/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec9_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:47:21,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:47:21,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:47:21,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:47:21,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:47:21,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:47:21,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:47:21,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:47:21,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:47:21,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:47:21,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:47:21,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:47:21,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:47:21,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:47:21,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:47:21,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:47:21,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:47:21,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:47:21,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:47:21,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:47:21,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:47:21,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:47:21,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:47:21,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:47:21,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:47:21,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:47:21,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:47:21,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:47:21,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:47:21,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:47:21,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:47:21,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:47:21,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:47:21,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:47:21,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:47:21,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:47:21,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:47:21,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:47:21,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:47:21,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:47:21,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:47:21,745 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 [2020-10-28 15:47:21,789 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:47:21,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:47:21,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:47:21,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:47:21,795 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:47:21,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:47:21,797 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:47:21,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:47:21,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:47:21,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:47:21,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:47:21,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:47:21,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:47:21,800 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:47:21,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:47:21,801 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:47:21,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:47:21,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:47:21,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:47:21,802 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:47:21,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:47:21,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:47:21,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:47:21,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:47:21,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:47:21,804 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:47:21,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:47:21,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:47:21,805 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:47:21,805 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:47:22,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:47:22,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:47:22,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:47:22,253 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:47:22,254 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:47:22,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product25.cil.c [2020-10-28 15:47:22,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c4baa7062/32d16f1527e743939f52e81df7f328b0/FLAG2946f1995 [2020-10-28 15:47:23,179 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:47:23,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product25.cil.c [2020-10-28 15:47:23,207 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c4baa7062/32d16f1527e743939f52e81df7f328b0/FLAG2946f1995 [2020-10-28 15:47:23,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c4baa7062/32d16f1527e743939f52e81df7f328b0 [2020-10-28 15:47:23,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:47:23,242 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:47:23,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:47:23,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:47:23,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:47:23,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:47:23" (1/1) ... [2020-10-28 15:47:23,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a1de40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:23, skipping insertion in model container [2020-10-28 15:47:23,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:47:23" (1/1) ... [2020-10-28 15:47:23,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:47:23,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:47:23,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:47:23,987 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:47:24,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:47:24,198 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:47:24,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:24 WrapperNode [2020-10-28 15:47:24,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:47:24,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:47:24,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:47:24,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:47:24,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:24" (1/1) ... [2020-10-28 15:47:24,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:24" (1/1) ... [2020-10-28 15:47:24,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:24" (1/1) ... [2020-10-28 15:47:24,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:24" (1/1) ... [2020-10-28 15:47:24,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:24" (1/1) ... [2020-10-28 15:47:24,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:24" (1/1) ... [2020-10-28 15:47:24,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:24" (1/1) ... [2020-10-28 15:47:24,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:47:24,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:47:24,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:47:24,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:47:24,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:24" (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 [2020-10-28 15:47:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:47:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:47:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:47:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:47:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-28 15:47:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-28 15:47:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-28 15:47:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-28 15:47:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:47:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:47:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:47:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:47:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:47:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:47:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:47:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:47:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:47:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:47:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:47:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:47:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:47:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:47:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:47:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:47:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:47:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:47:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:47:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:47:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:47:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:47:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:47:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:47:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:47:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:47:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:47:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:47:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:47:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:47:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:47:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:47:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:47:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:47:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:47:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:47:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:47:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:47:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:47:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:47:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:47:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:47:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:47:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:47:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:47:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-28 15:47:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:47:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-28 15:47:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-28 15:47:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:47:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:47:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:47:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:47:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:47:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:47:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:47:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:47:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:47:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:47:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:47:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:47:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:47:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:47:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:47:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:47:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:47:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:47:24,526 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:47:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:47:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:47:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:47:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:47:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:47:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:47:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:47:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:47:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:47:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-28 15:47:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-28 15:47:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-28 15:47:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-28 15:47:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:47:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:47:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:47:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:47:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:47:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:47:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:47:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:47:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:47:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:47:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:47:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:47:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:47:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:47:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:47:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:47:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:47:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:47:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:47:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:47:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:47:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:47:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:47:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:47:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:47:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:47:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:47:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:47:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:47:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:47:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:47:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:47:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:47:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:47:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:47:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:47:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:47:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:47:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:47:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:47:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:47:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:47:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:47:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:47:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:47:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:47:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:47:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:47:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:47:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:47:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:47:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:47:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:47:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:47:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:47:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:47:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:47:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:47:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:47:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:47:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:47:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-28 15:47:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-28 15:47:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-28 15:47:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:47:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:47:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:47:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:47:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:47:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:47:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:47:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:47:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:47:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:47:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:47:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:47:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:47:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:47:27,021 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:47:27,022 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:47:27,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:47:27 BoogieIcfgContainer [2020-10-28 15:47:27,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:47:27,029 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:47:27,029 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:47:27,033 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:47:27,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:47:23" (1/3) ... [2020-10-28 15:47:27,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd260e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:47:27, skipping insertion in model container [2020-10-28 15:47:27,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:24" (2/3) ... [2020-10-28 15:47:27,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd260e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:47:27, skipping insertion in model container [2020-10-28 15:47:27,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:47:27" (3/3) ... [2020-10-28 15:47:27,036 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product25.cil.c [2020-10-28 15:47:27,048 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:47:27,054 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:47:27,068 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:47:27,110 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:47:27,111 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:47:27,111 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:47:27,111 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:47:27,111 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:47:27,112 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:47:27,112 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:47:27,112 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:47:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states. [2020-10-28 15:47:27,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-28 15:47:27,206 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:47:27,207 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:47:27,208 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:47:27,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:47:27,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1190682654, now seen corresponding path program 1 times [2020-10-28 15:47:27,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:47:27,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1519711063] [2020-10-28 15:47:27,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:47:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:27,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:28,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:28,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:28,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:28,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:32,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:32,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 15:47:32,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:47:32,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 15:47:32,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:32,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:32,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:47:32,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:47:32,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:47:32,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:47:33,903 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:47:33,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:47:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:33,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:34,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-28 15:47:34,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:34,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:34,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:47:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:47:34,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:47:34,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:34,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:34,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:47:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:47:34,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:47:34,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:34,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:47:34,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:34,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:47:34,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:34,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:34,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:47:34,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:47:34,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:47:34,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:34,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:34,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:47:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:34,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:34,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:34,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:47:34,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:34,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:34,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:34,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:34,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:34,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:47:34,433 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:47:34,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:47:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:34,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:34,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:35,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:35,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:39,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:39,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 15:47:39,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:47:39,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 15:47:39,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:39,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:39,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:47:39,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-28 15:47:39,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:47:39,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:39,672 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:47:39,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:47:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:39,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:39,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:39,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:39,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:39,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:40,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:40,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:47:40,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:47:40,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 641 [2020-10-28 15:47:40,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:40,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:40,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:40,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:40,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:40,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:40,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:47:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:40,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:40,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:40,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:40,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:47:40,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:47:40,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:47:40,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:40,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:40,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:40,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:40,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:40,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:40,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:47:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:40,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:40,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:40,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:40,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:47:40,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:47:40,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 15:47:40,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:40,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:40,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:40,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:40,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:40,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:40,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:47:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:40,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:40,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:40,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:47:40,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:40,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:47:40,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:40,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:40,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:40,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:40,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:40,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:40,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:47:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:40,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:40,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:40,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:41,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:42,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:42,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-28 15:47:42,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:47:42,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1542 [2020-10-28 15:47:42,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:42,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:42,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:42,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-28 15:47:42,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:42,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 15:47:42,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:47:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:42,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:42,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:42,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:42,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:42,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:42,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-28 15:47:42,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:47:42,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 927 [2020-10-28 15:47:42,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:42,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:42,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:42,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:42,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:42,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:42,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:47:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:42,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:42,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:42,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:47:42,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:42,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:47:42,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:42,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:42,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:42,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:42,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:42,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:42,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:47:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:42,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:42,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:42,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:47:42,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:42,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:43,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:43,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:43,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:43,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:43,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:43,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:43,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:47:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:43,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:43,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:43,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:47:43,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:43,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:43,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:43,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:43,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:43,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:43,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:43,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:43,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:47:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:43,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:43,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:43,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:47:43,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:43,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:47:43,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:43,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:43,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:43,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:43,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:43,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:43,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 15:47:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:43,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:43,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:43,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:43,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:47:43,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:47:43,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 15:47:43,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:43,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:43,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:43,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:43,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:43,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:43,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:47:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:43,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:43,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:43,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:47:43,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:43,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:43,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:43,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:43,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:43,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:43,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:43,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:43,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:47:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:47:43,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:47:43,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:47:43,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:47:43,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:47:43,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:47:43,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:47:43,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:47:43,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:47:43,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:47:43,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:47:43,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:47:43,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:47:43,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1519711063] [2020-10-28 15:47:43,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:47:43,200 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 15:47:43,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110881079] [2020-10-28 15:47:43,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 15:47:43,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:47:43,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 15:47:43,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-28 15:47:43,222 INFO L87 Difference]: Start difference. First operand 753 states. Second operand 8 states. [2020-10-28 15:47:43,897 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:47:44,943 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:47:45,865 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:48:03,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:48:03,650 INFO L93 Difference]: Finished difference Result 1187 states and 2160 transitions. [2020-10-28 15:48:03,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 15:48:03,652 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 110 [2020-10-28 15:48:03,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:48:03,708 INFO L225 Difference]: With dead ends: 1187 [2020-10-28 15:48:03,709 INFO L226 Difference]: Without dead ends: 1118 [2020-10-28 15:48:03,720 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=81, Invalid=129, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:48:03,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1118 states. [2020-10-28 15:48:04,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1118 to 590. [2020-10-28 15:48:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-28 15:48:04,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 947 transitions. [2020-10-28 15:48:04,112 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 947 transitions. Word has length 110 [2020-10-28 15:48:04,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:48:04,114 INFO L481 AbstractCegarLoop]: Abstraction has 590 states and 947 transitions. [2020-10-28 15:48:04,115 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 15:48:04,115 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 947 transitions. [2020-10-28 15:48:04,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-28 15:48:04,124 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:48:04,124 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:48:04,125 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:48:04,125 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:48:04,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:48:04,126 INFO L82 PathProgramCache]: Analyzing trace with hash -1437279217, now seen corresponding path program 1 times [2020-10-28 15:48:04,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:48:04,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [314241899] [2020-10-28 15:48:04,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:48:04,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:04,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:04,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:04,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:04,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:06,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:09,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:09,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-28 15:48:09,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:48:09,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-28 15:48:09,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:09,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:09,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:48:09,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-28 15:48:09,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:48:09,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:10,424 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:48:10,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:48:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:10,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:10,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:10,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:10,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:10,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 15:48:10,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:10,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:10,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:10,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:48:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:10,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:10,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:10,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:48:10,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:10,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:10,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:10,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:10,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:10,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:10,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:10,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:10,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:48:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:10,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:10,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:10,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:48:10,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:10,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:10,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:10,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:10,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:10,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:10,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:10,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:10,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:48:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:10,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:10,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:10,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:10,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:10,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:10,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:10,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:10,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:10,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:10,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:10,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:10,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:48:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:10,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:10,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:10,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:48:10,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:10,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:48:10,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:10,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:10,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:10,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:10,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:48:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:10,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:10,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:10,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:10,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:10,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:10,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:10,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:10,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:10,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:10,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:10,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:10,828 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:48:10,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:48:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:10,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:10,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:10,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:11,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:12,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:12,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:12,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:15,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:15,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-28 15:48:15,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:48:15,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 15:48:15,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:15,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:15,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:48:15,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-28 15:48:15,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:48:15,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:16,033 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:48:16,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:48:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:16,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:16,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:48:16,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:48:16,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 433 [2020-10-28 15:48:16,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:16,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:16,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:16,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:16,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:16,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:16,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:16,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:16,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:48:16,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:48:16,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:48:16,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:16,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:16,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:16,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:16,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:16,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:16,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:48:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:16,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:16,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:48:16,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:48:16,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 15:48:16,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:16,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:16,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:16,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:16,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:16,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:16,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:48:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:16,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:16,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:48:16,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:16,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:48:16,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:16,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:16,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:16,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:16,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:16,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:48:16,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:48:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:16,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:16,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:17,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:17,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-28 15:48:17,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:48:17,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1153 [2020-10-28 15:48:17,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:17,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:17,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:48:17,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-28 15:48:17,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:48:17,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:17,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:17,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:17,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:17,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:18,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:18,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-28 15:48:18,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 15:48:18,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 645 [2020-10-28 15:48:18,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:18,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:18,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:48:18,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 15:48:18,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:48:18,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:18,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:18,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:18,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:18,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:48:18,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:18,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:48:18,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:18,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:18,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:18,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:18,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:18,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:18,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:18,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:18,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:18,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:48:18,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:18,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:18,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:18,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:18,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:18,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:18,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:18,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:18,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:48:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:18,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:18,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:18,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:48:18,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:18,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:18,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:18,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:18,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:18,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:48:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:18,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:18,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:18,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:48:18,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:18,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:18,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:18,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:18,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:18,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:18,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:18,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:18,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 15:48:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:18,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:18,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:18,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:48:18,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:18,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 15:48:18,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:18,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:18,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:48:18,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:48:18,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:48:18,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:18,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:48:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:18,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:18,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:18,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:18,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:18,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:18,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:18,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:18,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:18,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:18,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:18,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:18,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:48:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:18,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:18,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:18,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:48:18,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:18,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:48:18,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:18,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:18,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:48:18,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:18,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:48:18,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:18,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:48:18,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [314241899] [2020-10-28 15:48:18,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:48:18,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 15:48:18,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103308321] [2020-10-28 15:48:18,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:48:18,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:48:18,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:48:18,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:48:18,697 INFO L87 Difference]: Start difference. First operand 590 states and 947 transitions. Second operand 11 states. [2020-10-28 15:48:19,648 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:48:21,559 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:48:22,766 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:48:26,619 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:48:28,020 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:48:29,208 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:48:29,783 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:48:54,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:48:54,409 INFO L93 Difference]: Finished difference Result 1621 states and 2881 transitions. [2020-10-28 15:48:54,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 15:48:54,410 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 112 [2020-10-28 15:48:54,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:48:54,423 INFO L225 Difference]: With dead ends: 1621 [2020-10-28 15:48:54,424 INFO L226 Difference]: Without dead ends: 1124 [2020-10-28 15:48:54,430 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=144, Invalid=318, Unknown=0, NotChecked=0, Total=462 [2020-10-28 15:48:54,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1124 states. [2020-10-28 15:48:54,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1124 to 594. [2020-10-28 15:48:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2020-10-28 15:48:54,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 952 transitions. [2020-10-28 15:48:54,675 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 952 transitions. Word has length 112 [2020-10-28 15:48:54,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:48:54,676 INFO L481 AbstractCegarLoop]: Abstraction has 594 states and 952 transitions. [2020-10-28 15:48:54,676 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:48:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 952 transitions. [2020-10-28 15:48:54,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-28 15:48:54,681 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:48:54,681 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:48:54,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:48:54,681 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:48:54,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:48:54,682 INFO L82 PathProgramCache]: Analyzing trace with hash -286623284, now seen corresponding path program 1 times [2020-10-28 15:48:54,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:48:54,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [899969426] [2020-10-28 15:48:54,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:48:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:54,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:54,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:54,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:56,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:59,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:59,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-28 15:48:59,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:48:59,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-28 15:48:59,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:59,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:59,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:48:59,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-28 15:48:59,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:48:59,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:00,928 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:49:00,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:00,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:00,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:00,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:00,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:00,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 15:49:00,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:00,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:00,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:00,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:00,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:00,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:00,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:01,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:01,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:01,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:01,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:01,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:01,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:01,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:01,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:01,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:01,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:49:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:01,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:01,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:01,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:01,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:01,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:01,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:01,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:01,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:01,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:01,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:01,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:49:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:01,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:01,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:01,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:01,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:01,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:01,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:01,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:01,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:01,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:01,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:01,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:49:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:01,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:01,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:01,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:01,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:01,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:01,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:01,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:01,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:01,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:01,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:01,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:49:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:01,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:01,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:01,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:01,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:01,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:01,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:01,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:01,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:01,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:01,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:01,346 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:49:01,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:49:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:01,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:02,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:02,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:06,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:06,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 119 [2020-10-28 15:49:06,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:49:06,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 15:49:06,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:06,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:06,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:49:06,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-28 15:49:06,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:06,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:06,519 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:49:06,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:06,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:06,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:06,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:06,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:06,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:49:07,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:49:07,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 494 [2020-10-28 15:49:07,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:07,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:07,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:07,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:07,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:07,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:07,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:49:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:49:07,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:07,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 15:49:07,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:07,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:07,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:49:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:07,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:07,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:07,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:07,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:07,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:49:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-28 15:49:07,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:07,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 272 [2020-10-28 15:49:07,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:49:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 15:49:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:07,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:07,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-28 15:49:07,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:07,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 222 [2020-10-28 15:49:07,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:49:07,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 15:49:07,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:07,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:07,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:49:07,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:07,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 15:49:07,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:07,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:07,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:07,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:49:07,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:07,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 15:49:07,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:49:07,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:49:07,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:07,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:49:07,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:07,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:07,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:49:07,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:07,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:49:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:49:07,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:07,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:49:07,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:49:07,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:07,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 15:49:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:49:07,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:07,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 15:49:07,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 15:49:07,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:07,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:07,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:07,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:07,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:07,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:07,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:07,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:07,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:49:07,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:07,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:07,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:49:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:07,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:07,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:07,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:07,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:07,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:07,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:07,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:07,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:07,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:07,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:07,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:08,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:49:08,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [899969426] [2020-10-28 15:49:08,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:49:08,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 15:49:08,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044090384] [2020-10-28 15:49:08,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:49:08,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:49:08,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:49:08,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:49:08,062 INFO L87 Difference]: Start difference. First operand 594 states and 952 transitions. Second operand 11 states. [2020-10-28 15:49:08,895 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:49:10,793 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:49:12,194 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-28 15:49:12,620 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-28 15:49:13,761 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-28 15:49:14,075 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-28 15:49:15,200 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-28 15:49:16,485 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:49:24,137 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:49:26,149 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:49:45,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:49:45,981 INFO L93 Difference]: Finished difference Result 1634 states and 2912 transitions. [2020-10-28 15:49:45,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 15:49:45,982 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 118 [2020-10-28 15:49:45,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:49:45,993 INFO L225 Difference]: With dead ends: 1634 [2020-10-28 15:49:45,994 INFO L226 Difference]: Without dead ends: 1133 [2020-10-28 15:49:45,998 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=183, Invalid=417, Unknown=0, NotChecked=0, Total=600 [2020-10-28 15:49:46,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1133 states. [2020-10-28 15:49:46,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1133 to 598. [2020-10-28 15:49:46,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2020-10-28 15:49:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 957 transitions. [2020-10-28 15:49:46,238 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 957 transitions. Word has length 118 [2020-10-28 15:49:46,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:49:46,241 INFO L481 AbstractCegarLoop]: Abstraction has 598 states and 957 transitions. [2020-10-28 15:49:46,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:49:46,241 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 957 transitions. [2020-10-28 15:49:46,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-28 15:49:46,248 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:49:46,248 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:49:46,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:49:46,249 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:49:46,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:49:46,249 INFO L82 PathProgramCache]: Analyzing trace with hash 3107060, now seen corresponding path program 1 times [2020-10-28 15:49:46,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:49:46,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [292980428] [2020-10-28 15:49:46,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:49:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:46,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:46,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:46,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:46,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:46,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:47,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:48,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:48,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:48,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:49,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:50,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:51,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:51,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-28 15:49:51,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 15:49:51,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 15:49:51,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:51,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:51,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:51,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:49:51,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:51,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:52,518 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:49:52,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:52,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:52,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:52,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:52,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:52,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 15:49:52,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:52,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:52,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:52,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:52,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:52,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:52,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:52,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:52,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:52,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:52,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:52,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:52,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:52,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:52,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:52,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:49:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:52,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:52,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:52,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:52,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:52,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:52,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:52,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:52,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:52,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:52,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:52,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:52,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:49:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:52,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:52,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:52,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:52,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:52,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:52,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:52,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:52,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:52,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:49:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:52,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:52,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:52,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:52,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:52,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:52,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:52,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:52,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:52,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:52,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:52,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:52,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:49:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:52,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:52,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:52,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:52,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:52,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:49:52,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:52,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:52,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:52,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:52,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:52,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:52,905 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:49:52,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:49:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:52,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:52,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:52,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:53,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:56,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:57,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:57,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-28 15:49:57,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:49:57,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 15:49:57,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:57,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:57,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:57,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:49:57,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:57,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:58,095 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:49:58,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:58,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:58,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:49:58,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:49:58,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 288 [2020-10-28 15:49:58,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:58,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:58,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:58,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:49:58,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:58,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:58,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:58,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:58,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:58,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:58,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:49:58,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:58,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:58,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:58,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:58,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:58,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:58,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:49:58,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:58,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:58,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:49:58,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:58,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:49:58,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:58,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:58,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:58,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:49:58,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:49:58,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:58,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:49:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:58,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:58,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:58,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:58,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:49:58,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:58,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:49:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:49:58,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:58,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:49:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:58,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:58,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:59,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:00,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:00,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 15:50:00,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:50:00,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2386 [2020-10-28 15:50:00,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:00,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:00,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:00,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-28 15:50:00,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:00,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:00,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:00,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:00,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:00,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:00,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:00,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:01,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:01,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:02,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 15:50:02,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:50:02,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1942 [2020-10-28 15:50:02,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:02,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:02,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:02,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:02,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:02,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:02,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:02,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:02,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:50:02,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:02,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:02,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:02,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:02,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:02,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:02,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:02,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:02,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:02,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:02,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:02,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:02,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:02,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:02,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:02,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:02,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:02,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:50:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:02,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:02,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:50:02,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:02,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:50:02,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:02,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:02,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:02,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:02,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:02,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:02,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-28 15:50:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:02,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:02,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:50:02,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:02,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:02,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:02,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:02,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:02,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:02,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:02,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:02,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 15:50:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:02,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:02,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:50:02,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:02,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:02,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:02,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:02,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:02,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:02,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:02,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:02,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:02,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:02,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:02,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:02,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:02,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:02,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:02,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:02,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:02,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:02,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:02,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:02,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:02,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:02,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:02,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:02,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:02,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:02,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:02,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:50:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:02,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:02,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:02,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:02,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:02,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:02,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:02,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:02,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:03,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:50:03,032 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [292980428] [2020-10-28 15:50:03,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:50:03,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 15:50:03,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523558229] [2020-10-28 15:50:03,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:50:03,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:50:03,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:50:03,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:50:03,035 INFO L87 Difference]: Start difference. First operand 598 states and 957 transitions. Second operand 10 states. [2020-10-28 15:50:03,815 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:50:05,220 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:50:06,801 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:50:08,508 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:50:29,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:50:29,622 INFO L93 Difference]: Finished difference Result 1643 states and 2882 transitions. [2020-10-28 15:50:29,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 15:50:29,623 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 122 [2020-10-28 15:50:29,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:50:29,636 INFO L225 Difference]: With dead ends: 1643 [2020-10-28 15:50:29,636 INFO L226 Difference]: Without dead ends: 1128 [2020-10-28 15:50:29,640 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2020-10-28 15:50:29,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1128 states. [2020-10-28 15:50:29,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1128 to 598. [2020-10-28 15:50:29,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2020-10-28 15:50:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 952 transitions. [2020-10-28 15:50:29,896 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 952 transitions. Word has length 122 [2020-10-28 15:50:29,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:50:29,896 INFO L481 AbstractCegarLoop]: Abstraction has 598 states and 952 transitions. [2020-10-28 15:50:29,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:50:29,896 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 952 transitions. [2020-10-28 15:50:29,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-28 15:50:29,900 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:50:29,900 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:50:29,901 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:50:29,901 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:50:29,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:50:29,901 INFO L82 PathProgramCache]: Analyzing trace with hash -717742338, now seen corresponding path program 1 times [2020-10-28 15:50:29,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:50:29,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1203207971] [2020-10-28 15:50:29,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:50:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:30,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:30,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:30,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:30,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:30,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:30,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:33,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:33,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:33,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:34,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:34,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:34,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-28 15:50:34,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 15:50:34,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-28 15:50:34,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:34,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:50:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:50:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:50:34,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:36,193 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:50:36,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:50:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:36,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:36,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:36,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:36,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 15:50:36,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:36,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:36,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:36,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:36,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:36,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:36,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:36,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:36,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:36,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:36,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:36,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:36,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:36,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:36,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:50:36,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:36,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:36,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:36,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:36,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:36,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:36,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:36,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:36,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:36,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:36,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:36,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:50:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:36,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:36,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:36,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:36,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:36,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:36,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:36,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:36,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:36,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:36,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:36,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:50:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:36,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:36,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:36,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:36,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:36,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:36,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:36,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:36,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:36,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:36,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:36,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:50:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:36,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:36,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:36,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:36,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:36,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:36,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:36,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:36,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:36,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:36,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:36,567 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:50:36,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:50:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:36,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:36,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:38,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:38,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:41,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:41,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-28 15:50:41,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 15:50:41,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 15:50:41,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:41,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:50:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:50:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:50:41,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:41,758 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:50:41,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:50:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:41,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:41,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:41,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:41,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:42,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:50:42,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:50:42,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 260 [2020-10-28 15:50:42,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:42,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:42,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:50:42,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:50:42,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:50:42,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:42,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:42,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:42,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:42,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:42,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:50:42,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:42,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:42,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:42,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:42,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:42,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:42,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:50:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:42,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:42,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:50:42,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:42,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 15:50:42,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:42,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:42,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:50:42,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:50:42,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:50:42,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:42,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:50:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:42,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:42,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:42,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:42,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:50:42,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:42,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:42,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:50:42,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:42,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:50:42,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:42,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:50:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:42,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:43,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:44,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 15:50:44,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:50:44,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2044 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:44,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:44,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:44,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:44,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:45,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 15:50:45,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:50:45,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1527 [2020-10-28 15:50:45,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:45,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:45,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:45,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:45,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:45,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:45,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:45,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:45,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:50:45,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:45,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:45,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:45,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:45,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:45,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:45,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:45,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:45,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:45,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:45,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:45,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:45,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:45,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:45,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:45,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:45,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:50:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:45,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:45,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 15:50:45,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:45,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:50:45,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:45,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:45,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:45,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:45,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:45,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:45,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-28 15:50:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:45,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:45,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:50:45,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:45,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:45,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:45,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:45,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:45,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:45,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:45,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:45,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 15:50:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:45,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:45,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:50:45,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:45,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:45,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:45,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:45,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:45,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:45,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:45,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:45,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:45,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:45,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:45,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:45,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:45,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:45,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:45,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:45,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:45,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:45,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:45,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:45,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:45,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:45,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:45,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:45,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:45,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:45,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:45,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:45,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:45,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:50:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:45,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:45,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:45,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:45,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:45,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:45,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:45,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:45,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:45,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:45,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:45,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:50:45,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1203207971] [2020-10-28 15:50:45,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:50:45,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 15:50:45,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573331716] [2020-10-28 15:50:45,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:50:45,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:50:45,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:50:45,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:50:45,908 INFO L87 Difference]: Start difference. First operand 598 states and 952 transitions. Second operand 10 states. [2020-10-28 15:50:47,045 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:50:48,425 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:50:49,971 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:50:51,711 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 121