/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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/product-lines/elevator_spec9_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:07:19,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:07:19,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:07:19,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:07:19,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:07:19,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:07:19,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:07:19,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:07:19,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:07:19,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:07:19,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:07:19,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:07:19,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:07:19,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:07:19,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:07:19,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:07:19,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:07:19,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:07:19,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:07:19,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:07:19,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:07:19,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:07:19,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:07:19,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:07:19,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:07:19,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:07:19,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:07:19,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:07:19,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:07:19,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:07:19,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:07:19,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:07:19,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:07:19,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:07:19,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:07:19,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:07:19,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:07:19,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:07:19,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:07:19,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:07:19,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:07:19,392 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 [2020-10-14 06:07:19,430 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:07:19,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:07:19,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:07:19,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:07:19,433 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:07:19,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:07:19,434 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:07:19,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:07:19,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:07:19,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:07:19,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:07:19,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:07:19,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:07:19,436 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:07:19,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:07:19,436 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:07:19,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:07:19,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:07:19,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:07:19,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:07:19,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:07:19,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:07:19,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:07:19,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:07:19,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:07:19,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:07:19,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:07:19,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:07:19,439 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:07:19,439 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 06:07:19,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:07:19,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:07:19,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:07:19,746 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:07:19,747 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:07:19,748 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product11.cil.c [2020-10-14 06:07:19,810 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5b5b0e20e/b4dd4516b8064c8ba41c4d3e07e32c92/FLAG1cc17e599 [2020-10-14 06:07:20,420 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:07:20,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product11.cil.c [2020-10-14 06:07:20,445 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5b5b0e20e/b4dd4516b8064c8ba41c4d3e07e32c92/FLAG1cc17e599 [2020-10-14 06:07:20,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5b5b0e20e/b4dd4516b8064c8ba41c4d3e07e32c92 [2020-10-14 06:07:20,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:07:20,607 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:07:20,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:07:20,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:07:20,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:07:20,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:07:20" (1/1) ... [2020-10-14 06:07:20,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63832a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:20, skipping insertion in model container [2020-10-14 06:07:20,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:07:20" (1/1) ... [2020-10-14 06:07:20,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:07:20,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:07:21,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:07:21,342 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:07:21,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:07:21,520 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:07:21,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:21 WrapperNode [2020-10-14 06:07:21,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:07:21,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:07:21,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:07:21,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:07:21,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:21" (1/1) ... [2020-10-14 06:07:21,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:21" (1/1) ... [2020-10-14 06:07:21,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:21" (1/1) ... [2020-10-14 06:07:21,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:21" (1/1) ... [2020-10-14 06:07:21,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:21" (1/1) ... [2020-10-14 06:07:21,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:21" (1/1) ... [2020-10-14 06:07:21,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:21" (1/1) ... [2020-10-14 06:07:21,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:07:21,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:07:21,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:07:21,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:07:21,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:21" (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 [2020-10-14 06:07:21,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:07:21,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:07:21,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:07:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-14 06:07:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-14 06:07:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-14 06:07:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-14 06:07:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-14 06:07:21,785 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-14 06:07:21,786 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-14 06:07:21,786 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-14 06:07:21,786 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-14 06:07:21,786 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-14 06:07:21,787 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:07:21,787 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-14 06:07:21,787 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-14 06:07:21,787 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-14 06:07:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:07:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-14 06:07:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:07:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:07:21,788 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:07:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:07:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:07:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:07:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:07:21,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:07:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:07:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-14 06:07:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-14 06:07:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-14 06:07:21,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-14 06:07:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:07:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:07:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:07:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:07:21,791 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-14 06:07:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-14 06:07:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-14 06:07:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:07:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-14 06:07:21,792 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-14 06:07:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-14 06:07:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-14 06:07:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-14 06:07:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-14 06:07:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-14 06:07:21,793 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-14 06:07:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-14 06:07:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-14 06:07:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-14 06:07:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-14 06:07:21,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-14 06:07:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-14 06:07:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-14 06:07:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-14 06:07:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-14 06:07:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-14 06:07:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-14 06:07:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-14 06:07:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-14 06:07:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-14 06:07:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-14 06:07:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:07:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-14 06:07:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-14 06:07:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-14 06:07:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-14 06:07:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-14 06:07:21,797 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-14 06:07:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-14 06:07:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-14 06:07:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-14 06:07:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-14 06:07:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-14 06:07:21,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-14 06:07:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:07:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:07:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:07:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-14 06:07:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-14 06:07:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:07:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-14 06:07:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-14 06:07:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-14 06:07:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-14 06:07:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-14 06:07:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-14 06:07:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 06:07:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-14 06:07:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-14 06:07:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-14 06:07:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-14 06:07:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-14 06:07:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-14 06:07:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-14 06:07:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-14 06:07:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-14 06:07:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:07:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-14 06:07:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-14 06:07:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-14 06:07:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:07:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-14 06:07:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:07:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-14 06:07:21,804 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-14 06:07:21,804 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:07:21,804 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:07:21,804 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:07:21,804 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:07:21,804 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:07:21,805 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:07:21,805 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:07:21,805 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:07:21,805 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:07:21,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:07:21,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:07:21,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:07:21,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:07:21,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:07:21,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:07:21,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:07:21,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:07:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:07:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:07:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:07:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:07:21,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:07:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:07:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:07:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-14 06:07:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-14 06:07:21,808 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-14 06:07:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-14 06:07:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-14 06:07:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:07:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-14 06:07:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-14 06:07:21,809 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:07:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-14 06:07:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-14 06:07:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-14 06:07:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-14 06:07:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-14 06:07:21,810 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-14 06:07:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-14 06:07:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-14 06:07:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-14 06:07:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-14 06:07:21,811 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-14 06:07:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-14 06:07:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-14 06:07:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-14 06:07:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-14 06:07:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-14 06:07:21,812 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-14 06:07:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-14 06:07:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-14 06:07:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-14 06:07:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-14 06:07:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-14 06:07:21,813 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-14 06:07:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-14 06:07:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-14 06:07:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-14 06:07:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:07:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:07:21,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:07:23,808 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:07:23,808 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-14 06:07:23,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:07:23 BoogieIcfgContainer [2020-10-14 06:07:23,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:07:23,819 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:07:23,820 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:07:23,823 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:07:23,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:07:20" (1/3) ... [2020-10-14 06:07:23,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eecf887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:07:23, skipping insertion in model container [2020-10-14 06:07:23,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:07:21" (2/3) ... [2020-10-14 06:07:23,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eecf887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:07:23, skipping insertion in model container [2020-10-14 06:07:23,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:07:23" (3/3) ... [2020-10-14 06:07:23,827 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product11.cil.c [2020-10-14 06:07:23,837 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:07:23,846 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:07:23,861 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:07:23,895 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:07:23,896 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:07:23,896 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:07:23,896 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:07:23,896 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:07:23,896 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:07:23,896 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:07:23,896 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:07:23,931 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states. [2020-10-14 06:07:23,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-14 06:07:23,955 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:07:23,957 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:07:23,957 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:07:23,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:07:23,964 INFO L82 PathProgramCache]: Analyzing trace with hash -1577724025, now seen corresponding path program 1 times [2020-10-14 06:07:23,970 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:07:23,971 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2090548498] [2020-10-14 06:07:23,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:07:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:24,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:24,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:24,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:25,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:27,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:28,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:29,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:29,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-14 06:07:29,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:07:29,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5099 [2020-10-14 06:07:29,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:29,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:29,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:07:29,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:07:29,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-14 06:07:29,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:07:30,598 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-14 06:07:30,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:07:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:30,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:30,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:30,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:30,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:30,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-14 06:07:30,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:30,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:07:30,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:30,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 06:07:30,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:30,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:07:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:30,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:30,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:30,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:07:30,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:30,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:07:30,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:30,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:30,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:07:30,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:30,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:07:30,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:30,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:07:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:30,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:30,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:30,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:07:30,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:30,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:07:30,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:30,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:07:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:30,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:07:30,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:30,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:07:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:30,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:30,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:30,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:30,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:30,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:07:30,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:30,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:30,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:07:30,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:30,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:07:30,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:30,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:07:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:30,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:30,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:30,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:07:30,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:30,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:30,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:30,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:30,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:07:30,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:30,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:07:30,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:30,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:07:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:30,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:30,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:30,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:30,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:30,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:07:30,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:30,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:30,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:07:30,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:30,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:07:30,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:31,034 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 06:07:31,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:07:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:31,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:31,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:31,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:31,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:32,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:32,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:36,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-14 06:07:36,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:07:36,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 06:07:36,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:36,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:36,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:07:36,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:07:36,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:07:36,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:36,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:07:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:36,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:36,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:07:36,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:07:36,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 535 [2020-10-14 06:07:36,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:36,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:36,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:07:36,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:07:36,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:07:36,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:36,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:36,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:36,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:36,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:07:36,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:07:36,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:36,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:36,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:36,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:36,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:36,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:36,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:07:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:36,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:36,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:07:36,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:36,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 06:07:36,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:36,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:36,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:07:36,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:07:36,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 06:07:36,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 18 [2020-10-14 06:07:36,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:07:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:36,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:36,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:36,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:36,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:07:36,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:36,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:36,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:07:36,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:36,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:07:36,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:36,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:07:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:36,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:36,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:38,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:38,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:40,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:40,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-14 06:07:40,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:07:40,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3483 [2020-10-14 06:07:40,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:40,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:40,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:40,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 108 [2020-10-14 06:07:40,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:40,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:07:40,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:40,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:40,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:40,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:41,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-14 06:07:42,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:07:42,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2319 [2020-10-14 06:07:42,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:07:42,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:07:42,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:07:42,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:42,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:42,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:42,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:07:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:42,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:42,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:07:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:07:42,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:07:42,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:07:42,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:42,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:42,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:42,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:42,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:07:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:42,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:42,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 06:07:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:07:42,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:42,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 06:07:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:07:42,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:07:42,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 06:07:42,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:07:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:07:42,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:07:42,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:42,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:07:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:07:42,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:07:42,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:07:42,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:07:42,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:07:42,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:07:42,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:07:42,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:07:42,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:07:42,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:07:42,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:07:42,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:07:43,008 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-14 06:07:43,009 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2090548498] [2020-10-14 06:07:43,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:07:43,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:07:43,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223717629] [2020-10-14 06:07:43,019 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:07:43,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:07:43,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:07:43,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:07:43,035 INFO L87 Difference]: Start difference. First operand 756 states. Second operand 11 states. [2020-10-14 06:07:44,180 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-14 06:07:45,606 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-14 06:07:47,435 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 06:08:12,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:08:12,362 INFO L93 Difference]: Finished difference Result 1686 states and 3019 transitions. [2020-10-14 06:08:12,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 06:08:12,365 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 135 [2020-10-14 06:08:12,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:08:12,410 INFO L225 Difference]: With dead ends: 1686 [2020-10-14 06:08:12,410 INFO L226 Difference]: Without dead ends: 1125 [2020-10-14 06:08:12,423 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=214, Invalid=542, Unknown=0, NotChecked=0, Total=756 [2020-10-14 06:08:12,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2020-10-14 06:08:12,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 596. [2020-10-14 06:08:12,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2020-10-14 06:08:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 949 transitions. [2020-10-14 06:08:12,775 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 949 transitions. Word has length 135 [2020-10-14 06:08:12,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:08:12,777 INFO L479 AbstractCegarLoop]: Abstraction has 596 states and 949 transitions. [2020-10-14 06:08:12,777 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:08:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 949 transitions. [2020-10-14 06:08:12,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-14 06:08:12,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:08:12,789 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:08:12,789 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:08:12,790 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:08:12,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:08:12,790 INFO L82 PathProgramCache]: Analyzing trace with hash 59621033, now seen corresponding path program 1 times [2020-10-14 06:08:12,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:08:12,791 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1302476707] [2020-10-14 06:08:12,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:08:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:12,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:12,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:13,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:13,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:14,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:15,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:17,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:17,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:17,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-14 06:08:17,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 06:08:17,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5047 [2020-10-14 06:08:17,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:17,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:08:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:08:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-14 06:08:17,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:18,674 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-14 06:08:18,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:08:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:18,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:18,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:18,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:18,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:18,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-14 06:08:18,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:18,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:18,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:08:18,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:18,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 06:08:18,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:18,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:08:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:18,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:18,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:18,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:18,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:18,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:18,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:18,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:18,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:08:18,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:18,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:08:18,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:18,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:08:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:18,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:18,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:18,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:18,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:18,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:18,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:18,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:18,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:08:18,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:18,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:08:18,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:18,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:08:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:18,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:18,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:18,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:18,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:18,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:18,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:18,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:18,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:08:18,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:18,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:18,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:18,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:08:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:18,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:18,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:18,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:08:18,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:18,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:18,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:18,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:18,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:08:18,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:18,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:08:18,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:18,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:08:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:18,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:18,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:18,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:18,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:18,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:08:18,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:18,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:18,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:08:18,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:18,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:08:18,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:19,022 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 06:08:19,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:08:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:19,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:19,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:19,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:19,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:21,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:21,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:21,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:24,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-14 06:08:24,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 06:08:24,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 06:08:24,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:24,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:24,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:24,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:08:24,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:08:24,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:24,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:08:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:24,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:24,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:08:24,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:08:24,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 245 [2020-10-14 06:08:24,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:24,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:24,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:24,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:08:24,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:08:24,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:24,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:24,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:24,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:24,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:24,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:08:24,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:24,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:24,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:24,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:24,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:24,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:24,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:08:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:24,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:24,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 06:08:24,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:24,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 06:08:24,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:24,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:24,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:08:24,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:08:24,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 06:08:24,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:24,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 06:08:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:24,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:24,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:24,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:24,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:08:24,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:24,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:24,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:08:24,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:24,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:08:24,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:24,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:08:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:24,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:24,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:27,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-14 06:08:27,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:08:27,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3076 [2020-10-14 06:08:27,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:27,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:27,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:27,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 06:08:27,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:27,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:27,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:27,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:27,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-14 06:08:28,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:08:28,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1202 [2020-10-14 06:08:28,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:28,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:08:28,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:08:28,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:28,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:08:28,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 06:08:28,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:28,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:28,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:28,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:08:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:28,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:28,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:28,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:08:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:08:28,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:08:28,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:28,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:08:28,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:28,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:08:28,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:28,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:28,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:08:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:28,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:28,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 06:08:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:08:28,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:08:28,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 06:08:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:08:28,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:08:28,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 06:08:28,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:08:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:08:28,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:28,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:28,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:08:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:28,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:28,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:08:28,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:08:28,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:08:28,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:08:28,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:08:28,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:08:28,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:08:28,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:08:28,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:08:28,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:08:29,027 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-14 06:08:29,027 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1302476707] [2020-10-14 06:08:29,027 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:08:29,027 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:08:29,028 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510708233] [2020-10-14 06:08:29,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:08:29,031 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:08:29,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:08:29,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:08:29,032 INFO L87 Difference]: Start difference. First operand 596 states and 949 transitions. Second operand 11 states. [2020-10-14 06:08:30,229 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-14 06:08:30,571 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-14 06:08:31,438 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-14 06:08:33,031 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 06:08:37,263 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-14 06:08:55,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:08:55,617 INFO L93 Difference]: Finished difference Result 1638 states and 2914 transitions. [2020-10-14 06:08:55,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 06:08:55,618 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 138 [2020-10-14 06:08:55,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:08:55,631 INFO L225 Difference]: With dead ends: 1638 [2020-10-14 06:08:55,632 INFO L226 Difference]: Without dead ends: 1125 [2020-10-14 06:08:55,636 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=214, Invalid=542, Unknown=0, NotChecked=0, Total=756 [2020-10-14 06:08:55,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2020-10-14 06:08:55,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 596. [2020-10-14 06:08:55,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2020-10-14 06:08:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 944 transitions. [2020-10-14 06:08:55,883 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 944 transitions. Word has length 138 [2020-10-14 06:08:55,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:08:55,883 INFO L479 AbstractCegarLoop]: Abstraction has 596 states and 944 transitions. [2020-10-14 06:08:55,883 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:08:55,883 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 944 transitions. [2020-10-14 06:08:55,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-14 06:08:55,888 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:08:55,888 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:08:55,888 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:08:55,889 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:08:55,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:08:55,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1925770113, now seen corresponding path program 1 times [2020-10-14 06:08:55,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:08:55,890 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [360041312] [2020-10-14 06:08:55,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:08:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:08:55,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:56,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:57,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:58,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:59,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:08:59,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:00,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:00,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-14 06:09:00,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 06:09:00,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-14 06:09:00,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:00,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:00,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:09:00,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:09:00,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-14 06:09:00,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:01,765 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-14 06:09:01,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:09:01,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:01,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:01,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:01,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:01,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:01,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-14 06:09:01,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:01,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:01,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:01,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:01,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 06:09:01,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:01,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:01,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:01,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:01,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:01,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:01,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:01,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:01,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:01,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:01,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:01,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:09:01,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:01,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:09:01,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:01,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:01,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:01,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:01,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:01,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:01,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:01,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:01,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:01,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:01,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:09:01,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:01,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:09:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:01,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:01,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:01,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:01,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:01,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:01,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:01,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:01,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:01,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:01,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:09:01,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:01,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:09:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:01,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:01,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:01,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:01,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:01,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:01,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:01,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:01,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:01,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:01,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:09:01,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:01,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:09:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:01,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:01,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:01,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:01,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:01,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:01,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:01,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:01,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:01,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:01,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:09:01,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:02,125 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 06:09:02,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:09:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:02,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:02,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:02,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:02,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:02,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:02,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:06,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:07,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-14 06:09:07,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 06:09:07,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 06:09:07,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:07,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:09:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:09:07,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:07,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:09:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:07,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:07,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 06:09:07,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:09:07,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 230 [2020-10-14 06:09:07,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:07,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:07,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:07,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:09:07,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:09:07,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:07,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:07,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:07,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:07,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:07,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:07,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:07,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:07,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:07,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:07,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:07,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:07,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:07,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:09:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:07,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:07,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 06:09:07,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:07,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 06:09:07,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:07,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:07,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:09:07,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 06:09:07,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:07,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 06:09:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:07,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:07,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:07,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:07,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:07,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:07,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:07,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:07,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:07,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:09:07,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:07,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:09:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:07,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:07,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:10,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:10,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-14 06:09:10,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:09:10,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2950 [2020-10-14 06:09:10,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:10,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:10,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:10,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 06:09:10,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:10,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:10,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:10,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:10,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:10,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:10,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-14 06:09:11,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:09:11,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1290 [2020-10-14 06:09:11,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:11,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:09:11,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:11,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:09:11,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:11,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:11,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:11,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:11,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:09:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:11,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:11,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:09:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:09:11,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:11,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:09:11,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:09:11,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:11,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:11,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:09:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:11,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:11,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 06:09:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:09:11,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:11,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 06:09:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:09:11,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:11,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 06:09:11,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:11,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:11,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:11,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:11,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:11,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:11,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:11,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:11,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:11,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:11,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:11,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:11,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:11,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:11,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:12,047 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-14 06:09:12,048 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [360041312] [2020-10-14 06:09:12,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:09:12,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:09:12,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644855523] [2020-10-14 06:09:12,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:09:12,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:09:12,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:09:12,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:09:12,050 INFO L87 Difference]: Start difference. First operand 596 states and 944 transitions. Second operand 11 states. [2020-10-14 06:09:13,050 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-14 06:09:14,247 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-14 06:09:15,746 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 06:09:19,690 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-14 06:09:33,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:09:33,037 INFO L93 Difference]: Finished difference Result 1638 states and 2909 transitions. [2020-10-14 06:09:33,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 06:09:33,038 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 139 [2020-10-14 06:09:33,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:09:33,049 INFO L225 Difference]: With dead ends: 1638 [2020-10-14 06:09:33,049 INFO L226 Difference]: Without dead ends: 1125 [2020-10-14 06:09:33,053 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=214, Invalid=542, Unknown=0, NotChecked=0, Total=756 [2020-10-14 06:09:33,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2020-10-14 06:09:33,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 596. [2020-10-14 06:09:33,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2020-10-14 06:09:33,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 939 transitions. [2020-10-14 06:09:33,240 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 939 transitions. Word has length 139 [2020-10-14 06:09:33,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:09:33,241 INFO L479 AbstractCegarLoop]: Abstraction has 596 states and 939 transitions. [2020-10-14 06:09:33,241 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:09:33,241 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 939 transitions. [2020-10-14 06:09:33,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-14 06:09:33,245 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:09:33,245 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:09:33,246 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:09:33,246 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:09:33,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:09:33,246 INFO L82 PathProgramCache]: Analyzing trace with hash -765751250, now seen corresponding path program 1 times [2020-10-14 06:09:33,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:09:33,247 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1089552872] [2020-10-14 06:09:33,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:09:33,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:33,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:33,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:33,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:33,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:33,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:35,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:36,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:37,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:38,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:38,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:38,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-14 06:09:38,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 06:09:38,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-14 06:09:38,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:38,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:38,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:09:38,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:09:38,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-14 06:09:38,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:39,122 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-14 06:09:39,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:09:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:39,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:39,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:39,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:39,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:39,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-14 06:09:39,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:39,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:39,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:39,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 06:09:39,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:39,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:39,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:39,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:39,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:39,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:39,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:39,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:39,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:39,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:39,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:39,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:09:39,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:39,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:09:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:39,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:39,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:39,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:39,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:39,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:39,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:39,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:39,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:39,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:39,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:09:39,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:39,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:09:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:39,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:39,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:39,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:39,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:39,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:39,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:39,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:39,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:39,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:39,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:09:39,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:39,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:09:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:39,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:39,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:39,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:09:39,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:39,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:39,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:39,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:39,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:39,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:39,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:09:39,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:39,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:09:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:39,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:39,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:39,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:39,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:39,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:39,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:39,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:39,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:39,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:39,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:09:39,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:39,430 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 06:09:39,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:09:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:39,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:39,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:39,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:39,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:41,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:41,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:41,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:44,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 06:09:44,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 06:09:44,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 06:09:44,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:44,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:44,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:44,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:09:44,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:09:44,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:44,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:09:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:44,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:44,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 06:09:44,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:09:44,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 260 [2020-10-14 06:09:44,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:44,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:44,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:44,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:09:44,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:09:44,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:44,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:44,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:44,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:44,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:44,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:44,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:44,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:44,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:44,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:44,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:44,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:44,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:44,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:09:44,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:44,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:44,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 06:09:44,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:44,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 06:09:44,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:44,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:09:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:09:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 06:09:44,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:44,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:44,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:44,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:44,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:44,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:44,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:44,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:44,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:09:44,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:44,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:09:44,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:44,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 06:09:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:44,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:44,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:45,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:47,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:47,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-14 06:09:47,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:09:47,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2621 [2020-10-14 06:09:47,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:47,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:47,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:47,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 06:09:47,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:47,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:47,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:47,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:47,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:47,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:47,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-14 06:09:48,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:09:48,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1211 [2020-10-14 06:09:48,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:48,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:09:48,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:09:48,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:48,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:09:48,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:48,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:48,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:48,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:48,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:48,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:48,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:09:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:48,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:48,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:48,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:09:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:09:48,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:09:48,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:48,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:09:48,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:48,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:48,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:48,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:48,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:48,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:09:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:48,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:48,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:09:48,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 06:09:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:09:48,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:09:48,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:48,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 06:09:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:09:48,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:09:48,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 06:09:48,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:48,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:09:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:09:48,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:48,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:48,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:09:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:09:48,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:09:48,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:09:48,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:09:48,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:09:48,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:09:48,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:09:48,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:09:48,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:09:48,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:09:48,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:09:48,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:09:48,992 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-14 06:09:48,993 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1089552872] [2020-10-14 06:09:48,993 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:09:48,993 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:09:48,993 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124468245] [2020-10-14 06:09:48,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:09:48,994 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:09:48,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:09:48,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:09:48,994 INFO L87 Difference]: Start difference. First operand 596 states and 939 transitions. Second operand 11 states. [2020-10-14 06:09:50,056 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-14 06:09:51,315 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-14 06:09:52,746 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 06:09:56,390 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-14 06:10:10,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:10:10,908 INFO L93 Difference]: Finished difference Result 1638 states and 2904 transitions. [2020-10-14 06:10:10,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 06:10:10,909 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 140 [2020-10-14 06:10:10,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:10:10,919 INFO L225 Difference]: With dead ends: 1638 [2020-10-14 06:10:10,919 INFO L226 Difference]: Without dead ends: 1125 [2020-10-14 06:10:10,923 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=214, Invalid=542, Unknown=0, NotChecked=0, Total=756 [2020-10-14 06:10:10,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2020-10-14 06:10:11,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 596. [2020-10-14 06:10:11,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2020-10-14 06:10:11,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 934 transitions. [2020-10-14 06:10:11,081 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 934 transitions. Word has length 140 [2020-10-14 06:10:11,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:10:11,082 INFO L479 AbstractCegarLoop]: Abstraction has 596 states and 934 transitions. [2020-10-14 06:10:11,082 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:10:11,082 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 934 transitions. [2020-10-14 06:10:11,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-14 06:10:11,086 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:10:11,087 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:10:11,087 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 06:10:11,087 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:10:11,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:10:11,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1875287089, now seen corresponding path program 1 times [2020-10-14 06:10:11,088 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:10:11,088 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2053366319] [2020-10-14 06:10:11,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:10:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:11,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:11,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:11,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:11,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:11,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:14,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:15,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:16,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:16,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:16,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-14 06:10:16,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 06:10:16,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 06:10:16,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:16,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:16,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:16,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:10:16,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-14 06:10:16,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:16,907 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-14 06:10:16,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:16,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:16,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:16,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:16,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:16,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-14 06:10:16,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:16,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:16,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:16,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:16,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 06:10:16,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:17,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:17,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:17,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:17,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:17,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:17,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:17,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:17,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:17,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:17,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:10:17,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:17,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:10:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:17,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:17,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:17,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:17,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:17,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:17,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:17,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:17,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:17,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:10:17,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:17,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:10:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:17,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:17,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:17,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:17,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:17,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:17,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:17,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:17,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:17,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:10:17,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:17,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:10:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:17,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:17,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:17,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:17,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:17,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:17,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:17,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:17,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:17,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:10:17,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:17,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:10:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:17,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:17,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:17,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:17,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:10:17,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:17,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:17,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:17,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:17,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:10:17,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:17,235 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 06:10:17,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:10:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:17,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:17,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:19,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:19,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:20,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:22,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 06:10:22,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 06:10:22,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 06:10:22,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:22,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:22,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:22,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 06:10:22,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 06:10:22,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:22,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:22,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:22,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 06:10:22,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:10:22,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 410 [2020-10-14 06:10:22,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:22,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:22,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:22,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:10:22,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 06:10:22,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:22,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:22,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:22,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:22,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:22,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:22,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:22,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:22,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:22,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:10:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:22,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:22,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 06:10:22,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:22,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 06:10:22,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:22,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:22,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:22,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 06:10:22,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 06:10:22,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:22,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:22,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:22,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:22,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:22,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:10:22,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:22,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:22,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:22,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:10:22,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:10:22,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:22,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 06:10:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:22,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:22,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:23,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:25,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:25,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-14 06:10:25,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:10:25,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2490 [2020-10-14 06:10:25,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:25,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:25,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:25,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 06:10:25,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:25,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:25,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:25,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:25,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:25,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:25,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-14 06:10:26,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:10:26,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1264 [2020-10-14 06:10:26,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:26,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:10:26,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:10:26,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:26,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:10:26,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:26,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:26,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:26,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:26,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:26,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:10:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:26,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:26,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:26,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:10:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:10:26,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:10:26,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:26,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:10:26,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:26,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:26,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:26,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:26,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:26,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:10:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:26,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:26,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:26,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 06:10:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:10:26,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:26,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:26,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 06:10:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:10:26,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:10:26,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 06:10:26,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:10:26,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:10:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:26,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:26,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:26,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:26,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:26,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:26,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:10:26,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:26,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:26,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:26,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:26,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:10:26,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:26,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:10:26,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:26,851 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-14 06:10:26,851 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2053366319] [2020-10-14 06:10:26,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:10:26,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 06:10:26,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026889090] [2020-10-14 06:10:26,852 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 06:10:26,852 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:10:26,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 06:10:26,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-14 06:10:26,853 INFO L87 Difference]: Start difference. First operand 596 states and 934 transitions. Second operand 12 states. [2020-10-14 06:10:28,083 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-14 06:10:28,419 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-14 06:10:29,366 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-14 06:10:30,433 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-14 06:10:31,479 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 06:10:35,353 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-14 06:10:49,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:10:49,299 INFO L93 Difference]: Finished difference Result 1645 states and 2911 transitions. [2020-10-14 06:10:49,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-14 06:10:49,300 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 140 [2020-10-14 06:10:49,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:10:49,310 INFO L225 Difference]: With dead ends: 1645 [2020-10-14 06:10:49,310 INFO L226 Difference]: Without dead ends: 1135 [2020-10-14 06:10:49,313 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=231, Invalid=639, Unknown=0, NotChecked=0, Total=870 [2020-10-14 06:10:49,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1135 states. [2020-10-14 06:10:49,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1135 to 599. [2020-10-14 06:10:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 599 states. [2020-10-14 06:10:49,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 938 transitions. [2020-10-14 06:10:49,512 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 938 transitions. Word has length 140 [2020-10-14 06:10:49,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:10:49,512 INFO L479 AbstractCegarLoop]: Abstraction has 599 states and 938 transitions. [2020-10-14 06:10:49,512 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 06:10:49,513 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 938 transitions. [2020-10-14 06:10:49,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-14 06:10:49,517 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:10:49,517 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:10:49,517 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 06:10:49,517 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:10:49,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:10:49,518 INFO L82 PathProgramCache]: Analyzing trace with hash -882269916, now seen corresponding path program 1 times [2020-10-14 06:10:49,518 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:10:49,518 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1827671432] [2020-10-14 06:10:49,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:10:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:49,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:49,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:50,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:51,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:53,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:54,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:54,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-14 06:10:54,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 06:10:54,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-14 06:10:54,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:54,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:54,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:10:54,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:10:54,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-10-14 06:10:54,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:55,375 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-14 06:10:55,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:10:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:55,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:55,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:55,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:55,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 06:10:55,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:55,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:55,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:55,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:55,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 06:10:55,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:55,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:10:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:55,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:55,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:55,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:55,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:55,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:55,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:55,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:55,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:55,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:10:55,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:55,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:10:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:55,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:55,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:55,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:55,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:55,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:55,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:55,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:55,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:55,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:10:55,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:55,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:10:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:55,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:55,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:55,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:55,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:55,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:55,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:55,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:55,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:55,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:10:55,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:55,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:10:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:55,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:55,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:10:55,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:55,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:10:55,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:55,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:55,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:55,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:55,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:10:55,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:55,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 06:10:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:55,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:10:55,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:10:55,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:10:55,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:10:55,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:10:55,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:10:55,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:10:55,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:10:55,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:10:55,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:10:55,685 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-14 06:10:55,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:10:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:10:55,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:55,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:10:57,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:00,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 06:11:00,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 06:11:00,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 06:11:00,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:00,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:00,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:11:00,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:11:00,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 06:11:00,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:00,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:11:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:00,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:00,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:01,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:01,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 06:11:01,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:11:01,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 260 [2020-10-14 06:11:01,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:01,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:01,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:11:01,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 06:11:01,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 06:11:01,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:01,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:01,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:01,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:01,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:01,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:11:01,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:11:01,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:11:01,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:01,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:01,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:01,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:01,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:01,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:01,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:11:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:01,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:01,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:01,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 06:11:01,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:01,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 06:11:01,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:01,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:01,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:11:01,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 06:11:01,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 06:11:01,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:01,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:11:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:01,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:01,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:01,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:11:01,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:01,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:11:01,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:01,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:01,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:11:01,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:01,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:11:01,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:01,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 06:11:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:01,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:01,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:01,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:01,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:04,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:04,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-14 06:11:04,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:11:04,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2953 [2020-10-14 06:11:04,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:04,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:04,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:04,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 06:11:04,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:04,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:04,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:04,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:04,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:04,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:04,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-14 06:11:05,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:11:05,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1185 [2020-10-14 06:11:05,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:05,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 06:11:05,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:11:05,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:05,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:11:05,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:05,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:05,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:11:05,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:05,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:05,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:11:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:05,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:05,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:05,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-14 06:11:05,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:11:05,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:11:05,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:05,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 06:11:05,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:11:05,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:05,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:11:05,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:05,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:05,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 06:11:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:05,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:05,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:05,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 06:11:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:11:05,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:11:05,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:05,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 06:11:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 06:11:05,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:11:05,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 06:11:05,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:05,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:11:05,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:11:05,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:05,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:11:05,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:11:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:11:05,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:11:05,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:11:05,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:11:05,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:11:05,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:11:05,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:11:05,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:11:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:11:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:11:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:11:05,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:11:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-14 06:11:05,490 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1827671432] [2020-10-14 06:11:05,490 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:11:05,490 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:11:05,490 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377474422] [2020-10-14 06:11:05,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:11:05,491 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:11:05,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:11:05,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:11:05,491 INFO L87 Difference]: Start difference. First operand 599 states and 938 transitions. Second operand 11 states. [2020-10-14 06:11:06,565 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-14 06:11:06,893 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-14 06:11:07,833 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-14 06:11:09,301 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 130