/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=DEEPEST --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_spec1_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:48:20,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:48:20,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:48:20,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:48:20,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:48:20,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:48:20,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:48:20,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:48:20,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:48:20,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:48:20,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:48:20,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:48:20,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:48:20,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:48:20,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:48:20,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:48:20,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:48:20,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:48:20,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:48:20,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:48:20,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:48:20,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:48:20,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:48:20,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:48:20,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:48:20,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:48:20,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:48:20,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:48:20,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:48:20,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:48:20,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:48:20,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:48:20,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:48:20,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:48:20,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:48:20,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:48:20,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:48:20,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:48:20,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:48:20,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:48:20,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:48:20,661 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 [2020-10-27 20:48:20,687 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:48:20,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:48:20,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:48:20,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:48:20,689 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:48:20,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:48:20,689 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:48:20,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:48:20,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:48:20,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:48:20,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:48:20,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:48:20,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:48:20,690 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:48:20,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:48:20,691 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:48:20,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:48:20,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:48:20,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:48:20,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:48:20,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:48:20,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:48:20,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:48:20,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:48:20,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:48:20,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:48:20,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:48:20,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:48:20,693 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:48:20,694 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:48:21,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:48:21,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:48:21,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:48:21,098 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:48:21,099 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:48:21,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product09.cil.c [2020-10-27 20:48:21,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/834288e31/e1a765c835cf478b86b00af18a1ea036/FLAG76a153523 [2020-10-27 20:48:22,021 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:48:22,022 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product09.cil.c [2020-10-27 20:48:22,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/834288e31/e1a765c835cf478b86b00af18a1ea036/FLAG76a153523 [2020-10-27 20:48:22,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/834288e31/e1a765c835cf478b86b00af18a1ea036 [2020-10-27 20:48:22,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:48:22,184 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:48:22,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:48:22,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:48:22,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:48:22,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:48:22" (1/1) ... [2020-10-27 20:48:22,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4066b63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:22, skipping insertion in model container [2020-10-27 20:48:22,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:48:22" (1/1) ... [2020-10-27 20:48:22,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:48:22,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:48:22,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:48:22,904 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:48:23,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:48:23,114 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:48:23,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:23 WrapperNode [2020-10-27 20:48:23,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:48:23,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:48:23,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:48:23,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:48:23,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:23" (1/1) ... [2020-10-27 20:48:23,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:23" (1/1) ... [2020-10-27 20:48:23,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:23" (1/1) ... [2020-10-27 20:48:23,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:23" (1/1) ... [2020-10-27 20:48:23,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:23" (1/1) ... [2020-10-27 20:48:23,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:23" (1/1) ... [2020-10-27 20:48:23,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:23" (1/1) ... [2020-10-27 20:48:23,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:48:23,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:48:23,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:48:23,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:48:23,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:23" (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 [2020-10-27 20:48:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:48:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:48:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:48:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:48:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:48:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:48:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:48:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:48:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:48:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:48:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:48:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:48:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:48:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:48:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:48:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:48:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:48:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:48:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:48:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:48:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:48:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:48:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:48:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:48:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:48:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:48:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:48:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:48:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:48:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:48:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:48:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:48:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:48:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:48:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:48:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:48:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:48:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:48:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:48:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:48:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:48:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:48:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:48:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:48:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:48:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:48:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:48:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:48:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:48:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:48:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 20:48:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:48:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:48:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:48:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:48:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:48:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:48:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:48:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:48:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:48:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:48:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:48:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:48:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:48:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:48:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:48:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:48:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:48:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:48:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:48:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:48:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:48:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:48:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:48:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:48:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:48:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:48:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:48:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:48:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:48:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:48:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:48:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:48:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:48:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:48:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:48:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:48:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:48:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:48:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:48:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:48:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:48:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:48:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:48:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:48:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:48:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:48:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:48:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:48:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:48:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:48:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:48:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:48:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:48:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:48:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:48:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:48:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:48:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:48:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:48:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:48:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:48:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:48:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:48:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:48:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:48:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:48:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:48:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:48:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:48:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:48:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:48:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:48:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:48:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:48:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:48:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:48:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:48:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:48:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:48:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:48:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:48:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:48:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:48:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:48:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:48:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:48:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:48:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:48:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:48:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:48:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:48:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:48:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:48:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:48:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:48:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:48:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 20:48:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:48:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:48:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:48:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:48:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:48:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:48:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:48:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:48:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:48:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:48:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:48:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:48:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:48:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:48:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:48:25,670 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:48:25,671 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:48:25,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:48:25 BoogieIcfgContainer [2020-10-27 20:48:25,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:48:25,676 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:48:25,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:48:25,680 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:48:25,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:48:22" (1/3) ... [2020-10-27 20:48:25,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6ab1c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:48:25, skipping insertion in model container [2020-10-27 20:48:25,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:48:23" (2/3) ... [2020-10-27 20:48:25,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6ab1c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:48:25, skipping insertion in model container [2020-10-27 20:48:25,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:48:25" (3/3) ... [2020-10-27 20:48:25,683 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product09.cil.c [2020-10-27 20:48:25,695 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:48:25,701 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:48:25,715 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:48:25,748 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:48:25,749 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:48:25,749 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:48:25,749 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:48:25,749 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:48:25,749 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:48:25,749 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:48:25,749 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:48:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states. [2020-10-27 20:48:25,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 20:48:25,812 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:48:25,813 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 20:48:25,813 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]=== [2020-10-27 20:48:25,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:48:25,820 INFO L82 PathProgramCache]: Analyzing trace with hash 988640430, now seen corresponding path program 1 times [2020-10-27 20:48:25,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:48:25,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [877019487] [2020-10-27 20:48:25,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:48:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:26,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:26,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:26,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:27,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:27,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:27,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:28,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:30,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:31,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:31,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-27 20:48:31,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:48:31,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5066 [2020-10-27 20:48:31,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:31,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:48:31,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-27 20:48:31,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:48:31,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-27 20:48:32,416 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 20:48:32,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:48:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:32,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:32,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:32,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:32,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:32,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-27 20:48:32,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:32,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:32,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:32,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:32,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:32,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:48:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:32,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:32,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:32,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:32,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:32,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:32,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:32,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:32,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:32,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:32,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:32,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:48:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:32,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:32,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:32,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:32,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:32,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:32,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:32,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:32,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:32,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:32,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:32,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:48:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:32,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:32,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:32,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:32,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:32,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:32,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:32,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:32,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:32,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:32,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 20:48:32,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:48:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:32,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:32,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:32,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:32,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:32,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:32,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:32,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:32,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:32,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:32,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:32,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:48:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:32,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:32,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:32,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:32,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:32,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:48:32,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:32,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:32,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:32,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:32,844 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 20:48:32,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:48:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:32,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:32,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:32,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:33,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:33,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:33,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:33,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:34,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:35,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:35,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:35,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:37,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:37,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-27 20:48:37,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 20:48:37,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 20:48:37,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:37,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:48:37,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-27 20:48:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:48:37,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:38,143 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:48:38,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:48:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:38,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:38,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:38,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:38,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:38,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:38,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:39,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:48:39,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:48:39,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1198 [2020-10-27 20:48:39,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:39,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:39,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:48:39,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:48:39,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:39,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:39,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:39,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:39,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:48:39,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:48:39,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:39,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:39,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:39,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:48:39,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:39,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:48:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:39,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:39,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:48:39,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:39,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 20:48:39,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:39,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:39,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:39,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:48:39,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:39,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:48:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:39,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:39,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:48:39,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:39,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 20:48:39,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:39,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:48:39,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:39,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:48:39,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:39,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:39,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:39,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:39,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:39,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:39,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:39,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:39,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:39,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:39,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 20:48:39,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:48:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:39,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:39,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:40,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:40,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:48:40,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:48:40,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1205 [2020-10-27 20:48:40,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:40,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:40,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:48:40,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:48:40,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:40,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:40,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:40,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:40,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:40,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:40,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:48:40,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:48:40,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:40,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:40,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:40,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:48:40,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:40,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:48:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:40,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:40,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:40,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:48:40,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:40,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 20:48:40,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:40,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:40,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:40,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:48:40,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:40,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:48:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:40,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:40,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:40,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:48:40,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:40,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:48:40,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:40,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:48:40,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:40,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:48:40,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:40,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:40,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:40,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:40,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:40,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:40,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:40,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:40,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:40,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:40,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:40,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:40,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 20:48:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:40,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:40,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:41,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:41,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:41,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:42,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:44,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:44,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-27 20:48:44,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:48:44,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3896 [2020-10-27 20:48:44,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:44,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:44,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-27 20:48:44,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:44,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:44,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:44,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:44,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:44,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:44,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:45,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:45,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:47,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:47,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 20:48:47,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:48:47,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2291 [2020-10-27 20:48:47,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:47,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:48:47,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-27 20:48:47,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 20:48:47,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:47,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:47,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:47,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:47,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:48:47,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:47,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:47,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:47,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:47,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:47,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:47,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:47,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:47,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:47,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:47,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:47,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:47,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:47,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:47,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:47,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:47,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:47,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:47,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 20:48:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:47,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:47,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:47,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:48:47,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:47,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:48:47,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:47,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:47,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:47,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:47,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:47,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:48:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:47,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:47,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:47,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:48:47,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:47,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:48:47,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:47,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:47,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:47,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:48:47,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:47,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:48:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:47,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:47,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:47,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:48:47,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:47,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:48:47,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:47,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:48:47,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 20:48:47,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 20:48:47,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:47,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:47,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:47,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:47,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:47,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:47,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:48:47,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:47,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:47,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:47,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 20:48:47,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:47,697 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-27 20:48:47,698 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [877019487] [2020-10-27 20:48:47,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:48:47,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-27 20:48:47,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443730872] [2020-10-27 20:48:47,705 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 20:48:47,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:48:47,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 20:48:47,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2020-10-27 20:48:47,721 INFO L87 Difference]: Start difference. First operand 742 states. Second operand 22 states. [2020-10-27 20:48:50,262 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 20:48:52,127 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:48:53,299 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-27 20:48:54,744 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:48:58,646 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:49:00,049 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:49:00,620 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:49:00,826 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:49:02,952 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 20:49:04,111 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 20:49:05,952 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 20:49:07,125 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-27 20:49:08,814 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:49:10,030 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 20:49:12,557 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 411 DAG size of output: 406 [2020-10-27 20:49:13,774 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 20:49:21,832 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 20:49:26,311 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 20:49:27,807 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 20:49:29,051 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:49:30,435 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:49:36,405 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 20:49:38,100 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:49:40,599 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 411 DAG size of output: 407 [2020-10-27 20:49:45,352 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:50:49,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:50:49,099 INFO L93 Difference]: Finished difference Result 3506 states and 6408 transitions. [2020-10-27 20:50:49,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-10-27 20:50:49,102 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 139 [2020-10-27 20:50:49,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:50:49,170 INFO L225 Difference]: With dead ends: 3506 [2020-10-27 20:50:49,170 INFO L226 Difference]: Without dead ends: 2884 [2020-10-27 20:50:49,187 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1729 ImplicationChecksByTransitivity, 27.6s TimeCoverageRelationStatistics Valid=858, Invalid=4544, Unknown=0, NotChecked=0, Total=5402 [2020-10-27 20:50:49,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2884 states. [2020-10-27 20:50:49,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2884 to 1804. [2020-10-27 20:50:49,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1804 states. [2020-10-27 20:50:49,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2920 transitions. [2020-10-27 20:50:49,977 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2920 transitions. Word has length 139 [2020-10-27 20:50:49,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:50:49,978 INFO L481 AbstractCegarLoop]: Abstraction has 1804 states and 2920 transitions. [2020-10-27 20:50:49,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-27 20:50:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2920 transitions. [2020-10-27 20:50:49,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 20:50:49,995 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:50:49,997 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 20:50:49,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 20:50:49,997 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]=== [2020-10-27 20:50:50,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:50:50,003 INFO L82 PathProgramCache]: Analyzing trace with hash 1776417357, now seen corresponding path program 1 times [2020-10-27 20:50:50,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:50:50,003 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1089621719] [2020-10-27 20:50:50,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:50:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:50,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:50,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:50,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:50,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:50,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:51,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:51,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:52,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:55,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:55,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-27 20:50:55,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:50:55,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5061 [2020-10-27 20:50:55,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:55,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:50:55,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 143 [2020-10-27 20:50:55,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:50:55,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:56,420 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 20:50:56,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:50:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:56,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:56,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:56,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:56,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:56,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 20:50:56,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:56,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:56,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:56,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:56,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:56,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:50:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:56,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:56,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:56,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:50:56,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:56,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:50:56,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:56,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:56,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:56,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:56,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:56,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:50:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:56,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:56,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:56,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:50:56,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:56,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:50:56,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:56,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:56,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:56,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:56,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:56,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:50:56,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:56,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:56,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:56,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:56,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:56,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:50:56,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:56,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:56,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:56,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:56,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:56,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:50:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:56,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:56,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:56,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:50:56,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:56,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:50:56,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:56,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:56,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:56,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:56,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:56,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:50:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:56,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:56,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:56,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:56,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:56,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:56,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:56,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:56,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:56,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:56,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:56,779 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 20:50:56,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:50:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:56,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:56,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:56,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:56,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:56,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:57,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:57,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:57,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:57,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:01,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:01,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-27 20:51:01,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 20:51:01,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 20:51:01,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:01,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:51:01,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 109 [2020-10-27 20:51:01,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:01,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:01,979 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:51:01,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:51:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:01,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:01,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:01,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:02,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:51:02,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:51:02,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 686 [2020-10-27 20:51:02,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:02,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:02,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:51:02,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:51:02,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:02,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:02,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:02,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:51:02,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:02,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:51:02,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:02,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:02,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:02,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:51:02,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:02,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:51:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:02,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:02,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:51:02,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:02,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 20:51:02,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:02,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:02,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:02,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:51:02,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:02,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:51:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:02,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:02,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:02,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:02,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:51:02,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:02,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:02,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:02,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:51:02,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:02,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:02,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:02,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:02,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:02,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:02,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:02,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:02,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:02,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 20:51:02,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:02,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:02,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:03,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:51:03,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:51:03,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 514 [2020-10-27 20:51:03,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:03,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:03,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:51:03,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:51:03,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:03,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:03,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:03,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:51:03,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:03,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:51:03,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:03,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:03,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:03,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:51:03,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:03,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:51:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:03,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:03,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:51:03,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:03,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 20:51:03,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:03,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:03,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:03,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:51:03,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:03,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:51:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:03,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:03,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:03,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:03,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:51:03,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:03,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:03,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:03,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:51:03,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:03,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:03,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:03,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:03,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:03,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:03,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:03,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:03,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:03,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:03,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:03,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:51:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:03,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:03,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-27 20:51:03,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:51:03,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 383 [2020-10-27 20:51:03,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:03,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:03,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-27 20:51:03,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:51:03,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:03,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:03,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:03,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:04,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:04,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 20:51:04,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:51:04,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 332 [2020-10-27 20:51:04,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:04,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:04,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-27 20:51:04,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:51:04,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:04,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:04,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:04,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:04,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:51:04,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:04,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:51:04,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:04,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:04,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:04,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:04,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:04,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:04,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:04,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:04,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:04,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:04,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:04,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:04,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:04,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:04,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:04,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:04,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:51:04,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 20:51:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:04,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:04,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:04,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:51:04,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:04,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:04,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:04,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:04,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:04,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:04,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:04,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:51:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:04,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:04,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:04,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:51:04,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:04,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:51:04,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:04,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:04,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 20:51:04,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:51:04,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:04,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:51:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:04,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:04,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:04,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:51:04,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:04,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:51:04,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:04,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:04,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 20:51:04,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:04,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:04,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:04,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:04,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:04,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:04,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:04,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:04,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:04,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:04,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:04,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:04,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:04,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:04,431 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 20:51:04,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1089621719] [2020-10-27 20:51:04,431 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:51:04,431 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 20:51:04,432 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012722051] [2020-10-27 20:51:04,433 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 20:51:04,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:51:04,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 20:51:04,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-10-27 20:51:04,435 INFO L87 Difference]: Start difference. First operand 1804 states and 2920 transitions. Second operand 13 states. [2020-10-27 20:51:06,651 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 20:51:08,299 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 20:51:09,451 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:51:10,761 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 20:51:13,306 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 20:51:14,396 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 20:51:21,981 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:51:45,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:51:45,576 INFO L93 Difference]: Finished difference Result 6461 states and 11675 transitions. [2020-10-27 20:51:45,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 20:51:45,577 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 145 [2020-10-27 20:51:45,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:51:45,626 INFO L225 Difference]: With dead ends: 6461 [2020-10-27 20:51:45,626 INFO L226 Difference]: Without dead ends: 4678 [2020-10-27 20:51:45,641 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=279, Invalid=777, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 20:51:45,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2020-10-27 20:51:46,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 3039. [2020-10-27 20:51:46,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3039 states. [2020-10-27 20:51:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 3039 states and 4949 transitions. [2020-10-27 20:51:46,679 INFO L78 Accepts]: Start accepts. Automaton has 3039 states and 4949 transitions. Word has length 145 [2020-10-27 20:51:46,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:51:46,679 INFO L481 AbstractCegarLoop]: Abstraction has 3039 states and 4949 transitions. [2020-10-27 20:51:46,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 20:51:46,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3039 states and 4949 transitions. [2020-10-27 20:51:46,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-27 20:51:46,684 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:51:46,684 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 20:51:46,685 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 20:51:46,685 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:51:46,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:51:46,685 INFO L82 PathProgramCache]: Analyzing trace with hash 73364796, now seen corresponding path program 1 times [2020-10-27 20:51:46,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:51:46,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [489508094] [2020-10-27 20:51:46,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:51:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:46,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:46,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:46,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:46,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:47,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:47,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:48,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 20:51:51,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:51:51,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 20:51:51,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:51:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 147 [2020-10-27 20:51:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:51,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:52,957 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 20:51:52,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:51:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:52,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:53,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:53,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:53,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 20:51:53,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:53,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:53,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:51:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:53,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:53,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:53,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:53,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:53,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:53,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:53,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:53,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:53,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:53,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:51:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:53,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:53,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:53,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:53,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:53,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:53,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:53,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:53,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:53,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:53,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:51:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:53,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:53,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:53,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:53,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:53,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:53,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:53,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:53,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:53,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:53,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:51:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:53,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:53,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:53,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:53,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:53,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:53,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:53,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:53,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:53,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:53,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:51:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:53,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:53,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:53,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:53,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:53,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:53,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:53,315 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 20:51:53,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:51:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:53,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:53,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:54,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:54,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:55,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:58,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:58,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-27 20:51:58,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 20:51:58,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 20:51:58,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:58,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:51:58,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 113 [2020-10-27 20:51:58,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:58,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:58,533 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:51:58,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:51:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:58,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:58,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:58,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:58,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:58,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:58,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:59,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 20:51:59,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:51:59,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 754 [2020-10-27 20:51:59,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 20:51:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:51:59,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:59,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:59,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:59,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:51:59,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:59,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:51:59,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:59,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:59,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:59,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:51:59,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:59,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:51:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:59,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:59,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:51:59,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:59,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 20:51:59,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:59,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:59,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:59,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 20:51:59,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:59,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:51:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:59,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:59,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:59,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:59,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:51:59,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:59,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:59,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:59,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:51:59,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:59,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:59,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:59,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:59,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:59,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:59,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:59,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:59,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:51:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:59,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:59,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 20:51:59,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:51:59,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 285 [2020-10-27 20:51:59,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:59,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 20:51:59,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 20:51:59,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 20:51:59,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:59,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:59,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:59,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:51:59,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:59,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:51:59,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:51:59,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:59,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:51:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:59,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:59,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:51:59,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:51:59,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 20:51:59,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:59,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 20:51:59,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:59,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 20:51:59,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:59,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:51:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:59,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:59,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:59,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:59,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:59,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 20:51:59,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:59,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 20:51:59,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:59,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 20:51:59,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:00,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:00,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:00,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:52:00,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:00,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:52:00,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:00,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:52:00,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:00,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:52:00,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:00,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 20:52:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:00,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:00,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-27 20:52:00,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:52:00,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 191 [2020-10-27 20:52:00,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:00,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:52:00,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 20:52:00,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:52:00,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:00,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:00,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:00,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-27 20:52:00,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:52:00,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-27 20:52:00,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:00,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:52:00,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 20:52:00,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:52:00,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:00,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:00,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:00,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:52:00,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:00,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:52:00,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:00,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:00,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:00,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:00,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:00,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:00,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:00,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:52:00,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:00,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:52:00,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:00,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:00,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:00,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:00,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:00,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 20:52:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:00,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:00,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:52:00,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:00,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:52:00,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:00,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:52:00,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:00,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:52:00,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:00,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:52:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:00,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:00,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:52:00,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:00,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:52:00,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:00,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:00,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:52:00,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:00,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:00,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:52:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:00,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:00,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 20:52:00,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:00,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:52:00,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:00,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:00,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-27 20:52:00,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:00,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:00,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:52:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:00,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:00,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:52:00,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:52:00,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:52:00,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:52:00,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:52:00,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:52:00,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:52:00,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:52:00,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:52:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-27 20:52:00,789 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [489508094] [2020-10-27 20:52:00,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:52:00,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-27 20:52:00,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515326204] [2020-10-27 20:52:00,790 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-27 20:52:00,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:52:00,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-27 20:52:00,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=495, Unknown=0, NotChecked=0, Total=552 [2020-10-27 20:52:00,791 INFO L87 Difference]: Start difference. First operand 3039 states and 4949 transitions. Second operand 24 states. [2020-10-27 20:52:04,382 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 20:52:05,706 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 20:52:07,196 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 406