/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:22:28,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:22:28,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:22:28,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:22:28,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:22:28,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:22:28,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:22:28,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:22:28,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:22:28,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:22:28,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:22:28,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:22:28,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:22:28,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:22:28,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:22:28,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:22:28,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:22:28,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:22:28,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:22:28,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:22:28,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:22:28,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:22:28,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:22:28,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:22:28,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:22:28,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:22:28,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:22:28,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:22:28,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:22:28,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:22:28,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:22:28,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:22:28,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:22:28,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:22:28,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:22:28,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:22:28,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:22:28,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:22:28,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:22:28,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:22:28,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:22:28,673 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 10:22:28,725 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:22:28,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:22:28,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:22:28,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:22:28,731 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:22:28,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:22:28,731 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:22:28,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:22:28,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:22:28,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:22:28,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:22:28,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:22:28,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:22:28,734 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:22:28,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:22:28,734 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:22:28,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:22:28,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:22:28,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:22:28,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:22:28,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:22:28,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:22:28,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:22:28,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:22:28,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:22:28,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:22:28,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:22:28,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:22:28,737 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:22:28,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:22:29,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:22:29,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:22:29,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:22:29,195 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:22:29,196 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:22:29,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product30.cil.c [2020-10-29 10:22:29,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dab8fff2f/defaf9af41784205888b2f93ab876ac2/FLAG362b6c7b5 [2020-10-29 10:22:30,056 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:22:30,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product30.cil.c [2020-10-29 10:22:30,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dab8fff2f/defaf9af41784205888b2f93ab876ac2/FLAG362b6c7b5 [2020-10-29 10:22:30,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dab8fff2f/defaf9af41784205888b2f93ab876ac2 [2020-10-29 10:22:30,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:22:30,277 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:22:30,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:22:30,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:22:30,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:22:30,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:22:30" (1/1) ... [2020-10-29 10:22:30,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e8617f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:30, skipping insertion in model container [2020-10-29 10:22:30,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:22:30" (1/1) ... [2020-10-29 10:22:30,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:22:30,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:22:31,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:22:31,070 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:22:31,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:22:31,360 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:22:31,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:31 WrapperNode [2020-10-29 10:22:31,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:22:31,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:22:31,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:22:31,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:22:31,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:31" (1/1) ... [2020-10-29 10:22:31,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:31" (1/1) ... [2020-10-29 10:22:31,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:31" (1/1) ... [2020-10-29 10:22:31,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:31" (1/1) ... [2020-10-29 10:22:31,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:31" (1/1) ... [2020-10-29 10:22:31,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:31" (1/1) ... [2020-10-29 10:22:31,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:31" (1/1) ... [2020-10-29 10:22:31,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:22:31,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:22:31,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:22:31,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:22:31,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:31" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:22:31,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:22:31,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:22:31,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:22:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:22:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:22:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:22:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:22:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:22:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:22:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:22:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:22:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:22:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:22:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:22:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:22:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:22:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:22:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:22:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:22:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:22:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:22:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:22:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:22:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:22:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:22:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:22:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:22:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:22:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:22:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:22:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:22:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:22:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:22:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:22:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:22:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:22:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:22:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:22:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:22:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:22:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 10:22:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 10:22:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-29 10:22:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-29 10:22:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:22:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:22:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:22:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-29 10:22:31,739 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:22:31,739 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:22:31,739 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-29 10:22:31,739 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:22:31,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:22:31,740 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:22:31,740 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:22:31,740 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:22:31,741 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:22:31,741 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:22:31,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:22:31,741 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:22:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:22:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-29 10:22:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:22:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:22:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:22:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-29 10:22:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:22:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:22:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:22:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2020-10-29 10:22:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:22:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__twothirdsfull [2020-10-29 10:22:31,745 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:22:31,746 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:22:31,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:22:31,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:22:31,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:22:31,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:22:31,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:22:31,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:22:31,747 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:22:31,747 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:22:31,748 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:22:31,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:22:31,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:22:31,748 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:22:31,748 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:22:31,748 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:22:31,749 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:22:31,749 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:22:31,749 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:22:31,749 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:22:31,749 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:22:31,749 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:22:31,749 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:22:31,750 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:22:31,750 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:22:31,750 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:22:31,750 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:22:31,750 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:22:31,750 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:22:31,750 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:22:31,751 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:22:31,751 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:22:31,751 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:22:31,751 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:22:31,751 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:22:31,751 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:22:31,752 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:22:31,752 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:22:31,752 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 10:22:31,752 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-29 10:22:31,753 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:22:31,753 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:22:31,753 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:22:31,753 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:22:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:22:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:22:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:22:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:22:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:22:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:22:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:22:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:22:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:22:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:22:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:22:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:22:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:22:31,757 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:22:31,758 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:22:31,759 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:22:31,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 10:22:31,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-29 10:22:31,762 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:22:31,762 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:22:31,762 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:22:31,763 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:22:31,764 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:22:31,765 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-29 10:22:31,765 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:22:31,765 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-29 10:22:31,765 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:22:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:22:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:22:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:22:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:22:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-29 10:22:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:22:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:22:31,772 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-29 10:22:31,772 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:22:31,772 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:22:31,772 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:22:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2020-10-29 10:22:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__twothirdsfull [2020-10-29 10:22:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:22:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:22:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:22:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:22:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:22:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:22:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:22:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:22:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:22:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:22:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:22:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:22:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:22:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:22:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:22:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:22:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:22:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:22:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:22:34,596 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:22:34,596 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:22:34,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:22:34 BoogieIcfgContainer [2020-10-29 10:22:34,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:22:34,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:22:34,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:22:34,605 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:22:34,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:22:30" (1/3) ... [2020-10-29 10:22:34,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58ba9b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:22:34, skipping insertion in model container [2020-10-29 10:22:34,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:22:31" (2/3) ... [2020-10-29 10:22:34,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58ba9b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:22:34, skipping insertion in model container [2020-10-29 10:22:34,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:22:34" (3/3) ... [2020-10-29 10:22:34,609 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product30.cil.c [2020-10-29 10:22:34,621 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:22:34,627 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:22:34,641 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:22:34,675 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:22:34,675 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:22:34,675 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:22:34,675 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:22:34,675 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:22:34,675 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:22:34,676 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:22:34,676 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:22:34,713 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states. [2020-10-29 10:22:34,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-29 10:22:34,728 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:22:34,729 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:22:34,730 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:22:34,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:22:34,736 INFO L82 PathProgramCache]: Analyzing trace with hash -1526982820, now seen corresponding path program 1 times [2020-10-29 10:22:34,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:22:34,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [343000164] [2020-10-29 10:22:34,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:22:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:35,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:35,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:35,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:36,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:37,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:39,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:40,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:40,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-29 10:22:40,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:22:40,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-29 10:22:40,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:40,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:40,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 10:22:40,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:22:40,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 10:22:40,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:22:41,828 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:22:41,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:22:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:41,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:42,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:42,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:22:42,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:42,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 188 [2020-10-29 10:22:42,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:42,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:42,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:42,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:42,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:22:42,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:42,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:22:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:42,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:42,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:42,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:22:42,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:42,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:22:42,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:42,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:42,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:42,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:42,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:22:42,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:42,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:22:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:42,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:42,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:42,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:22:42,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:42,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:22:42,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:42,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:42,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:42,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:42,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:22:42,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:42,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:22:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:42,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:42,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:42,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:22:42,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:42,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:22:42,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:42,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:42,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:42,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:42,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:22:42,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:42,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:22:42,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:42,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:42,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:42,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:22:42,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:42,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:22:42,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:42,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:42,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:42,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:42,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:22:42,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:42,296 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-10-29 10:22:42,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:22:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:42,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:42,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:42,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:22:42,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:42,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:22:42,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:42,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:42,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:42,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:42,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:22:42,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:42,572 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:22:42,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:22:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:42,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:42,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:42,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:42,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:42,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:44,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:47,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:47,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 10:22:47,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:22:47,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 10:22:47,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:47,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:47,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:22:47,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:22:47,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 10:22:47,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:47,850 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:22:47,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:22:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:47,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:47,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:47,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:47,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:48,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:48,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:48,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:22:48,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:22:48,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 792 [2020-10-29 10:22:48,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:48,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:48,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:48,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:48,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:22:48,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:48,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:22:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:48,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:48,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:48,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:48,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:22:48,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:22:48,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:22:48,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:48,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:48,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:22:48,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:22:48,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:22:48,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:48,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:22:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:48,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:48,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:48,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:48,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:22:48,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:22:48,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 10:22:48,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:48,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:48,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:22:48,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:22:48,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:22:48,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:48,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:22:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:48,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:48,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:48,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:22:48,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:48,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:22:48,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:48,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:48,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:48,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:48,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:22:48,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:48,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:22:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:48,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:48,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:49,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:49,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:22:49,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:22:49,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-29 10:22:49,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:49,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:49,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 10:22:49,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:22:49,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 10:22:49,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:49,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:22:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:49,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:49,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:49,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:22:49,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:49,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-29 10:22:49,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:49,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:49,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:22:49,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:22:49,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 10:22:49,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 17 [2020-10-29 10:22:49,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:22:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:49,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:49,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:49,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:22:49,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:49,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:22:49,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:49,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:49,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:49,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:49,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:22:49,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:22:49,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:22:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:49,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:49,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:49,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:22:49,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:49,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:22:49,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:49,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:49,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:22:49,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:49,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:22:49,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:49,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:22:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:22:49,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:22:49,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:22:49,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:22:49,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:22:49,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:22:49,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:22:49,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:22:49,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:22:49,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:22:49,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:22:49,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:22:49,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:22:49,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [343000164] [2020-10-29 10:22:49,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:22:49,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-29 10:22:49,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265263468] [2020-10-29 10:22:49,282 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 10:22:49,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:22:49,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 10:22:49,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2020-10-29 10:22:49,296 INFO L87 Difference]: Start difference. First operand 809 states. Second operand 15 states. [2020-10-29 10:22:52,086 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-29 10:22:52,675 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:22:53,977 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:22:55,194 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:22:56,678 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:22:58,439 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:23:02,778 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:23:05,331 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:23:09,885 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:23:21,310 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:23:22,475 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:23:23,162 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:23:36,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:23:36,131 INFO L93 Difference]: Finished difference Result 2595 states and 4567 transitions. [2020-10-29 10:23:36,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-29 10:23:36,133 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 86 [2020-10-29 10:23:36,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:23:36,185 INFO L225 Difference]: With dead ends: 2595 [2020-10-29 10:23:36,186 INFO L226 Difference]: Without dead ends: 1933 [2020-10-29 10:23:36,198 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=374, Invalid=1108, Unknown=0, NotChecked=0, Total=1482 [2020-10-29 10:23:36,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1933 states. [2020-10-29 10:23:36,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1933 to 1153. [2020-10-29 10:23:36,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1153 states. [2020-10-29 10:23:36,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1153 states and 1858 transitions. [2020-10-29 10:23:36,798 INFO L78 Accepts]: Start accepts. Automaton has 1153 states and 1858 transitions. Word has length 86 [2020-10-29 10:23:36,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:23:36,799 INFO L481 AbstractCegarLoop]: Abstraction has 1153 states and 1858 transitions. [2020-10-29 10:23:36,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 10:23:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1858 transitions. [2020-10-29 10:23:36,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-29 10:23:36,820 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:23:36,821 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:23:36,821 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:23:36,821 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:23:36,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:23:36,822 INFO L82 PathProgramCache]: Analyzing trace with hash 1556296094, now seen corresponding path program 1 times [2020-10-29 10:23:36,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:23:36,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1775010091] [2020-10-29 10:23:36,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:23:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:36,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:37,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:37,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:37,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:38,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:38,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:39,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:41,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:41,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-29 10:23:41,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:23:41,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-29 10:23:41,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:41,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:41,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 10:23:41,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:23:41,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-29 10:23:41,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:43,193 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:23:43,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:23:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:23:43,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 156 [2020-10-29 10:23:43,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:43,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:23:43,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:43,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:23:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:23:43,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:43,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:43,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:23:43,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:43,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:23:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:23:43,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:43,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:43,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:23:43,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:43,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:23:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:23:43,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:43,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:43,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:23:43,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:43,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:23:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:23:43,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:23:43,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:43,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:23:43,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:43,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:23:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:43,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:23:43,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:43,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:23:43,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:43,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:43,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:43,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:43,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:23:43,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:43,832 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:23:43,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:23:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:43,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:43,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:44,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:48,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:48,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:48,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:48,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-29 10:23:48,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:23:48,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-29 10:23:48,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:48,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:48,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:23:48,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-29 10:23:48,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 10:23:48,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:23:49,057 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:23:49,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:23:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:49,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:49,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:49,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:49,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:49,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:49,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:49,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:23:49,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:23:49,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 645 [2020-10-29 10:23:49,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:49,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:49,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:23:49,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:23:49,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:23:49,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:49,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:49,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:49,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:49,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:49,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:23:49,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:23:49,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:23:49,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:49,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:49,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:23:49,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:23:49,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:23:49,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:49,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:23:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:49,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:49,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:49,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:49,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:49,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:23:49,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:23:49,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-29 10:23:49,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:49,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:49,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:23:49,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:23:49,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:23:49,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:50,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:23:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:50,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:50,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:50,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:23:50,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:23:50,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:23:50,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:50,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:50,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:23:50,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:23:50,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:23:50,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:50,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:23:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:50,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:50,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:50,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:50,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:50,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:50,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:50,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:55,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:23:55,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-29 10:23:55,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:23:55,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-29 10:23:55,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:23:55,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:23:55,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:23:55,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 10:23:55,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 10:23:55,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:23:55,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:23:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:23:55,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:55,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:55,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:55,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:55,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:55,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:23:55,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:00,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:00,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-29 10:24:00,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:24:00,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 10:24:00,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:00,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:00,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:24:00,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-29 10:24:00,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 10:24:00,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:24:00,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:24:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:00,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:00,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:00,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:24:00,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:00,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:24:00,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:00,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:00,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:00,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:00,423 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:24:00,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:24:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:00,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:00,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:00,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:00,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:00,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:01,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:05,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 10:24:05,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:24:05,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 10:24:05,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:05,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:05,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:24:05,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 10:24:05,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 10:24:05,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:24:05,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:24:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:05,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:05,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:24:05,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:05,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 10:24:05,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:05,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:05,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:24:05,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:05,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 10:24:05,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:05,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 10:24:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:05,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:05,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:24:05,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:05,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:24:05,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:05,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:05,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:05,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:05,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:24:05,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:05,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:24:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:05,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:05,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:24:05,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:05,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 10:24:05,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:05,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:05,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:05,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:05,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:24:05,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:05,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 10:24:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:05,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:05,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 10:24:05,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:05,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 10:24:05,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:05,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:05,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:24:05,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:24:05,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:24:05,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:05,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:24:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:05,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:05,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:24:05,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:05,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:24:05,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:05,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:05,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:24:05,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:24:05,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:24:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:05,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:05,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:24:05,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:05,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:24:05,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:05,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:24:05,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:05,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 10:24:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:05,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:05,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:24:05,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:24:05,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:24:05,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:05,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:05,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:24:05,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 10:24:05,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 10:24:05,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:05,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 10:24:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:05,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:05,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:24:05,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:05,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:24:05,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:05,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:05,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:05,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 10:24:05,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:05,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:05,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:24:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:24:05,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:24:05,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:24:05,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:24:05,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:24:05,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:24:05,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:24:05,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:24:05,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:24:05,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:24:05,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:24:05,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:24:06,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 10:24:06,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1775010091] [2020-10-29 10:24:06,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:24:06,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2020-10-29 10:24:06,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865313204] [2020-10-29 10:24:06,136 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-29 10:24:06,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:24:06,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-29 10:24:06,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2020-10-29 10:24:06,137 INFO L87 Difference]: Start difference. First operand 1153 states and 1858 transitions. Second operand 21 states. [2020-10-29 10:24:09,187 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:24:09,837 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:24:11,326 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-29 10:24:12,732 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-29 10:24:14,334 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 432 [2020-10-29 10:24:16,851 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-29 10:24:18,268 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 436 [2020-10-29 10:24:19,189 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2020-10-29 10:24:23,624 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:24:23,973 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-29 10:24:24,622 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2020-10-29 10:24:26,541 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-29 10:24:29,027 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:24:30,666 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:24:31,141 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-29 10:24:34,723 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 10:24:35,576 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-29 10:24:37,030 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 438 [2020-10-29 10:24:37,904 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:24:39,623 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 428 [2020-10-29 10:24:39,967 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-29 10:24:41,353 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:24:43,206 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:24:45,377 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:24:47,615 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2020-10-29 10:24:51,635 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:24:53,888 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-29 10:25:00,077 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:25:01,835 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:25:02,180 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2020-10-29 10:25:03,544 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:25:04,937 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:25:06,753 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:25:08,810 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:25:32,425 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-29 10:25:33,911 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:25:35,279 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 434 [2020-10-29 10:25:36,613 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 428 [2020-10-29 10:25:37,404 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-29 10:25:39,997 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 437 DAG size of output: 430 [2020-10-29 10:25:44,738 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-29 10:25:45,436 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-10-29 10:25:48,149 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-29 10:25:48,930 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:25:49,215 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-29 10:25:51,649 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-29 10:25:52,933 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-29 10:25:54,207 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:25:54,877 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2020-10-29 10:25:57,451 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 436 DAG size of output: 429 [2020-10-29 10:26:00,271 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-29 10:26:00,704 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-29 10:26:03,104 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:26:03,884 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:26:04,167 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 123