/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=BIGGEST --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_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:54:51,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:54:51,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:54:51,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:54:51,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:54:51,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:54:51,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:54:51,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:54:51,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:54:51,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:54:51,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:54:51,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:54:51,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:54:51,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:54:51,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:54:51,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:54:51,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:54:51,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:54:51,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:54:51,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:54:51,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:54:51,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:54:51,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:54:51,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:54:51,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:54:51,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:54:51,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:54:51,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:54:51,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:54:51,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:54:51,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:54:51,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:54:51,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:54:51,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:54:51,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:54:51,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:54:51,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:54:51,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:54:51,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:54:51,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:54:51,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:54:51,280 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 [2020-10-12 16:54:51,321 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:54:51,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:54:51,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:54:51,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:54:51,323 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:54:51,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:54:51,323 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:54:51,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:54:51,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:54:51,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:54:51,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:54:51,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:54:51,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:54:51,325 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:54:51,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:54:51,325 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:54:51,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:54:51,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:54:51,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:54:51,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:54:51,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:54:51,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:54:51,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:54:51,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:54:51,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:54:51,329 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:54:51,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:54:51,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:54:51,329 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:54:51,330 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:54:51,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:54:51,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:54:51,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:54:51,635 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:54:51,635 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:54:51,636 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product29.cil.c [2020-10-12 16:54:51,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/03af332ef/92cc31f504f54bbb9959cf5637e34e17/FLAG3491e36cc [2020-10-12 16:54:52,287 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:54:52,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product29.cil.c [2020-10-12 16:54:52,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/03af332ef/92cc31f504f54bbb9959cf5637e34e17/FLAG3491e36cc [2020-10-12 16:54:52,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/03af332ef/92cc31f504f54bbb9959cf5637e34e17 [2020-10-12 16:54:52,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:54:52,507 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:54:52,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:54:52,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:54:52,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:54:52,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:54:52" (1/1) ... [2020-10-12 16:54:52,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec48d37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:52, skipping insertion in model container [2020-10-12 16:54:52,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:54:52" (1/1) ... [2020-10-12 16:54:52,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:54:52,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:54:53,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:54:53,240 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:54:53,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:54:53,495 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:54:53,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:53 WrapperNode [2020-10-12 16:54:53,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:54:53,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:54:53,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:54:53,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:54:53,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:53" (1/1) ... [2020-10-12 16:54:53,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:53" (1/1) ... [2020-10-12 16:54:53,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:53" (1/1) ... [2020-10-12 16:54:53,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:53" (1/1) ... [2020-10-12 16:54:53,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:53" (1/1) ... [2020-10-12 16:54:53,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:53" (1/1) ... [2020-10-12 16:54:53,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:53" (1/1) ... [2020-10-12 16:54:53,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:54:53,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:54:53,688 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:54:53,689 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:54:53,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:53" (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 [2020-10-12 16:54:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:54:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:54:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:54:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:54:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:54:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-12 16:54:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-12 16:54:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-12 16:54:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-12 16:54:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:54:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:54:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:54:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:54:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:54:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:54:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:54:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:54:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:54:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:54:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:54:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:54:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:54:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:54:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:54:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:54:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:54:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:54:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:54:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:54:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:54:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:54:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:54:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:54:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:54:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:54:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:54:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:54:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:54:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:54:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:54:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:54:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:54:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:54:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:54:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:54:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:54:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:54:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:54:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:54:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:54:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:54:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:54:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-12 16:54:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:54:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:54:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:54:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:54:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:54:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:54:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:54:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:54:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:54:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:54:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:54:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:54:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:54:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:54:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:54:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:54:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:54:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:54:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:54:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:54:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:54:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:54:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:54:53,770 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:54:53,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:54:53,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:54:53,770 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:54:53,770 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:54:53,770 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:54:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:54:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:54:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:54:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:54:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-12 16:54:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-12 16:54:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-12 16:54:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-12 16:54:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:54:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:54:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:54:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:54:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:54:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:54:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:54:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:54:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:54:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:54:53,774 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:54:53,774 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:54:53,774 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:54:53,774 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:54:53,774 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:54:53,775 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:54:53,775 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:54:53,775 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:54:53,775 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:54:53,775 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:54:53,775 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:54:53,776 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:54:53,776 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:54:53,776 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:54:53,776 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:54:53,776 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:54:53,776 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:54:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:54:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:54:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:54:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:54:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:54:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:54:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:54:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:54:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:54:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:54:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:54:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:54:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:54:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:54:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:54:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:54:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:54:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:54:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:54:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:54:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:54:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:54:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:54:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:54:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:54:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:54:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:54:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:54:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:54:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:54:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:54:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:54:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:54:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:54:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:54:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-12 16:54:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:54:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:54:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:54:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:54:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:54:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:54:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:54:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:54:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:54:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:54:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:54:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:54:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:54:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:54:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:54:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:54:55,852 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:54:55,852 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:54:55,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:54:55 BoogieIcfgContainer [2020-10-12 16:54:55,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:54:55,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:54:55,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:54:55,874 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:54:55,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:54:52" (1/3) ... [2020-10-12 16:54:55,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78302474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:54:55, skipping insertion in model container [2020-10-12 16:54:55,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:53" (2/3) ... [2020-10-12 16:54:55,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78302474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:54:55, skipping insertion in model container [2020-10-12 16:54:55,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:54:55" (3/3) ... [2020-10-12 16:54:55,878 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product29.cil.c [2020-10-12 16:54:55,888 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:54:55,899 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:54:55,912 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:54:55,940 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:54:55,941 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:54:55,941 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:54:55,941 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:54:55,941 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:54:55,941 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:54:55,941 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:54:55,941 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:54:55,987 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states. [2020-10-12 16:54:56,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-12 16:54:56,019 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:54:56,020 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:54:56,020 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:54:56,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:54:56,028 INFO L82 PathProgramCache]: Analyzing trace with hash 998764860, now seen corresponding path program 1 times [2020-10-12 16:54:56,037 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:54:56,037 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [460064114] [2020-10-12 16:54:56,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:54:56,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:56,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:56,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:57,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:58,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:59,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:00,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:01,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:01,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-10-12 16:55:01,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:55:01,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 16:55:01,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:01,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 16:55:01,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:55:01,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-12 16:55:01,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:55:02,495 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:55:02,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:55:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:02,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:02,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:02,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:02,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:02,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-12 16:55:02,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:02,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:55:02,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:02,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:55:02,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:02,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:55:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:02,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:02,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:02,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:55:02,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:02,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:55:02,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:02,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:55:02,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:02,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:55:02,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:02,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:55:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:02,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:02,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:02,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:55:02,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:02,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:02,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:02,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:55:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:55:02,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:55:02,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:55:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:02,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:02,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:02,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:02,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:02,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:55:02,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:02,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:55:02,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:02,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:55:02,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:55:02,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:55:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:02,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:02,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:02,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:55:02,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:02,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:55:02,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:02,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:55:02,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:02,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:55:02,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:02,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:55:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:02,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:02,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:02,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:02,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:02,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:55:02,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:02,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:55:02,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:02,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:55:02,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:55:03,050 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:55:03,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:55:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:03,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:03,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:03,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:03,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:04,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:04,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:08,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-12 16:55:08,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:55:08,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-12 16:55:08,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:08,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:55:08,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:55:08,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:55:08,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:55:08,243 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:55:08,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:55:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:08,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:08,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:55:08,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:55:08,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 437 [2020-10-12 16:55:08,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:08,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:55:08,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:55:08,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:55:08,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:08,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:55:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:08,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:08,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:55:08,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:55:08,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:55:08,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:08,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:55:08,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:08,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:55:08,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:08,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:55:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:08,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:08,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:55:08,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:55:08,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-12 16:55:08,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:08,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:55:08,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:55:08,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:55:08,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:55:08,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:55:08,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:08,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:08,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:08,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:55:08,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:08,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:55:08,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:08,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:55:08,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:08,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:55:08,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:09,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:55:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:09,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:09,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:09,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:09,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:10,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:11,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:11,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-12 16:55:11,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:55:11,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2867 [2020-10-12 16:55:11,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:11,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:55:11,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-12 16:55:11,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:55:11,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:55:11,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:55:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:11,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:12,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:12,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-12 16:55:13,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:55:13,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1126 [2020-10-12 16:55:13,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:55:13,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-12 16:55:13,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:55:13,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:13,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:55:13,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:13,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:55:13,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:13,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:55:13,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:13,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:13,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:13,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:13,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:55:13,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:13,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:13,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:13,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:55:13,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:13,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:13,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:13,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 16:55:13,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:55:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:13,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:55:13,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:13,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:13,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:13,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:13,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:13,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:13,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 16:55:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:13,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 16:55:13,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:13,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 16:55:13,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:55:13,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:13,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 16:55:13,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:13,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:55:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:13,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:55:13,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:13,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:13,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:13,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:13,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:13,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:55:13,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:55:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:13,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:55:13,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:13,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:55:13,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:55:13,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:13,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:55:13,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:55:13,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 16:55:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:13,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:55:13,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:13,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:55:13,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:13,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:55:13,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:13,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:13,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-12 16:55:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:13,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:55:13,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:55:13,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 16:55:13,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:55:13,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 16:55:13,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:55:13,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:13,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:55:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:13,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:13,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:13,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:13,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:13,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:13,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:13,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:13,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:55:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:13,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:13,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:13,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:55:13,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:13,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:55:13,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:13,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:55:13,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:13,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:55:13,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:13,705 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 16:55:13,706 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [460064114] [2020-10-12 16:55:13,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:55:13,708 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2020-10-12 16:55:13,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214147633] [2020-10-12 16:55:13,714 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-12 16:55:13,714 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:55:13,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-12 16:55:13,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=497, Unknown=0, NotChecked=0, Total=552 [2020-10-12 16:55:13,731 INFO L87 Difference]: Start difference. First operand 780 states. Second operand 24 states. [2020-10-12 16:55:15,381 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:55:16,893 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:17,736 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:18,527 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:19,365 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:55:20,177 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:55:21,087 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:55:21,984 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:55:22,946 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:55:25,478 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:55:27,326 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:55:28,528 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:55:29,630 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:31,042 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:31,230 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:55:32,228 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:55:32,394 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-12 16:55:34,163 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:55:36,578 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:38,036 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:55:38,815 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:55:39,564 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:55:41,993 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:55:43,236 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:55:44,241 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:55:45,108 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:55:46,192 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:55:46,382 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:55:47,235 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:47,394 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:55:52,582 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:55:53,352 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:55:59,327 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:55:59,521 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:56:33,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:56:33,048 INFO L93 Difference]: Finished difference Result 2751 states and 5082 transitions. [2020-10-12 16:56:33,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2020-10-12 16:56:33,049 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 126 [2020-10-12 16:56:33,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:56:33,097 INFO L225 Difference]: With dead ends: 2751 [2020-10-12 16:56:33,097 INFO L226 Difference]: Without dead ends: 2144 [2020-10-12 16:56:33,112 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2175 ImplicationChecksByTransitivity, 23.3s TimeCoverageRelationStatistics Valid=1142, Invalid=5998, Unknown=0, NotChecked=0, Total=7140 [2020-10-12 16:56:33,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2144 states. [2020-10-12 16:56:33,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2144 to 1159. [2020-10-12 16:56:33,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1159 states. [2020-10-12 16:56:33,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 1858 transitions. [2020-10-12 16:56:33,657 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 1858 transitions. Word has length 126 [2020-10-12 16:56:33,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:56:33,658 INFO L479 AbstractCegarLoop]: Abstraction has 1159 states and 1858 transitions. [2020-10-12 16:56:33,658 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-12 16:56:33,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1858 transitions. [2020-10-12 16:56:33,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-12 16:56:33,665 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:56:33,666 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:56:33,666 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:56:33,666 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:56:33,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:56:33,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1686444204, now seen corresponding path program 1 times [2020-10-12 16:56:33,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:56:33,667 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2094732468] [2020-10-12 16:56:33,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:56:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:33,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:33,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:34,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:34,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:35,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:36,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:38,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:38,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-12 16:56:38,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:56:38,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5054 [2020-10-12 16:56:38,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 16:56:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:56:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-12 16:56:38,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:39,586 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:56:39,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:56:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:39,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:39,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:39,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:39,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:39,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-12 16:56:39,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:39,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:39,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:39,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:56:39,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:39,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:56:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:39,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:39,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:39,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:56:39,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:39,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:39,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:39,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:39,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:39,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:56:39,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:39,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:56:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:39,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:39,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:39,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:56:39,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:39,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:39,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:39,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:39,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:39,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:56:39,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:39,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:56:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:39,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:39,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:39,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:39,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:39,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:39,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:39,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:39,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:39,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:56:39,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:39,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:56:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:39,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:39,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:39,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:56:39,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:39,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:39,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:39,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:39,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:39,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:56:39,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:39,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:56:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:39,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:39,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:39,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:39,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:39,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:56:39,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:39,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:39,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:39,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:56:39,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:39,982 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:56:39,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:56:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:40,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:40,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:40,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:41,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:41,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:45,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:45,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-12 16:56:45,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:56:45,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-12 16:56:45,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 16:56:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:56:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 147 [2020-10-12 16:56:45,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:45,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:56:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:45,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:45,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:45,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:45,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:45,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-12 16:56:45,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:56:45,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 175 [2020-10-12 16:56:45,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:45,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:56:45,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 16:56:45,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:56:45,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:45,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:45,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:45,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:45,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 16:56:45,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:45,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:56:45,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:45,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:56:45,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:56:45,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 16:56:45,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:45,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 16:56:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:45,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:45,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:45,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:45,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:56:45,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:56:45,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 16:56:45,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:45,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:56:45,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:56:45,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:56:45,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:45,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:56:45,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:45,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:45,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:45,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:56:45,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:45,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:56:45,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:45,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:45,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:45,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:56:45,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:45,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-12 16:56:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:45,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:45,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:45,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:48,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:48,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-12 16:56:48,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:56:48,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2440 [2020-10-12 16:56:48,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:48,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 16:56:48,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:56:48,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-12 16:56:48,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:48,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:48,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:48,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:48,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 16:56:49,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:56:49,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1721 [2020-10-12 16:56:49,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 16:56:49,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:56:49,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-12 16:56:49,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:56:49,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:49,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:56:49,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:49,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:49,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:56:49,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:56:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:49,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:49,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:49,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:49,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:49,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:49,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:56:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:56:49,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:49,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:56:49,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:49,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:49,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:49,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 16:56:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-12 16:56:49,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:49,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 16:56:49,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:56:49,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:49,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 16:56:49,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:56:49,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:49,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:49,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:49,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:49,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:56:49,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:56:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:56:49,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:49,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:56:49,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:56:49,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:49,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:56:49,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 16:56:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:56:49,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:49,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:56:49,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:49,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:49,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:56:49,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 16:56:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:56:49,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:49,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:56:49,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:49,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:49,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 16:56:49,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:49,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:49,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:56:49,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:49,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:49,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:56:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:56:49,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:49,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:56:49,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:49,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:49,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:49,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:49,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:49,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:56:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:49,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:49,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:49,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:49,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:50,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:56:50,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:50,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:50,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:50,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:50,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 16:56:50,168 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2094732468] [2020-10-12 16:56:50,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:56:50,168 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-12 16:56:50,169 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088453355] [2020-10-12 16:56:50,171 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 16:56:50,171 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:56:50,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 16:56:50,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2020-10-12 16:56:50,172 INFO L87 Difference]: Start difference. First operand 1159 states and 1858 transitions. Second operand 19 states. [2020-10-12 16:56:52,412 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:56:53,602 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:54,350 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:56:55,277 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:57,395 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:56:58,188 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:59,791 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:57:00,591 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:57:01,736 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:57:05,150 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:57:05,811 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:57:07,839 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:57:08,628 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:57:09,718 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:57:10,477 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:57:11,473 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:57:12,106 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:57:12,901 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:57:13,782 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:57:14,164 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:57:15,710 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:57:16,922 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:57:17,751 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:57:18,616 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:57:54,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:57:54,810 INFO L93 Difference]: Finished difference Result 3552 states and 6338 transitions. [2020-10-12 16:57:54,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-10-12 16:57:54,811 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 139 [2020-10-12 16:57:54,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:57:54,833 INFO L225 Difference]: With dead ends: 3552 [2020-10-12 16:57:54,833 INFO L226 Difference]: Without dead ends: 2422 [2020-10-12 16:57:54,844 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 50 SyntacticMatches, 2 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1460 ImplicationChecksByTransitivity, 16.4s TimeCoverageRelationStatistics Valid=927, Invalid=3765, Unknown=0, NotChecked=0, Total=4692 [2020-10-12 16:57:54,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2422 states. [2020-10-12 16:57:55,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2422 to 1332. [2020-10-12 16:57:55,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1332 states. [2020-10-12 16:57:55,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1332 states and 2132 transitions. [2020-10-12 16:57:55,276 INFO L78 Accepts]: Start accepts. Automaton has 1332 states and 2132 transitions. Word has length 139 [2020-10-12 16:57:55,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:57:55,276 INFO L479 AbstractCegarLoop]: Abstraction has 1332 states and 2132 transitions. [2020-10-12 16:57:55,276 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 16:57:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2132 transitions. [2020-10-12 16:57:55,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-12 16:57:55,281 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:57:55,282 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:57:55,282 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 16:57:55,282 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:57:55,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:57:55,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1947643911, now seen corresponding path program 1 times [2020-10-12 16:57:55,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:57:55,283 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1386398610] [2020-10-12 16:57:55,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:57:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:57:55,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:55,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:55,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:55,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:56,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:57,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:57,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:57:58,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:00,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:00,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-12 16:58:00,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:58:00,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-12 16:58:00,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:00,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 16:58:00,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:58:00,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 137 [2020-10-12 16:58:00,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:01,198 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:58:01,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:58:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:01,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:01,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:01,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:58:01,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:01,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-12 16:58:01,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:01,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:58:01,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:01,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:58:01,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:01,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:58:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:01,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:01,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:01,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:58:01,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:01,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:58:01,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:01,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:58:01,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:01,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:58:01,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:01,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:58:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:01,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:01,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:01,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:58:01,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:01,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:58:01,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:01,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:58:01,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:01,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:58:01,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:01,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:58:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:01,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:01,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:01,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:58:01,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:01,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:58:01,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:58:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:58:01,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:01,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:58:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:01,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:01,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:01,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:58:01,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:01,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:58:01,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:01,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:58:01,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:01,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:58:01,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:01,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:58:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:01,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:01,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:01,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:58:01,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:01,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:58:01,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:01,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:58:01,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:01,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:58:01,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:01,540 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:58:01,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:58:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:01,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:01,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:01,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:01,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:01,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:03,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:06,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:06,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-12 16:58:06,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:58:06,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 16:58:06,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:06,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 16:58:06,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-12 16:58:06,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 16:58:06,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:06,706 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:58:06,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:58:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:06,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:06,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:06,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:06,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:06,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-12 16:58:06,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:58:06,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 176 [2020-10-12 16:58:06,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:06,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:58:06,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 16:58:06,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:58:06,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:06,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:58:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:06,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:06,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:06,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:06,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:58:06,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:58:06,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:58:06,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:06,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:58:06,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:58:06,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:58:06,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:06,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:58:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:06,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:06,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:06,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 16:58:06,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:06,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 16:58:06,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:06,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:58:06,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:58:06,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:58:06,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:07,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 16:58:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:07,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:07,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:07,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:58:07,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:07,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:58:07,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:07,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:58:07,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:07,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:58:07,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:07,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-12 16:58:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:07,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:07,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:07,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:07,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:12,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:12,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-12 16:58:12,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:58:12,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 16:58:12,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:12,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 16:58:12,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 16:58:12,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 16:58:12,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:12,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:58:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:12,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:12,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:12,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:12,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-12 16:58:17,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:58:17,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 16:58:17,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 16:58:17,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:58:17,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 16:58:17,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:58:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:58:17,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 16:58:17,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:58:17,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:17,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:58:17,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:58:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:58:17,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:58:17,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:58:17,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:17,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:58:17,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:58:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:58:17,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:58:17,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:58:17,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:17,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:58:17,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 16:58:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-12 16:58:17,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 16:58:17,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:58:17,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-12 16:58:17,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 16:58:17,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:58:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:58:17,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:58:17,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:58:17,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:17,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:58:17,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:58:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:58:17,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:58:17,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:58:17,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:17,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:58:17,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:58:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:58:17,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:58:17,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:58:17,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:17,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:58:17,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 16:58:17,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:58:17,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:58:17,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:58:17,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:58:17,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:58:17,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-12 16:58:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:58:17,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:58:17,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:58:17,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 16:58:17,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:58:17,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:58:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:58:17,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:58:17,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:58:17,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:17,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:58:17,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:58:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:58:17,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:58:17,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:58:17,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:17,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:58:17,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:58:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:58:17,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:58:17,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:58:17,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:58:17,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:58:17,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:58:17,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:58:17,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:58:17,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:58:17,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-12 16:58:17,604 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1386398610] [2020-10-12 16:58:17,604 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:58:17,605 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-12 16:58:17,605 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771384692] [2020-10-12 16:58:17,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-12 16:58:17,606 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:58:17,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-12 16:58:17,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2020-10-12 16:58:17,606 INFO L87 Difference]: Start difference. First operand 1332 states and 2132 transitions. Second operand 23 states. [2020-10-12 16:58:20,158 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:58:21,513 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:58:22,402 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:58:23,263 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:58:25,768 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:58:26,573 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:58:27,358 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:58:28,178 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:58:29,009 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:58:29,981 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:58:30,467 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:58:32,589 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 397