/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=0.2 --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 -i ../../../trunk/examples/svcomp/product-lines/elevator_spec14_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:21:51,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:21:51,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:21:52,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:21:52,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:21:52,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:21:52,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:21:52,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:21:52,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:21:52,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:21:52,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:21:52,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:21:52,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:21:52,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:21:52,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:21:52,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:21:52,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:21:52,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:21:52,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:21:52,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:21:52,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:21:52,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:21:52,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:21:52,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:21:52,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:21:52,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:21:52,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:21:52,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:21:52,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:21:52,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:21:52,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:21:52,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:21:52,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:21:52,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:21:52,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:21:52,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:21:52,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:21:52,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:21:52,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:21:52,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:21:52,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:21:52,044 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 [2020-10-15 00:21:52,096 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:21:52,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:21:52,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:21:52,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:21:52,099 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:21:52,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:21:52,099 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:21:52,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:21:52,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:21:52,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:21:52,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:21:52,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:21:52,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:21:52,100 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:21:52,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:21:52,101 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:21:52,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:21:52,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:21:52,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:21:52,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:21:52,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:21:52,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:21:52,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:21:52,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:21:52,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:21:52,104 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:21:52,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:21:52,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:21:52,105 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:21:52,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:21:52,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:21:52,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:21:52,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:21:52,460 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:21:52,460 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:21:52,461 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_productSimulator.cil.c [2020-10-15 00:21:52,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/56efb1276/adbc4d0262ca48c7831ebbbf9aab8d1c/FLAG789add0ee [2020-10-15 00:21:53,167 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:21:53,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_productSimulator.cil.c [2020-10-15 00:21:53,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/56efb1276/adbc4d0262ca48c7831ebbbf9aab8d1c/FLAG789add0ee [2020-10-15 00:21:53,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/56efb1276/adbc4d0262ca48c7831ebbbf9aab8d1c [2020-10-15 00:21:53,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:21:53,374 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:21:53,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:21:53,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:21:53,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:21:53,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:21:53" (1/1) ... [2020-10-15 00:21:53,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c286c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:53, skipping insertion in model container [2020-10-15 00:21:53,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:21:53" (1/1) ... [2020-10-15 00:21:53,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:21:53,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:21:54,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:21:54,187 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:21:54,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:21:54,499 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:21:54,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:54 WrapperNode [2020-10-15 00:21:54,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:21:54,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:21:54,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:21:54,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:21:54,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:54" (1/1) ... [2020-10-15 00:21:54,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:54" (1/1) ... [2020-10-15 00:21:54,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:54" (1/1) ... [2020-10-15 00:21:54,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:54" (1/1) ... [2020-10-15 00:21:54,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:54" (1/1) ... [2020-10-15 00:21:54,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:54" (1/1) ... [2020-10-15 00:21:54,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:54" (1/1) ... [2020-10-15 00:21:54,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:21:54,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:21:54,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:21:54,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:21:54,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:54" (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 [2020-10-15 00:21:54,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:21:54,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:21:54,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:21:54,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-15 00:21:54,784 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:21:54,784 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:21:54,784 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:21:54,784 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:21:54,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:21:54,785 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:21:54,785 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:21:54,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:21:54,785 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:21:54,786 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:21:54,786 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:21:54,786 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:21:54,786 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:21:54,786 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:21:54,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:21:54,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:21:54,787 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:21:54,788 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:21:54,788 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:21:54,788 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:21:54,788 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:21:54,788 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:21:54,789 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:21:54,789 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:21:54,789 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:21:54,789 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:21:54,789 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:21:54,790 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:21:54,790 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:21:54,790 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:21:54,790 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:21:54,790 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:21:54,791 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:21:54,791 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:21:54,791 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:21:54,791 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:21:54,791 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:21:54,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2020-10-15 00:21:54,792 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2020-10-15 00:21:54,792 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:21:54,792 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2020-10-15 00:21:54,792 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2020-10-15 00:21:54,792 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:21:54,792 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2020-10-15 00:21:54,793 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2020-10-15 00:21:54,793 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2020-10-15 00:21:54,793 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2020-10-15 00:21:54,793 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:21:54,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:21:54,794 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:21:54,794 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:21:54,794 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:21:54,794 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:21:54,794 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:21:54,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:21:54,795 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:21:54,795 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:21:54,795 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-15 00:21:54,795 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-15 00:21:54,795 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2020-10-15 00:21:54,795 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2020-10-15 00:21:54,796 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:21:54,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:21:54,796 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:21:54,796 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-15 00:21:54,796 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-15 00:21:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-15 00:21:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-15 00:21:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:21:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:21:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:21:54,797 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2020-10-15 00:21:54,798 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2020-10-15 00:21:54,798 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:21:54,798 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2020-10-15 00:21:54,798 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2020-10-15 00:21:54,798 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:21:54,799 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:21:54,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-15 00:21:54,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-15 00:21:54,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:21:54,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:21:54,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:21:54,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:21:54,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:21:54,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:21:54,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:21:54,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:21:54,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-15 00:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-15 00:21:54,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-15 00:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:21:54,802 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:21:54,803 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:21:54,803 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:21:54,803 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:21:54,803 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:21:54,803 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:21:54,804 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:21:54,804 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:21:54,804 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:21:54,804 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:21:54,804 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:21:54,804 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:21:54,804 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:21:54,805 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:21:54,805 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:21:54,805 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:21:54,805 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:21:54,805 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:21:54,805 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:21:54,805 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:21:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:21:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:21:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:21:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:21:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:21:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:21:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:21:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:21:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:21:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:21:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:21:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:21:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2020-10-15 00:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2020-10-15 00:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2020-10-15 00:21:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2020-10-15 00:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2020-10-15 00:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2020-10-15 00:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2020-10-15 00:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2020-10-15 00:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:21:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-15 00:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-15 00:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2020-10-15 00:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2020-10-15 00:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:21:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-15 00:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-15 00:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-15 00:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-15 00:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:21:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2020-10-15 00:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2020-10-15 00:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2020-10-15 00:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2020-10-15 00:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:21:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:21:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:21:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:21:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:21:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:21:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:21:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:21:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:21:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:21:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:21:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:21:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:21:56,945 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:21:56,945 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:21:56,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:21:56 BoogieIcfgContainer [2020-10-15 00:21:56,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:21:56,957 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:21:56,957 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:21:56,962 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:21:56,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:21:53" (1/3) ... [2020-10-15 00:21:56,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34f02bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:21:56, skipping insertion in model container [2020-10-15 00:21:56,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:54" (2/3) ... [2020-10-15 00:21:56,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34f02bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:21:56, skipping insertion in model container [2020-10-15 00:21:56,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:21:56" (3/3) ... [2020-10-15 00:21:56,966 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec14_productSimulator.cil.c [2020-10-15 00:21:56,977 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:21:56,989 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:21:57,004 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:21:57,043 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:21:57,043 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:21:57,043 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:21:57,043 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:21:57,043 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:21:57,044 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:21:57,044 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:21:57,044 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:21:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states. [2020-10-15 00:21:57,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-10-15 00:21:57,137 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:21:57,139 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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] [2020-10-15 00:21:57,139 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:21:57,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:21:57,148 INFO L82 PathProgramCache]: Analyzing trace with hash -2107990238, now seen corresponding path program 1 times [2020-10-15 00:21:57,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:21:57,159 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1875232545] [2020-10-15 00:21:57,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:21:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:57,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:58,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:58,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:59,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:59,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:59,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:02,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:02,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 178 [2020-10-15 00:22:02,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:22:02,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-15 00:22:02,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:02,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:02,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 00:22:02,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:02,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-15 00:22:02,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 00:22:04,186 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-15 00:22:04,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:22:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:04,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:04,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:04,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 150 [2020-10-15 00:22:04,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:04,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:04,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:04,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:04,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:22:04,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:04,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:22:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:04,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:04,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:04,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:22:04,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:04,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:04,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:04,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:04,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:22:04,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-15 00:22:04,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:22:04,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:04,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 00:22:04,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:04,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 00:22:04,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:04,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:04,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:04,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:04,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-15 00:22:04,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:04,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:22:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:04,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:04,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:04,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:22:04,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:04,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:04,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:04,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:04,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:04,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:04,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:22:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:04,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:04,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:04,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:22:04,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:04,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:04,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:04,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:04,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:04,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:22:04,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:22:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:04,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:04,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:04,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:22:04,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:04,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:04,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:04,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:04,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:04,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:04,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:22:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:04,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:04,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:04,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:22:04,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:04,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:04,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:04,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:04,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:04,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:22:04,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-15 00:22:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:04,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:04,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:04,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:22:04,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:04,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:04,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:04,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:04,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:04,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:22:04,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 00:22:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:04,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:22:04,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:04,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:22:04,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:04,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:04,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:04,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:04,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:22:04,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:22:04,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 00:22:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:04,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:22:04,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:04,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:22:04,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:04,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:04,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:04,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:04,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:22:04,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:22:04,845 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-15 00:22:04,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-15 00:22:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:04,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:04,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:05,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:05,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:05,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:22:05,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:22:05,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 932 [2020-10-15 00:22:05,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:05,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:05,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:05,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:05,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:22:05,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 00:22:05,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:05,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:05,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:05,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:05,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:22:05,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:22:05,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:22:05,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:05,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:05,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:22:05,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:22:05,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:22:05,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:05,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:22:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:05,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:05,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:05,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:05,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:22:05,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:22:05,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 00:22:05,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:05,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:05,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:22:05,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:22:05,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 00:22:05,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:05,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:22:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:05,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:05,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:05,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:22:05,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:05,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:22:05,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:05,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:05,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:05,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:05,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:22:05,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:06,173 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-15 00:22:06,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-15 00:22:06,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:06,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:06,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:06,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:22:06,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:06,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-15 00:22:06,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:06,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:06,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:22:06,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:22:06,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 00:22:06,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:06,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:06,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:06,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:06,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:06,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:06,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:22:06,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:06,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:06,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:22:06,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:06,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:22:06,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:06,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-15 00:22:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:06,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:06,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:06,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:22:06,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:06,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:22:06,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:06,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:06,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:06,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-15 00:22:06,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:06,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:06,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:22:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:06,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:06,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:06,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:22:06,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:06,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:06,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:06,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:06,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:06,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:22:06,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:06,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:06,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-15 00:22:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:06,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:06,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:06,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:06,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:06,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:22:06,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:06,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:06,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:06,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:06,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:06,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:06,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 00:22:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:06,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:06,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:06,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:06,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:06,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:22:06,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:06,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:06,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:06,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:06,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:06,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:22:06,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-15 00:22:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:22:06,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:22:06,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:22:06,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:22:06,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:22:06,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:22:06,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:22:06,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:22:06,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:22:06,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:22:06,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:22:06,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:22:06,517 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-15 00:22:06,518 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1875232545] [2020-10-15 00:22:06,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:22:06,521 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-15 00:22:06,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444371641] [2020-10-15 00:22:06,530 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 00:22:06,530 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:22:06,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 00:22:06,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-10-15 00:22:06,548 INFO L87 Difference]: Start difference. First operand 890 states. Second operand 15 states. [2020-10-15 00:22:08,410 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-15 00:22:08,710 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-15 00:22:09,040 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-15 00:22:09,452 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-15 00:22:10,615 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-15 00:22:11,440 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-15 00:22:12,437 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-15 00:22:14,065 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:22:21,153 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:22:22,660 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:22:28,715 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-15 00:22:30,076 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-15 00:22:30,856 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-15 00:22:39,419 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-15 00:22:40,250 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:22:40,701 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-10-15 00:22:41,497 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-15 00:22:42,392 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:22:56,815 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-15 00:22:59,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:22:59,616 INFO L93 Difference]: Finished difference Result 3010 states and 5381 transitions. [2020-10-15 00:22:59,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-15 00:22:59,618 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 120 [2020-10-15 00:22:59,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:22:59,702 INFO L225 Difference]: With dead ends: 3010 [2020-10-15 00:22:59,703 INFO L226 Difference]: Without dead ends: 2238 [2020-10-15 00:22:59,722 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 690 ImplicationChecksByTransitivity, 12.6s TimeCoverageRelationStatistics Valid=592, Invalid=2060, Unknown=0, NotChecked=0, Total=2652 [2020-10-15 00:22:59,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2238 states. [2020-10-15 00:23:00,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2238 to 1507. [2020-10-15 00:23:00,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1507 states. [2020-10-15 00:23:00,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 2411 transitions. [2020-10-15 00:23:00,275 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 2411 transitions. Word has length 120 [2020-10-15 00:23:00,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:23:00,276 INFO L479 AbstractCegarLoop]: Abstraction has 1507 states and 2411 transitions. [2020-10-15 00:23:00,276 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 00:23:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2411 transitions. [2020-10-15 00:23:00,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-15 00:23:00,287 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:23:00,287 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:23:00,287 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:23:00,288 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:23:00,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:23:00,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1348631715, now seen corresponding path program 1 times [2020-10-15 00:23:00,288 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:23:00,289 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [937097746] [2020-10-15 00:23:00,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:23:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:00,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:00,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:00,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:00,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:00,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:01,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:04,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:05,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:05,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-15 00:23:05,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:23:05,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5106 [2020-10-15 00:23:05,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:05,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:05,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-15 00:23:05,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:23:05,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-15 00:23:05,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:23:06,456 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-15 00:23:06,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:23:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:06,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:06,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:06,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-15 00:23:06,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:06,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:06,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:06,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:06,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:23:06,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:06,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:23:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:06,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:06,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:06,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:23:06,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:06,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:06,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:06,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:06,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:23:06,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:06,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:23:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:06,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 00:23:06,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:06,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 00:23:06,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:06,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:06,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:06,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:06,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-15 00:23:06,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:06,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:23:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:06,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:06,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:06,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:06,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:06,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:06,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:06,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:06,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:06,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:06,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:23:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:06,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:06,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:06,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:06,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:06,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:06,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:06,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:06,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:06,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:06,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:23:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:06,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:06,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:06,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:06,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:06,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:06,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:06,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:06,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:06,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:06,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:23:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:06,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:06,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:06,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:06,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:06,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:06,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:06,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:06,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:06,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:06,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-15 00:23:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:06,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:06,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:06,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:06,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:06,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:06,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:06,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:06,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 00:23:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:06,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:23:06,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:06,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:23:06,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:06,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:06,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:06,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:06,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:23:06,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:06,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 00:23:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:06,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:23:06,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:06,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:06,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:06,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:06,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:06,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:06,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:23:06,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:06,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-15 00:23:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:06,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:06,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:07,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:07,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:07,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:23:07,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:23:07,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 865 [2020-10-15 00:23:07,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:07,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:07,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:07,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:07,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:23:07,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:07,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:07,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:07,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:07,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:07,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:23:07,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:23:07,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:23:07,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:07,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:07,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:23:07,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:23:07,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:23:07,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:07,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:23:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:07,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:07,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:07,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:07,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:23:07,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:23:07,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 00:23:07,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:07,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:07,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:23:07,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:23:07,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:23:07,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:07,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:23:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:07,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:07,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:07,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:23:07,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:07,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:23:07,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:07,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:07,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:07,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:07,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:23:07,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:08,098 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:23:08,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 00:23:08,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:08,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:08,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:08,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:08,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 00:23:13,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:23:13,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-15 00:23:13,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:23:13,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:23:13,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 00:23:13,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:13,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:23:13,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:23:13,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:13,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:23:13,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:23:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 00:23:13,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:23:13,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:13,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:23:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:23:13,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:13,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:13,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:23:13,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:23:13,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-15 00:23:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:23:13,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:23:13,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:23:13,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:23:13,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:23:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:23:13,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:23:13,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:23:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:23:13,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:13,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 00:23:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:23:13,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 00:23:13,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:23:13,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 00:23:13,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:13,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-15 00:23:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:23:13,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:23:13,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-15 00:23:13,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:23:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:23:13,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:13,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:23:13,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:23:13,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-15 00:23:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:13,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:13,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:23:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-15 00:23:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:13,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:23:13,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:23:13,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-15 00:23:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:23:13,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:23:13,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:23:13,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:23:13,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:23:13,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:23:13,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:23:13,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:23:13,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:23:13,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:23:13,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:23:13,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:23:13,486 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-10-15 00:23:13,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [937097746] [2020-10-15 00:23:13,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:23:13,487 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-15 00:23:13,487 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512564404] [2020-10-15 00:23:13,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-15 00:23:13,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:23:13,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-15 00:23:13,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-15 00:23:13,490 INFO L87 Difference]: Start difference. First operand 1507 states and 2411 transitions. Second operand 18 states. [2020-10-15 00:23:14,966 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-15 00:23:15,201 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-15 00:23:15,501 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-15 00:23:15,907 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-15 00:23:16,973 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:23:17,775 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-15 00:23:18,711 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:23:20,431 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-15 00:23:21,373 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-15 00:23:24,639 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-15 00:23:25,015 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:23:25,200 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:23:25,560 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:23:26,627 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:23:26,806 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:23:27,721 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-15 00:23:31,190 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:23:34,115 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2020-10-15 00:23:39,182 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:23:39,665 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:23:43,260 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-15 00:23:44,104 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-15 00:23:44,930 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:23:47,524 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-15 00:23:48,320 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-15 00:24:07,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:24:07,583 INFO L93 Difference]: Finished difference Result 6065 states and 11071 transitions. [2020-10-15 00:24:07,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-15 00:24:07,584 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 168 [2020-10-15 00:24:07,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:24:07,628 INFO L225 Difference]: With dead ends: 6065 [2020-10-15 00:24:07,629 INFO L226 Difference]: Without dead ends: 4606 [2020-10-15 00:24:07,641 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1113 ImplicationChecksByTransitivity, 12.8s TimeCoverageRelationStatistics Valid=829, Invalid=3077, Unknown=0, NotChecked=0, Total=3906 [2020-10-15 00:24:07,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4606 states. [2020-10-15 00:24:08,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4606 to 2942. [2020-10-15 00:24:08,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2942 states. [2020-10-15 00:24:08,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 2942 states and 4749 transitions. [2020-10-15 00:24:08,399 INFO L78 Accepts]: Start accepts. Automaton has 2942 states and 4749 transitions. Word has length 168 [2020-10-15 00:24:08,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:24:08,400 INFO L479 AbstractCegarLoop]: Abstraction has 2942 states and 4749 transitions. [2020-10-15 00:24:08,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-15 00:24:08,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 4749 transitions. [2020-10-15 00:24:08,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-10-15 00:24:08,407 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:24:08,408 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:24:08,408 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:24:08,408 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:24:08,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:24:08,409 INFO L82 PathProgramCache]: Analyzing trace with hash -917397193, now seen corresponding path program 1 times [2020-10-15 00:24:08,409 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:24:08,409 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1851749948] [2020-10-15 00:24:08,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:24:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:08,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:08,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:09,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:09,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:10,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:13,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:13,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-15 00:24:13,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:24:13,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-15 00:24:13,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:13,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:13,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-15 00:24:13,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:24:13,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-15 00:24:13,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:14,656 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-15 00:24:14,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:24:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:14,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:14,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:14,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:14,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:14,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-15 00:24:14,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:14,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:14,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:14,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:14,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:24:14,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:14,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:24:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:14,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:14,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:14,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:14,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:14,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:14,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:14,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:14,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:14,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:14,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:24:14,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:14,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:24:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:14,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:14,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:14,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 00:24:14,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:14,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 00:24:14,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:14,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:14,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:14,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:14,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-15 00:24:14,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:14,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:24:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:14,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:14,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:14,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:14,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:14,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:14,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:14,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:14,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:14,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:14,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:14,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:24:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:14,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:14,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:14,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:14,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:14,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:14,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:14,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:14,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:14,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:14,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:14,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:14,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:24:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:14,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:14,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:14,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:14,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:14,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:14,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:14,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:14,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:14,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:14,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:14,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:14,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:24:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:14,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:14,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:14,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:14,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:14,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:14,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:14,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:14,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:14,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:14,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:14,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:14,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-15 00:24:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:14,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:14,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:14,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:14,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:14,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:14,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:14,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:14,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:14,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:14,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:14,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:14,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 00:24:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:14,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:14,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:14,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:24:14,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:14,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:24:14,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:14,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:14,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:14,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:14,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:24:14,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:14,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 00:24:14,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:14,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:14,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:14,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:24:14,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:14,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:14,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:14,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:14,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:14,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:14,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:24:14,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:15,045 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-15 00:24:15,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-15 00:24:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:15,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:15,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:15,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:15,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:15,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:15,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:15,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:24:15,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:24:15,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 807 [2020-10-15 00:24:15,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:15,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:15,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:15,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:15,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 00:24:15,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:15,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:15,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:15,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:15,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:15,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:24:15,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:24:15,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:24:15,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:15,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:15,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:24:15,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:24:15,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:24:15,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:15,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:24:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:15,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:15,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:15,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:15,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 00:24:15,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:24:15,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 00:24:15,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:15,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:15,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:24:15,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:24:15,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 00:24:15,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:16,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:24:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:16,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:16,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:16,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:24:16,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:16,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:24:16,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:16,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:16,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:16,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:16,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:24:16,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:16,201 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-15 00:24:16,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-15 00:24:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:16,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:16,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:16,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:16,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:19,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:21,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:21,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-15 00:24:21,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:24:21,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 00:24:21,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:21,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:21,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 00:24:21,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 00:24:21,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 00:24:21,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:21,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:21,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:21,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:21,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:21,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:21,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:24:21,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:21,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:21,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:24:21,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:21,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:24:21,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:21,534 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:24:21,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:24:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:21,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:21,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:21,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:23,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:23,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-15 00:24:26,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:24:26,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 00:24:26,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:24:26,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:24:26,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-15 00:24:26,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:26,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:24:26,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:24:26,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:26,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:26,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:24:26,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:26,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:24:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 00:24:26,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:26,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:26,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:26,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:24:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:24:26,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:26,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:26,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:26,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:24:26,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:26,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:26,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:26,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-15 00:24:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:24:26,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:24:26,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:26,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:26,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:24:26,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:26,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:24:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:24:26,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:24:26,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:26,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:26,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:24:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:24:26,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:26,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:26,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:24:26,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 00:24:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:24:26,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:24:26,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:24:26,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:26,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:24:26,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:26,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:24:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:26,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:24:26,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:26,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:26,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-15 00:24:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:24:26,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:24:26,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-15 00:24:26,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:26,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:24:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:24:26,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:24:26,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:24:26,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:26,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-15 00:24:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:26,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:24:26,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:24:26,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:26,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-15 00:24:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:26,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:24:26,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:24:26,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:26,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-15 00:24:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:24:26,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:24:26,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:24:26,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:24:26,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:24:26,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:24:26,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:24:26,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:24:26,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:24:26,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:24:26,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:24:26,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:24:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-15 00:24:26,832 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1851749948] [2020-10-15 00:24:26,833 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:24:26,833 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-15 00:24:26,833 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604040468] [2020-10-15 00:24:26,834 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-15 00:24:26,834 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:24:26,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-15 00:24:26,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=362, Unknown=0, NotChecked=0, Total=420 [2020-10-15 00:24:26,835 INFO L87 Difference]: Start difference. First operand 2942 states and 4749 transitions. Second operand 21 states. [2020-10-15 00:24:30,508 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 409 DAG size of output: 408 [2020-10-15 00:24:30,985 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2020-10-15 00:24:31,477 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 159 [2020-10-15 00:24:32,093 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 156 [2020-10-15 00:24:34,062 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 415 DAG size of output: 414 [2020-10-15 00:24:35,744 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 412 DAG size of output: 411 [2020-10-15 00:24:37,581 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 412 DAG size of output: 411 [2020-10-15 00:24:40,947 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 411 DAG size of output: 410 [2020-10-15 00:24:42,684 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 411 DAG size of output: 410 [2020-10-15 00:24:44,361 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 411 DAG size of output: 410 [2020-10-15 00:24:44,883 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2020-10-15 00:24:45,983 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 139 [2020-10-15 00:24:46,834 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-15 00:24:49,628 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2020-10-15 00:24:51,388 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:24:53,631 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 133 [2020-10-15 00:24:54,941 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-15 00:24:55,846 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-15 00:24:56,672 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-15 00:24:56,934 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-15 00:25:01,471 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-15 00:25:04,438 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-15 00:25:08,003 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-15 00:25:08,854 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:25:09,671 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-15 00:25:16,586 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2020-10-15 00:25:20,011 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 412 DAG size of output: 411 [2020-10-15 00:25:21,614 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 414 DAG size of output: 413 [2020-10-15 00:25:23,580 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 140 [2020-10-15 00:25:26,818 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:25:27,156 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2020-10-15 00:25:32,325 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 130