/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec9_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:31:20,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:31:20,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:31:20,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:31:20,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:31:20,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:31:20,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:31:20,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:31:20,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:31:20,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:31:20,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:31:20,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:31:20,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:31:20,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:31:20,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:31:20,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:31:20,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:31:20,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:31:20,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:31:20,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:31:20,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:31:20,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:31:20,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:31:20,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:31:20,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:31:20,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:31:20,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:31:20,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:31:20,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:31:20,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:31:20,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:31:20,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:31:20,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:31:20,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:31:20,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:31:20,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:31:20,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:31:20,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:31:20,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:31:20,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:31:20,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:31:20,331 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 [2020-10-29 10:31:20,388 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:31:20,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:31:20,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:31:20,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:31:20,394 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:31:20,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:31:20,394 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:31:20,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:31:20,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:31:20,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:31:20,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:31:20,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:31:20,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:31:20,397 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:31:20,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:31:20,398 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:31:20,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:31:20,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:31:20,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:31:20,399 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:31:20,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:31:20,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:31:20,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:31:20,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:31:20,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:31:20,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:31:20,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:31:20,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:31:20,401 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:31:20,402 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:31:20,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:31:20,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:31:20,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:31:20,868 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:31:20,868 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:31:20,870 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product32.cil.c [2020-10-29 10:31:20,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5805f9904/8d033952c70e428e8257823b90aedaf7/FLAG1513518ec [2020-10-29 10:31:21,818 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:31:21,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product32.cil.c [2020-10-29 10:31:21,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5805f9904/8d033952c70e428e8257823b90aedaf7/FLAG1513518ec [2020-10-29 10:31:21,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5805f9904/8d033952c70e428e8257823b90aedaf7 [2020-10-29 10:31:21,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:31:22,002 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:31:22,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:31:22,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:31:22,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:31:22,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:31:21" (1/1) ... [2020-10-29 10:31:22,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f835ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:22, skipping insertion in model container [2020-10-29 10:31:22,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:31:21" (1/1) ... [2020-10-29 10:31:22,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:31:22,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:31:22,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:31:22,750 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:31:22,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:31:23,008 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:31:23,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:23 WrapperNode [2020-10-29 10:31:23,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:31:23,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:31:23,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:31:23,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:31:23,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:23" (1/1) ... [2020-10-29 10:31:23,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:23" (1/1) ... [2020-10-29 10:31:23,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:23" (1/1) ... [2020-10-29 10:31:23,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:23" (1/1) ... [2020-10-29 10:31:23,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:23" (1/1) ... [2020-10-29 10:31:23,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:23" (1/1) ... [2020-10-29 10:31:23,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:23" (1/1) ... [2020-10-29 10:31:23,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:31:23,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:31:23,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:31:23,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:31:23,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:23" (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 [2020-10-29 10:31:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:31:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:31:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:31:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:31:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:31:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:31:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:31:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:31:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:31:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:31:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:31:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:31:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:31:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:31:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-29 10:31:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-29 10:31:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-29 10:31:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-29 10:31:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:31:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:31:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:31:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-29 10:31:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:31:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:31:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-29 10:31:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:31:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:31:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:31:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:31:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:31:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:31:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:31:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:31:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:31:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:31:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-29 10:31:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-29 10:31:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:31:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:31:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:31:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-29 10:31:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-29 10:31:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:31:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:31:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:31:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2020-10-29 10:31:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:31:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2020-10-29 10:31:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:31:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:31:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-29 10:31:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-29 10:31:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:31:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:31:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:31:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:31:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:31:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:31:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:31:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:31:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:31:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:31:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:31:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:31:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:31:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:31:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:31:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:31:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:31:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:31:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:31:23,387 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:31:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:31:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:31:23,388 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:31:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:31:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:31:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:31:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:31:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:31:23,389 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:31:23,390 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:31:23,391 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:31:23,391 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:31:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:31:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:31:23,391 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:31:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:31:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:31:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:31:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:31:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:31:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:31:23,392 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:31:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:31:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:31:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:31:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:31:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:31:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:31:23,393 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:31:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:31:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:31:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:31:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-29 10:31:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-29 10:31:23,394 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-29 10:31:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-29 10:31:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:31:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:31:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:31:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:31:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:31:23,397 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:31:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:31:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:31:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:31:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:31:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:31:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:31:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-29 10:31:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-29 10:31:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-29 10:31:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:31:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-29 10:31:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:31:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:31:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:31:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:31:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:31:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-29 10:31:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-29 10:31:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:31:23,406 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:31:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-29 10:31:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-29 10:31:23,407 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:31:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:31:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:31:23,409 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2020-10-29 10:31:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2020-10-29 10:31:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:31:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:31:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:31:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:31:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:31:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:31:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:31:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:31:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:31:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:31:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:31:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:31:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:31:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:31:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:31:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:31:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:31:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:31:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:31:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:31:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:31:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:31:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:31:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:31:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:31:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:31:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:31:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:31:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:31:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:31:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:31:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:31:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:31:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:31:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:31:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:31:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:31:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:31:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:31:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:31:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:31:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:31:26,241 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:31:26,241 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:31:26,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:31:26 BoogieIcfgContainer [2020-10-29 10:31:26,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:31:26,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:31:26,250 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:31:26,257 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:31:26,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:31:21" (1/3) ... [2020-10-29 10:31:26,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37d1e09f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:31:26, skipping insertion in model container [2020-10-29 10:31:26,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:31:23" (2/3) ... [2020-10-29 10:31:26,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37d1e09f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:31:26, skipping insertion in model container [2020-10-29 10:31:26,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:31:26" (3/3) ... [2020-10-29 10:31:26,263 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product32.cil.c [2020-10-29 10:31:26,276 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:31:26,283 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:31:26,297 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:31:26,343 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:31:26,343 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:31:26,343 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:31:26,343 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:31:26,344 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:31:26,344 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:31:26,344 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:31:26,344 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:31:26,399 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states. [2020-10-29 10:31:26,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-29 10:31:26,426 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:31:26,426 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] [2020-10-29 10:31:26,427 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]=== [2020-10-29 10:31:26,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:31:26,438 INFO L82 PathProgramCache]: Analyzing trace with hash -920258047, now seen corresponding path program 1 times [2020-10-29 10:31:26,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:31:26,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1703382108] [2020-10-29 10:31:26,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:31:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:27,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:27,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:27,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:27,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:28,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:30,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:31,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:31,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 10:31:31,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:31:31,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-29 10:31:31,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:31,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 10:31:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:31:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 10:31:31,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:31:33,138 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:31:33,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:31:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:33,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:33,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:33,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:33,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:33,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 214 [2020-10-29 10:31:33,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:33,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:33,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:31:33,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:33,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:31:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:33,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:33,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:33,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:31:33,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:33,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:31:33,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:33,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:33,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:33,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:31:33,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 10:31:33,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:31:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:33,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:33,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:33,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:31:33,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:33,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:31:33,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:33,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:33,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:33,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:33,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:31:33,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 10:31:33,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:31:33,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:33,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:33,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:33,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:33,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:33,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:31:33,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:33,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:33,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:33,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:33,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:31:33,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:33,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:31:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:33,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:33,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:33,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:31:33,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:33,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:31:33,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:33,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:33,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:33,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:33,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:31:33,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:33,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:31:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:33,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:33,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:33,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:33,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:33,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:31:33,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:33,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:33,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:33,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:33,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:31:33,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:33,812 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:31:33,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:31:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:33,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:33,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:33,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:34,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:34,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:37,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:37,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:38,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:38,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-29 10:31:38,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:31:38,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 10:31:38,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:38,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:31:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:31:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-29 10:31:38,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:31:39,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:31:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:39,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:39,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:39,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:39,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:39,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:39,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:39,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:31:39,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:31:39,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 791 [2020-10-29 10:31:39,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:39,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:39,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:39,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:39,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:31:39,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:31:39,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:39,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:39,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:39,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:39,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:31:39,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:31:39,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:31:39,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:39,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:39,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:31:39,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:31:39,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:31:39,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:39,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:31:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:39,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:39,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:39,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:39,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:31:39,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:31:39,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 10:31:39,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:39,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:39,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:31:39,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:31:39,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:31:39,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:40,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:31:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:40,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:40,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:31:40,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:40,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:31:40,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:40,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:40,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:40,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:40,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:31:40,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:31:40,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:31:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:40,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:40,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 10:31:40,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:31:40,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 348 [2020-10-29 10:31:40,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:40,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:40,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 10:31:40,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:31:40,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 10:31:40,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:40,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:40,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:40,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 10:31:40,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:31:40,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 281 [2020-10-29 10:31:40,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:40,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:40,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:31:40,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:31:40,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-29 10:31:40,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:40,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:40,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:40,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:40,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:40,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:31:40,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:40,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:40,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:40,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:40,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:31:40,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:40,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:31:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:40,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:40,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:31:40,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:31:40,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 10:31:40,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:40,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:40,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:31:40,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:40,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 10:31:40,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:31:40,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:31:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:40,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:40,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:31:40,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:40,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:31:40,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:40,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:40,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:31:40,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:40,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:31:40,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:31:40,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:31:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:31:40,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:31:40,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:31:40,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:31:40,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:31:40,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:31:40,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:31:40,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:31:40,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:31:40,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:31:40,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:31:40,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:31:40,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:31:40,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1703382108] [2020-10-29 10:31:40,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:31:40,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-29 10:31:40,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784920502] [2020-10-29 10:31:40,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 10:31:40,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:31:40,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 10:31:40,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2020-10-29 10:31:40,996 INFO L87 Difference]: Start difference. First operand 828 states. Second operand 15 states. [2020-10-29 10:31:42,736 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:31:44,279 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:31:45,197 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:31:46,338 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:31:47,881 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:31:50,550 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:31:52,204 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:32:10,578 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:32:11,472 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2020-10-29 10:32:11,878 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:32:22,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:32:22,591 INFO L93 Difference]: Finished difference Result 2661 states and 4643 transitions. [2020-10-29 10:32:22,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-29 10:32:22,593 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 88 [2020-10-29 10:32:22,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:32:22,657 INFO L225 Difference]: With dead ends: 2661 [2020-10-29 10:32:22,657 INFO L226 Difference]: Without dead ends: 1980 [2020-10-29 10:32:22,676 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=374, Invalid=1108, Unknown=0, NotChecked=0, Total=1482 [2020-10-29 10:32:22,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1980 states. [2020-10-29 10:32:23,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1980 to 1200. [2020-10-29 10:32:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1200 states. [2020-10-29 10:32:23,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1200 states and 1913 transitions. [2020-10-29 10:32:23,279 INFO L78 Accepts]: Start accepts. Automaton has 1200 states and 1913 transitions. Word has length 88 [2020-10-29 10:32:23,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:32:23,280 INFO L481 AbstractCegarLoop]: Abstraction has 1200 states and 1913 transitions. [2020-10-29 10:32:23,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 10:32:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1913 transitions. [2020-10-29 10:32:23,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-29 10:32:23,291 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:32:23,292 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:32:23,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:32:23,292 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]=== [2020-10-29 10:32:23,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:32:23,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1066075111, now seen corresponding path program 1 times [2020-10-29 10:32:23,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:32:23,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1488832773] [2020-10-29 10:32:23,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:32:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:23,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:23,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:23,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:24,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:24,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:26,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:28,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:28,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-29 10:32:28,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:32:28,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5091 [2020-10-29 10:32:28,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:28,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:28,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:32:28,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:32:28,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-29 10:32:28,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:29,476 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:32:29,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:32:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:29,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:29,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:29,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:29,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:29,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-29 10:32:29,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:29,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:29,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:29,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:29,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:32:29,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:29,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:32:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:29,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:29,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:29,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:32:29,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:29,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:29,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:29,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:29,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:29,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:29,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:32:29,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:29,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:32:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:29,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:29,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:29,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:32:29,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:29,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:29,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:29,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:29,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:29,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:29,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:32:29,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:29,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:32:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:29,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:29,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:29,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:29,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:29,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:32:29,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:29,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:29,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:29,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:29,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:32:29,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:29,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:32:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:29,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:29,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:29,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:32:29,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:29,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:29,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:29,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:29,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:29,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:29,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:32:29,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:29,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:32:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:29,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:29,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:29,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:29,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:29,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:32:29,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:29,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:29,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:29,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:29,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:32:29,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:32:29,997 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:32:29,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:32:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:30,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:30,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:30,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:30,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:31,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:31,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:35,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-29 10:32:35,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:32:35,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-29 10:32:35,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:35,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:35,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:32:35,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 76 [2020-10-29 10:32:35,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 10:32:35,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:32:35,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:32:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:35,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:35,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:32:35,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:32:35,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 588 [2020-10-29 10:32:35,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:35,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:35,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:32:35,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:32:35,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:32:35,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:35,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:35,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:35,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:32:35,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:32:35,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 10:32:35,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:35,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:35,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:32:35,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:32:35,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:32:35,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:35,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:32:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:35,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:35,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:32:35,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:32:35,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-29 10:32:35,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:35,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:35,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:32:35,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:32:35,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:32:35,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:36,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:32:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:36,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:36,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:36,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:32:36,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:36,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:32:36,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:36,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:36,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:36,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:36,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:32:36,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:36,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:32:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:36,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:36,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:36,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:41,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:41,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-29 10:32:41,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:32:41,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 10:32:41,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:41,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:41,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:32:41,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-29 10:32:41,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 10:32:41,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:41,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:41,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:41,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:41,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:43,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:43,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-29 10:32:43,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:32:43,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2591 [2020-10-29 10:32:43,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:43,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:43,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:32:43,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-29 10:32:43,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 10:32:43,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:43,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:43,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:43,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:43,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:43,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:43,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:43,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:43,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:43,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:32:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:32:43,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:43,989 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:32:43,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:32:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:44,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:44,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:44,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:44,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-29 10:32:44,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:32:44,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 756 [2020-10-29 10:32:44,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:44,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:44,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:32:44,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 10:32:44,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 10:32:44,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:32:44,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:44,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:44,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:44,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 10:32:44,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:44,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 10:32:44,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:44,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:32:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 10:32:44,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:44,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:44,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:44,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:44,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:32:44,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:44,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:44,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:44,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:44,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:32:44,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:44,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:32:44,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:44,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:44,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:44,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:44,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:32:44,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:44,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:44,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:44,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:44,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:32:44,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:44,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:32:44,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:44,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 10:32:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:44,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:44,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:44,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:44,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:44,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:44,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:44,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:44,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:32:44,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:44,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:32:44,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:44,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:32:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:44,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:44,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:44,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:32:44,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:44,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 10:32:44,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:44,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:44,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:32:44,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:44,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:32:44,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:44,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:44,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:44,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:44,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:32:44,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:44,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:32:44,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:44,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:44,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:32:44,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:44,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:32:44,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:44,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:44,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:44,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:44,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:44,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:32:44,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:44,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:32:44,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:44,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:44,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:32:44,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:44,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:32:44,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:45,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 10:32:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:45,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:45,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:45,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:45,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:45,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:45,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:45,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:45,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:45,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:32:45,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:45,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 10:32:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:45,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:45,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:32:45,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:45,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:32:45,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:45,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:45,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:32:45,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:32:45,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:32:45,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:45,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 10:32:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:45,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:45,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:32:45,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:32:45,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 10:32:45,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:45,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:45,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:32:45,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:32:45,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:32:45,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:45,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:45,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:45,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:45,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:45,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:32:45,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:45,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:45,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:32:45,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:45,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:32:45,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:45,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:32:45,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:45,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:45,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:32:45,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:45,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:32:45,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:45,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:45,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:32:45,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:45,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:32:45,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:45,557 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-29 10:32:45,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1488832773] [2020-10-29 10:32:45,558 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:32:45,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-29 10:32:45,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561556136] [2020-10-29 10:32:45,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-29 10:32:45,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:32:45,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-29 10:32:45,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=737, Unknown=0, NotChecked=0, Total=812 [2020-10-29 10:32:45,561 INFO L87 Difference]: Start difference. First operand 1200 states and 1913 transitions. Second operand 29 states. [2020-10-29 10:32:49,589 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:32:50,165 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:32:51,233 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:32:52,198 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:32:53,399 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:32:55,611 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-29 10:32:56,747 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:32:57,728 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:32:59,095 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:33:00,145 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:33:01,109 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:33:01,427 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 10:33:06,405 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:33:09,331 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 425 DAG size of output: 423 [2020-10-29 10:33:10,209 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 133 [2020-10-29 10:33:12,502 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 428 DAG size of output: 426 [2020-10-29 10:33:14,570 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 429 DAG size of output: 427 [2020-10-29 10:33:18,090 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 427 DAG size of output: 425 [2020-10-29 10:33:21,231 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 131 [2020-10-29 10:33:23,454 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 428 DAG size of output: 426 [2020-10-29 10:33:23,950 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:33:25,887 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:33:27,002 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:33:28,397 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-29 10:33:29,541 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-29 10:33:30,585 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-29 10:33:31,227 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 10:33:31,527 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:33:31,766 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 10:33:33,627 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:33:34,616 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:33:35,804 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-29 10:33:40,781 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-29 10:33:41,540 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:33:41,742 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:33:42,102 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:33:43,537 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2020-10-29 10:33:44,535 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:33:45,561 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:33:46,553 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:33:47,570 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:33:47,893 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:33:48,303 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-29 10:33:49,736 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:33:50,690 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:33:51,847 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:33:52,612 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-29 10:33:53,576 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 118 [2020-10-29 10:33:55,881 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:34:02,013 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:34:03,066 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:34:10,868 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:34:11,809 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:34:12,779 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:34:13,725 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:34:14,792 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:34:15,880 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:34:16,841 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:34:17,220 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:34:17,990 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:34:22,569 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:34:28,247 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:34:31,521 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:34:32,825 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:34:33,054 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:34:42,064 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:34:42,568 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:34:43,796 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:34:43,997 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:34:49,302 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:34:50,270 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:34:51,730 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2020-10-29 10:34:54,327 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 121