/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_spec2_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:39:46,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:39:46,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:39:46,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:39:46,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:39:46,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:39:46,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:39:46,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:39:46,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:39:46,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:39:46,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:39:46,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:39:46,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:39:46,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:39:46,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:39:46,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:39:46,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:39:46,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:39:46,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:39:46,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:39:46,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:39:46,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:39:46,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:39:46,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:39:46,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:39:46,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:39:46,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:39:46,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:39:46,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:39:46,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:39:46,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:39:46,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:39:46,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:39:46,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:39:46,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:39:46,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:39:46,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:39:46,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:39:46,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:39:46,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:39:46,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:39:46,255 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 15:39:46,303 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:39:46,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:39:46,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:39:46,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:39:46,307 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:39:46,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:39:46,308 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:39:46,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:39:46,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:39:46,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:39:46,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:39:46,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:39:46,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:39:46,310 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:39:46,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:39:46,310 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:39:46,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:39:46,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:39:46,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:39:46,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:39:46,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:39:46,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:39:46,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:39:46,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:39:46,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:39:46,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:39:46,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:39:46,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:39:46,313 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:39:46,313 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:39:46,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:39:46,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:39:46,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:39:46,755 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:39:46,755 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:39:46,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product29.cil.c [2020-10-28 15:39:46,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36c1699c5/8a0aece263ae43bbb1b791cba910f71b/FLAGd7b89b2cd [2020-10-28 15:39:47,709 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:39:47,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product29.cil.c [2020-10-28 15:39:47,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36c1699c5/8a0aece263ae43bbb1b791cba910f71b/FLAGd7b89b2cd [2020-10-28 15:39:47,889 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36c1699c5/8a0aece263ae43bbb1b791cba910f71b [2020-10-28 15:39:47,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:39:47,901 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:39:47,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:39:47,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:39:47,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:39:47,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:39:47" (1/1) ... [2020-10-28 15:39:47,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b06c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:47, skipping insertion in model container [2020-10-28 15:39:47,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:39:47" (1/1) ... [2020-10-28 15:39:47,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:39:47,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:39:48,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:39:48,675 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:39:48,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:39:48,923 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:39:48,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:48 WrapperNode [2020-10-28 15:39:48,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:39:48,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:39:48,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:39:48,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:39:48,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:48" (1/1) ... [2020-10-28 15:39:48,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:48" (1/1) ... [2020-10-28 15:39:48,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:48" (1/1) ... [2020-10-28 15:39:48,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:48" (1/1) ... [2020-10-28 15:39:49,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:48" (1/1) ... [2020-10-28 15:39:49,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:48" (1/1) ... [2020-10-28 15:39:49,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:48" (1/1) ... [2020-10-28 15:39:49,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:39:49,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:39:49,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:39:49,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:39:49,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:48" (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 15:39:49,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:39:49,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:39:49,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:39:49,261 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:39:49,261 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:39:49,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:39:49,261 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:39:49,261 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:39:49,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:39:49,262 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:39:49,262 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:39:49,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:39:49,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:39:49,262 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:39:49,263 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:39:49,263 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:39:49,263 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:39:49,263 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-28 15:39:49,263 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:39:49,263 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-28 15:39:49,263 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-28 15:39:49,264 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:39:49,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:39:49,264 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:39:49,264 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:39:49,264 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:39:49,264 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:39:49,264 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:39:49,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:39:49,265 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:39:49,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:39:49,265 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-28 15:39:49,265 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:39:49,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:39:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:39:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-28 15:39:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:39:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:39:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:39:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:39:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:39:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:39:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:39:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:39:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:39:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:39:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:39:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:39:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:39:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:39:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:39:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:39:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:39:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:39:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:39:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:39:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:39:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:39:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:39:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:39:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:39:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:39:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:39:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:39:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:39:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:39:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:39:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:39:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:39:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:39:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 15:39:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 15:39:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-28 15:39:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-28 15:39:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:39:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:39:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:39:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:39:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:39:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:39:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:39:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:39:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:39:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:39:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:39:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:39:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:39:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:39:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:39:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:39:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:39:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:39:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:39:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:39:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:39:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:39:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:39:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:39:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:39:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:39:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:39:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:39:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:39:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:39:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:39:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:39:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:39:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:39:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:39:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:39:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-28 15:39:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-28 15:39:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-28 15:39:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:39:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 15:39:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:39:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:39:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:39:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:39:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-28 15:39:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:39:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:39:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-28 15:39:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:39:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:39:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:39:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-28 15:39:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:39:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:39:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:39:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:39:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:39:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:39:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:39:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:39:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:39:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:39:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:39:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:39:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:39:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:39:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:39:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:39:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:39:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:39:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:39:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:39:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:39:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:39:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:39:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:39:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:39:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:39:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:39:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:39:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:39:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:39:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:39:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 15:39:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-28 15:39:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:39:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:39:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:39:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:39:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:39:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:39:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:39:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:39:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:39:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:39:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:39:51,894 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:39:51,895 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:39:51,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:39:51 BoogieIcfgContainer [2020-10-28 15:39:51,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:39:51,901 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:39:51,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:39:51,904 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:39:51,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:39:47" (1/3) ... [2020-10-28 15:39:51,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73da1ed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:39:51, skipping insertion in model container [2020-10-28 15:39:51,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:39:48" (2/3) ... [2020-10-28 15:39:51,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73da1ed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:39:51, skipping insertion in model container [2020-10-28 15:39:51,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:39:51" (3/3) ... [2020-10-28 15:39:51,908 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product29.cil.c [2020-10-28 15:39:51,920 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:39:51,927 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:39:51,941 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:39:51,978 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:39:51,978 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:39:51,978 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:39:51,978 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:39:51,979 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:39:51,979 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:39:51,979 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:39:51,979 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:39:52,017 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states. [2020-10-28 15:39:52,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-28 15:39:52,055 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:39:52,056 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:39:52,057 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 15:39:52,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:39:52,064 INFO L82 PathProgramCache]: Analyzing trace with hash -874873534, now seen corresponding path program 1 times [2020-10-28 15:39:52,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:39:52,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1542818463] [2020-10-28 15:39:52,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:39:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:52,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:53,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:55,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:56,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:57,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:57,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-28 15:39:57,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:39:57,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-28 15:39:57,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:57,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:57,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:39:57,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:39:57,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:39:57,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 15:39:58,881 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:39:58,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:39:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:58,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:59,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:59,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:59,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:59,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-28 15:39:59,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:59,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:59,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:59,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:59,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:59,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:59,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:39:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:59,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:59,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:59,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:59,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:59,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:59,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:59,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:59,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:39:59,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:39:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:59,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:59,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:59,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:59,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:59,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:59,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:59,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:59,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:59,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:59,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:59,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:59,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:39:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:59,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:59,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:59,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:59,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:59,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:59,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:59,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:59,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:59,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:59,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:59,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:39:59,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:39:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:59,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:59,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:59,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:39:59,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:59,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:39:59,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:59,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:59,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:59,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:59,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:39:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:59,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:59,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:39:59,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:39:59,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:39:59,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:39:59,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:39:59,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:39:59,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:39:59,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:39:59,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:39:59,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:39:59,357 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:39:59,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:39:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:39:59,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:59,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:59,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:39:59,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:00,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:00,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:04,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:04,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-28 15:40:04,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:40:04,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 15:40:04,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:04,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:04,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:40:04,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 15:40:04,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 15:40:04,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:04,578 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:40:04,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:40:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:04,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:04,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:04,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:04,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:04,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:05,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:05,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:40:05,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:40:05,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 676 [2020-10-28 15:40:05,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:05,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:05,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:05,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:05,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:05,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:05,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:05,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:05,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:05,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:05,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:05,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:40:05,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:40:05,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:05,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:05,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:05,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:05,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:05,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:05,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:40:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:05,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:05,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:05,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:05,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:40:05,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:40:05,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 15:40:05,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:05,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:05,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:05,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:05,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:05,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:40:05,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:40:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:05,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:05,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:05,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:05,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:05,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:40:05,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:05,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:05,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:05,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:05,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:05,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:05,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:40:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:05,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:05,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:05,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:05,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:05,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:10,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:10,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 15:40:10,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:40:10,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 15:40:10,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:10,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:10,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:40:10,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 15:40:10,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 15:40:10,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:40:10,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:10,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:10,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:10,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:10,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:10,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:15,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:15,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 15:40:15,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:40:15,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 15:40:15,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:15,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:40:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:40:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 15:40:15,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:15,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:15,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:15,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:15,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:40:15,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:15,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 15:40:15,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:15,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:15,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:40:15,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:15,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 15:40:15,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:15,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 15:40:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:15,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:15,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:15,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:15,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:15,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:40:15,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:15,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:40:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:40:15,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:15,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:40:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:15,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:15,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:15,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:15,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:15,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:40:15,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:15,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:15,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:40:15,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:15,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:40:15,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:15,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 15:40:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:15,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:15,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:15,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:40:15,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:15,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:40:15,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:15,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:15,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:40:15,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:40:15,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 15:40:15,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:15,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:15,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:15,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:15,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:40:15,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:15,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:40:15,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:15,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:40:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:15,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:40:15,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:15,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:40:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:15,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:15,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:15,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:40:15,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:15,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:40:15,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:15,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:15,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:40:15,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:15,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:40:15,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:15,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 15:40:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:15,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:15,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:15,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:40:15,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:15,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:40:15,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:15,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:15,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:15,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:40:15,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:15,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:15,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 15:40:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:15,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:15,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:15,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:40:15,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:15,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 15:40:15,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:15,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:15,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:15,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 15:40:15,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:15,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:40:15,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:40:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:40:15,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:40:15,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:40:15,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:40:15,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:40:15,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:40:15,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:40:15,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:40:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:40:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:40:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:40:15,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:40:16,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 15:40:16,213 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1542818463] [2020-10-28 15:40:16,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:40:16,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 15:40:16,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595332216] [2020-10-28 15:40:16,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 15:40:16,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:40:16,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 15:40:16,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-28 15:40:16,246 INFO L87 Difference]: Start difference. First operand 793 states. Second operand 12 states. [2020-10-28 15:40:18,266 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-28 15:40:18,909 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:40:21,808 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-28 15:40:22,589 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-28 15:40:26,020 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-28 15:40:26,376 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:40:29,262 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:40:34,381 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:40:45,879 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-28 15:40:47,162 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-28 15:40:48,393 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:40:48,958 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2020-10-28 15:40:51,496 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 427 DAG size of output: 420 [2020-10-28 15:40:54,740 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-28 15:40:57,879 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 15:40:58,195 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-28 15:41:01,334 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-28 15:41:01,898 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:41:27,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:41:27,445 INFO L93 Difference]: Finished difference Result 3416 states and 6267 transitions. [2020-10-28 15:41:27,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-10-28 15:41:27,448 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 125 [2020-10-28 15:41:27,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:41:27,525 INFO L225 Difference]: With dead ends: 3416 [2020-10-28 15:41:27,525 INFO L226 Difference]: Without dead ends: 2760 [2020-10-28 15:41:27,545 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 51 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709 ImplicationChecksByTransitivity, 14.9s TimeCoverageRelationStatistics Valid=493, Invalid=1763, Unknown=0, NotChecked=0, Total=2256 [2020-10-28 15:41:27,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2760 states. [2020-10-28 15:41:28,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2760 to 1489. [2020-10-28 15:41:28,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1489 states. [2020-10-28 15:41:28,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1489 states and 2430 transitions. [2020-10-28 15:41:28,299 INFO L78 Accepts]: Start accepts. Automaton has 1489 states and 2430 transitions. Word has length 125 [2020-10-28 15:41:28,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:41:28,300 INFO L481 AbstractCegarLoop]: Abstraction has 1489 states and 2430 transitions. [2020-10-28 15:41:28,300 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 15:41:28,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2430 transitions. [2020-10-28 15:41:28,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-28 15:41:28,310 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:41:28,311 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, 1, 1, 1, 1, 1] [2020-10-28 15:41:28,311 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:41:28,311 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 15:41:28,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:41:28,312 INFO L82 PathProgramCache]: Analyzing trace with hash -1730115267, now seen corresponding path program 1 times [2020-10-28 15:41:28,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:41:28,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [505482151] [2020-10-28 15:41:28,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:41:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:28,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:28,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:28,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:28,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:28,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:33,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:33,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-28 15:41:33,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:41:33,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 15:41:33,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:33,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:33,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:41:33,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:41:33,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:41:33,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:34,682 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:41:34,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:41:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:34,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:34,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:34,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:41:34,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:34,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 15:41:34,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:34,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:34,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:34,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:34,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:34,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:41:34,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:41:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:34,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:34,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:34,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:41:34,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:34,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:34,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:34,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:34,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:34,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:34,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:41:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:34,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:34,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:34,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:41:34,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:34,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:34,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:34,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:34,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:34,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:34,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:34,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:34,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:41:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:34,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:34,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:34,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:41:34,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:34,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:41:34,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:34,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:34,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:34,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:34,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:34,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:34,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:41:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:34,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:34,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:34,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:41:34,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:34,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:34,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:34,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:34,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:34,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:34,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:34,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:34,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:41:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:34,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:34,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:34,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:41:34,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:34,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:41:34,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:34,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:34,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:34,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:34,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:34,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:35,059 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:41:35,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:41:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:35,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:35,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:40,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-28 15:41:40,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:41:40,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 15:41:40,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:40,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:40,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:41:40,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:41:40,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:41:40,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:40,220 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:41:40,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:41:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:40,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:40,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:41:40,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:41:40,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 247 [2020-10-28 15:41:40,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:40,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:40,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:41:40,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:41:40,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:41:40,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:40,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:40,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:40,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:41:40,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:41:40,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:41:40,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:40,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:40,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:40,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:40,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:40,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:41:40,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:41:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:40,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:40,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:41:40,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:40,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:41:40,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:40,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:40,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:41:40,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:41:40,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:41:40,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:40,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:41:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:40,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:40,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:41:40,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:40,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:41:40,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:40,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:40,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:41:40,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:40,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:41:40,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:40,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:41:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:40,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:40,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:45,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:45,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 15:41:45,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:41:45,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 15:41:45,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:45,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:45,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 15:41:45,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-28 15:41:45,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 15:41:45,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:41:45,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:45,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:45,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:45,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:45,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:45,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:50,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 15:41:50,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:41:50,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 15:41:50,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:50,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:50,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 15:41:50,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 15:41:50,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 15:41:50,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:50,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:50,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:50,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:41:50,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:50,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:41:50,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:50,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:50,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:50,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:50,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:50,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:50,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 15:41:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:50,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:50,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:41:50,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:50,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:41:50,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:50,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:50,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:50,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:50,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:50,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:50,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:50,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:50,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:41:50,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:50,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:41:50,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:50,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:50,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:50,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:50,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:50,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:50,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:41:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:50,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:50,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:41:50,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:50,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 15:41:50,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:50,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:50,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:41:50,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:50,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:41:50,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:50,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:50,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:50,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:41:50,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:50,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:41:50,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:50,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:50,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:41:50,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:50,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:41:50,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:50,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:41:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:50,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:50,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:41:50,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:50,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:41:50,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:50,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:50,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:41:50,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:50,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:41:50,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:41:50,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 15:41:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:50,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:50,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:41:50,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:41:50,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:41:50,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:50,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:50,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:41:50,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:50,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:41:50,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:50,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:41:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:50,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:50,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:41:50,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:50,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 15:41:50,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:50,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:50,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 15:41:50,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:41:50,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 15:41:50,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:50,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:41:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:41:50,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:41:50,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:41:50,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:41:50,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:41:50,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:41:50,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:41:50,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:41:50,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:41:50,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:41:50,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:41:50,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:41:51,100 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 15:41:51,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [505482151] [2020-10-28 15:41:51,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:41:51,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-28 15:41:51,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119701128] [2020-10-28 15:41:51,103 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-28 15:41:51,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:41:51,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-28 15:41:51,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-10-28 15:41:51,104 INFO L87 Difference]: Start difference. First operand 1489 states and 2430 transitions. Second operand 16 states. [2020-10-28 15:41:52,976 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-28 15:41:53,505 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-28 15:41:54,998 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-28 15:41:57,250 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-28 15:42:00,314 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:42:01,272 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-28 15:42:01,478 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:42:03,385 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:42:04,710 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-28 15:42:06,392 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-28 15:42:07,710 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-28 15:42:09,129 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-28 15:42:10,470 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-28 15:42:14,184 WARN L193 SmtUtils]: Spent 3.55 s on a formula simplification. DAG size of input: 417 DAG size of output: 411 [2020-10-28 15:42:15,455 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-28 15:42:16,493 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-28 15:42:17,009 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 117 [2020-10-28 15:42:17,293 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:42:17,477 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-28 15:42:22,132 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-28 15:42:26,095 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:42:27,635 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-28 15:42:28,849 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-28 15:42:30,077 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:42:30,455 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:42:31,590 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 15:42:38,521 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-28 15:42:39,795 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-28 15:42:42,330 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 416 DAG size of output: 412 [2020-10-28 15:42:43,066 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2020-10-28 15:42:43,307 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:42:46,725 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-28 15:42:47,965 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:42:50,404 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:42:54,736 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 112