2020-10-15 02:07:44,649 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:07:44,650 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-15 02:07:44,650 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900428677] [2020-10-15 02:07:44,650 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 02:07:44,650 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:07:44,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 02:07:44,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-15 02:07:44,651 INFO L87 Difference]: Start difference. First operand 98 states and 133 transitions. Second operand 13 states. [2020-10-15 02:07:44,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:07:44,996 INFO L93 Difference]: Finished difference Result 225 states and 376 transitions. [2020-10-15 02:07:44,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 02:07:44,997 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 151 [2020-10-15 02:07:44,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:07:44,999 INFO L225 Difference]: With dead ends: 225 [2020-10-15 02:07:44,999 INFO L226 Difference]: Without dead ends: 117 [2020-10-15 02:07:45,001 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2020-10-15 02:07:45,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2020-10-15 02:07:45,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 114. [2020-10-15 02:07:45,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-10-15 02:07:45,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 163 transitions. [2020-10-15 02:07:45,016 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 163 transitions. Word has length 151 [2020-10-15 02:07:45,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:07:45,017 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 163 transitions. [2020-10-15 02:07:45,017 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 02:07:45,017 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 163 transitions. [2020-10-15 02:07:45,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-10-15 02:07:45,022 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:07:45,023 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 15, 15, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:07:45,023 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-15 02:07:45,023 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:07:45,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:07:45,024 INFO L82 PathProgramCache]: Analyzing trace with hash 1474528275, now seen corresponding path program 4 times [2020-10-15 02:07:45,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:07:45,024 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2030032534] [2020-10-15 02:07:45,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:07:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:45,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:45,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:46,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:46,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:46,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:46,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:46,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:49,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:50,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 339 [2020-10-15 02:07:50,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-15 02:07:50,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-15 02:07:50,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:50,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:50,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-15 02:07:50,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 02:07:50,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-15 02:07:50,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:50,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:07:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:50,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:50,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:07:50,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:07:50,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:07:50,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:50,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:50,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:07:50,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:07:50,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:07:50,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:50,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:07:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:50,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:50,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:51,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:52,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:07:55,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 327 [2020-10-15 02:07:55,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-15 02:07:55,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 02:07:55,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:07:55,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:07:55,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-15 02:07:55,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:07:55,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 228 [2020-10-15 02:07:55,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:07:55,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:07:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:07:55,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:55,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:56,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:56,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:56,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:57,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:58,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:58,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:58,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:07:59,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:00,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-15 02:08:00,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 38 [2020-10-15 02:08:00,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 02:08:00,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:00,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:00,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:08:00,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:00,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-15 02:08:00,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:00,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:00,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:00,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:01,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:05,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:08:05,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-15 02:08:05,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:08:05,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:05,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:05,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 02:08:05,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:05,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:08:05,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:05,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:05,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:05,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:06,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:08:06,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 973 [2020-10-15 02:08:06,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:08:06,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:08:06,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:06,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:08:06,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:06,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:08:06,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:06,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:06,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:06,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:06,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:06,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:06,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:06,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:06,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:06,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:08:06,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:06,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:08:06,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:08:06,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:06,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:08:06,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:06,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:08:06,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:06,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:06,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:06,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:06,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:06,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:06,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:06,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:06,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:06,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:08:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:06,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 02:08:06,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:06,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:08:06,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:06,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:06,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:06,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:06,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:06,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:06,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:06,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:06,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:06,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:06,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:06,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:06,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:06,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:06,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:06,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:06,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:06,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:06,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:06,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:06,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:06,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:06,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:06,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 02:08:06,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:06,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:06,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:07,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:07,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:07,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:07,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:07,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:07,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:07,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:11,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-15 02:08:11,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 02:08:11,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:08:11,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:11,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:11,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:08:11,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-15 02:08:11,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:11,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:11,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:11,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:12,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:12,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:12,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:12,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:12,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:12,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:13,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-15 02:08:16,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-15 02:08:16,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 02:08:16,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:08:16,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-15 02:08:16,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:08:16,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 02:08:16,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:16,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 02:08:16,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:16,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:08:16,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:16,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:16,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:16,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:16,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:16,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:16,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:16,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:16,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:16,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:16,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:16,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:16,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:16,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:08:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:16,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:16,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:16,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:16,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:16,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:16,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:08:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:16,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:08:16,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 417 [2020-10-15 02:08:16,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:08:16,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:08:16,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:16,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:08:16,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:16,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:08:16,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:16,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:16,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:16,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:16,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:16,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:16,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:16,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:16,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:16,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:16,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:16,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:16,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:17,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:17,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:17,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:17,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:17,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:17,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:17,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:17,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:17,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:17,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:17,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:17,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:17,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:17,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:17,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:17,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:17,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:17,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:17,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:17,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 02:08:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:17,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:17,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:17,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:17,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:08:17,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:17,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:17,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:17,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:17,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:08:17,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:17,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:17,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:17,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:17,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:17,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:17,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:17,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:17,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:17,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:17,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:17,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:17,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:17,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:17,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:17,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:17,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:17,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:17,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:17,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:17,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:17,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:17,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:17,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:17,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:17,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:17,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:17,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:17,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:17,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:17,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:17,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:17,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:17,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:17,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:17,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:17,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:17,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:17,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:17,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:17,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:17,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:17,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:17,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:17,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:17,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1794 backedges. 251 proven. 379 refuted. 0 times theorem prover too weak. 1164 trivial. 0 not checked. [2020-10-15 02:08:17,108 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2030032534] [2020-10-15 02:08:17,108 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:17,108 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-15 02:08:17,109 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805578194] [2020-10-15 02:08:17,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 02:08:17,110 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:17,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 02:08:17,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-15 02:08:17,110 INFO L87 Difference]: Start difference. First operand 114 states and 163 transitions. Second operand 15 states. [2020-10-15 02:08:17,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:17,578 INFO L93 Difference]: Finished difference Result 237 states and 388 transitions. [2020-10-15 02:08:17,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 02:08:17,580 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 259 [2020-10-15 02:08:17,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:17,583 INFO L225 Difference]: With dead ends: 237 [2020-10-15 02:08:17,584 INFO L226 Difference]: Without dead ends: 128 [2020-10-15 02:08:17,586 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2020-10-15 02:08:17,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-10-15 02:08:17,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 111. [2020-10-15 02:08:17,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-15 02:08:17,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 147 transitions. [2020-10-15 02:08:17,612 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 147 transitions. Word has length 259 [2020-10-15 02:08:17,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:17,613 INFO L479 AbstractCegarLoop]: Abstraction has 111 states and 147 transitions. [2020-10-15 02:08:17,613 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 02:08:17,613 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 147 transitions. [2020-10-15 02:08:17,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-15 02:08:17,620 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:17,620 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:17,620 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-15 02:08:17,620 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:17,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:17,621 INFO L82 PathProgramCache]: Analyzing trace with hash 307857833, now seen corresponding path program 5 times [2020-10-15 02:08:17,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:17,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [582678190] [2020-10-15 02:08:17,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:17,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:17,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:18,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:18,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:18,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:22,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-15 02:08:22,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:08:22,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:08:22,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:22,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 02:08:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 02:08:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 163 [2020-10-15 02:08:22,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:22,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:22,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:22,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:22,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:22,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:22,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:22,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:22,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:22,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:22,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:22,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:22,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:22,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:22,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:23,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:23,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:27,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-15 02:08:27,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:08:27,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 02:08:27,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:27,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:08:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:08:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-15 02:08:27,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:27,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:27,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:27,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:28,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:32,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-15 02:08:32,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:08:32,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 02:08:32,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:32,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:32,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 02:08:32,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:32,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-15 02:08:32,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:32,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:32,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:32,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:08:37,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 02:08:37,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 02:08:37,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 02:08:37,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:08:37,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:37,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:37,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 02:08:37,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:37,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:08:37,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:37,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:37,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:37,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:37,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:37,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:37,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:08:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:37,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:08:37,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-15 02:08:37,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:08:37,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:08:37,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:37,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:37,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:37,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:37,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:37,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:37,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:37,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:08:37,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:08:37,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:08:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:37,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:08:37,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:37,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:08:37,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:37,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:37,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:37,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:37,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:37,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:37,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 02:08:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:08:37,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 02:08:37,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:08:37,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 02:08:37,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:08:37,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:37,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:37,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:37,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:37,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:37,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:37,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:08:37,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:37,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:08:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:08:37,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:08:37,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:08:37,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:37,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:08:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:37,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:37,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:37,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:08:37,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:37,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:08:37,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:37,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:37,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:37,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:37,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:37,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:37,992 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 75 proven. 190 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2020-10-15 02:08:37,992 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [582678190] [2020-10-15 02:08:37,992 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:08:37,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 02:08:37,993 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195618907] [2020-10-15 02:08:37,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 02:08:37,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:08:37,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 02:08:37,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-15 02:08:37,994 INFO L87 Difference]: Start difference. First operand 111 states and 147 transitions. Second operand 12 states. [2020-10-15 02:08:38,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 02:08:38,257 INFO L93 Difference]: Finished difference Result 279 states and 434 transitions. [2020-10-15 02:08:38,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 02:08:38,258 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 177 [2020-10-15 02:08:38,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 02:08:38,260 INFO L225 Difference]: With dead ends: 279 [2020-10-15 02:08:38,260 INFO L226 Difference]: Without dead ends: 159 [2020-10-15 02:08:38,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2020-10-15 02:08:38,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-10-15 02:08:38,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 141. [2020-10-15 02:08:38,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2020-10-15 02:08:38,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 205 transitions. [2020-10-15 02:08:38,277 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 205 transitions. Word has length 177 [2020-10-15 02:08:38,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 02:08:38,277 INFO L479 AbstractCegarLoop]: Abstraction has 141 states and 205 transitions. [2020-10-15 02:08:38,277 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 02:08:38,277 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 205 transitions. [2020-10-15 02:08:38,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-15 02:08:38,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 02:08:38,280 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 11, 11, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 02:08:38,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-15 02:08:38,281 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 02:08:38,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 02:08:38,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1377268236, now seen corresponding path program 6 times [2020-10-15 02:08:38,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 02:08:38,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [748010948] [2020-10-15 02:08:38,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 02:08:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:38,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:38,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:39,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:41,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:41,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:41,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:42,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:42,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:42,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:42,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:43,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-10-15 02:08:43,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-15 02:08:43,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-15 02:08:43,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:43,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:43,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:08:43,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-15 02:08:43,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-15 02:08:43,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:43,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 02:08:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:43,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:43,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 02:08:43,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:08:43,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:08:43,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:43,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:43,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:08:43,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:43,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:08:43,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:08:43,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 02:08:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:43,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:43,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:44,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:44,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:44,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:44,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:44,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:45,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:46,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:48,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-15 02:08:48,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-15 02:08:48,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-15 02:08:48,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:48,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:48,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-15 02:08:48,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:08:48,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 210 [2020-10-15 02:08:48,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:48,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:48,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:48,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:49,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:50,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:50,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:50,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:53,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:53,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-15 02:08:53,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-15 02:08:53,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 02:08:53,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:53,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:53,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 02:08:53,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:53,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-15 02:08:53,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:53,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:53,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:53,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:53,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:53,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:53,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:53,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:53,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:54,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:55,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:55,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:58,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:08:58,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-15 02:08:58,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-15 02:08:58,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 02:08:58,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:08:58,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:08:58,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 02:08:58,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:08:58,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-15 02:08:58,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:08:58,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:08:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:08:58,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:58,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:58,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:58,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:58,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:58,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:58,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:08:58,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:02,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-15 02:09:02,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 02:09:02,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4456 [2020-10-15 02:09:02,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:02,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:02,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 02:09:02,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:02,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-15 02:09:02,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:02,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:02,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:02,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:02,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:02,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 02:09:02,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:02,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:02,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:02,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:02,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:09:02,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:02,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:02,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:02,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:02,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:02,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:02,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:02,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:02,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:02,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:02,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:02,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:02,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:02,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:02,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:02,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:02,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:02,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:02,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:02,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:02,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:02,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:02,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:02,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:02,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:02,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:02,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:02,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:02,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:02,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:02,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:02,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:02,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:02,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:02,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:02,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:02,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:02,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:02,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:02,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:02,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:02,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:02,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:09:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:02,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:02,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:02,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:02,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 02:09:02,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-15 02:09:02,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:02,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:02,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:02,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:02,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 02:09:02,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:03,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:03,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:03,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:03,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:03,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:03,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:03,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:03,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:03,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:09:03,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:03,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:03,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:03,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:03,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:03,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:03,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:03,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:03,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:03,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 02:09:03,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:03,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 02:09:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:03,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:03,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:03,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 02:09:03,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:03,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:03,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:03,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:03,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 02:09:03,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:03,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:03,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:03,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:03,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:03,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:03,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:03,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:03,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:03,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:03,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:03,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:03,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:03,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:03,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:03,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:03,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:03,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:03,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:03,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:03,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:03,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:03,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:03,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:03,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:03,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:03,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:03,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:03,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:03,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:03,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:03,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:03,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:03,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:03,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:03,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:03,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:03,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:03,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:03,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:03,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:03,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 02:09:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:03,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:03,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:03,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 02:09:03,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:03,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:03,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:03,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:03,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:09:03,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:03,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:03,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:03,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:03,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 02:09:03,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:03,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:03,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:03,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:03,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:03,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:03,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:03,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:03,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:03,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:03,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:03,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:03,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:03,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:03,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:03,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 02:09:03,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-15 02:09:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:03,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:03,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:08,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:08,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 02:09:08,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 02:09:08,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 02:09:08,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:08,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:08,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 02:09:08,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 02:09:08,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-15 02:09:08,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:08,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:08,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:08,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:08,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:08,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:08,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:08,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:09,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:09,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 02:09:09,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 02:09:09,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1083 [2020-10-15 02:09:09,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:09,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:09,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 02:09:09,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:09,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 02:09:09,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:09,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:09,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:09,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:09,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 02:09:09,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:09,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 02:09:09,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:09,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:09,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 02:09:09,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:09,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 02:09:09,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:09,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 02:09:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:09,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:09,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:09,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:09,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:09,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:09,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:09,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:09,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:09,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:09,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:09,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:09,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 02:09:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:09,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:09,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:09,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 02:09:09,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:09,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 02:09:09,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:09,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:09,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 02:09:09,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:09,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 02:09:09,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:09,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 02:09:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:09,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:09,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:09,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:09,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:09,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 02:09:09,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 02:09:09,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:09,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:09,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 02:09:09,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 02:09:09,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 02:09:09,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:09,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 02:09:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 02:09:09,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 02:09:09,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 02:09:09,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 02:09:09,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 02:09:09,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 02:09:09,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 02:09:09,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 02:09:09,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 02:09:09,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 02:09:09,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 02:09:09,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 02:09:09,364 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 261 proven. 179 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2020-10-15 02:09:09,365 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [748010948] [2020-10-15 02:09:09,365 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 02:09:09,365 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-15 02:09:09,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957697288] [2020-10-15 02:09:09,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-15 02:09:09,366 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 02:09:09,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-15 02:09:09,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2020-10-15 02:09:09,367 INFO L87 Difference]: Start difference. First operand 141 states and 205 transitions. Second operand 16 states.