/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 15:50:39,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 15:50:39,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 15:50:39,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 15:50:39,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 15:50:39,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 15:50:39,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 15:50:39,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 15:50:39,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 15:50:39,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 15:50:39,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 15:50:39,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 15:50:39,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 15:50:39,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 15:50:39,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 15:50:39,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 15:50:39,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 15:50:39,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 15:50:39,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 15:50:39,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 15:50:39,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 15:50:39,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 15:50:39,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 15:50:39,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 15:50:39,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 15:50:39,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 15:50:39,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 15:50:39,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 15:50:39,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 15:50:39,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 15:50:39,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 15:50:39,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 15:50:39,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 15:50:39,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 15:50:39,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 15:50:39,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 15:50:39,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 15:50:39,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 15:50:39,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 15:50:39,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 15:50:39,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 15:50:39,261 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 [2020-09-24 15:50:39,312 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 15:50:39,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 15:50:39,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 15:50:39,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 15:50:39,316 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 15:50:39,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 15:50:39,316 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-24 15:50:39,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 15:50:39,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-24 15:50:39,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 15:50:39,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 15:50:39,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 15:50:39,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 15:50:39,319 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-24 15:50:39,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 15:50:39,320 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 15:50:39,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 15:50:39,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 15:50:39,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 15:50:39,321 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 15:50:39,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 15:50:39,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 15:50:39,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 15:50:39,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 15:50:39,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 15:50:39,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 15:50:39,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 15:50:39,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 15:50:39,324 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 15:50:39,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-24 15:50:39,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 15:50:39,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 15:50:39,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 15:50:39,860 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 15:50:39,861 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 15:50:39,862 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product48.cil.c [2020-09-24 15:50:39,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3ed70ece6/18643bdf4ce34e359633c3249ffd73df/FLAGfd5ed5bfa [2020-09-24 15:50:40,601 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 15:50:40,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product48.cil.c [2020-09-24 15:50:40,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3ed70ece6/18643bdf4ce34e359633c3249ffd73df/FLAGfd5ed5bfa [2020-09-24 15:50:40,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3ed70ece6/18643bdf4ce34e359633c3249ffd73df [2020-09-24 15:50:40,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 15:50:40,902 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 15:50:40,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 15:50:40,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 15:50:40,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 15:50:40,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:50:40" (1/1) ... [2020-09-24 15:50:40,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f1c8c30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:40, skipping insertion in model container [2020-09-24 15:50:40,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:50:40" (1/1) ... [2020-09-24 15:50:40,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 15:50:41,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 15:50:41,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:50:41,660 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 15:50:41,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:50:41,830 INFO L208 MainTranslator]: Completed translation [2020-09-24 15:50:41,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:41 WrapperNode [2020-09-24 15:50:41,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 15:50:41,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 15:50:41,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 15:50:41,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 15:50:41,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:41" (1/1) ... [2020-09-24 15:50:41,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:41" (1/1) ... [2020-09-24 15:50:41,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:41" (1/1) ... [2020-09-24 15:50:41,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:41" (1/1) ... [2020-09-24 15:50:41,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:41" (1/1) ... [2020-09-24 15:50:41,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:41" (1/1) ... [2020-09-24 15:50:41,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:41" (1/1) ... [2020-09-24 15:50:41,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 15:50:41,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 15:50:41,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 15:50:41,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 15:50:41,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:41" (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 [2020-09-24 15:50:42,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 15:50:42,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 15:50:42,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-24 15:50:42,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-09-24 15:50:42,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-24 15:50:42,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-24 15:50:42,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-24 15:50:42,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-24 15:50:42,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-24 15:50:42,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-24 15:50:42,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-24 15:50:42,047 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-24 15:50:42,047 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-24 15:50:42,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-24 15:50:42,048 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-24 15:50:42,049 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 15:50:42,049 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-24 15:50:42,049 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-24 15:50:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-24 15:50:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-24 15:50:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-09-24 15:50:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-24 15:50:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-24 15:50:42,051 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-24 15:50:42,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-24 15:50:42,052 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-24 15:50:42,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-24 15:50:42,052 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-24 15:50:42,053 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-24 15:50:42,053 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-24 15:50:42,053 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-24 15:50:42,053 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-24 15:50:42,053 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-24 15:50:42,053 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-24 15:50:42,053 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-24 15:50:42,054 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-24 15:50:42,054 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-24 15:50:42,054 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-24 15:50:42,054 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-24 15:50:42,055 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-24 15:50:42,055 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-24 15:50:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 15:50:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 15:50:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-24 15:50:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-24 15:50:42,059 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-24 15:50:42,059 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-24 15:50:42,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-09-24 15:50:42,059 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-24 15:50:42,059 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 15:50:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 15:50:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-24 15:50:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 15:50:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 15:50:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 15:50:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 15:50:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-24 15:50:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 15:50:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-24 15:50:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-24 15:50:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 15:50:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-24 15:50:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-24 15:50:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 15:50:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-24 15:50:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-24 15:50:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-24 15:50:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-24 15:50:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-24 15:50:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-24 15:50:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-24 15:50:42,065 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-24 15:50:42,065 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-24 15:50:42,067 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-24 15:50:42,067 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-24 15:50:42,067 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-24 15:50:42,067 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-24 15:50:42,067 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 15:50:42,067 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-24 15:50:42,068 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-24 15:50:42,068 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-24 15:50:42,068 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-24 15:50:42,068 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-24 15:50:42,068 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-24 15:50:42,068 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-24 15:50:42,068 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-24 15:50:42,069 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-24 15:50:42,069 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-24 15:50:42,069 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-24 15:50:42,069 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-24 15:50:42,069 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-24 15:50:42,069 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-09-24 15:50:42,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-24 15:50:42,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 15:50:42,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 15:50:42,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 15:50:43,326 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 15:50:43,327 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-24 15:50:43,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:50:43 BoogieIcfgContainer [2020-09-24 15:50:43,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 15:50:43,336 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 15:50:43,336 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 15:50:43,340 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 15:50:43,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 03:50:40" (1/3) ... [2020-09-24 15:50:43,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d6289a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:50:43, skipping insertion in model container [2020-09-24 15:50:43,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:50:41" (2/3) ... [2020-09-24 15:50:43,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d6289a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:50:43, skipping insertion in model container [2020-09-24 15:50:43,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:50:43" (3/3) ... [2020-09-24 15:50:43,345 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product48.cil.c [2020-09-24 15:50:43,358 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 15:50:43,371 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 15:50:43,395 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 15:50:43,431 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 15:50:43,431 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 15:50:43,431 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 15:50:43,432 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 15:50:43,432 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 15:50:43,432 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 15:50:43,432 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 15:50:43,432 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 15:50:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states. [2020-09-24 15:50:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-24 15:50:43,483 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:50:43,484 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:50:43,485 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:50:43,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:50:43,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1278717342, now seen corresponding path program 1 times [2020-09-24 15:50:43,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:50:43,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1972136334] [2020-09-24 15:50:43,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:50:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:43,962 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:43,962 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:43,963 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:43,963 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:43,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-24 15:50:43,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:43,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:50:43,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:43,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:43,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-24 15:50:43,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:43,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:44,468 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:50:44,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:50:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:44,486 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:44,487 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:44,487 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:44,487 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:44,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:50:44,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:44,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:44,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:44,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:44,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:44,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:44,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:44,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:50:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:44,590 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:44,590 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:44,591 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:44,591 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:44,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:44,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:44,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:44,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:44,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:44,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:44,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:44,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:44,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:50:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:44,597 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:44,597 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:44,597 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:44,597 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:44,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:44,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:44,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:44,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:44,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:44,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:44,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:44,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:44,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:50:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:44,602 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:44,603 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:44,603 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:44,603 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:44,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:44,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:44,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:44,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:44,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:44,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:44,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:44,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:44,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:50:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:44,609 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:44,609 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:44,609 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:44,609 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:44,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:44,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:44,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:44,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:44,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:44,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:44,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:44,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:44,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-24 15:50:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:44,615 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:44,615 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:44,615 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:44,616 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:44,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:44,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:44,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:44,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:44,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:44,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:50:44,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:44,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:44,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-24 15:50:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:44,622 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:44,622 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:44,622 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:44,623 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:44,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:44,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:44,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:44,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:44,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:44,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:50:44,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:44,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:44,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:50:44,655 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1972136334] [2020-09-24 15:50:44,658 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:50:44,659 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-24 15:50:44,660 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766832246] [2020-09-24 15:50:44,668 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-24 15:50:44,669 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:50:44,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-24 15:50:44,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-24 15:50:44,693 INFO L87 Difference]: Start difference. First operand 325 states. Second operand 3 states. [2020-09-24 15:50:46,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:50:46,110 INFO L93 Difference]: Finished difference Result 520 states and 619 transitions. [2020-09-24 15:50:46,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-24 15:50:46,113 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-24 15:50:46,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:50:46,135 INFO L225 Difference]: With dead ends: 520 [2020-09-24 15:50:46,135 INFO L226 Difference]: Without dead ends: 320 [2020-09-24 15:50:46,142 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-24 15:50:46,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2020-09-24 15:50:46,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 274. [2020-09-24 15:50:46,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2020-09-24 15:50:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 299 transitions. [2020-09-24 15:50:46,259 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 299 transitions. Word has length 142 [2020-09-24 15:50:46,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:50:46,260 INFO L479 AbstractCegarLoop]: Abstraction has 274 states and 299 transitions. [2020-09-24 15:50:46,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-24 15:50:46,261 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 299 transitions. [2020-09-24 15:50:46,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-24 15:50:46,267 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:50:46,267 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:50:46,268 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 15:50:46,268 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:50:46,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:50:46,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1976883783, now seen corresponding path program 1 times [2020-09-24 15:50:46,269 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:50:46,269 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [362758518] [2020-09-24 15:50:46,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:50:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:46,356 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:46,357 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:46,357 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:46,357 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:46,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-24 15:50:46,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:46,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:50:46,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:46,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:46,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-24 15:50:46,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:50:46,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:46,776 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:50:46,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:50:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:46,788 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:46,788 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:46,789 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:46,789 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:46,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:50:46,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:46,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:46,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:46,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:46,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:46,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:46,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:46,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:50:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:46,838 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:46,838 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:46,838 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:46,838 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:46,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:46,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:46,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:46,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:46,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:46,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:46,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:46,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:46,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:50:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:46,842 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:46,843 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:46,843 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:46,843 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:46,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:46,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:46,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:46,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:46,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:46,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:46,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:46,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:46,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:50:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:46,848 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:46,848 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:46,848 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:46,848 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:46,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:46,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:46,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:46,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:46,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:46,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:46,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:46,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:46,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:50:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:46,853 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:46,853 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:46,854 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:46,854 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:46,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:46,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:46,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:46,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:46,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:46,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:46,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:46,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:46,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-24 15:50:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:46,858 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:46,859 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:46,859 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:46,859 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:46,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:46,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:46,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:46,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:46,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:46,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:50:46,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:46,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:46,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-24 15:50:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:46,864 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:46,864 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:46,864 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:46,865 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:46,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:46,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:46,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:46,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:46,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:46,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:50:46,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:46,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:46,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:50:46,890 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [362758518] [2020-09-24 15:50:46,890 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:50:46,890 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-24 15:50:46,890 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125319439] [2020-09-24 15:50:46,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-24 15:50:46,893 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:50:46,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-24 15:50:46,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-24 15:50:46,894 INFO L87 Difference]: Start difference. First operand 274 states and 299 transitions. Second operand 4 states. [2020-09-24 15:50:47,606 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:50:48,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:50:48,756 INFO L93 Difference]: Finished difference Result 427 states and 482 transitions. [2020-09-24 15:50:48,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-24 15:50:48,759 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-24 15:50:48,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:50:48,766 INFO L225 Difference]: With dead ends: 427 [2020-09-24 15:50:48,767 INFO L226 Difference]: Without dead ends: 303 [2020-09-24 15:50:48,770 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:50:48,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-09-24 15:50:48,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 264. [2020-09-24 15:50:48,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-09-24 15:50:48,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 286 transitions. [2020-09-24 15:50:48,819 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 286 transitions. Word has length 143 [2020-09-24 15:50:48,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:50:48,820 INFO L479 AbstractCegarLoop]: Abstraction has 264 states and 286 transitions. [2020-09-24 15:50:48,820 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-24 15:50:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 286 transitions. [2020-09-24 15:50:48,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-09-24 15:50:48,824 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:50:48,824 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:50:48,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-24 15:50:48,824 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:50:48,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:50:48,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1434420260, now seen corresponding path program 1 times [2020-09-24 15:50:48,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:50:48,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1699099875] [2020-09-24 15:50:48,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:50:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:48,890 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:50:48,890 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -42 [2020-09-24 15:50:48,891 FATAL L256 erpolLogProxyWrapper]: Difference in width: 42 [2020-09-24 15:50:48,891 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:48,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-09-24 15:50:48,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:48,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:50:48,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:48,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:48,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-24 15:50:48,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:50:48,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:49,223 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:50:49,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:50:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:49,234 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:49,235 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:49,267 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:49,267 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:49,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:50:49,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:49,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-24 15:50:49,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:49,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:49,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:49,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:49,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:49,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:50:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:49,320 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:49,320 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:49,320 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:49,321 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:49,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:49,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:49,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:49,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:49,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:49,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:49,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:49,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:49,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:50:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:49,325 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:49,325 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:49,325 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:49,326 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:49,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:49,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:49,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:49,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:49,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:49,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:49,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:49,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:49,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:50:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:49,330 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:49,330 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:49,330 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:49,330 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:49,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:49,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:49,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:49,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:49,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:49,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:49,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:49,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:49,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:50:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:49,337 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:49,337 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:49,337 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:49,339 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:49,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:49,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:49,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:49,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:49,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:49,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:49,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:49,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:49,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-24 15:50:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:49,354 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:49,354 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:49,354 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:49,354 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:49,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:50:49,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:49,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:49,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:49,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:49,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:49,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:50:49,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:49,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:50:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:49,362 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:49,362 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:49,362 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:49,362 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:49,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:49,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:49,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:49,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:49,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:49,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:50:49,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:49,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:49,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-24 15:50:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:49,368 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:49,368 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:49,368 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:49,368 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:49,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:49,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:49,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:49,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:49,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:49,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:50:49,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:49,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:49,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:50:49,403 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1699099875] [2020-09-24 15:50:49,403 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:50:49,403 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-24 15:50:49,404 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122685971] [2020-09-24 15:50:49,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-24 15:50:49,406 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:50:49,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-24 15:50:49,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:50:49,407 INFO L87 Difference]: Start difference. First operand 264 states and 286 transitions. Second operand 5 states. [2020-09-24 15:50:50,069 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:50:52,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:50:52,354 INFO L93 Difference]: Finished difference Result 646 states and 749 transitions. [2020-09-24 15:50:52,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-24 15:50:52,355 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2020-09-24 15:50:52,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:50:52,361 INFO L225 Difference]: With dead ends: 646 [2020-09-24 15:50:52,361 INFO L226 Difference]: Without dead ends: 492 [2020-09-24 15:50:52,362 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:50:52,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2020-09-24 15:50:52,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 408. [2020-09-24 15:50:52,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2020-09-24 15:50:52,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 453 transitions. [2020-09-24 15:50:52,447 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 453 transitions. Word has length 156 [2020-09-24 15:50:52,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:50:52,448 INFO L479 AbstractCegarLoop]: Abstraction has 408 states and 453 transitions. [2020-09-24 15:50:52,448 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-24 15:50:52,448 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 453 transitions. [2020-09-24 15:50:52,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-24 15:50:52,451 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:50:52,452 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:50:52,452 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-24 15:50:52,452 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:50:52,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:50:52,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1340372779, now seen corresponding path program 1 times [2020-09-24 15:50:52,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:50:52,453 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1842666732] [2020-09-24 15:50:52,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:50:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:52,560 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:50:52,560 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:52,560 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:52,561 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:52,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-24 15:50:52,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:52,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-24 15:50:52,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:52,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-24 15:50:52,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-09-24 15:50:52,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-09-24 15:50:52,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:52,904 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:50:52,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:50:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:52,946 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:52,946 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:52,946 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:52,947 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:52,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:50:52,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:52,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:52,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:52,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:52,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:52,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-09-24 15:50:52,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:52,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:50:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:52,998 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:52,998 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:52,998 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:52,999 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:52,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:52,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:53,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:50:53,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:53,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:53,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:53,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:50:53,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:53,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:50:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:53,005 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:53,005 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:53,005 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:53,006 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:53,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:53,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:53,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:50:53,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:53,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:53,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:53,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:50:53,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:53,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:50:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:53,012 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:53,013 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:53,013 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:53,014 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:53,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:53,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:53,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:50:53,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:53,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:53,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:50:53,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:53,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:50:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:53,022 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:53,022 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:53,022 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:53,023 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:53,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:53,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:53,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:50:53,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:53,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:53,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:53,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:50:53,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:53,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-24 15:50:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:53,045 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:53,046 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:53,046 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:53,046 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:53,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:50:53,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:53,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:53,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:53,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:53,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:53,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:50:53,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:53,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-24 15:50:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:53,056 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:53,057 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:53,057 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:53,057 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:53,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:53,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:53,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:50:53,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:53,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:50:53,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:53,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:50:53,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:53,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-24 15:50:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:53,093 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:53,093 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:53,094 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:53,094 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:53,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:53,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:53,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:53,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:50:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:53,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:50:53,186 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1842666732] [2020-09-24 15:50:53,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:50:53,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-24 15:50:53,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310662426] [2020-09-24 15:50:53,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-24 15:50:53,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:50:53,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-24 15:50:53,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-24 15:50:53,188 INFO L87 Difference]: Start difference. First operand 408 states and 453 transitions. Second operand 9 states. [2020-09-24 15:50:53,723 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:50:55,183 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:50:55,482 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:50:55,875 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:50:56,239 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:50:56,566 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:50:56,856 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:50:57,187 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:50:58,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:50:58,639 INFO L93 Difference]: Finished difference Result 1094 states and 1311 transitions. [2020-09-24 15:50:58,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-24 15:50:58,640 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2020-09-24 15:50:58,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:50:58,654 INFO L225 Difference]: With dead ends: 1094 [2020-09-24 15:50:58,655 INFO L226 Difference]: Without dead ends: 796 [2020-09-24 15:50:58,658 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2020-09-24 15:50:58,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2020-09-24 15:50:58,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 697. [2020-09-24 15:50:58,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 697 states. [2020-09-24 15:50:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 697 states and 793 transitions. [2020-09-24 15:50:58,793 INFO L78 Accepts]: Start accepts. Automaton has 697 states and 793 transitions. Word has length 161 [2020-09-24 15:50:58,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:50:58,794 INFO L479 AbstractCegarLoop]: Abstraction has 697 states and 793 transitions. [2020-09-24 15:50:58,794 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-24 15:50:58,794 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 793 transitions. [2020-09-24 15:50:58,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-09-24 15:50:58,798 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:50:58,799 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:50:58,799 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-24 15:50:58,799 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:50:58,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:50:58,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1400898605, now seen corresponding path program 1 times [2020-09-24 15:50:58,800 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:50:58,800 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [914757707] [2020-09-24 15:50:58,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:50:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:58,932 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:58,933 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:58,933 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:58,933 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:58,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-09-24 15:50:58,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:58,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-09-24 15:50:58,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:58,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-09-24 15:50:58,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-09-24 15:50:58,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-09-24 15:50:58,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-24 15:50:59,303 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:50:59,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:50:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:59,357 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:59,358 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:59,358 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:59,359 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:59,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:50:59,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:59,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:50:59,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:59,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:59,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:59,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-09-24 15:50:59,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:59,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:50:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:59,428 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:59,428 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:59,428 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:59,429 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:59,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:59,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:59,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:50:59,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:59,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:59,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:59,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:50:59,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:59,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:50:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:59,434 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:59,434 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:59,434 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:59,435 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:59,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:59,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:59,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:59,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:59,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:59,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:59,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:50:59,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:59,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:50:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:59,440 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:59,441 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:59,441 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:59,442 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:59,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:59,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:59,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:50:59,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:59,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:50:59,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:59,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:50:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:59,450 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:59,450 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:59,450 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:59,451 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:59,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:50:59,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:59,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:50:59,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:59,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:59,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:59,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:50:59,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:50:59,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:50:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:59,482 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:59,482 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:59,482 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:59,483 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:59,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:50:59,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:59,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 15:50:59,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:59,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:50:59,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 15:50:59,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:50:59,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:59,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-24 15:50:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:59,535 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:59,535 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:59,535 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:59,536 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:59,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:50:59,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:59,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:59,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:50:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:50:59,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:59,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-24 15:50:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:59,545 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:59,546 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:59,546 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:59,546 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:59,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:59,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:59,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:50:59,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:59,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:50:59,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:50:59,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:50:59,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:50:59,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-09-24 15:50:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:50:59,580 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:50:59,580 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:50:59,580 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:50:59,580 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:50:59,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:50:59,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:50:59,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:50:59,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:50:59,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:50:59,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:50:59,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:50:59,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-24 15:50:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:50:59,627 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [914757707] [2020-09-24 15:50:59,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:50:59,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-24 15:50:59,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276621911] [2020-09-24 15:50:59,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-24 15:50:59,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:50:59,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-24 15:50:59,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-09-24 15:50:59,630 INFO L87 Difference]: Start difference. First operand 697 states and 793 transitions. Second operand 12 states. [2020-09-24 15:51:00,183 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:01,672 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:02,023 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:02,410 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:02,783 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:03,082 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-24 15:51:03,417 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:03,709 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:04,301 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:06,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:06,294 INFO L93 Difference]: Finished difference Result 1517 states and 1911 transitions. [2020-09-24 15:51:06,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-24 15:51:06,295 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 166 [2020-09-24 15:51:06,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:06,303 INFO L225 Difference]: With dead ends: 1517 [2020-09-24 15:51:06,303 INFO L226 Difference]: Without dead ends: 1189 [2020-09-24 15:51:06,305 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=175, Invalid=581, Unknown=0, NotChecked=0, Total=756 [2020-09-24 15:51:06,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1189 states. [2020-09-24 15:51:06,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1189 to 952. [2020-09-24 15:51:06,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 952 states. [2020-09-24 15:51:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1108 transitions. [2020-09-24 15:51:06,446 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1108 transitions. Word has length 166 [2020-09-24 15:51:06,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:06,446 INFO L479 AbstractCegarLoop]: Abstraction has 952 states and 1108 transitions. [2020-09-24 15:51:06,447 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-24 15:51:06,447 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1108 transitions. [2020-09-24 15:51:06,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-09-24 15:51:06,450 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:06,451 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:06,451 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-24 15:51:06,451 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:06,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:06,452 INFO L82 PathProgramCache]: Analyzing trace with hash -277417807, now seen corresponding path program 1 times [2020-09-24 15:51:06,452 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:06,452 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1869021303] [2020-09-24 15:51:06,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,535 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,535 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,535 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,535 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-09-24 15:51:06,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-24 15:51:06,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:51:06,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-09-24 15:51:06,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-09-24 15:51:06,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:06,812 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:06,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,850 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,850 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,851 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,851 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:06,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:06,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:06,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:06,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-24 15:51:06,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:06,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,901 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,902 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,902 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,902 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:06,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:06,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:06,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:06,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:06,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:06,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:06,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,908 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,909 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,909 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,909 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:06,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:06,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:06,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:06,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:06,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:06,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,924 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,924 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,925 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,925 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:06,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:06,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:06,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:06,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:06,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:06,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:06,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,931 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,931 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,931 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,931 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:06,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:06,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:06,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:06,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:06,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:06,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-24 15:51:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,950 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,950 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,950 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,950 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:06,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:06,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:06,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:06,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:51:06,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:06,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-24 15:51:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,965 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,966 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,966 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,966 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:06,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:06,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:06,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:51:06,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:06,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:06,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-24 15:51:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,971 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,971 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,972 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,972 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:06,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:06,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:06,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:06,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:06,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:06,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-09-24 15:51:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,977 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,978 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,978 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,978 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:06,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:06,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:06,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:06,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:06,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:07,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:51:07,013 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1869021303] [2020-09-24 15:51:07,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:51:07,014 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-24 15:51:07,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659900066] [2020-09-24 15:51:07,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-24 15:51:07,015 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:07,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-24 15:51:07,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-24 15:51:07,015 INFO L87 Difference]: Start difference. First operand 952 states and 1108 transitions. Second operand 6 states. [2020-09-24 15:51:07,472 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:09,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:09,714 INFO L93 Difference]: Finished difference Result 2293 states and 2816 transitions. [2020-09-24 15:51:09,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-24 15:51:09,714 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 166 [2020-09-24 15:51:09,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:09,723 INFO L225 Difference]: With dead ends: 2293 [2020-09-24 15:51:09,723 INFO L226 Difference]: Without dead ends: 1451 [2020-09-24 15:51:09,727 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:51:09,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2020-09-24 15:51:09,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1346. [2020-09-24 15:51:09,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1346 states. [2020-09-24 15:51:09,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1346 states and 1570 transitions. [2020-09-24 15:51:09,925 INFO L78 Accepts]: Start accepts. Automaton has 1346 states and 1570 transitions. Word has length 166 [2020-09-24 15:51:09,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:09,926 INFO L479 AbstractCegarLoop]: Abstraction has 1346 states and 1570 transitions. [2020-09-24 15:51:09,926 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-24 15:51:09,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1570 transitions. [2020-09-24 15:51:09,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-09-24 15:51:09,932 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:09,933 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:09,933 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-24 15:51:09,933 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:09,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:09,934 INFO L82 PathProgramCache]: Analyzing trace with hash -881213993, now seen corresponding path program 1 times [2020-09-24 15:51:09,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:09,934 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [570781368] [2020-09-24 15:51:09,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:09,999 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:09,999 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:09,999 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,000 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 319 [2020-09-24 15:51:10,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:10,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:10,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 151 [2020-09-24 15:51:10,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:10,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,289 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:10,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,299 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,299 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,299 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,300 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:10,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,335 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,335 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,335 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,335 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:10,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,339 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,339 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,340 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,340 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:10,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,344 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,344 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,344 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,344 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:10,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,349 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,349 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,349 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,349 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:10,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-24 15:51:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,372 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,372 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,372 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,372 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:10,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:10,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:51:10,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-24 15:51:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,402 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,402 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,403 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,403 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-24 15:51:10,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:51:10,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:51:10,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-24 15:51:10,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:10,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,440 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,440 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,440 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,441 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:51:10,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:51:10,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:51:10,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-09-24 15:51:10,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:10,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,460 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,460 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,460 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,460 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:51:10,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:10,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:51:10,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-09-24 15:51:10,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:10,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,495 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,495 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,496 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,496 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:51:10,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:10,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:10,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-24 15:51:10,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,553 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,553 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,553 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,553 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:51:10,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:51:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,560 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,560 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,561 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,561 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:51:10,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-24 15:51:10,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,567 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,567 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,567 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,567 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:51:10,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,572 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,573 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,573 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,573 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:10,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:51:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,578 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,578 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,578 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,578 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:10,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-24 15:51:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,588 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,588 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,589 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,589 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:51:10,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-09-24 15:51:10,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,594 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,594 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,594 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,594 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:10,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:10,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-09-24 15:51:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,620 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,620 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,620 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,620 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:10,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:10,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:51:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2020-09-24 15:51:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,625 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,625 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,625 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,626 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:10,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:10,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2020-09-24 15:51:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:10,631 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:10,631 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:10,631 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:10,632 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:10,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:10,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:10,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:10,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:10,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:10,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:10,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:10,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:10,708 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-09-24 15:51:10,709 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [570781368] [2020-09-24 15:51:10,709 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:51:10,709 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-24 15:51:10,710 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339734379] [2020-09-24 15:51:10,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-24 15:51:10,711 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:10,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-24 15:51:10,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-09-24 15:51:10,712 INFO L87 Difference]: Start difference. First operand 1346 states and 1570 transitions. Second operand 13 states. [2020-09-24 15:51:11,987 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:12,624 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:12,952 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:51:13,281 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-24 15:51:13,602 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:13,937 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:14,238 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:16,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:16,398 INFO L93 Difference]: Finished difference Result 2377 states and 2900 transitions. [2020-09-24 15:51:16,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-09-24 15:51:16,399 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 264 [2020-09-24 15:51:16,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:16,407 INFO L225 Difference]: With dead ends: 2377 [2020-09-24 15:51:16,407 INFO L226 Difference]: Without dead ends: 1141 [2020-09-24 15:51:16,412 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=148, Invalid=502, Unknown=0, NotChecked=0, Total=650 [2020-09-24 15:51:16,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1141 states. [2020-09-24 15:51:16,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1141 to 959. [2020-09-24 15:51:16,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 959 states. [2020-09-24 15:51:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1092 transitions. [2020-09-24 15:51:16,577 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1092 transitions. Word has length 264 [2020-09-24 15:51:16,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:16,578 INFO L479 AbstractCegarLoop]: Abstraction has 959 states and 1092 transitions. [2020-09-24 15:51:16,578 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-24 15:51:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1092 transitions. [2020-09-24 15:51:16,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-09-24 15:51:16,585 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:16,585 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:16,585 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-24 15:51:16,586 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:16,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:16,586 INFO L82 PathProgramCache]: Analyzing trace with hash 1093000314, now seen corresponding path program 1 times [2020-09-24 15:51:16,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:16,586 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1847757030] [2020-09-24 15:51:16,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:16,653 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:51:16,653 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -71 [2020-09-24 15:51:16,653 FATAL L256 erpolLogProxyWrapper]: Difference in width: 71 [2020-09-24 15:51:16,653 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:16,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 351 [2020-09-24 15:51:16,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:16,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:51:16,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:16,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:16,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 175 [2020-09-24 15:51:16,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:16,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:16,980 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:16,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:16,990 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:16,990 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:16,990 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:16,991 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:16,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:16,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:16,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:16,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:16,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:16,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:16,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:16,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,043 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,043 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,043 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,043 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:17,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:51:17,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,049 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,050 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,050 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,050 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:17,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:17,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,059 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,059 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,059 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,060 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:17,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,067 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,068 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,068 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,068 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:17,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-24 15:51:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,092 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,092 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,093 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,093 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:17,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-24 15:51:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,126 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,127 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,127 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,127 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-24 15:51:17,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:17,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:17,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-09-24 15:51:17,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:17,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,165 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,165 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,165 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,165 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:51:17,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:51:17,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:17,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-24 15:51:17,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:17,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,187 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,187 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,188 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,188 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:51:17,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:17,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:17,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-24 15:51:17,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:17,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,206 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,206 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,207 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,207 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:51:17,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:51:17,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:17,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:51:17,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:17,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,245 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,246 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,246 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,247 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:51:17,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:17,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:51:17,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:17,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:51:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,306 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,306 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,306 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,307 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:51:17,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-24 15:51:17,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,315 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,316 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,316 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,317 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:51:17,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,324 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,324 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,325 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,325 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:17,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:51:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,332 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,332 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,333 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,333 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:17,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-24 15:51:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,349 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,349 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,350 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,350 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:51:17,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-09-24 15:51:17,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,360 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,361 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,361 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,361 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:17,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-24 15:51:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,375 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,376 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,376 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,376 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:17,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-24 15:51:17,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:17,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2020-09-24 15:51:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,397 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,397 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,398 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,398 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:17,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:51:17,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-09-24 15:51:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,407 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,407 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,407 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,408 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-24 15:51:17,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:17,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-09-24 15:51:17,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,417 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,418 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,418 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,418 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:51:17,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,425 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,426 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,426 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,426 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:17,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-24 15:51:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,434 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,434 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,434 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,435 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:17,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:17,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:17,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2020-09-24 15:51:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,441 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,442 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,442 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,442 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:17,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:17,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:17,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2020-09-24 15:51:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:17,450 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:17,451 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:17,451 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:17,451 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:17,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:17,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:17,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:17,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:17,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:17,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:17,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:17,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-24 15:51:17,605 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-09-24 15:51:17,609 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1847757030] [2020-09-24 15:51:17,610 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:51:17,610 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-09-24 15:51:17,610 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770101895] [2020-09-24 15:51:17,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-24 15:51:17,612 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:17,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-24 15:51:17,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:51:17,614 INFO L87 Difference]: Start difference. First operand 959 states and 1092 transitions. Second operand 11 states. [2020-09-24 15:51:19,077 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:19,404 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:51:19,717 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:20,044 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:20,352 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:21,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:21,843 INFO L93 Difference]: Finished difference Result 1885 states and 2294 transitions. [2020-09-24 15:51:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-24 15:51:21,847 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 286 [2020-09-24 15:51:21,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:21,853 INFO L225 Difference]: With dead ends: 1885 [2020-09-24 15:51:21,853 INFO L226 Difference]: Without dead ends: 1036 [2020-09-24 15:51:21,856 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-24 15:51:21,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2020-09-24 15:51:21,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 822. [2020-09-24 15:51:22,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 822 states. [2020-09-24 15:51:22,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 929 transitions. [2020-09-24 15:51:22,004 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 929 transitions. Word has length 286 [2020-09-24 15:51:22,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:22,004 INFO L479 AbstractCegarLoop]: Abstraction has 822 states and 929 transitions. [2020-09-24 15:51:22,004 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-24 15:51:22,005 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 929 transitions. [2020-09-24 15:51:22,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-09-24 15:51:22,010 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:22,011 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:22,011 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-24 15:51:22,011 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:22,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:22,012 INFO L82 PathProgramCache]: Analyzing trace with hash -218506913, now seen corresponding path program 1 times [2020-09-24 15:51:22,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:22,013 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [769153114] [2020-09-24 15:51:22,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,190 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,190 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,191 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,191 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 358 [2020-09-24 15:51:22,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-09-24 15:51:22,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-24 15:51:22,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-09-24 15:51:22,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 235 [2020-09-24 15:51:22,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,516 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:22,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,551 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,552 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,552 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,552 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:22,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-09-24 15:51:22,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,601 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,601 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,601 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,602 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:22,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:22,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:22,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,607 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,608 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,608 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,608 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:22,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:22,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,613 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,613 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,614 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,614 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:22,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:22,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,620 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,620 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,621 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,621 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:22,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:22,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:51:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,640 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,640 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,640 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,641 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:22,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:51:22,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:51:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,654 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,654 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,654 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,655 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:22,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:51:22,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-24 15:51:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,679 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,679 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,679 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,680 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-24 15:51:22,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-09-24 15:51:22,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,703 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,703 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,703 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,703 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:51:22,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,714 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,714 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,715 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,715 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:51:22,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,724 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,724 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,724 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,724 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:51:22,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,731 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,731 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,731 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,732 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:51:22,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:22,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:51:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,739 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,739 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,740 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,740 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:51:22,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:22,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,748 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,748 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,748 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,748 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:51:22,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,754 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,754 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,755 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,755 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:22,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:51:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,760 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,761 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,761 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,762 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:22,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:22,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-24 15:51:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,773 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,774 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,774 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,774 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:51:22,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,780 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,780 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,781 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,781 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:22,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:22,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-24 15:51:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,792 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,792 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,793 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,793 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:22,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:51:22,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-09-24 15:51:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,799 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,799 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,799 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,799 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:22,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:51:22,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-09-24 15:51:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,815 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,816 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,816 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,816 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-24 15:51:22,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:51:22,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:51:22,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-24 15:51:22,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-24 15:51:22,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,904 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,905 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,905 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,905 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:51:22,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:51:22,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:51:22,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-24 15:51:22,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,952 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,952 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,952 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,953 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:22,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:22,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:51:22,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:51:22,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-24 15:51:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,989 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,990 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,990 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,990 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:22,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:51:22,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2020-09-24 15:51:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,996 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,996 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,996 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,996 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:22,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:22,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2020-09-24 15:51:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:23,001 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:23,002 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:23,002 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:23,002 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:23,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:23,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:23,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:23,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:23,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:23,075 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-09-24 15:51:23,075 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [769153114] [2020-09-24 15:51:23,075 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:51:23,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-24 15:51:23,076 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924478429] [2020-09-24 15:51:23,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-24 15:51:23,077 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:23,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-24 15:51:23,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-09-24 15:51:23,077 INFO L87 Difference]: Start difference. First operand 822 states and 929 transitions. Second operand 16 states. [2020-09-24 15:51:23,575 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:24,718 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:27,107 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:27,506 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:27,872 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:28,205 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:28,543 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:28,868 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:51:29,180 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:29,494 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:29,809 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:30,168 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:51:30,487 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:30,816 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:51:32,697 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-24 15:51:33,295 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-24 15:51:33,902 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-24 15:51:34,237 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:51:35,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:35,504 INFO L93 Difference]: Finished difference Result 2622 states and 3192 transitions. [2020-09-24 15:51:35,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-24 15:51:35,505 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 291 [2020-09-24 15:51:35,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:35,515 INFO L225 Difference]: With dead ends: 2622 [2020-09-24 15:51:35,516 INFO L226 Difference]: Without dead ends: 1910 [2020-09-24 15:51:35,519 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=531, Invalid=2019, Unknown=0, NotChecked=0, Total=2550 [2020-09-24 15:51:35,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1910 states. [2020-09-24 15:51:35,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1910 to 1515. [2020-09-24 15:51:35,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1515 states. [2020-09-24 15:51:35,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1515 states and 1713 transitions. [2020-09-24 15:51:35,726 INFO L78 Accepts]: Start accepts. Automaton has 1515 states and 1713 transitions. Word has length 291 [2020-09-24 15:51:35,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:35,727 INFO L479 AbstractCegarLoop]: Abstraction has 1515 states and 1713 transitions. [2020-09-24 15:51:35,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-24 15:51:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1713 transitions. [2020-09-24 15:51:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-09-24 15:51:35,734 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:35,735 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:35,735 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-24 15:51:35,735 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:35,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:35,736 INFO L82 PathProgramCache]: Analyzing trace with hash 722441679, now seen corresponding path program 1 times [2020-09-24 15:51:35,736 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:35,736 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [492931879] [2020-09-24 15:51:35,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:35,816 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:35,816 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:35,817 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:35,817 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:35,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 364 [2020-09-24 15:51:35,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:35,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:51:35,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:35,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-24 15:51:35,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 181 [2020-09-24 15:51:35,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 167 [2020-09-24 15:51:35,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:36,125 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:36,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:36,134 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:36,134 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:36,134 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:36,134 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:36,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:36,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:36,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:36,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:36,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:36,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:36,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:36,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:36,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:36,168 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:36,168 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:36,168 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:36,168 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:36,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:36,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:36,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:36,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:36,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:36,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:36,172 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:36,172 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:36,173 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:36,173 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:36,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:36,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:36,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:36,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:36,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:36,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:36,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:36,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:36,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:36,176 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:36,177 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:36,177 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:36,177 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:36,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:36,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:36,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:36,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:36,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:36,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:36,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:36,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:36,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:36,181 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:36,181 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:36,181 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:36,181 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:36,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:36,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:36,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:36,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:36,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:36,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:36,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:36,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:36,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:51:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:36,193 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:36,193 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:36,194 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:36,194 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:36,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:36,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:36,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:36,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:36,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:36,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:36,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:36,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:36,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:51:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:36,207 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:36,208 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:36,208 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:36,208 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:36,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:36,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:36,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:36,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:36,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:36,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:36,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:36,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:36,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-24 15:51:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:36,284 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:36,284 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:36,285 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:36,285 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:36,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-24 15:51:36,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:36,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:36,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:36,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:36,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:36,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-24 15:51:36,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0