/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 --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_spec2_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:05:56,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:05:56,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:05:56,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:05:56,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:05:56,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:05:56,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:05:56,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:05:56,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:05:56,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:05:56,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:05:56,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:05:56,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:05:56,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:05:56,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:05:56,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:05:56,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:05:56,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:05:56,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:05:56,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:05:56,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:05:56,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:05:56,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:05:56,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:05:56,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:05:56,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:05:56,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:05:56,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:05:56,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:05:56,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:05:56,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:05:56,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:05:56,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:05:56,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:05:56,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:05:56,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:05:56,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:05:56,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:05:56,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:05:56,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:05:56,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:05:56,663 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 [2020-09-21 11:05:56,695 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:05:56,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:05:56,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:05:56,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:05:56,697 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:05:56,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:05:56,697 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:05:56,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:05:56,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:05:56,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:05:56,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:05:56,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:05:56,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:05:56,699 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:05:56,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:05:56,699 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:05:56,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:05:56,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:05:56,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:05:56,700 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:05:56,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:05:56,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:05:56,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:05:56,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:05:56,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:05:56,701 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:05:56,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:05:56,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:05:56,702 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:05:56,702 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.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; [2020-09-21 11:05:57,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:05:57,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:05:57,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:05:57,179 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:05:57,179 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:05:57,180 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2020-09-21 11:05:57,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b08929596/ea8add08982246408283f20b64608634/FLAGab32ad833 [2020-09-21 11:05:57,859 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:05:57,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2020-09-21 11:05:57,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b08929596/ea8add08982246408283f20b64608634/FLAGab32ad833 [2020-09-21 11:05:58,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b08929596/ea8add08982246408283f20b64608634 [2020-09-21 11:05:58,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:05:58,197 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:05:58,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:05:58,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:05:58,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:05:58,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:05:58" (1/1) ... [2020-09-21 11:05:58,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137e61c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58, skipping insertion in model container [2020-09-21 11:05:58,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:05:58" (1/1) ... [2020-09-21 11:05:58,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:05:58,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:05:58,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:05:58,777 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:05:58,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:05:58,907 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:05:58,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58 WrapperNode [2020-09-21 11:05:58,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:05:58,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:05:58,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:05:58,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:05:58,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58" (1/1) ... [2020-09-21 11:05:58,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58" (1/1) ... [2020-09-21 11:05:58,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58" (1/1) ... [2020-09-21 11:05:58,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58" (1/1) ... [2020-09-21 11:05:59,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58" (1/1) ... [2020-09-21 11:05:59,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58" (1/1) ... [2020-09-21 11:05:59,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58" (1/1) ... [2020-09-21 11:05:59,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:05:59,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:05:59,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:05:59,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:05:59,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58" (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 [2020-09-21 11:05:59,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:05:59,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:05:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:05:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:05:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:05:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:05:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:05:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:05:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:05:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:05:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:05:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:05:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:05:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:05:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:05:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:05:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:05:59,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:05:59,158 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:05:59,158 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:05:59,158 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:05:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:05:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:05:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:05:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:05:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:05:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:05:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:05:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:05:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:05:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:05:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:05:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:05:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:05:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:05:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:05:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:05:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:05:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:05:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:05:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:05:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:05:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:05:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:05:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:05:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:05:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:05:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:05:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:05:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:05:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:05:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:05:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:05:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:05:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:05:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:05:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:05:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:05:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:05:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:05:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:05:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:05:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:05:59,165 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:05:59,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:05:59,166 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:05:59,166 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:05:59,166 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:05:59,166 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:05:59,166 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:05:59,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:05:59,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:05:59,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:05:59,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:05:59,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:05:59,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:05:59,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:05:59,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:05:59,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:05:59,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:05:59,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:05:59,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:05:59,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:05:59,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:05:59,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:05:59,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:06:00,154 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:06:00,154 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:06:00,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:00 BoogieIcfgContainer [2020-09-21 11:06:00,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:06:00,162 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:06:00,162 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:06:00,166 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:06:00,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:05:58" (1/3) ... [2020-09-21 11:06:00,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a0e8964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:00, skipping insertion in model container [2020-09-21 11:06:00,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:58" (2/3) ... [2020-09-21 11:06:00,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a0e8964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:00, skipping insertion in model container [2020-09-21 11:06:00,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:00" (3/3) ... [2020-09-21 11:06:00,171 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product05.cil.c [2020-09-21 11:06:00,183 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:06:00,195 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:06:00,218 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:06:00,250 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:06:00,250 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:06:00,250 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:06:00,250 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:06:00,251 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:06:00,251 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:06:00,251 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:06:00,251 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:06:00,279 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-09-21 11:06:00,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:06:00,290 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:00,292 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] [2020-09-21 11:06:00,292 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:00,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:00,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1269401024, now seen corresponding path program 1 times [2020-09-21 11:06:00,309 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:00,309 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1099376134] [2020-09-21 11:06:00,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:00,605 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:00,606 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:00,607 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:00,608 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:00,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:06:00,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:00,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-21 11:06:00,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:00,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:06:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:00,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-21 11:06:01,096 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:01,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,111 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,111 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,112 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,112 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:01,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:01,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:01,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:01,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,178 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,178 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,178 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,178 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:01,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:01,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:01,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:01,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,184 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,185 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,185 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,185 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:01,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:01,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:01,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:01,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,191 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,192 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,192 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,192 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:01,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:01,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:01,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:01,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,200 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,201 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,206 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,206 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:01,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:06:01,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:01,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:01,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:01,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,226 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,226 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,226 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,226 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:01,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:01,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:01,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:01,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:06:01,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,237 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,238 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,238 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,238 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:01,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:01,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:01,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:01,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:01,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,249 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,249 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,249 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,250 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:01,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:01,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:01,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:01,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:01,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:01,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:01,279 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1099376134] [2020-09-21 11:06:01,282 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:01,282 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:06:01,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000782353] [2020-09-21 11:06:01,290 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:06:01,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:01,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:06:01,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:01,312 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 4 states. [2020-09-21 11:06:02,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:02,341 INFO L93 Difference]: Finished difference Result 236 states and 314 transitions. [2020-09-21 11:06:02,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:06:02,344 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:06:02,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:02,362 INFO L225 Difference]: With dead ends: 236 [2020-09-21 11:06:02,362 INFO L226 Difference]: Without dead ends: 133 [2020-09-21 11:06:02,368 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:02,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-09-21 11:06:02,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2020-09-21 11:06:02,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-09-21 11:06:02,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 122 transitions. [2020-09-21 11:06:02,466 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 122 transitions. Word has length 51 [2020-09-21 11:06:02,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:02,467 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 122 transitions. [2020-09-21 11:06:02,467 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:06:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2020-09-21 11:06:02,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:06:02,471 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:02,471 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] [2020-09-21 11:06:02,471 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:06:02,472 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:02,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:02,472 INFO L82 PathProgramCache]: Analyzing trace with hash 595669144, now seen corresponding path program 1 times [2020-09-21 11:06:02,472 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:02,473 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [193331095] [2020-09-21 11:06:02,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:02,541 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:02,541 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:02,541 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:02,542 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:02,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:06:02,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:02,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:06:02,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:06:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:02,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:02,857 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:02,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:02,867 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:02,867 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:02,867 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:02,868 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:02,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:02,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:02,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:02,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:02,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:02,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:02,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:02,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:02,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:02,906 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:02,906 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:02,906 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:02,907 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:02,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:02,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:02,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:02,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:02,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:02,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:02,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:02,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:02,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:02,911 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:02,912 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:02,912 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:02,912 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:02,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:02,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:02,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:02,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:02,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:02,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:02,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:02,917 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:02,918 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:02,918 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:02,918 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:02,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:02,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:02,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:02,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:02,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:02,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:02,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:02,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:02,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:02,924 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:02,924 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:02,925 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:02,925 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:02,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:02,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:02,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:02,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:02,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:02,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:02,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:02,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:02,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:02,939 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:02,940 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:02,940 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:02,940 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:02,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:02,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:02,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:02,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:02,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:02,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:02,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:02,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:02,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:02,945 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:02,946 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:02,946 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:02,946 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:02,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:02,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:02,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:02,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:02,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:02,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:02,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:02,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:06:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:02,951 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:02,952 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:02,952 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:02,952 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:02,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:02,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:02,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:02,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:02,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:02,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:02,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:02,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:02,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:02,962 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [193331095] [2020-09-21 11:06:02,962 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:02,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:02,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619977933] [2020-09-21 11:06:02,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:02,965 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:02,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:02,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:02,966 INFO L87 Difference]: Start difference. First operand 104 states and 122 transitions. Second operand 5 states. [2020-09-21 11:06:03,469 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:04,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:04,246 INFO L93 Difference]: Finished difference Result 181 states and 225 transitions. [2020-09-21 11:06:04,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:04,247 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:06:04,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:04,250 INFO L225 Difference]: With dead ends: 181 [2020-09-21 11:06:04,251 INFO L226 Difference]: Without dead ends: 123 [2020-09-21 11:06:04,252 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:04,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-09-21 11:06:04,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2020-09-21 11:06:04,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-09-21 11:06:04,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2020-09-21 11:06:04,291 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 52 [2020-09-21 11:06:04,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:04,291 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2020-09-21 11:06:04,291 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:04,291 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2020-09-21 11:06:04,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-09-21 11:06:04,294 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:04,294 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] [2020-09-21 11:06:04,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:06:04,294 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:04,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:04,295 INFO L82 PathProgramCache]: Analyzing trace with hash 111621899, now seen corresponding path program 1 times [2020-09-21 11:06:04,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:04,295 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2044568763] [2020-09-21 11:06:04,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,420 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:06:04,420 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,420 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,421 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-09-21 11:06:04,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-09-21 11:06:04,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:04,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:04,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-09-21 11:06:04,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:04,782 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:04,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,948 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:04,948 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,948 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,949 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:04,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-09-21 11:06:04,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:04,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:04,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:04,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,997 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:04,997 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,997 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,998 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:04,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:04,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:04,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:04,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:04,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:05,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,007 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,007 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,007 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,009 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:05,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:05,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:05,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:05,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:05,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,017 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,018 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,018 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,018 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:05,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:05,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:05,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:05,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:05,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:05,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,025 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,026 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,026 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,027 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:05,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:05,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:05,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:05,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:05,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 11:06:05,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,048 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,049 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,049 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,049 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:05,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:05,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:05,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:05,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:05,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:06:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,062 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,062 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,062 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,062 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:05,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:05,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:05,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:06:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,070 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,070 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,071 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,071 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:05,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:05,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:05,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:05,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:05,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:05,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:05,084 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2044568763] [2020-09-21 11:06:05,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:05,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:05,086 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898445126] [2020-09-21 11:06:05,087 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:05,087 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:05,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:05,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:05,088 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 5 states. [2020-09-21 11:06:05,469 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:06,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:06,302 INFO L93 Difference]: Finished difference Result 190 states and 240 transitions. [2020-09-21 11:06:06,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:06:06,303 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-09-21 11:06:06,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:06,306 INFO L225 Difference]: With dead ends: 190 [2020-09-21 11:06:06,306 INFO L226 Difference]: Without dead ends: 123 [2020-09-21 11:06:06,309 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:06,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-09-21 11:06:06,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2020-09-21 11:06:06,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-09-21 11:06:06,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2020-09-21 11:06:06,358 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 56 [2020-09-21 11:06:06,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:06,361 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2020-09-21 11:06:06,361 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:06,361 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2020-09-21 11:06:06,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 11:06:06,372 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:06,372 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] [2020-09-21 11:06:06,372 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:06:06,373 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:06,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:06,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1110138086, now seen corresponding path program 1 times [2020-09-21 11:06:06,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:06,374 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [75676774] [2020-09-21 11:06:06,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,904 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,904 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,904 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,905 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 11:06:06,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 457 [2020-09-21 11:06:06,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:06:06,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:06,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-09-21 11:06:06,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,258 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:07,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,320 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,320 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,320 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,321 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-21 11:06:07,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:07,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,360 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,360 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,360 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,361 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:07,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:07,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,366 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,367 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,367 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,367 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:07,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:07,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,372 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,373 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,373 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,373 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:07,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,379 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,379 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,379 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,380 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:07,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:07,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,397 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,397 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,397 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,397 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:07,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:07,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 11:06:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,414 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,414 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,414 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,415 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:06:07,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:06:07,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:07,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:06:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,425 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,426 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,426 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,427 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:07,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:07,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:07,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:07,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 11:06:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,437 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,437 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,438 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,438 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:06:07,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:07,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:07,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:06:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,465 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,465 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,466 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,466 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:07,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:07,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:07,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:07,477 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [75676774] [2020-09-21 11:06:07,478 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:07,478 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:06:07,478 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426820256] [2020-09-21 11:06:07,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:06:07,479 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:07,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:06:07,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:06:07,480 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 9 states. [2020-09-21 11:06:07,924 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:08,955 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:09,405 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:10,054 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:10,370 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:11,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:11,217 INFO L93 Difference]: Finished difference Result 292 states and 393 transitions. [2020-09-21 11:06:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:06:11,217 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-09-21 11:06:11,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:11,223 INFO L225 Difference]: With dead ends: 292 [2020-09-21 11:06:11,223 INFO L226 Difference]: Without dead ends: 225 [2020-09-21 11:06:11,225 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-21 11:06:11,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-09-21 11:06:11,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 152. [2020-09-21 11:06:11,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-09-21 11:06:11,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 178 transitions. [2020-09-21 11:06:11,271 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 178 transitions. Word has length 64 [2020-09-21 11:06:11,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:11,271 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 178 transitions. [2020-09-21 11:06:11,271 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:06:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2020-09-21 11:06:11,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-09-21 11:06:11,273 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:11,273 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] [2020-09-21 11:06:11,273 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:06:11,274 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:11,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:11,274 INFO L82 PathProgramCache]: Analyzing trace with hash 494399618, now seen corresponding path program 1 times [2020-09-21 11:06:11,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:11,275 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [848301198] [2020-09-21 11:06:11,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:11,784 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:11,784 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:11,784 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:11,785 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:11,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-21 11:06:11,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:11,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 460 [2020-09-21 11:06:11,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:11,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:06:11,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:11,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-09-21 11:06:11,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,201 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:12,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,283 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,283 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,284 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,284 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:12,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-09-21 11:06:12,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:12,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,327 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,327 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,328 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,328 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:12,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:12,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:12,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,336 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,337 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,337 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,338 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:12,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:12,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:12,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,347 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,347 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,347 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,348 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:12,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:12,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:12,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,357 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,357 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,358 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,358 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:12,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:12,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:12,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,384 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,384 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,385 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,385 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:12,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:12,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:12,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:06:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,409 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,409 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,409 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,410 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:12,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:12,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:12,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:06:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,428 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,428 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,428 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,429 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:06:12,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:12,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:12,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:12,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:06:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,435 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,435 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,435 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,436 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:12,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:12,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:12,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:06:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,442 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,442 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,443 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,443 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:12,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:12,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:12,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:12,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-09-21 11:06:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:12,452 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:12,453 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:12,453 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:12,453 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:12,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:12,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:12,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:12,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:12,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:12,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:12,487 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [848301198] [2020-09-21 11:06:12,487 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:12,488 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:06:12,488 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967011219] [2020-09-21 11:06:12,488 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:06:12,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:12,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:06:12,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:06:12,490 INFO L87 Difference]: Start difference. First operand 152 states and 178 transitions. Second operand 10 states. [2020-09-21 11:06:13,009 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:13,931 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:14,278 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:14,607 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:14,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:14,885 INFO L93 Difference]: Finished difference Result 279 states and 356 transitions. [2020-09-21 11:06:14,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-21 11:06:14,887 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 68 [2020-09-21 11:06:14,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:14,887 INFO L225 Difference]: With dead ends: 279 [2020-09-21 11:06:14,888 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:06:14,891 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-21 11:06:14,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:06:14,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:06:14,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:06:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:06:14,892 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-09-21 11:06:14,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:14,893 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:06:14,893 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:06:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:06:14,893 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:06:14,893 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:06:14,896 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:06:15,147 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:15,315 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:15,485 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:16,032 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 202 [2020-09-21 11:06:16,195 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:16,367 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:16,536 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:16,697 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:16,866 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:17,033 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:17,180 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:17,698 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 193 [2020-09-21 11:06:18,148 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2020-09-21 11:06:18,308 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:18,472 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:18,625 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:18,778 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:18,945 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:19,103 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:19,263 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:19,417 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:19,574 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:19,732 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:19,889 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:20,043 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:20,201 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:20,356 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:20,515 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:20,675 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:20,841 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:21,000 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:21,159 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:21,313 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:21,633 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:21,934 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:22,291 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:06:22,653 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:06:22,948 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:23,242 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:06:23,402 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:23,574 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:23,734 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:23,892 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:24,045 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:24,203 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:24,703 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 193 [2020-09-21 11:06:24,879 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:25,034 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:25,192 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:25,348 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:25,506 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:25,669 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:25,827 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:26,114 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:06:26,404 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:06:26,765 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:27,123 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:27,410 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:06:27,695 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:06:28,158 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-09-21 11:06:28,390 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:06:28,496 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2020-09-21 11:06:28,662 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 11:06:28,889 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2020-09-21 11:06:29,099 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:06:29,325 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:06:29,594 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:29,767 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2020-09-21 11:06:30,207 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:06:30,634 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2020-09-21 11:06:31,044 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:06:31,487 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:06:31,947 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:06:32,185 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:06:32,418 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:06:32,633 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:06:32,856 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:06:33,061 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 11:06:33,554 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-09-21 11:06:33,773 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:06:33,991 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-09-21 11:06:34,452 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:06:34,847 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:06:34,854 INFO L268 CegarLoopResult]: For program point L598(lines 598 602) no Hoare annotation was computed. [2020-09-21 11:06:34,855 INFO L268 CegarLoopResult]: For program point L598-1(lines 598 602) no Hoare annotation was computed. [2020-09-21 11:06:34,855 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 567 622) no Hoare annotation was computed. [2020-09-21 11:06:34,855 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-09-21 11:06:34,855 INFO L268 CegarLoopResult]: For program point L592-2(lines 592 613) no Hoare annotation was computed. [2020-09-21 11:06:34,855 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 567 622) no Hoare annotation was computed. [2020-09-21 11:06:34,855 INFO L268 CegarLoopResult]: For program point L614(lines 591 615) no Hoare annotation was computed. [2020-09-21 11:06:34,856 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 567 622) no Hoare annotation was computed. [2020-09-21 11:06:34,856 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-09-21 11:06:34,856 INFO L268 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-09-21 11:06:34,856 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 623 682) no Hoare annotation was computed. [2020-09-21 11:06:34,856 INFO L268 CegarLoopResult]: For program point L655(lines 655 659) no Hoare annotation was computed. [2020-09-21 11:06:34,856 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 623 682) no Hoare annotation was computed. [2020-09-21 11:06:34,857 INFO L268 CegarLoopResult]: For program point L655-1(lines 655 659) no Hoare annotation was computed. [2020-09-21 11:06:34,857 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-09-21 11:06:34,857 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 623 682) no Hoare annotation was computed. [2020-09-21 11:06:34,857 INFO L268 CegarLoopResult]: For program point L649-2(lines 649 674) no Hoare annotation was computed. [2020-09-21 11:06:34,857 INFO L268 CegarLoopResult]: For program point L675(lines 648 676) no Hoare annotation was computed. [2020-09-21 11:06:34,858 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 408 414) the Hoare annotation is: true [2020-09-21 11:06:34,858 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 408 414) no Hoare annotation was computed. [2020-09-21 11:06:34,858 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 415 423) no Hoare annotation was computed. [2020-09-21 11:06:34,858 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 415 423) the Hoare annotation is: true [2020-09-21 11:06:34,858 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 415 423) no Hoare annotation was computed. [2020-09-21 11:06:34,859 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:34,859 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:34,859 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:34,859 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:34,859 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-09-21 11:06:34,859 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-09-21 11:06:34,860 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:34,860 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:34,860 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-09-21 11:06:34,860 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-09-21 11:06:34,860 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-09-21 11:06:34,860 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-09-21 11:06:34,860 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-09-21 11:06:34,861 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-09-21 11:06:34,861 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-09-21 11:06:34,861 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-09-21 11:06:34,861 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-09-21 11:06:34,861 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-09-21 11:06:34,861 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-09-21 11:06:34,861 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-09-21 11:06:34,861 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-09-21 11:06:34,861 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-09-21 11:06:34,862 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-09-21 11:06:34,862 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-09-21 11:06:34,862 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-09-21 11:06:34,862 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-09-21 11:06:34,862 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-09-21 11:06:34,862 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-09-21 11:06:34,862 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 344 352) no Hoare annotation was computed. [2020-09-21 11:06:34,862 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 344 352) the Hoare annotation is: true [2020-09-21 11:06:34,863 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 344 352) no Hoare annotation was computed. [2020-09-21 11:06:34,863 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-09-21 11:06:34,863 INFO L268 CegarLoopResult]: For program point L383-1(line 383) no Hoare annotation was computed. [2020-09-21 11:06:34,863 INFO L268 CegarLoopResult]: For program point L372(lines 372 380) no Hoare annotation was computed. [2020-09-21 11:06:34,863 INFO L268 CegarLoopResult]: For program point L372-2(lines 372 380) no Hoare annotation was computed. [2020-09-21 11:06:34,863 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 353 388) no Hoare annotation was computed. [2020-09-21 11:06:34,863 INFO L268 CegarLoopResult]: For program point L360(lines 360 368) no Hoare annotation was computed. [2020-09-21 11:06:34,863 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 353 388) no Hoare annotation was computed. [2020-09-21 11:06:34,864 INFO L268 CegarLoopResult]: For program point L360-2(lines 360 368) no Hoare annotation was computed. [2020-09-21 11:06:34,864 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 353 388) no Hoare annotation was computed. [2020-09-21 11:06:34,864 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 401 407) no Hoare annotation was computed. [2020-09-21 11:06:34,864 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 401 407) the Hoare annotation is: true [2020-09-21 11:06:34,864 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 521 566) no Hoare annotation was computed. [2020-09-21 11:06:34,864 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 521 566) no Hoare annotation was computed. [2020-09-21 11:06:34,864 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 521 566) no Hoare annotation was computed. [2020-09-21 11:06:34,864 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 834 879) no Hoare annotation was computed. [2020-09-21 11:06:34,864 INFO L268 CegarLoopResult]: For program point L854(lines 854 861) no Hoare annotation was computed. [2020-09-21 11:06:34,865 INFO L268 CegarLoopResult]: For program point L848(lines 848 868) no Hoare annotation was computed. [2020-09-21 11:06:34,865 INFO L268 CegarLoopResult]: For program point L848-1(lines 848 868) no Hoare annotation was computed. [2020-09-21 11:06:34,865 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 834 879) no Hoare annotation was computed. [2020-09-21 11:06:34,865 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 834 879) no Hoare annotation was computed. [2020-09-21 11:06:34,865 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:34,865 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:34,865 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-09-21 11:06:34,865 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-09-21 11:06:34,866 INFO L268 CegarLoopResult]: For program point L338-1(line 338) no Hoare annotation was computed. [2020-09-21 11:06:34,866 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 333 343) the Hoare annotation is: true [2020-09-21 11:06:34,866 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 333 343) no Hoare annotation was computed. [2020-09-21 11:06:34,866 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 333 343) no Hoare annotation was computed. [2020-09-21 11:06:34,866 INFO L271 CegarLoopResult]: At program point L338(line 338) the Hoare annotation is: true [2020-09-21 11:06:34,866 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 325 332) the Hoare annotation is: true [2020-09-21 11:06:34,866 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 325 332) no Hoare annotation was computed. [2020-09-21 11:06:34,866 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 325 332) no Hoare annotation was computed. [2020-09-21 11:06:34,867 INFO L264 CegarLoopResult]: At program point L311(line 311) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:34,867 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 292 316) no Hoare annotation was computed. [2020-09-21 11:06:34,867 INFO L268 CegarLoopResult]: For program point L311-1(lines 292 316) no Hoare annotation was computed. [2020-09-21 11:06:34,867 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 292 316) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:34,867 INFO L264 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:34,867 INFO L264 CegarLoopResult]: At program point L302(line 302) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:34,867 INFO L268 CegarLoopResult]: For program point L300(lines 300 308) no Hoare annotation was computed. [2020-09-21 11:06:34,867 INFO L264 CegarLoopResult]: At program point L298(line 298) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:34,867 INFO L268 CegarLoopResult]: For program point L298-1(line 298) no Hoare annotation was computed. [2020-09-21 11:06:34,868 INFO L268 CegarLoopResult]: For program point L296(lines 296 313) no Hoare annotation was computed. [2020-09-21 11:06:34,868 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 284 290) no Hoare annotation was computed. [2020-09-21 11:06:34,868 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 284 290) the Hoare annotation is: true [2020-09-21 11:06:34,868 INFO L264 CegarLoopResult]: At program point testENTRY(lines 188 251) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:34,868 INFO L268 CegarLoopResult]: For program point testFINAL(lines 188 251) no Hoare annotation was computed. [2020-09-21 11:06:34,868 INFO L264 CegarLoopResult]: At program point L244(lines 197 245) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:34,868 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-09-21 11:06:34,869 INFO L264 CegarLoopResult]: At program point L234-2(lines 228 239) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:06:34,869 INFO L268 CegarLoopResult]: For program point L199(lines 198 243) no Hoare annotation was computed. [2020-09-21 11:06:34,869 INFO L268 CegarLoopResult]: For program point L228(lines 228 239) no Hoare annotation was computed. [2020-09-21 11:06:34,869 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:06:34,869 INFO L268 CegarLoopResult]: For program point L218(lines 218 224) no Hoare annotation was computed. [2020-09-21 11:06:34,869 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 224) no Hoare annotation was computed. [2020-09-21 11:06:34,869 INFO L264 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:06:34,869 INFO L264 CegarLoopResult]: At program point L241(lines 198 243) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:06:34,870 INFO L268 CegarLoopResult]: For program point L208(lines 208 214) no Hoare annotation was computed. [2020-09-21 11:06:34,870 INFO L268 CegarLoopResult]: For program point L208-1(lines 208 214) no Hoare annotation was computed. [2020-09-21 11:06:34,870 INFO L268 CegarLoopResult]: For program point L200(lines 200 204) no Hoare annotation was computed. [2020-09-21 11:06:34,870 INFO L268 CegarLoopResult]: For program point testEXIT(lines 188 251) no Hoare annotation was computed. [2020-09-21 11:06:34,870 INFO L268 CegarLoopResult]: For program point L802-1(lines 802 822) no Hoare annotation was computed. [2020-09-21 11:06:34,870 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 788 833) no Hoare annotation was computed. [2020-09-21 11:06:34,870 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 788 833) no Hoare annotation was computed. [2020-09-21 11:06:34,870 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 788 833) no Hoare annotation was computed. [2020-09-21 11:06:34,870 INFO L268 CegarLoopResult]: For program point L808(lines 808 815) no Hoare annotation was computed. [2020-09-21 11:06:34,871 INFO L268 CegarLoopResult]: For program point L802(lines 802 822) no Hoare annotation was computed. [2020-09-21 11:06:34,871 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 158 186) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:34,871 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:06:34,871 INFO L268 CegarLoopResult]: For program point L171(lines 171 177) no Hoare annotation was computed. [2020-09-21 11:06:34,871 INFO L268 CegarLoopResult]: For program point L170(lines 170 180) no Hoare annotation was computed. [2020-09-21 11:06:34,871 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-09-21 11:06:34,871 INFO L268 CegarLoopResult]: For program point L168-1(line 168) no Hoare annotation was computed. [2020-09-21 11:06:34,871 INFO L268 CegarLoopResult]: For program point L166(lines 166 183) no Hoare annotation was computed. [2020-09-21 11:06:34,872 INFO L268 CegarLoopResult]: For program point L166-1(lines 158 186) no Hoare annotation was computed. [2020-09-21 11:06:34,872 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:34,872 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 158 186) no Hoare annotation was computed. [2020-09-21 11:06:34,872 INFO L268 CegarLoopResult]: For program point L164-1(line 164) no Hoare annotation was computed. [2020-09-21 11:06:34,872 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 150 157) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:34,872 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 150 157) no Hoare annotation was computed. [2020-09-21 11:06:34,872 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 150 157) no Hoare annotation was computed. [2020-09-21 11:06:34,873 INFO L268 CegarLoopResult]: For program point L481(lines 481 489) no Hoare annotation was computed. [2020-09-21 11:06:34,873 INFO L268 CegarLoopResult]: For program point L481-2(lines 481 489) no Hoare annotation was computed. [2020-09-21 11:06:34,873 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 473 495) no Hoare annotation was computed. [2020-09-21 11:06:34,873 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 473 495) no Hoare annotation was computed. [2020-09-21 11:06:34,873 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 473 495) no Hoare annotation was computed. [2020-09-21 11:06:34,873 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 391 400) no Hoare annotation was computed. [2020-09-21 11:06:34,873 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 391 400) no Hoare annotation was computed. [2020-09-21 11:06:34,873 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 391 400) no Hoare annotation was computed. [2020-09-21 11:06:34,874 INFO L268 CegarLoopResult]: For program point L735(lines 734 754) no Hoare annotation was computed. [2020-09-21 11:06:34,874 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 685 787) no Hoare annotation was computed. [2020-09-21 11:06:34,874 INFO L268 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-09-21 11:06:34,874 INFO L268 CegarLoopResult]: For program point L766-1(line 766) no Hoare annotation was computed. [2020-09-21 11:06:34,874 INFO L268 CegarLoopResult]: For program point L731(lines 731 772) no Hoare annotation was computed. [2020-09-21 11:06:34,874 INFO L268 CegarLoopResult]: For program point L750(line 750) no Hoare annotation was computed. [2020-09-21 11:06:34,874 INFO L268 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2020-09-21 11:06:34,874 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 685 787) no Hoare annotation was computed. [2020-09-21 11:06:34,875 INFO L268 CegarLoopResult]: For program point L709(lines 709 713) no Hoare annotation was computed. [2020-09-21 11:06:34,875 INFO L268 CegarLoopResult]: For program point L773(lines 773 784) no Hoare annotation was computed. [2020-09-21 11:06:34,875 INFO L268 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2020-09-21 11:06:34,875 INFO L268 CegarLoopResult]: For program point L734-2(lines 734 754) no Hoare annotation was computed. [2020-09-21 11:06:34,875 INFO L268 CegarLoopResult]: For program point L755(lines 733 756) no Hoare annotation was computed. [2020-09-21 11:06:34,875 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 685 787) no Hoare annotation was computed. [2020-09-21 11:06:34,875 INFO L268 CegarLoopResult]: For program point L714(lines 714 730) no Hoare annotation was computed. [2020-09-21 11:06:34,875 INFO L268 CegarLoopResult]: For program point L774(lines 774 781) no Hoare annotation was computed. [2020-09-21 11:06:34,876 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:34,876 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:06:34,876 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:34,876 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 317 324) no Hoare annotation was computed. [2020-09-21 11:06:34,876 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 317 324) no Hoare annotation was computed. [2020-09-21 11:06:34,877 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 317 324) no Hoare annotation was computed. [2020-09-21 11:06:34,877 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 496 504) no Hoare annotation was computed. [2020-09-21 11:06:34,877 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 496 504) no Hoare annotation was computed. [2020-09-21 11:06:34,877 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 496 504) no Hoare annotation was computed. [2020-09-21 11:06:34,877 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 452 463) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:06:34,877 INFO L268 CegarLoopResult]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2020-09-21 11:06:34,877 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 452 463) no Hoare annotation was computed. [2020-09-21 11:06:34,877 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:34,877 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:06:34,878 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:34,878 INFO L264 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:34,878 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 260 283) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:34,878 INFO L264 CegarLoopResult]: At program point L271(lines 271 277) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:34,878 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 260 283) no Hoare annotation was computed. [2020-09-21 11:06:34,878 INFO L264 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:34,878 INFO L268 CegarLoopResult]: For program point L264(lines 263 282) no Hoare annotation was computed. [2020-09-21 11:06:34,879 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 260 283) no Hoare annotation was computed. [2020-09-21 11:06:34,879 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-09-21 11:06:34,879 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-09-21 11:06:34,879 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-09-21 11:06:34,879 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-09-21 11:06:34,879 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-09-21 11:06:34,879 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-09-21 11:06:34,879 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-09-21 11:06:34,880 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-09-21 11:06:34,880 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-09-21 11:06:34,880 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-09-21 11:06:34,880 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 464 472) the Hoare annotation is: true [2020-09-21 11:06:34,880 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 464 472) no Hoare annotation was computed. [2020-09-21 11:06:34,880 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 464 472) no Hoare annotation was computed. [2020-09-21 11:06:34,880 INFO L268 CegarLoopResult]: For program point L432-1(lines 428 439) no Hoare annotation was computed. [2020-09-21 11:06:34,880 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 428 439) the Hoare annotation is: true [2020-09-21 11:06:34,880 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 428 439) no Hoare annotation was computed. [2020-09-21 11:06:34,881 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-09-21 11:06:34,881 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-09-21 11:06:34,881 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:34,881 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:06:34,881 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:06:34,881 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:34,881 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 440 451) no Hoare annotation was computed. [2020-09-21 11:06:34,881 INFO L268 CegarLoopResult]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2020-09-21 11:06:34,882 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 440 451) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:06:34,882 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 506 513) no Hoare annotation was computed. [2020-09-21 11:06:34,882 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 510) no Hoare annotation was computed. [2020-09-21 11:06:34,882 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 506 513) the Hoare annotation is: true [2020-09-21 11:06:34,882 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 506 513) no Hoare annotation was computed. [2020-09-21 11:06:34,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:06:34 BoogieIcfgContainer [2020-09-21 11:06:34,913 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:06:34,915 INFO L168 Benchmark]: Toolchain (without parser) took 36723.74 ms. Allocated memory was 140.0 MB in the beginning and 567.3 MB in the end (delta: 427.3 MB). Free memory was 100.1 MB in the beginning and 163.4 MB in the end (delta: -63.3 MB). Peak memory consumption was 443.4 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:34,916 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 140.0 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-21 11:06:34,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.48 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 99.4 MB in the beginning and 174.1 MB in the end (delta: -74.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:34,917 INFO L168 Benchmark]: Boogie Preprocessor took 152.75 ms. Allocated memory is still 204.5 MB. Free memory was 174.1 MB in the beginning and 170.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:34,918 INFO L168 Benchmark]: RCFGBuilder took 1098.54 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 170.2 MB in the beginning and 205.6 MB in the end (delta: -35.4 MB). Peak memory consumption was 85.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:34,919 INFO L168 Benchmark]: TraceAbstraction took 34750.80 ms. Allocated memory was 237.5 MB in the beginning and 567.3 MB in the end (delta: 329.8 MB). Free memory was 204.1 MB in the beginning and 163.4 MB in the end (delta: 40.7 MB). Peak memory consumption was 449.9 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:34,922 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 140.0 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 708.48 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 99.4 MB in the beginning and 174.1 MB in the end (delta: -74.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 152.75 ms. Allocated memory is still 204.5 MB. Free memory was 174.1 MB in the beginning and 170.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1098.54 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 170.2 MB in the beginning and 205.6 MB in the end (delta: -35.4 MB). Peak memory consumption was 85.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 34750.80 ms. Allocated memory was 237.5 MB in the beginning and 567.3 MB in the end (delta: 329.8 MB). Free memory was 204.1 MB in the beginning and 163.4 MB in the end (delta: 40.7 MB). Peak memory consumption was 449.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 510]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (!(systemActive == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 209 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 422 SDtfs, 677 SDslu, 354 SDs, 0 SdLazy, 1412 SolverSat, 448 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 145 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=152occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 158 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 246 PreInvPairs, 278 NumberOfFragments, 752 HoareAnnotationTreeSize, 246 FomulaSimplifications, 89930 FormulaSimplificationTreeSizeReduction, 12.7s HoareSimplificationTime, 50 FomulaSimplificationsInter, 9006 FormulaSimplificationTreeSizeReductionInter, 7.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 83722 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...