/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec9_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:48:42,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:48:42,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:48:42,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:48:42,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:48:42,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:48:42,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:48:42,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:48:42,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:48:42,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:48:42,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:48:42,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:48:42,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:48:42,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:48:42,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:48:42,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:48:42,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:48:42,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:48:42,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:48:42,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:48:42,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:48:42,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:48:42,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:48:42,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:48:42,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:48:42,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:48:42,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:48:42,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:48:42,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:48:42,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:48:42,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:48:42,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:48:42,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:48:42,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:48:42,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:48:42,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:48:42,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:48:42,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:48:42,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:48:42,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:48:42,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:48:42,251 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 [2020-10-28 15:48:42,293 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:48:42,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:48:42,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:48:42,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:48:42,297 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:48:42,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:48:42,297 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:48:42,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:48:42,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:48:42,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:48:42,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:48:42,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:48:42,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:48:42,300 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:48:42,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:48:42,300 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:48:42,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:48:42,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:48:42,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:48:42,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:48:42,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:48:42,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:48:42,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:48:42,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:48:42,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:48:42,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:48:42,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:48:42,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:48:42,304 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:48:42,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:48:42,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:48:42,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:48:42,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:48:42,787 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:48:42,788 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:48:42,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product30.cil.c [2020-10-28 15:48:42,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b9277448d/39a67ef983ae46b3ab9fd491badac208/FLAGa42a8fc2d [2020-10-28 15:48:43,710 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:48:43,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product30.cil.c [2020-10-28 15:48:43,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b9277448d/39a67ef983ae46b3ab9fd491badac208/FLAGa42a8fc2d [2020-10-28 15:48:43,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b9277448d/39a67ef983ae46b3ab9fd491badac208 [2020-10-28 15:48:43,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:48:43,921 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:48:43,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:48:43,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:48:43,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:48:43,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:48:43" (1/1) ... [2020-10-28 15:48:43,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6549c0ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:43, skipping insertion in model container [2020-10-28 15:48:43,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:48:43" (1/1) ... [2020-10-28 15:48:43,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:48:44,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:48:44,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:48:44,660 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:48:44,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:48:44,897 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:48:44,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:44 WrapperNode [2020-10-28 15:48:44,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:48:44,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:48:44,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:48:44,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:48:44,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:44" (1/1) ... [2020-10-28 15:48:44,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:44" (1/1) ... [2020-10-28 15:48:44,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:44" (1/1) ... [2020-10-28 15:48:44,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:44" (1/1) ... [2020-10-28 15:48:45,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:44" (1/1) ... [2020-10-28 15:48:45,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:44" (1/1) ... [2020-10-28 15:48:45,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:44" (1/1) ... [2020-10-28 15:48:45,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:48:45,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:48:45,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:48:45,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:48:45,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:44" (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 [2020-10-28 15:48:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:48:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:48:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:48:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:48:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:48:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:48:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:48:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:48:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:48:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:48:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:48:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:48:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:48:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:48:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:48:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-28 15:48:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-28 15:48:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-28 15:48:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-28 15:48:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:48:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:48:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:48:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:48:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:48:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:48:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:48:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:48:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:48:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-28 15:48:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:48:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-28 15:48:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-28 15:48:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:48:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:48:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:48:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:48:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:48:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:48:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:48:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:48:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:48:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:48:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-28 15:48:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:48:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:48:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:48:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-28 15:48:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:48:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:48:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:48:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2020-10-28 15:48:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:48:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__twothirdsfull [2020-10-28 15:48:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:48:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:48:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:48:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:48:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:48:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:48:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:48:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:48:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:48:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:48:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:48:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:48:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:48:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:48:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:48:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:48:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:48:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:48:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:48:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:48:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:48:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:48:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:48:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:48:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:48:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:48:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:48:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:48:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:48:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:48:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:48:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:48:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:48:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:48:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:48:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:48:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:48:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:48:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:48:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:48:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:48:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:48:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:48:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:48:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:48:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:48:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:48:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:48:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:48:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:48:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:48:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:48:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:48:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:48:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:48:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-28 15:48:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-28 15:48:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-28 15:48:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-28 15:48:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:48:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:48:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:48:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:48:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:48:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:48:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:48:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:48:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:48:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:48:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:48:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:48:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:48:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:48:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:48:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:48:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:48:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:48:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:48:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:48:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:48:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:48:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:48:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:48:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:48:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-28 15:48:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-28 15:48:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-28 15:48:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:48:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:48:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:48:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:48:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:48:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-28 15:48:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:48:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:48:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-28 15:48:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:48:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:48:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:48:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2020-10-28 15:48:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__twothirdsfull [2020-10-28 15:48:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:48:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:48:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:48:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:48:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:48:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:48:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:48:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:48:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:48:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:48:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:48:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:48:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:48:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:48:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:48:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:48:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:48:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:48:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:48:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:48:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:48:48,182 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:48:48,182 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:48:48,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:48:48 BoogieIcfgContainer [2020-10-28 15:48:48,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:48:48,187 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:48:48,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:48:48,191 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:48:48,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:48:43" (1/3) ... [2020-10-28 15:48:48,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aa85bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:48:48, skipping insertion in model container [2020-10-28 15:48:48,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:48:44" (2/3) ... [2020-10-28 15:48:48,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aa85bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:48:48, skipping insertion in model container [2020-10-28 15:48:48,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:48:48" (3/3) ... [2020-10-28 15:48:48,194 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product30.cil.c [2020-10-28 15:48:48,207 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:48:48,213 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:48:48,227 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:48:48,263 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:48:48,263 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:48:48,263 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:48:48,263 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:48:48,263 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:48:48,263 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:48:48,264 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:48:48,264 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:48:48,301 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states. [2020-10-28 15:48:48,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-28 15:48:48,317 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:48:48,318 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:48:48,319 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:48:48,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:48:48,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1638562042, now seen corresponding path program 1 times [2020-10-28 15:48:48,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:48:48,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1904984277] [2020-10-28 15:48:48,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:48:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:49,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:49,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:49,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:49,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:49,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:51,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:53,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:53,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-28 15:48:53,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:48:53,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 15:48:53,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:53,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:53,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:53,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 118 [2020-10-28 15:48:53,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:53,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:48:55,282 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:48:55,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:48:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:55,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:55,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:55,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:55,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-28 15:48:55,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:55,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:55,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:55,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:55,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:55,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:55,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:48:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:55,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:55,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:48:55,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:55,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:55,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:55,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:55,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:55,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:55,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:55,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:55,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:48:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:55,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:55,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:48:55,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:55,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:55,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:55,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:55,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:55,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:55,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:55,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:55,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:48:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:55,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:55,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:55,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:55,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:55,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:55,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:55,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:55,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:55,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:55,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:55,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:48:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:55,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:55,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:48:55,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:55,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:48:55,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:55,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:55,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:55,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:55,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:55,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:48:55,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:48:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:55,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:48:55,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:48:55,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:48:55,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:48:55,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:48:55,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:48:55,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:48:55,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:48:55,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:48:55,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:48:55,765 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:48:55,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:48:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:48:55,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:55,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:56,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:48:59,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:00,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:00,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-28 15:49:00,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:49:00,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:49:00,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:00,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:00,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:00,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-28 15:49:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:00,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:49:00,983 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:49:00,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:00,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:01,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:49:01,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:49:01,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 682 [2020-10-28 15:49:01,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:01,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:01,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:01,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:01,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:01,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:49:01,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:01,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:01,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:01,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:01,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:49:01,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:01,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:01,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:01,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:01,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:01,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:01,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:49:01,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:01,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:01,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:49:01,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:01,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 15:49:01,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:01,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:01,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:01,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:01,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:01,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:01,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:49:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:01,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:01,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:01,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:01,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:49:01,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:01,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:01,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:01,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:01,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:01,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:01,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:49:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:01,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:01,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:02,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 15:49:02,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:02,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 178 [2020-10-28 15:49:02,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:02,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:02,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:02,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 15:49:02,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:02,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:49:02,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:02,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:02,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:02,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:02,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:49:02,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:02,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-28 15:49:02,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:02,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:02,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:02,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:02,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:02,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:49:02,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:02,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:02,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:02,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:02,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:02,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:02,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:02,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:02,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:02,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:02,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:02,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:02,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:49:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:02,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:02,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:02,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:02,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:49:02,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:02,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 15:49:02,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:02,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:02,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:02,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:02,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:02,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:02,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:02,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:02,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:02,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:02,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:02,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:02,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:02,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:02,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:02,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:02,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:02,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:02,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:02,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:02,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:02,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:02,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:02,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:02,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:02,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:02,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:02,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:02,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:02,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:49:02,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:49:02,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1904984277] [2020-10-28 15:49:02,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:49:02,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 15:49:02,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546073888] [2020-10-28 15:49:02,317 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 15:49:02,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:49:02,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 15:49:02,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-10-28 15:49:02,336 INFO L87 Difference]: Start difference. First operand 800 states. Second operand 7 states. [2020-10-28 15:49:04,318 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:49:21,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:49:21,003 INFO L93 Difference]: Finished difference Result 1122 states and 1994 transitions. [2020-10-28 15:49:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 15:49:21,006 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2020-10-28 15:49:21,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:49:21,044 INFO L225 Difference]: With dead ends: 1122 [2020-10-28 15:49:21,045 INFO L226 Difference]: Without dead ends: 1068 [2020-10-28 15:49:21,052 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:49:21,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1068 states. [2020-10-28 15:49:21,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1068 to 630. [2020-10-28 15:49:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-10-28 15:49:21,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 1003 transitions. [2020-10-28 15:49:21,345 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 1003 transitions. Word has length 88 [2020-10-28 15:49:21,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:49:21,346 INFO L481 AbstractCegarLoop]: Abstraction has 630 states and 1003 transitions. [2020-10-28 15:49:21,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 15:49:21,346 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1003 transitions. [2020-10-28 15:49:21,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-28 15:49:21,354 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:49:21,354 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:49:21,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:49:21,355 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:49:21,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:49:21,356 INFO L82 PathProgramCache]: Analyzing trace with hash 146060339, now seen corresponding path program 1 times [2020-10-28 15:49:21,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:49:21,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [930647149] [2020-10-28 15:49:21,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:49:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:21,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:21,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:21,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:21,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:25,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:26,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:26,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:26,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-28 15:49:26,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:49:26,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-28 15:49:26,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:26,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:26,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:26,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:49:26,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:26,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:27,714 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:49:27,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:27,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:27,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:27,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:27,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:27,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 15:49:27,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:27,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:27,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:27,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:27,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:27,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:27,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:27,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:27,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:27,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:27,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:27,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:27,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:49:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:27,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:27,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:27,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:27,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:27,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:27,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:27,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:27,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:27,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:27,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:27,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:27,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:49:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:27,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:27,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:27,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:27,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:27,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:27,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:27,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:27,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:27,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:27,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:27,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:27,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:49:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:27,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:27,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:27,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:49:27,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:27,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:27,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:27,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:27,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:27,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:27,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:27,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:27,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:49:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:27,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:27,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:27,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:27,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:27,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:27,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:27,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:27,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:27,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:27,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:27,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:28,102 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:49:28,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:49:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:28,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:28,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:28,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:28,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:28,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:32,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:32,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-28 15:49:32,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:49:32,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4243 [2020-10-28 15:49:32,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:32,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:32,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:32,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:49:32,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:32,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:32,560 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:49:32,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:49:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:32,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:32,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:32,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:32,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:33,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:49:33,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:49:33,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 520 [2020-10-28 15:49:33,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:33,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:33,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:33,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:49:33,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:49:33,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 15:49:33,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:33,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:33,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:33,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:33,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:49:33,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:33,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:33,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:33,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:33,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:33,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:33,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:49:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:33,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:33,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:49:33,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:33,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 15:49:33,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:33,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:33,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:49:33,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:49:33,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:49:33,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:33,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:49:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:33,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:33,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:33,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:33,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:49:33,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:33,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:33,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:49:33,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:33,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:49:33,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:33,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:49:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:33,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:33,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-28 15:49:33,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:33,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-28 15:49:33,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:33,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:33,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:33,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-28 15:49:33,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:33,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:33,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:33,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:33,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:49:33,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:33,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-28 15:49:33,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:33,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:33,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:33,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:33,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:33,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:33,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:33,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:33,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:33,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:33,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:49:33,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:33,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:33,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:33,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:33,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:33,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:33,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:49:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:33,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:33,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:49:33,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:49:33,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:49:33,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:33,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:33,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:33,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:33,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:33,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:33,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:49:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:33,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:33,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:49:33,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:33,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:33,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:33,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:33,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:33,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:49:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:33,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:33,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:49:33,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:49:33,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:49:33,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:49:33,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:49:33,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:49:33,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:49:33,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:49:33,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:49:33,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:49:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:49:33,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [930647149] [2020-10-28 15:49:33,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:49:33,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:49:33,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613459108] [2020-10-28 15:49:33,577 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:49:33,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:49:33,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:49:33,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:49:33,578 INFO L87 Difference]: Start difference. First operand 630 states and 1003 transitions. Second operand 9 states. [2020-10-28 15:49:35,645 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:49:36,972 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:49:58,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:49:58,942 INFO L93 Difference]: Finished difference Result 1615 states and 2781 transitions. [2020-10-28 15:49:58,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:49:58,943 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-28 15:49:58,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:49:58,955 INFO L225 Difference]: With dead ends: 1615 [2020-10-28 15:49:58,955 INFO L226 Difference]: Without dead ends: 1068 [2020-10-28 15:49:58,963 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-28 15:49:58,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1068 states. [2020-10-28 15:49:59,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1068 to 630. [2020-10-28 15:49:59,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-10-28 15:49:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 998 transitions. [2020-10-28 15:49:59,154 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 998 transitions. Word has length 90 [2020-10-28 15:49:59,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:49:59,154 INFO L481 AbstractCegarLoop]: Abstraction has 630 states and 998 transitions. [2020-10-28 15:49:59,154 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:49:59,155 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 998 transitions. [2020-10-28 15:49:59,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-28 15:49:59,159 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:49:59,159 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:49:59,159 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:49:59,159 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:49:59,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:49:59,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1342361792, now seen corresponding path program 1 times [2020-10-28 15:49:59,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:49:59,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [641913131] [2020-10-28 15:49:59,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:49:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:49:59,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:59,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:59,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:49:59,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:00,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:04,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:04,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-28 15:50:04,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:50:04,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-28 15:50:04,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:04,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:04,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:50:04,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:50:04,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:50:04,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:50:05,449 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:50:05,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:50:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:05,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:05,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:05,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:05,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:05,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-28 15:50:05,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:05,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:05,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:05,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:05,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:05,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:05,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:05,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:05,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:05,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:05,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:05,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:05,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:05,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:05,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:05,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:05,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:05,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:05,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:50:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:05,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:05,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:05,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:05,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:05,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:05,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:05,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:05,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:05,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:05,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:05,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:05,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:50:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:05,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:05,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:05,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:05,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:05,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:05,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:05,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:05,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:05,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:05,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:05,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:05,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:50:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:05,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:05,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:05,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:05,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:05,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:05,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:05,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:05,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:05,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:05,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:05,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:05,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:50:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:05,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:05,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:05,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:05,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:05,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:05,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:05,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:05,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:05,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:05,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:05,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:05,906 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:50:05,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:50:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:05,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:05,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:05,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:06,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:06,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:09,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:09,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-28 15:50:09,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:50:09,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4065 [2020-10-28 15:50:09,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:09,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:09,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:50:09,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:50:09,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:50:09,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,143 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:50:10,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:50:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:10,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:10,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:50:10,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:50:10,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 300 [2020-10-28 15:50:10,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:10,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:50:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:50:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:50:10,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:10,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:10,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:10,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:10,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:10,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:10,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:10,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:10,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:10,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:10,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:50:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:10,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:10,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:50:10,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:10,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:50:10,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:10,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:10,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:50:10,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:50:10,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:50:10,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:50:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:10,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:10,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:10,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:10,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:10,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:10,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:10,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:50:10,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:10,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:50:10,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:50:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:10,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:10,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-28 15:50:10,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:10,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-28 15:50:10,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:10,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:10,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:10,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-28 15:50:10,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:10,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:10,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:10,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:50:10,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:10,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 15:50:10,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:10,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:10,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:10,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:10,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:10,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:10,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:10,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:10,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:10,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:50:10,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:10,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:10,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:10,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:10,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:10,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:50:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:10,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:10,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:50:10,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:10,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 15:50:10,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:10,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:10,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:10,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:10,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:10,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:10,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:10,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:10,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:10,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:10,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:10,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:10,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:10,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:10,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:10,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:10,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:10,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:10,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:10,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:10,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:10,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:10,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:10,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:10,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:10,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:10,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:10,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:50:10,930 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [641913131] [2020-10-28 15:50:10,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:50:10,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:50:10,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023299545] [2020-10-28 15:50:10,932 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:50:10,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:50:10,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:50:10,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:50:10,934 INFO L87 Difference]: Start difference. First operand 630 states and 998 transitions. Second operand 9 states. [2020-10-28 15:50:13,540 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:50:14,918 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:50:40,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:50:40,762 INFO L93 Difference]: Finished difference Result 1615 states and 2776 transitions. [2020-10-28 15:50:40,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:50:40,763 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2020-10-28 15:50:40,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:50:40,774 INFO L225 Difference]: With dead ends: 1615 [2020-10-28 15:50:40,775 INFO L226 Difference]: Without dead ends: 1068 [2020-10-28 15:50:40,779 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-28 15:50:40,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1068 states. [2020-10-28 15:50:40,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1068 to 630. [2020-10-28 15:50:40,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-10-28 15:50:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 993 transitions. [2020-10-28 15:50:40,933 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 993 transitions. Word has length 91 [2020-10-28 15:50:40,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:50:40,933 INFO L481 AbstractCegarLoop]: Abstraction has 630 states and 993 transitions. [2020-10-28 15:50:40,933 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:50:40,933 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 993 transitions. [2020-10-28 15:50:40,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-28 15:50:40,936 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:50:40,936 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:50:40,936 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:50:40,937 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:50:40,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:50:40,937 INFO L82 PathProgramCache]: Analyzing trace with hash -676116050, now seen corresponding path program 1 times [2020-10-28 15:50:40,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:50:40,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2060246] [2020-10-28 15:50:40,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:50:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:41,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:41,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:41,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:42,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:45,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:46,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:46,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-28 15:50:46,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:50:46,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:50:46,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:46,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:46,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:50:46,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:50:46,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-28 15:50:46,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:47,328 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:50:47,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:50:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:47,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:47,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:47,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:47,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:47,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-28 15:50:47,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:47,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:47,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:50:47,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:47,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:50:47,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:47,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:47,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:47,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:47,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:47,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:47,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:47,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:47,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:47,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:50:47,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:47,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:50:47,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:47,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:50:47,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:47,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:47,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:47,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:47,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:47,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:47,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:47,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:47,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:50:47,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:47,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:50:47,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:47,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:50:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:47,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:47,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:47,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:47,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:47,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:47,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:47,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:47,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:50:47,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:47,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:50:47,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:47,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:50:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:47,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:47,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:47,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:50:47,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:47,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:47,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:47,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:47,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:50:47,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:47,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:50:47,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:47,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:50:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:47,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:47,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:47,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:47,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:47,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:50:47,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:47,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:47,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:50:47,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:47,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:50:47,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:47,789 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:50:47,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:50:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:47,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:47,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:47,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:47,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:48,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:50,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:52,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:52,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-28 15:50:52,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:50:52,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 15:50:52,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:52,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:52,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:50:52,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-28 15:50:52,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 15:50:52,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:52,984 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:50:52,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:50:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:52,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:52,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:53,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:50:53,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:50:53,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 406 [2020-10-28 15:50:53,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:53,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:53,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:53,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:53,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:53,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:53,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:53,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:53,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:53,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:53,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:50:53,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:53,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:53,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:53,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:53,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:53,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:53,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:50:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:53,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:53,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 15:50:53,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:53,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 15:50:53,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:53,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:53,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:53,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:53,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:53,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:53,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:50:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:53,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:53,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:53,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:53,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:53,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:53,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:53,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:53,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:53,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:53,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:53,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:50:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:53,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:53,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-28 15:50:53,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:53,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 196 [2020-10-28 15:50:53,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:53,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:53,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:50:53,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:53,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 15:50:53,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:53,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:53,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:53,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:53,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:50:53,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:53,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 15:50:53,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:53,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:53,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:53,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:53,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:53,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:53,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:53,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:53,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:53,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:53,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:53,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:53,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:53,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:53,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:53,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:53,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:53,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:50:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:53,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:53,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:50:53,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:50:53,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 15:50:53,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:53,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:53,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:53,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:53,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:53,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:53,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:50:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:53,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:53,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:50:53,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:53,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:50:53,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:53,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:53,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:53,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:53,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:53,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:53,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:50:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:50:53,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:50:53,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:50:53,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:50:53,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:50:53,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:50:53,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:50:53,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:50:53,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:50:53,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:50:53,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:50:53,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:50:53,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:50:53,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2060246] [2020-10-28 15:50:53,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:50:53,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 15:50:53,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283750982] [2020-10-28 15:50:53,956 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:50:53,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:50:53,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:50:53,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:50:53,957 INFO L87 Difference]: Start difference. First operand 630 states and 993 transitions. Second operand 11 states. [2020-10-28 15:50:56,244 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-28 15:50:56,738 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:50:58,182 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 15:50:59,202 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:50:59,442 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-28 15:51:04,430 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:51:04,683 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-28 15:51:20,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:51:20,974 INFO L93 Difference]: Finished difference Result 1164 states and 2074 transitions. [2020-10-28 15:51:20,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-28 15:51:20,976 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 92 [2020-10-28 15:51:20,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:51:20,986 INFO L225 Difference]: With dead ends: 1164 [2020-10-28 15:51:20,986 INFO L226 Difference]: Without dead ends: 1146 [2020-10-28 15:51:20,988 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=209, Invalid=603, Unknown=0, NotChecked=0, Total=812 [2020-10-28 15:51:20,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1146 states. [2020-10-28 15:51:21,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1146 to 633. [2020-10-28 15:51:21,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 633 states. [2020-10-28 15:51:21,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 996 transitions. [2020-10-28 15:51:21,186 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 996 transitions. Word has length 92 [2020-10-28 15:51:21,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:51:21,187 INFO L481 AbstractCegarLoop]: Abstraction has 633 states and 996 transitions. [2020-10-28 15:51:21,187 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:51:21,187 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 996 transitions. [2020-10-28 15:51:21,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-28 15:51:21,190 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:51:21,190 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:51:21,190 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:51:21,190 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:51:21,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:51:21,191 INFO L82 PathProgramCache]: Analyzing trace with hash 47019443, now seen corresponding path program 1 times [2020-10-28 15:51:21,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:51:21,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [329124976] [2020-10-28 15:51:21,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:51:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:21,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:21,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:21,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:21,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:22,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:25,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:26,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:26,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-28 15:51:26,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:51:26,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:51:26,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:26,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:26,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:51:26,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:51:26,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:51:26,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:27,553 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:51:27,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:51:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:27,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:27,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:27,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:27,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:27,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 15:51:27,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:27,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:27,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:27,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:27,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:27,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:51:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:27,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:27,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:27,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:51:27,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:27,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:27,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:27,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:27,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:27,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:51:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:27,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:27,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:27,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:51:27,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:27,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:27,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:27,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:27,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:27,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:51:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:27,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:27,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:27,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:27,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:27,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:27,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:27,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:27,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:27,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:27,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:27,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:27,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:51:27,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:27,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:27,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:27,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:51:27,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:27,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:27,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:27,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:27,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:27,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:27,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:27,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:27,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:51:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:27,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:27,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:27,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:27,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:27,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:27,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:27,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:27,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:27,925 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:51:27,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:51:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:27,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:27,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:27,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:28,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:28,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:30,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:30,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-28 15:51:30,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:51:30,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3027 [2020-10-28 15:51:30,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:30,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:30,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:51:30,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:51:30,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:51:30,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,109 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:51:31,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:51:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:51:31,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:51:31,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-28 15:51:31,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:51:31,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:51:31,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:51:31,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:31,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:51:31,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:51:31,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:31,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:31,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:31,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:51:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 15:51:31,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:31,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 15:51:31,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:51:31,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:51:31,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 15:51:31,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:51:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:31,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:31,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:51:31,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:51:31,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:31,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:51:31,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:51:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 15:51:31,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:51:31,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-28 15:51:31,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:31,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 15:51:31,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:31,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:51:31,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:51:31,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 15:51:31,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:31,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:31,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:31,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:31,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:31,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:31,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:31,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:31,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:31,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:51:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:51:31,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:51:31,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 15:51:31,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:31,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:31,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:31,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:51:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:31,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:31,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:31,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:31,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:51:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:51:31,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:31,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:31,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:31,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:31,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 15:51:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:51:31,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:51:31,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:51:31,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:51:31,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:51:31,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:51:31,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:51:31,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:51:31,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:51:31,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:51:31,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:51:31,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:51:31,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:51:31,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [329124976] [2020-10-28 15:51:31,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:51:31,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:51:31,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303613006] [2020-10-28 15:51:31,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:51:31,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:51:31,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:51:31,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:51:31,663 INFO L87 Difference]: Start difference. First operand 633 states and 996 transitions. Second operand 9 states. [2020-10-28 15:51:34,482 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:51:35,737 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:52:01,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:52:01,551 INFO L93 Difference]: Finished difference Result 1636 states and 2792 transitions. [2020-10-28 15:52:01,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:52:01,552 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 98 [2020-10-28 15:52:01,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:52:01,562 INFO L225 Difference]: With dead ends: 1636 [2020-10-28 15:52:01,562 INFO L226 Difference]: Without dead ends: 1086 [2020-10-28 15:52:01,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-28 15:52:01,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1086 states. [2020-10-28 15:52:01,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1086 to 633. [2020-10-28 15:52:01,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 633 states. [2020-10-28 15:52:01,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 991 transitions. [2020-10-28 15:52:01,792 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 991 transitions. Word has length 98 [2020-10-28 15:52:01,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:52:01,793 INFO L481 AbstractCegarLoop]: Abstraction has 633 states and 991 transitions. [2020-10-28 15:52:01,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:52:01,793 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 991 transitions. [2020-10-28 15:52:01,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-28 15:52:01,796 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:52:01,796 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:52:01,796 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 15:52:01,796 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:52:01,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:52:01,797 INFO L82 PathProgramCache]: Analyzing trace with hash 1444882592, now seen corresponding path program 1 times [2020-10-28 15:52:01,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:52:01,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [180253201] [2020-10-28 15:52:01,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:52:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:01,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:01,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:02,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:02,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:03,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:06,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:06,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-28 15:52:06,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:52:06,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 15:52:06,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:06,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:06,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:52:06,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:52:06,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:52:06,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,057 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:52:08,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:52:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:08,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-28 15:52:08,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:52:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:52:08,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:52:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:52:08,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:52:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:08,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:52:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:52:08,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:08,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:52:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:08,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:08,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:08,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:52:08,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:08,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:08,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:08,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:08,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:08,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:08,443 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:52:08,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:52:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:08,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:08,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:11,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:11,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 15:52:11,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:52:11,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3123 [2020-10-28 15:52:11,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:11,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:11,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:52:11,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:52:11,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:52:11,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:11,723 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:52:11,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:52:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:11,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:11,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:11,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:11,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:52:12,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:52:12,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 312 [2020-10-28 15:52:12,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:52:12,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:52:12,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:52:12,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:12,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:12,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:52:12,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:52:12,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:12,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:12,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:12,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:52:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:12,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:52:12,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:12,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 15:52:12,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:52:12,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:52:12,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:52:12,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:52:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:12,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:12,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:12,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:52:12,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:52:12,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:12,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:52:12,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 15:52:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:12,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 15:52:12,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:52:12,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-28 15:52:12,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:12,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 15:52:12,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:12,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:12,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:52:12,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:52:12,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 15:52:12,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:12,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:12,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:12,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:12,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:12,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:12,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:12,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:12,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:12,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:12,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:52:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:12,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:52:12,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:52:12,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 15:52:12,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:12,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:12,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:12,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:52:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:12,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:12,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:12,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:12,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:12,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:12,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:12,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:52:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:12,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:52:12,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:12,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:12,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:12,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:12,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:12,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 15:52:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:52:12,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:52:12,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:52:12,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:52:12,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:52:12,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:52:12,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:52:12,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:52:12,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:52:12,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:52:12,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:52:12,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:52:12,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 15:52:12,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [180253201] [2020-10-28 15:52:12,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:52:12,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:52:12,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640673911] [2020-10-28 15:52:12,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:52:12,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:52:12,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:52:12,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:52:12,380 INFO L87 Difference]: Start difference. First operand 633 states and 991 transitions. Second operand 9 states. [2020-10-28 15:52:14,591 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:52:16,152 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 121