/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_spec2_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:47:05,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:47:05,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:47:05,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:47:05,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:47:05,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:47:05,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:47:05,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:47:05,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:47:05,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:47:05,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:47:05,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:47:05,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:47:05,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:47:05,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:47:05,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:47:05,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:47:05,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:47:05,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:47:05,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:47:05,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:47:05,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:47:05,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:47:05,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:47:05,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:47:05,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:47:05,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:47:05,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:47:05,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:47:05,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:47:05,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:47:05,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:47:05,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:47:05,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:47:05,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:47:05,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:47:05,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:47:05,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:47:05,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:47:05,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:47:05,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:47:05,480 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 16:47:05,532 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:47:05,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:47:05,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:47:05,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:47:05,533 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:47:05,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:47:05,534 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:47:05,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:47:05,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:47:05,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:47:05,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:47:05,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:47:05,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:47:05,538 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:47:05,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:47:05,538 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:47:05,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:47:05,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:47:05,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:47:05,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:47:05,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:47:05,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:47:05,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:47:05,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:47:05,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:47:05,542 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:47:05,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:47:05,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:47:05,542 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:47:05,542 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 16:47:05,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:47:05,884 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:47:05,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:47:05,892 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:47:05,893 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:47:05,894 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_productSimulator.cil.c [2020-10-12 16:47:05,947 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1672bbb04/86b1f5e4ba4440409dee4a12920b0716/FLAG8fc5b5922 [2020-10-12 16:47:06,550 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:47:06,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_productSimulator.cil.c [2020-10-12 16:47:06,573 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1672bbb04/86b1f5e4ba4440409dee4a12920b0716/FLAG8fc5b5922 [2020-10-12 16:47:06,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1672bbb04/86b1f5e4ba4440409dee4a12920b0716 [2020-10-12 16:47:06,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:47:06,727 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:47:06,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:47:06,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:47:06,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:47:06,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:47:06" (1/1) ... [2020-10-12 16:47:06,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a6eb52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:06, skipping insertion in model container [2020-10-12 16:47:06,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:47:06" (1/1) ... [2020-10-12 16:47:06,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:47:06,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:47:07,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:47:07,481 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:47:07,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:47:07,754 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:47:07,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:07 WrapperNode [2020-10-12 16:47:07,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:47:07,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:47:07,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:47:07,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:47:07,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:07" (1/1) ... [2020-10-12 16:47:07,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:07" (1/1) ... [2020-10-12 16:47:07,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:07" (1/1) ... [2020-10-12 16:47:07,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:07" (1/1) ... [2020-10-12 16:47:07,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:07" (1/1) ... [2020-10-12 16:47:07,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:07" (1/1) ... [2020-10-12 16:47:07,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:07" (1/1) ... [2020-10-12 16:47:07,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:47:07,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:47:07,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:47:07,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:47:07,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:07" (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 16:47:08,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:47:08,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:47:08,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:47:08,027 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:47:08,028 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:47:08,028 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:47:08,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:47:08,028 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:47:08,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:47:08,029 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:47:08,029 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:47:08,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:47:08,029 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:47:08,029 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:47:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:47:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:47:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:47:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:47:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:47:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:47:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:47:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:47:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:47:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:47:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:47:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:47:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:47:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:47:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:47:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:47:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:47:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:47:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:47:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:47:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:47:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:47:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:47:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:47:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:47:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:47:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:47:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:47:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:47:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:47:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:47:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:47:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:47:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:47:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:47:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:47:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:47:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2020-10-12 16:47:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2020-10-12 16:47:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:47:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2020-10-12 16:47:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2020-10-12 16:47:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:47:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2020-10-12 16:47:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2020-10-12 16:47:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2020-10-12 16:47:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2020-10-12 16:47:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:47:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:47:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:47:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:47:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:47:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:47:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:47:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:47:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:47:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:47:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-12 16:47:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-12 16:47:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2020-10-12 16:47:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2020-10-12 16:47:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:47:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:47:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:47:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-12 16:47:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-12 16:47:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-12 16:47:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-12 16:47:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:47:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:47:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:47:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2020-10-12 16:47:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2020-10-12 16:47:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:47:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2020-10-12 16:47:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2020-10-12 16:47:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:47:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:47:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:47:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:47:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:47:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:47:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:47:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:47:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:47:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:47:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:47:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:47:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:47:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:47:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:47:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:47:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:47:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:47:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:47:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:47:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:47:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:47:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:47:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:47:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:47:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:47:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:47:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:47:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:47:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:47:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:47:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:47:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:47:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:47:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:47:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:47:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:47:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:47:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:47:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:47:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:47:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:47:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:47:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:47:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:47:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:47:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:47:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:47:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:47:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:47:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:47:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:47:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:47:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:47:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:47:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:47:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:47:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:47:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:47:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:47:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:47:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:47:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:47:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:47:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:47:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:47:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:47:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:47:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:47:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:47:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:47:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:47:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:47:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:47:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:47:08,053 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:47:08,053 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:47:08,053 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:47:08,053 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:47:08,053 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2020-10-12 16:47:08,053 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2020-10-12 16:47:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2020-10-12 16:47:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2020-10-12 16:47:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2020-10-12 16:47:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2020-10-12 16:47:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2020-10-12 16:47:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2020-10-12 16:47:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:47:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:47:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:47:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:47:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:47:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-12 16:47:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-12 16:47:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2020-10-12 16:47:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2020-10-12 16:47:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:47:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:47:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-12 16:47:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-12 16:47:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-12 16:47:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-12 16:47:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:47:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:47:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:47:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2020-10-12 16:47:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2020-10-12 16:47:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2020-10-12 16:47:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2020-10-12 16:47:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:47:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:47:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:47:08,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:47:10,057 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:47:10,058 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:47:10,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:47:10 BoogieIcfgContainer [2020-10-12 16:47:10,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:47:10,070 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:47:10,070 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:47:10,073 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:47:10,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:47:06" (1/3) ... [2020-10-12 16:47:10,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584735d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:47:10, skipping insertion in model container [2020-10-12 16:47:10,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:07" (2/3) ... [2020-10-12 16:47:10,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584735d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:47:10, skipping insertion in model container [2020-10-12 16:47:10,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:47:10" (3/3) ... [2020-10-12 16:47:10,077 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_productSimulator.cil.c [2020-10-12 16:47:10,087 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:47:10,097 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:47:10,111 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:47:10,137 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:47:10,137 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:47:10,137 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:47:10,137 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:47:10,137 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:47:10,138 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:47:10,138 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:47:10,138 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:47:10,190 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states. [2020-10-12 16:47:10,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-12 16:47:10,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:47:10,220 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:47:10,220 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:47:10,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:47:10,227 INFO L82 PathProgramCache]: Analyzing trace with hash -1390055657, now seen corresponding path program 1 times [2020-10-12 16:47:10,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:47:10,234 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1568439151] [2020-10-12 16:47:10,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:47:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:10,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:11,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:11,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:11,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:11,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:15,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:15,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-12 16:47:15,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:47:15,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-12 16:47:15,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:15,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:47:15,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-12 16:47:15,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:47:15,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:47:16,835 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2020-10-12 16:47:16,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:47:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:16,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:16,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:16,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:16,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:16,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-12 16:47:16,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:16,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:16,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:47:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:16,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:16,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:16,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:16,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:16,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:16,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:16,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:16,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:16,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:16,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:16,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 16:47:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:16,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:16,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:16,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-12 16:47:16,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:16,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 16:47:16,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:16,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:16,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:16,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:16,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:47:17,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:17,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:17,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:17,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:17,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:17,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:17,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:17,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:17,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:17,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:17,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:47:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:17,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:17,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:17,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:17,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:17,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:17,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:17,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:17,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:17,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:17,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 16:47:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:17,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:17,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:17,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:17,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:17,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:17,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:17,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:17,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:17,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:17,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 16:47:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:17,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:17,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:17,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:17,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:17,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:17,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:17,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:17,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:17,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:17,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:47:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:17,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:17,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:17,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:17,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:17,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:17,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:17,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:17,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:17,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:17,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 16:47:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:17,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:17,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:47:17,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:17,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:47:17,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:17,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:17,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 16:47:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:17,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:17,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:47:17,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:17,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:17,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:17,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:17,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:17,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:17,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:17,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 16:47:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:17,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:17,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:17,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:17,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:47:17,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:17,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:17,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:17,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:17,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:17,336 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:47:17,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:47:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:17,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:18,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:19,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 16:47:19,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:47:19,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2018 [2020-10-12 16:47:19,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:19,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:47:19,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:47:19,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:47:19,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:19,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:47:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:19,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:19,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:47:19,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:47:19,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 461 [2020-10-12 16:47:19,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:19,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:47:19,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:47:19,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:47:19,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:47:20,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:47:20,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:47:20,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:47:20,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:47:20,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:47:20,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:47:20,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:47:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-12 16:47:20,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:47:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:47:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:47:20,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:47:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:47:20,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:20,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:47:20,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:47:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:47:20,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:47:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 16:47:20,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:47:20,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-12 16:47:20,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:20,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-12 16:47:20,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:20,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-12 16:47:20,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:20,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 16:47:20,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:20,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:20,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:20,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:47:20,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:20,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:47:20,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:20,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:20,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:20,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:20,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:20,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:20,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:20,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:20,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:20,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:47:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:47:20,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:20,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:47:20,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:20,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:20,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:20,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:20,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:20,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:47:20,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:20,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:20,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:20,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:47:20,598 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-12 16:47:20,599 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1568439151] [2020-10-12 16:47:20,601 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:47:20,601 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-12 16:47:20,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060347636] [2020-10-12 16:47:20,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 16:47:20,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:47:20,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 16:47:20,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2020-10-12 16:47:20,631 INFO L87 Difference]: Start difference. First operand 926 states. Second operand 17 states. [2020-10-12 16:47:21,953 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 16:47:22,314 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-12 16:47:23,157 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:47:24,045 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-12 16:47:24,890 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-12 16:47:25,955 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-12 16:47:26,761 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-12 16:47:27,669 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-12 16:47:28,611 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-12 16:47:29,593 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-12 16:47:31,184 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-12 16:47:58,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:47:58,333 INFO L93 Difference]: Finished difference Result 1955 states and 3340 transitions. [2020-10-12 16:47:58,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-12 16:47:58,342 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 119 [2020-10-12 16:47:58,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:47:58,388 INFO L225 Difference]: With dead ends: 1955 [2020-10-12 16:47:58,389 INFO L226 Difference]: Without dead ends: 1226 [2020-10-12 16:47:58,406 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=313, Invalid=1093, Unknown=0, NotChecked=0, Total=1406 [2020-10-12 16:47:58,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2020-10-12 16:47:58,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 759. [2020-10-12 16:47:58,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 759 states. [2020-10-12 16:47:58,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 759 states and 1173 transitions. [2020-10-12 16:47:58,771 INFO L78 Accepts]: Start accepts. Automaton has 759 states and 1173 transitions. Word has length 119 [2020-10-12 16:47:58,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:47:58,772 INFO L479 AbstractCegarLoop]: Abstraction has 759 states and 1173 transitions. [2020-10-12 16:47:58,772 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 16:47:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1173 transitions. [2020-10-12 16:47:58,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-12 16:47:58,777 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:47:58,778 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:47:58,778 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:47:58,778 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:47:58,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:47:58,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1571053712, now seen corresponding path program 1 times [2020-10-12 16:47:58,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:47:58,779 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [522240452] [2020-10-12 16:47:58,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:47:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:58,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:59,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:59,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:59,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:00,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:01,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:03,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:03,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-12 16:48:03,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:48:03,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-12 16:48:03,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:03,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-12 16:48:03,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:48:03,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 133 [2020-10-12 16:48:03,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:48:04,711 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2020-10-12 16:48:04,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:48:04,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:04,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:04,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:04,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:04,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:04,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-12 16:48:04,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:04,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:04,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:04,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:48:04,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:04,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:48:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:04,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:04,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:04,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:04,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:04,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:48:04,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:04,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:48:04,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:48:04,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 16:48:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:04,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:05,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-12 16:48:05,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:05,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-12 16:48:05,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:05,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:05,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:05,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 16:48:05,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:48:05,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:05,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:05,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:05,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:05,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:05,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:05,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:05,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:05,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:05,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:05,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:48:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:05,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:05,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:05,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:05,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:05,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:05,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:05,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:05,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:05,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:48:05,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 16:48:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:05,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:05,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:05,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:05,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:05,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:05,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:05,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:05,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:05,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:05,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 16:48:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:05,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:05,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:05,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:05,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:05,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:05,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:05,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:05,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:05,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:05,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:48:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:05,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:05,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:05,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:05,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:05,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:05,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:05,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:05,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:05,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:05,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 16:48:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:05,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:05,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:48:05,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:05,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:48:05,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:05,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:05,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:05,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:48:05,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:05,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 16:48:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:05,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:05,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:48:05,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:05,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:05,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:05,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:05,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:05,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:48:05,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:05,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 16:48:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:05,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:05,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:05,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:05,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:48:05,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:48:05,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:05,341 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:48:05,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:48:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:05,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:05,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:06,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:10,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:10,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-12 16:48:10,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:48:10,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 16:48:10,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:10,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:48:10,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:48:10,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-12 16:48:10,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:10,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:48:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:10,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:10,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:10,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:10,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:10,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:48:11,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:48:11,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 643 [2020-10-12 16:48:11,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:48:11,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:48:11,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:48:11,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:11,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:11,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:48:11,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:48:11,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:48:11,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:48:11,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:11,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:48:11,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:11,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:48:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:11,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:48:11,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:48:11,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-12 16:48:11,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:48:11,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:48:11,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:48:11,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:11,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:48:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:11,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:48:11,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:11,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:48:11,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:48:11,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:11,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:48:11,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:48:11,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:48:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:11,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-12 16:48:11,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:11,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 170 [2020-10-12 16:48:11,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 16:48:11,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:48:11,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-12 16:48:11,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:11,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:11,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-12 16:48:11,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:11,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-12 16:48:11,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:48:11,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:48:11,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-12 16:48:11,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:11,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:11,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:48:11,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:11,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 16:48:11,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:48:11,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:48:11,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 16:48:11,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:11,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:11,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:11,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:11,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:11,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:11,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:11,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:48:11,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:11,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:48:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:11,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:48:11,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:11,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:48:11,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:11,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:11,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 16:48:11,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:11,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:11,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:11,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:11,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:48:11,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:11,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:11,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:11,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:11,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-12 16:48:11,999 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [522240452] [2020-10-12 16:48:11,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:48:11,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-12 16:48:12,000 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41013819] [2020-10-12 16:48:12,001 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 16:48:12,001 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:48:12,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 16:48:12,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2020-10-12 16:48:12,003 INFO L87 Difference]: Start difference. First operand 759 states and 1173 transitions. Second operand 19 states. [2020-10-12 16:48:13,857 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-12 16:48:14,139 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 16:48:14,415 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-12 16:48:14,953 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-12 16:48:15,391 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-12 16:48:16,343 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 429 [2020-10-12 16:48:17,252 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-12 16:48:18,146 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-12 16:48:19,059 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-12 16:48:19,902 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 429 [2020-10-12 16:48:20,841 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-12 16:48:21,826 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification that was a NOOP. DAG size: 429 [2020-10-12 16:48:22,808 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-12 16:48:24,486 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-12 16:48:33,789 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-12 16:48:35,218 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-12 16:48:38,461 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:48:44,953 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:48:56,230 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-12 16:48:57,156 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-12 16:48:57,703 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-12 16:49:22,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:49:22,592 INFO L93 Difference]: Finished difference Result 3362 states and 6261 transitions. [2020-10-12 16:49:22,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-10-12 16:49:22,593 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 122 [2020-10-12 16:49:22,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:49:22,625 INFO L225 Difference]: With dead ends: 3362 [2020-10-12 16:49:22,625 INFO L226 Difference]: Without dead ends: 2717 [2020-10-12 16:49:22,632 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1046 ImplicationChecksByTransitivity, 12.5s TimeCoverageRelationStatistics Valid=818, Invalid=2722, Unknown=0, NotChecked=0, Total=3540 [2020-10-12 16:49:22,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2717 states. [2020-10-12 16:49:23,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2717 to 1499. [2020-10-12 16:49:23,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1499 states. [2020-10-12 16:49:23,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1499 states and 2385 transitions. [2020-10-12 16:49:23,229 INFO L78 Accepts]: Start accepts. Automaton has 1499 states and 2385 transitions. Word has length 122 [2020-10-12 16:49:23,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:49:23,230 INFO L479 AbstractCegarLoop]: Abstraction has 1499 states and 2385 transitions. [2020-10-12 16:49:23,230 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 16:49:23,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 2385 transitions. [2020-10-12 16:49:23,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-12 16:49:23,237 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:49:23,237 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:49:23,238 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 16:49:23,238 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:49:23,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:49:23,238 INFO L82 PathProgramCache]: Analyzing trace with hash 841778925, now seen corresponding path program 1 times [2020-10-12 16:49:23,238 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:49:23,239 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [443891261] [2020-10-12 16:49:23,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:49:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:23,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:23,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:23,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:23,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:25,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:26,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:28,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:28,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-10-12 16:49:28,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:49:28,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-12 16:49:28,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:28,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 16:49:28,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:49:28,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 133 [2020-10-12 16:49:28,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,200 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2020-10-12 16:49:29,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:49:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:49:29,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-12 16:49:29,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:49:29,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:49:29,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:49:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:49:29,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:49:29,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:49:29,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:49:29,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:49:29,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 16:49:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-12 16:49:29,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 16:49:29,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:49:29,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 16:49:29,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:49:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:49:29,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:49:29,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:29,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:29,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:49:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:49:29,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:49:29,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:29,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:29,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 16:49:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:49:29,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:49:29,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:29,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:29,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 16:49:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:49:29,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:49:29,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:29,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:29,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:49:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:49:29,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:49:29,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:29,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:29,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 16:49:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:49:29,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:49:29,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:49:29,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:49:29,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 16:49:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:49:29,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:49:29,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:49:29,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:49:29,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 16:49:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:29,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:49:29,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:29,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:49:29,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:29,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:49:29,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:29,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:49:29,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:29,669 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:49:29,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:49:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:29,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:29,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:34,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:34,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-12 16:49:34,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:49:34,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 16:49:34,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:34,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:49:34,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-12 16:49:34,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:49:34,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:34,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:49:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:34,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:34,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:34,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:34,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:34,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:35,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:35,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 16:49:35,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:49:35,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 394 [2020-10-12 16:49:35,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:35,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:49:35,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:49:35,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:49:35,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:35,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:49:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:35,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:35,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:35,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:35,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:49:35,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:49:35,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:49:35,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:35,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:49:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:49:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:49:35,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:35,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:49:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:35,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:35,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:35,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:35,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:35,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:49:35,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:49:35,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-12 16:49:35,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:35,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:49:35,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:49:35,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:49:35,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:35,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:49:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:35,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:35,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:35,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:49:35,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:35,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:49:35,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:35,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:49:35,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:35,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:49:35,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:35,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:49:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:35,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:35,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:35,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:36,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:36,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:36,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:40,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:40,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-12 16:49:40,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:49:40,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 16:49:40,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:40,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:49:40,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-12 16:49:40,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-12 16:49:40,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:40,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:49:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:40,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:40,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:40,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:45,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:45,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:45,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:45,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:45,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-12 16:49:45,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:49:45,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-12 16:49:45,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:45,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:49:45,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-12 16:49:45,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-12 16:49:45,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:45,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:49:45,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:45,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:45,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:45,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:45,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:45,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:45,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:50,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:50,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 16:49:50,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:49:50,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 16:49:50,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:50,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:49:50,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-12 16:49:50,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:49:50,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:50,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:49:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:50,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:50,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:50,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:49:50,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:50,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:49:50,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:50,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:50,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:50,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:50,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:50,893 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:49:50,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:49:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:50,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:50,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-12 16:49:51,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:49:51,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 494 [2020-10-12 16:49:51,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:49:51,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 16:49:51,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:49:51,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:51,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:49:51,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:51,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 16:49:51,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:51,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:49:51,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:49:51,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:51,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 16:49:51,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:51,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:49:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:51,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 16:49:51,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:51,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:49:51,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:49:51,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:51,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:49:51,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:51,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:49:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:51,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:49:51,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:51,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:49:51,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:49:51,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:51,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 16:49:51,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:51,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:49:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:51,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:49:51,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:51,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:49:51,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:51,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:51,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-12 16:49:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:51,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 16:49:51,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:51,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:49:51,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:51,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-12 16:49:51,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:51,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:51,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:49:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:51,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 16:49:51,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:51,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:49:51,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:51,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:51,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:51,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:51,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:49:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:51,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:49:51,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:51,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:49:51,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:51,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:51,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:51,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:51,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-12 16:49:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:51,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:49:51,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:51,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:49:51,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:49:51,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:49:51,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:49:51,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:51,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-12 16:49:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:51,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:49:51,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:51,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:49:51,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:49:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 16:49:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 16:49:51,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:51,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:49:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:49:51,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:49:51,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:49:51,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:49:51,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:49:51,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:49:51,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:49:51,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:49:51,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:49:51,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:49:51,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:49:52,047 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-12 16:49:52,048 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [443891261] [2020-10-12 16:49:52,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:49:52,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2020-10-12 16:49:52,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130390052] [2020-10-12 16:49:52,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-10-12 16:49:52,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:49:52,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-10-12 16:49:52,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=913, Unknown=0, NotChecked=0, Total=992 [2020-10-12 16:49:52,050 INFO L87 Difference]: Start difference. First operand 1499 states and 2385 transitions. Second operand 32 states. [2020-10-12 16:49:55,424 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-12 16:49:55,762 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 16:49:56,130 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-12 16:49:56,870 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-12 16:49:57,447 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2020-10-12 16:49:58,481 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-12 16:49:59,459 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2020-10-12 16:50:00,633 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-12 16:50:01,580 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2020-10-12 16:50:03,028 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-12 16:50:04,158 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2020-10-12 16:50:05,355 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-12 16:50:07,897 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 16:50:09,116 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-12 16:50:10,363 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-12 16:50:11,457 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-12 16:50:12,429 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-12 16:50:13,588 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-12 16:50:14,561 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-12 16:50:15,647 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-12 16:50:16,613 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-12 16:50:17,430 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-12 16:50:18,417 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-12 16:50:20,463 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-12 16:50:23,318 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-12 16:50:25,426 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-12 16:50:27,083 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-12 16:50:27,986 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-12 16:50:29,108 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2020-10-12 16:50:29,993 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2020-10-12 16:50:30,914 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-12 16:50:31,856 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification that was a NOOP. DAG size: 434 [2020-10-12 16:50:32,750 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2020-10-12 16:50:33,040 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-12 16:50:33,287 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:50:33,503 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:50:36,590 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 16:50:37,134 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-12 16:50:37,337 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-12 16:50:38,231 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2020-10-12 16:50:39,636 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-12 16:50:48,271 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-12 16:50:49,292 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification that was a NOOP. DAG size: 424