/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_spec9_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:40:29,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:40:29,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:40:29,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:40:29,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:40:29,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:40:29,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:40:29,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:40:29,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:40:29,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:40:29,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:40:29,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:40:29,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:40:29,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:40:29,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:40:29,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:40:29,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:40:29,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:40:29,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:40:29,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:40:29,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:40:29,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:40:29,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:40:29,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:40:29,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:40:29,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:40:29,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:40:29,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:40:29,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:40:29,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:40:29,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:40:29,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:40:29,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:40:29,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:40:29,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:40:29,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:40:29,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:40:29,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:40:29,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:40:29,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:40:29,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:40:29,856 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 00:40:29,903 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:40:29,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:40:29,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:40:29,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:40:29,905 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:40:29,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:40:29,905 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:40:29,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:40:29,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:40:29,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:40:29,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:40:29,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:40:29,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:40:29,907 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:40:29,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:40:29,908 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:40:29,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:40:29,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:40:29,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:40:29,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:40:29,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:40:29,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:40:29,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:40:29,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:40:29,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:40:29,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:40:29,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:40:29,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:40:29,911 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:40:29,912 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 00:40:30,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:40:30,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:40:30,245 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:40:30,248 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:40:30,248 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:40:30,249 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product27.cil.c [2020-10-15 00:40:30,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2134aa85c/9e4ea39c4db943afbd6e45c146f2aad5/FLAG85e77de90 [2020-10-15 00:40:30,992 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:40:30,993 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product27.cil.c [2020-10-15 00:40:31,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2134aa85c/9e4ea39c4db943afbd6e45c146f2aad5/FLAG85e77de90 [2020-10-15 00:40:31,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2134aa85c/9e4ea39c4db943afbd6e45c146f2aad5 [2020-10-15 00:40:31,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:40:31,182 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:40:31,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:40:31,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:40:31,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:40:31,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:40:31" (1/1) ... [2020-10-15 00:40:31,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5d5e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:31, skipping insertion in model container [2020-10-15 00:40:31,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:40:31" (1/1) ... [2020-10-15 00:40:31,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:40:31,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:40:31,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:40:32,000 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:40:32,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:40:32,204 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:40:32,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:32 WrapperNode [2020-10-15 00:40:32,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:40:32,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:40:32,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:40:32,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:40:32,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:32" (1/1) ... [2020-10-15 00:40:32,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:32" (1/1) ... [2020-10-15 00:40:32,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:32" (1/1) ... [2020-10-15 00:40:32,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:32" (1/1) ... [2020-10-15 00:40:32,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:32" (1/1) ... [2020-10-15 00:40:32,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:32" (1/1) ... [2020-10-15 00:40:32,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:32" (1/1) ... [2020-10-15 00:40:32,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:40:32,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:40:32,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:40:32,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:40:32,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:32" (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 00:40:32,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:40:32,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:40:32,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:40:32,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:40:32,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:40:32,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:40:32,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:40:32,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:40:32,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:40:32,542 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:40:32,542 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:40:32,542 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:40:32,542 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:40:32,542 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:40:32,543 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:40:32,543 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:40:32,543 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:40:32,543 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:40:32,543 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:40:32,544 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:40:32,544 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:40:32,544 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:40:32,545 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:40:32,545 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:40:32,545 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:40:32,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:40:32,546 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:40:32,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:40:32,546 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:40:32,546 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:40:32,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:40:32,547 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-15 00:40:32,547 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:40:32,547 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-15 00:40:32,548 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-15 00:40:32,548 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:40:32,548 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:40:32,548 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:40:32,549 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:40:32,549 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:40:32,549 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:40:32,549 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:40:32,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:40:32,550 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:40:32,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:40:32,550 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-15 00:40:32,550 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:40:32,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:40:32,551 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:40:32,551 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-15 00:40:32,551 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:40:32,551 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:40:32,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:40:32,552 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:40:32,552 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:40:32,552 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:40:32,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-15 00:40:32,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-15 00:40:32,553 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:40:32,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:40:32,553 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:40:32,554 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:40:32,554 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:40:32,554 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:40:32,554 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:40:32,554 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:40:32,554 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:40:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:40:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-15 00:40:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-15 00:40:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-15 00:40:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-15 00:40:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:40:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:40:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:40:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:40:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:40:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:40:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:40:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:40:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:40:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:40:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:40:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:40:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:40:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:40:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:40:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:40:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:40:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:40:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:40:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:40:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:40:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:40:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:40:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-15 00:40:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-15 00:40:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:40:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:40:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:40:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:40:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:40:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:40:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:40:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:40:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:40:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:40:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:40:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:40:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:40:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:40:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:40:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:40:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:40:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:40:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:40:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:40:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:40:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-15 00:40:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-15 00:40:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-15 00:40:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-15 00:40:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-15 00:40:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:40:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-15 00:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-15 00:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:40:32,572 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:40:32,572 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-15 00:40:32,572 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:40:32,572 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:40:32,574 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:40:32,574 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-15 00:40:32,574 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:40:32,575 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:40:32,575 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:40:32,576 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:40:32,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:40:32,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:40:32,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:40:35,037 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:40:35,038 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:40:35,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:40:35 BoogieIcfgContainer [2020-10-15 00:40:35,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:40:35,049 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:40:35,049 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:40:35,052 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:40:35,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:40:31" (1/3) ... [2020-10-15 00:40:35,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467949a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:40:35, skipping insertion in model container [2020-10-15 00:40:35,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:40:32" (2/3) ... [2020-10-15 00:40:35,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467949a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:40:35, skipping insertion in model container [2020-10-15 00:40:35,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:40:35" (3/3) ... [2020-10-15 00:40:35,056 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product27.cil.c [2020-10-15 00:40:35,066 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:40:35,076 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:40:35,088 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:40:35,115 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:40:35,115 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:40:35,115 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:40:35,115 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:40:35,116 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:40:35,116 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:40:35,116 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:40:35,116 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:40:35,153 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states. [2020-10-15 00:40:35,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-15 00:40:35,212 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:40:35,213 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:40:35,214 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:40:35,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:40:35,221 INFO L82 PathProgramCache]: Analyzing trace with hash 18579608, now seen corresponding path program 1 times [2020-10-15 00:40:35,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:40:35,231 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1835030890] [2020-10-15 00:40:35,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:40:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:35,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:36,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:36,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:36,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:37,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:40,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:40,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-15 00:40:40,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:40:40,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-15 00:40:40,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:40,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:40,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:40:40,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:40:40,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-15 00:40:40,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 00:40:41,751 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:40:41,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:40:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:41,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:41,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:41,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:41,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:41,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 146 [2020-10-15 00:40:41,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:41,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:41,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:41,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:41,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:40:41,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:41,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:40:41,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:41,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:41,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:41,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:40:41,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:41,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:40:41,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:41,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:41,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:41,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:41,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:40:41,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:41,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:40:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:41,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:41,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:41,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:40:41,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:41,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:40:41,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:41,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:40:41,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:42,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:40:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:42,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:42,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:42,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:42,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:42,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:40:42,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:42,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:42,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:42,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:42,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:40:42,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-15 00:40:42,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:40:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:42,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:42,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:42,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:40:42,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:42,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:40:42,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:42,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:42,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:42,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:42,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:40:42,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:42,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:40:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:42,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:42,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:42,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:42,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:42,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:40:42,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:42,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:40:42,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:42,277 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:40:42,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:40:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:42,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:42,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:42,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:42,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:42,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:42,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:47,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:47,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-15 00:40:47,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:40:47,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 00:40:47,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:47,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:47,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:40:47,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-15 00:40:47,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 00:40:47,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:47,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:40:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:47,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:47,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:47,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:47,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:47,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:48,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:40:48,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:40:48,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 860 [2020-10-15 00:40:48,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:48,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:48,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:40:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:40:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:40:48,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:48,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:48,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:48,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:40:48,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:40:48,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 00:40:48,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:48,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:48,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:40:48,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:40:48,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:40:48,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:48,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:40:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:48,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:48,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:40:48,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:40:48,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-15 00:40:48,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:48,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:48,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:40:48,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:40:48,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 00:40:48,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:48,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:40:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:48,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:48,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:40:48,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:48,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:40:48,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:48,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:48,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:48,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:48,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:40:48,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:48,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:40:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:48,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:48,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:49,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:52,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:52,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-15 00:40:52,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:40:52,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3954 [2020-10-15 00:40:52,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:52,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:52,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:40:52,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 00:40:52,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 00:40:52,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:52,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:52,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:52,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:53,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-15 00:40:54,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:40:54,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2104 [2020-10-15 00:40:54,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:40:54,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 00:40:54,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 00:40:54,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:54,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:54,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:54,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:54,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 00:40:54,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:54,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 00:40:54,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:54,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:54,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:40:54,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:54,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 00:40:54,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:40:55,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 00:40:55,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:40:55,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:40:55,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:40:55,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:40:55,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:40:55,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:40:55,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:40:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:55,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:40:55,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:40:55,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:40:55,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:40:55,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:40:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:40:55,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 00:40:55,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:40:55,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:40:55,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:40:55,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:40:55,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:55,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:55,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:40:55,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:40:55,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:55,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:55,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:40:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:55,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:40:55,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:55,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:55,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-15 00:40:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:40:55,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:40:55,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:40:55,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:40:55,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:40:55,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-15 00:40:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:40:55,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:40:55,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 00:40:55,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:40:55,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 00:40:55,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:40:55,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:40:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:40:55,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:40:55,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:40:55,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:40:55,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:40:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:40:55,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:40:55,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:40:55,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:40:55,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:40:55,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:40:55,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:40:55,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:40:55,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:40:55,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:40:55,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:40:55,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:40:55,723 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-15 00:40:55,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1835030890] [2020-10-15 00:40:55,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:40:55,726 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-15 00:40:55,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66235236] [2020-10-15 00:40:55,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-15 00:40:55,733 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:40:55,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-15 00:40:55,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=638, Unknown=0, NotChecked=0, Total=702 [2020-10-15 00:40:55,751 INFO L87 Difference]: Start difference. First operand 777 states. Second operand 27 states. [2020-10-15 00:40:59,128 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:40:59,844 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 00:41:00,827 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:41:01,675 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:41:02,833 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:41:06,091 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:41:06,989 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:41:08,234 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:41:09,253 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:41:09,568 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:41:14,698 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:41:16,126 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:41:17,847 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 405 DAG size of output: 401 [2020-10-15 00:41:18,394 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:41:19,610 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:41:20,507 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:41:22,896 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:41:25,664 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:41:26,755 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:41:27,220 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:41:28,626 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:41:29,694 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:41:30,834 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:41:31,765 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:41:32,640 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:41:33,022 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-15 00:41:33,292 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 00:41:33,521 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-15 00:41:35,388 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:41:36,266 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:41:37,425 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:41:41,920 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:41:42,785 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:41:42,953 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:41:43,472 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:41:45,023 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-15 00:41:51,187 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-15 00:41:56,565 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:41:57,410 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:41:57,732 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:41:59,485 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:42:13,410 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:42:13,837 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-15 00:42:14,168 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-15 00:42:32,741 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:42:33,546 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:42:33,950 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-15 00:42:35,733 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:43:14,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:43:14,842 INFO L93 Difference]: Finished difference Result 3959 states and 7538 transitions. [2020-10-15 00:43:14,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2020-10-15 00:43:14,846 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 135 [2020-10-15 00:43:14,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:43:14,911 INFO L225 Difference]: With dead ends: 3959 [2020-10-15 00:43:14,911 INFO L226 Difference]: Without dead ends: 3245 [2020-10-15 00:43:14,933 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4107 ImplicationChecksByTransitivity, 32.2s TimeCoverageRelationStatistics Valid=1899, Invalid=10757, Unknown=0, NotChecked=0, Total=12656 [2020-10-15 00:43:14,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3245 states. [2020-10-15 00:43:15,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3245 to 1598. [2020-10-15 00:43:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1598 states. [2020-10-15 00:43:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1598 states and 2538 transitions. [2020-10-15 00:43:15,623 INFO L78 Accepts]: Start accepts. Automaton has 1598 states and 2538 transitions. Word has length 135 [2020-10-15 00:43:15,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:43:15,624 INFO L479 AbstractCegarLoop]: Abstraction has 1598 states and 2538 transitions. [2020-10-15 00:43:15,624 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-15 00:43:15,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2538 transitions. [2020-10-15 00:43:15,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-15 00:43:15,638 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:43:15,638 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:43:15,639 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:43:15,639 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:43:15,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:43:15,639 INFO L82 PathProgramCache]: Analyzing trace with hash -995126057, now seen corresponding path program 1 times [2020-10-15 00:43:15,640 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:43:15,640 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [548155929] [2020-10-15 00:43:15,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:43:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:15,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:15,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:16,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:16,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:17,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:18,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:20,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:20,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-15 00:43:20,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:43:20,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-15 00:43:20,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:20,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:20,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:43:20,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:43:20,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-10-15 00:43:20,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:43:21,640 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:43:21,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:43:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:21,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:21,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:21,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:43:21,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:21,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-15 00:43:21,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:21,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:21,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:43:21,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:21,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:43:21,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:43:21,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:43:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:21,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:21,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:21,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:43:21,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:21,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:43:21,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:21,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:21,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:43:21,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:21,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:43:21,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:43:21,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:43:21,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:21,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:21,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:21,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:43:21,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:21,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:43:21,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:21,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:43:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:43:21,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:43:21,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:43:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:21,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:21,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:21,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:43:21,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:21,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:43:21,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:21,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:21,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:43:21,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:21,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:43:21,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:43:21,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:43:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:21,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:21,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:21,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:43:21,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:21,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:43:21,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:21,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:21,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:43:21,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:21,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:43:21,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:43:21,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:43:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:21,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:21,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:21,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:43:21,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:21,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:43:21,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:21,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:21,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:43:21,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:21,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:43:21,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:22,019 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:43:22,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:43:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:22,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:22,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:22,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:22,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:22,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:22,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:27,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-15 00:43:27,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:43:27,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 00:43:27,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:27,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:27,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-15 00:43:27,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-15 00:43:27,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 00:43:27,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:27,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:43:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:27,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:27,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:43:27,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:43:27,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 396 [2020-10-15 00:43:27,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:27,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:43:27,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:43:27,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 00:43:27,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:43:27,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:43:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:27,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:27,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:43:27,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:43:27,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:43:27,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:27,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:27,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:43:27,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:27,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:43:27,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:27,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:43:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:27,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:27,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:43:27,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:43:27,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-15 00:43:27,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:27,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:27,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:43:27,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:43:27,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:43:27,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:43:27,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:43:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:27,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:27,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:43:27,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:27,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:43:27,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:27,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:27,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:43:27,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:27,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:43:27,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:43:27,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:43:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:27,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:27,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:29,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:29,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-15 00:43:29,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:43:29,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1382 [2020-10-15 00:43:29,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:29,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:29,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-15 00:43:29,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 00:43:29,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 00:43:29,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:43:29,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:43:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:29,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:29,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:30,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:30,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-15 00:43:30,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:43:30,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1156 [2020-10-15 00:43:30,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:30,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:30,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-15 00:43:30,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 00:43:30,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 00:43:30,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:30,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:43:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:30,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:30,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:30,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:43:30,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:30,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 00:43:30,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:30,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:30,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:43:30,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:30,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:43:30,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:30,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:43:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:30,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:30,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:30,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:43:30,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:30,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:43:30,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:30,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:30,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:43:30,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:30,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:43:30,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:30,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:43:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:30,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:30,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:30,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:43:30,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:30,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:43:30,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:30,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:30,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:43:30,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:30,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:43:30,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:30,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-15 00:43:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:30,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:30,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:30,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:43:30,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:30,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:43:30,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:30,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:30,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:43:30,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:30,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:43:30,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:30,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-15 00:43:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:30,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:30,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:30,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:30,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 00:43:30,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:43:30,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-15 00:43:30,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:30,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:30,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:43:30,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:30,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:43:30,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:31,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:43:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:31,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:31,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:31,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:43:31,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:31,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:43:31,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:31,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:31,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:43:31,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:31,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 00:43:31,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:31,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:43:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:31,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:31,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:31,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:43:31,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:31,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:43:31,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:31,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:31,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:43:31,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:31,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:43:31,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:31,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-15 00:43:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:31,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:31,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:31,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:43:31,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:31,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:43:31,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:31,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:31,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:43:31,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:31,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:43:31,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:31,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-15 00:43:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:31,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:31,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:31,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:43:31,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:31,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 00:43:31,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:31,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:31,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 00:43:31,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:43:31,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:43:31,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:31,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-15 00:43:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:31,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:31,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:31,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 00:43:31,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:31,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:43:31,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:31,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:31,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:43:31,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-15 00:43:31,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:43:31,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:31,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:43:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:31,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:31,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:31,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:43:31,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:31,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:43:31,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:31,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:31,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:43:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:43:31,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:31,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:43:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:31,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:31,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:31,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:43:31,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:31,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:43:31,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:31,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:31,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:43:31,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:31,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:43:31,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:31,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:43:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:43:31,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:43:31,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:43:31,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:43:31,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:43:31,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:43:31,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:43:31,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:43:31,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:43:31,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:43:31,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:43:31,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:43:31,402 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-15 00:43:31,403 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [548155929] [2020-10-15 00:43:31,403 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:43:31,403 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-15 00:43:31,403 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142387710] [2020-10-15 00:43:31,405 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-15 00:43:31,405 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:43:31,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-15 00:43:31,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=638, Unknown=0, NotChecked=0, Total=702 [2020-10-15 00:43:31,406 INFO L87 Difference]: Start difference. First operand 1598 states and 2538 transitions. Second operand 27 states. [2020-10-15 00:43:34,609 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:43:35,161 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:43:36,154 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:43:37,070 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:43:37,989 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:43:38,951 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:43:42,017 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:43:42,959 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:43:44,117 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:43:44,538 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-15 00:43:45,477 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:43:51,377 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-15 00:43:53,108 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 408 DAG size of output: 407 [2020-10-15 00:43:55,124 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 403 DAG size of output: 401 [2020-10-15 00:43:56,811 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 405 DAG size of output: 401 [2020-10-15 00:43:57,926 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:44:02,570 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:44:03,504 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:44:03,810 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:44:04,650 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:44:05,278 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 00:44:07,484 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:44:08,503 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:44:09,386 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:44:10,657 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 117