/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 enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 20:51:26,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 20:51:26,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 20:51:26,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 20:51:26,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 20:51:26,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 20:51:26,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 20:51:26,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 20:51:26,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 20:51:26,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 20:51:26,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 20:51:26,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 20:51:26,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 20:51:26,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 20:51:26,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 20:51:26,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 20:51:26,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 20:51:26,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 20:51:26,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 20:51:26,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 20:51:26,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 20:51:26,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 20:51:26,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 20:51:26,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 20:51:26,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 20:51:26,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 20:51:26,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 20:51:26,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 20:51:26,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 20:51:26,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 20:51:26,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 20:51:26,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 20:51:26,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 20:51:26,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 20:51:26,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 20:51:26,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 20:51:26,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 20:51:26,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 20:51:26,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 20:51:26,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 20:51:26,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 20:51:26,636 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 [2020-08-18 20:51:26,675 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 20:51:26,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 20:51:26,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 20:51:26,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 20:51:26,679 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 20:51:26,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 20:51:26,680 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 20:51:26,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 20:51:26,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 20:51:26,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 20:51:26,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 20:51:26,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 20:51:26,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 20:51:26,682 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 20:51:26,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 20:51:26,683 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 20:51:26,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 20:51:26,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 20:51:26,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 20:51:26,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 20:51:26,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 20:51:26,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 20:51:26,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 20:51:26,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 20:51:26,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 20:51:26,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 20:51:26,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 20:51:26,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 20:51:26,686 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 20:51:26,686 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 -> enumeration-timeout=5;interpolation-heuristic=DEEPEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=DEEPEST; [2020-08-18 20:51:27,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 20:51:27,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 20:51:27,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 20:51:27,020 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 20:51:27,021 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 20:51:27,021 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c [2020-08-18 20:51:27,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/18df37cb0/91b669c88ae54ab3987a0c09e37121b3/FLAG043f3d4d8 [2020-08-18 20:51:27,558 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 20:51:27,559 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c [2020-08-18 20:51:27,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/18df37cb0/91b669c88ae54ab3987a0c09e37121b3/FLAG043f3d4d8 [2020-08-18 20:51:27,925 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/18df37cb0/91b669c88ae54ab3987a0c09e37121b3 [2020-08-18 20:51:27,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 20:51:27,935 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 20:51:27,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 20:51:27,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 20:51:27,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 20:51:27,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 08:51:27" (1/1) ... [2020-08-18 20:51:27,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c8b7f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:27, skipping insertion in model container [2020-08-18 20:51:27,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 08:51:27" (1/1) ... [2020-08-18 20:51:27,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 20:51:28,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 20:51:28,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 20:51:28,543 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 20:51:28,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 20:51:28,750 INFO L208 MainTranslator]: Completed translation [2020-08-18 20:51:28,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:28 WrapperNode [2020-08-18 20:51:28,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 20:51:28,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 20:51:28,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 20:51:28,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 20:51:28,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:28" (1/1) ... [2020-08-18 20:51:28,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:28" (1/1) ... [2020-08-18 20:51:28,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:28" (1/1) ... [2020-08-18 20:51:28,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:28" (1/1) ... [2020-08-18 20:51:28,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:28" (1/1) ... [2020-08-18 20:51:28,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:28" (1/1) ... [2020-08-18 20:51:28,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:28" (1/1) ... [2020-08-18 20:51:28,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 20:51:28,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 20:51:28,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 20:51:28,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 20:51:28,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:28" (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 [2020-08-18 20:51:28,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 20:51:28,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 20:51:28,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 20:51:28,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 20:51:28,950 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 20:51:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 20:51:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 20:51:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 20:51:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 20:51:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 20:51:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 20:51:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 20:51:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 20:51:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 20:51:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 20:51:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 20:51:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 20:51:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 20:51:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 20:51:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 20:51:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 20:51:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 20:51:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 20:51:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 20:51:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-18 20:51:28,955 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 20:51:28,955 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 20:51:28,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 20:51:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 20:51:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 20:51:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-18 20:51:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-08-18 20:51:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 20:51:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 20:51:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 20:51:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 20:51:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 20:51:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 20:51:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 20:51:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 20:51:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 20:51:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 20:51:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 20:51:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 20:51:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 20:51:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 20:51:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 20:51:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-18 20:51:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 20:51:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 20:51:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 20:51:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 20:51:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 20:51:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 20:51:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 20:51:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 20:51:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 20:51:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 20:51:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 20:51:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 20:51:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 20:51:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 20:51:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 20:51:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 20:51:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 20:51:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 20:51:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 20:51:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 20:51:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 20:51:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 20:51:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 20:51:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 20:51:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 20:51:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 20:51:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 20:51:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 20:51:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 20:51:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 20:51:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-08-18 20:51:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 20:51:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-18 20:51:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 20:51:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 20:51:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 20:51:28,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 20:51:28,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 20:51:30,009 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 20:51:30,009 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 20:51:30,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 08:51:30 BoogieIcfgContainer [2020-08-18 20:51:30,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 20:51:30,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 20:51:30,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 20:51:30,020 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 20:51:30,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 08:51:27" (1/3) ... [2020-08-18 20:51:30,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38f9a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 08:51:30, skipping insertion in model container [2020-08-18 20:51:30,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:51:28" (2/3) ... [2020-08-18 20:51:30,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38f9a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 08:51:30, skipping insertion in model container [2020-08-18 20:51:30,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 08:51:30" (3/3) ... [2020-08-18 20:51:30,023 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2020-08-18 20:51:30,034 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 20:51:30,042 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 20:51:30,057 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 20:51:30,081 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 20:51:30,081 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 20:51:30,081 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 20:51:30,082 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 20:51:30,082 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 20:51:30,082 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 20:51:30,082 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 20:51:30,082 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 20:51:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2020-08-18 20:51:30,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-08-18 20:51:30,113 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:51:30,114 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] [2020-08-18 20:51:30,114 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:51:30,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:51:30,120 INFO L82 PathProgramCache]: Analyzing trace with hash -712803612, now seen corresponding path program 1 times [2020-08-18 20:51:30,126 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:51:30,127 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2112641678] [2020-08-18 20:51:30,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:51:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:30,815 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 20:51:30,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:51:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:30,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 20:51:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:30,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 20:51:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:30,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 20:51:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:30,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 20:51:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:30,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 20:51:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:30,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 20:51:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:30,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:51:30,955 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2112641678] [2020-08-18 20:51:30,957 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 20:51:30,958 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-18 20:51:30,959 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263174751] [2020-08-18 20:51:30,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-08-18 20:51:30,965 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:51:30,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-08-18 20:51:30,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-18 20:51:30,993 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 3 states. [2020-08-18 20:51:31,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:51:31,936 INFO L93 Difference]: Finished difference Result 208 states and 280 transitions. [2020-08-18 20:51:31,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-08-18 20:51:31,938 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-08-18 20:51:31,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:51:31,952 INFO L225 Difference]: With dead ends: 208 [2020-08-18 20:51:31,953 INFO L226 Difference]: Without dead ends: 114 [2020-08-18 20:51:31,957 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-18 20:51:31,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-08-18 20:51:32,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 85. [2020-08-18 20:51:32,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-08-18 20:51:32,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2020-08-18 20:51:32,072 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2020-08-18 20:51:32,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:51:32,075 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2020-08-18 20:51:32,075 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-08-18 20:51:32,075 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2020-08-18 20:51:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-08-18 20:51:32,080 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:51:32,080 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] [2020-08-18 20:51:32,081 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 20:51:32,081 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:51:32,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:51:32,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1977757942, now seen corresponding path program 1 times [2020-08-18 20:51:32,082 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:51:32,083 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1333717930] [2020-08-18 20:51:32,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:51:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:32,390 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 20:51:32,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:51:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:32,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 20:51:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:32,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 20:51:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:32,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 20:51:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:32,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 20:51:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:32,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 20:51:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:32,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-18 20:51:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:32,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:51:32,439 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1333717930] [2020-08-18 20:51:32,439 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 20:51:32,439 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 20:51:32,439 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707453358] [2020-08-18 20:51:32,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 20:51:32,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:51:32,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 20:51:32,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-18 20:51:32,442 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 4 states. [2020-08-18 20:51:32,934 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 20:51:33,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:51:33,406 INFO L93 Difference]: Finished difference Result 137 states and 167 transitions. [2020-08-18 20:51:33,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 20:51:33,407 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-08-18 20:51:33,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:51:33,410 INFO L225 Difference]: With dead ends: 137 [2020-08-18 20:51:33,410 INFO L226 Difference]: Without dead ends: 98 [2020-08-18 20:51:33,412 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-18 20:51:33,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-08-18 20:51:33,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2020-08-18 20:51:33,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-08-18 20:51:33,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2020-08-18 20:51:33,460 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2020-08-18 20:51:33,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:51:33,461 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2020-08-18 20:51:33,461 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 20:51:33,461 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2020-08-18 20:51:33,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-18 20:51:33,463 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:51:33,463 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] [2020-08-18 20:51:33,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 20:51:33,464 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:51:33,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:51:33,464 INFO L82 PathProgramCache]: Analyzing trace with hash 2058663948, now seen corresponding path program 1 times [2020-08-18 20:51:33,464 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:51:33,465 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [479421260] [2020-08-18 20:51:33,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:51:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:33,825 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 20:51:33,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:51:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:33,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 20:51:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:33,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 20:51:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:33,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 20:51:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:33,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 20:51:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:33,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 20:51:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:33,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 20:51:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:33,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:51:33,916 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [479421260] [2020-08-18 20:51:33,916 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 20:51:33,916 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 20:51:33,917 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801829232] [2020-08-18 20:51:33,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 20:51:33,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:51:33,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 20:51:33,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 20:51:33,919 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 8 states. [2020-08-18 20:51:34,347 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 20:51:34,677 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 20:51:34,920 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 20:51:35,180 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 20:51:35,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:51:35,888 INFO L93 Difference]: Finished difference Result 150 states and 185 transitions. [2020-08-18 20:51:35,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 20:51:35,889 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-08-18 20:51:35,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:51:35,891 INFO L225 Difference]: With dead ends: 150 [2020-08-18 20:51:35,894 INFO L226 Difference]: Without dead ends: 98 [2020-08-18 20:51:35,895 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-18 20:51:35,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-08-18 20:51:35,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2020-08-18 20:51:35,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-08-18 20:51:35,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 85 transitions. [2020-08-18 20:51:35,923 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 85 transitions. Word has length 52 [2020-08-18 20:51:35,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:51:35,923 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 85 transitions. [2020-08-18 20:51:35,923 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 20:51:35,923 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2020-08-18 20:51:35,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-08-18 20:51:35,925 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:51:35,925 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] [2020-08-18 20:51:35,925 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 20:51:35,925 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:51:35,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:51:35,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1628377793, now seen corresponding path program 1 times [2020-08-18 20:51:35,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:51:35,926 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1192265431] [2020-08-18 20:51:35,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:51:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:36,222 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 20:51:36,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:51:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:36,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 20:51:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:36,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 20:51:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:36,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 20:51:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:36,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 20:51:36,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:36,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-18 20:51:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:36,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-18 20:51:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:36,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-18 20:51:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:36,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:51:36,284 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1192265431] [2020-08-18 20:51:36,284 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 20:51:36,285 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 20:51:36,285 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917605594] [2020-08-18 20:51:36,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 20:51:36,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:51:36,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 20:51:36,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-18 20:51:36,286 INFO L87 Difference]: Start difference. First operand 76 states and 85 transitions. Second operand 7 states. [2020-08-18 20:51:36,666 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 20:51:37,486 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 20:51:37,732 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 20:51:37,969 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 20:51:38,206 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 20:51:38,491 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 20:51:38,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:51:38,787 INFO L93 Difference]: Finished difference Result 204 states and 253 transitions. [2020-08-18 20:51:38,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-18 20:51:38,789 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 55 [2020-08-18 20:51:38,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:51:38,792 INFO L225 Difference]: With dead ends: 204 [2020-08-18 20:51:38,792 INFO L226 Difference]: Without dead ends: 152 [2020-08-18 20:51:38,794 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-08-18 20:51:38,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-08-18 20:51:38,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 119. [2020-08-18 20:51:38,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-08-18 20:51:38,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 136 transitions. [2020-08-18 20:51:38,829 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 136 transitions. Word has length 55 [2020-08-18 20:51:38,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:51:38,829 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 136 transitions. [2020-08-18 20:51:38,829 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 20:51:38,830 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 136 transitions. [2020-08-18 20:51:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 20:51:38,831 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:51:38,831 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] [2020-08-18 20:51:38,831 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 20:51:38,832 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:51:38,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:51:38,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1482549181, now seen corresponding path program 1 times [2020-08-18 20:51:38,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:51:38,833 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [475076225] [2020-08-18 20:51:38,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:51:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:39,162 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 20:51:39,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:51:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:39,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 20:51:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:39,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 20:51:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:39,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 20:51:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:39,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 20:51:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:39,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-08-18 20:51:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:39,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-08-18 20:51:39,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:39,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-18 20:51:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:39,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-18 20:51:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:51:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:51:39,264 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [475076225] [2020-08-18 20:51:39,264 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 20:51:39,264 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 20:51:39,264 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407890533] [2020-08-18 20:51:39,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 20:51:39,266 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:51:39,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 20:51:39,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 20:51:39,267 INFO L87 Difference]: Start difference. First operand 119 states and 136 transitions. Second operand 8 states. [2020-08-18 20:51:39,699 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 20:51:40,467 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 20:51:40,712 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 20:51:40,951 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 20:51:41,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:51:41,118 INFO L93 Difference]: Finished difference Result 235 states and 290 transitions. [2020-08-18 20:51:41,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 20:51:41,119 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-08-18 20:51:41,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:51:41,120 INFO L225 Difference]: With dead ends: 235 [2020-08-18 20:51:41,120 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 20:51:41,124 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-18 20:51:41,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 20:51:41,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 20:51:41,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 20:51:41,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 20:51:41,125 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-08-18 20:51:41,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:51:41,125 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 20:51:41,125 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 20:51:41,125 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 20:51:41,125 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 20:51:41,126 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 20:51:41,128 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 20:51:42,792 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2020-08-18 20:51:43,052 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2020-08-18 20:51:43,374 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12 [2020-08-18 20:51:43,549 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2020-08-18 20:51:43,830 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12 [2020-08-18 20:51:44,002 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2020-08-18 20:51:44,186 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2020-08-18 20:51:44,494 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-08-18 20:51:44,688 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 20:51:44,840 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-08-18 20:51:45,145 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12 [2020-08-18 20:51:45,309 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-18 20:51:45,620 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12 [2020-08-18 20:51:45,766 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-08-18 20:51:45,928 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-18 20:51:46,119 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-08-18 20:51:46,310 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-08-18 20:51:46,594 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12 [2020-08-18 20:51:46,768 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2020-08-18 20:51:46,773 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-08-18 20:51:46,773 INFO L268 CegarLoopResult]: For program point L382-2(lines 382 403) no Hoare annotation was computed. [2020-08-18 20:51:46,773 INFO L268 CegarLoopResult]: For program point L404(lines 381 405) no Hoare annotation was computed. [2020-08-18 20:51:46,773 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 357 412) no Hoare annotation was computed. [2020-08-18 20:51:46,774 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 357 412) no Hoare annotation was computed. [2020-08-18 20:51:46,774 INFO L268 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2020-08-18 20:51:46,774 INFO L268 CegarLoopResult]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2020-08-18 20:51:46,774 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 357 412) no Hoare annotation was computed. [2020-08-18 20:51:46,774 INFO L268 CegarLoopResult]: For program point L445(lines 445 449) no Hoare annotation was computed. [2020-08-18 20:51:46,774 INFO L268 CegarLoopResult]: For program point L445-1(lines 445 449) no Hoare annotation was computed. [2020-08-18 20:51:46,775 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-08-18 20:51:46,775 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 413 472) no Hoare annotation was computed. [2020-08-18 20:51:46,775 INFO L268 CegarLoopResult]: For program point L439-2(lines 439 464) no Hoare annotation was computed. [2020-08-18 20:51:46,775 INFO L268 CegarLoopResult]: For program point L465(lines 438 466) no Hoare annotation was computed. [2020-08-18 20:51:46,775 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 413 472) no Hoare annotation was computed. [2020-08-18 20:51:46,775 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-08-18 20:51:46,775 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 413 472) no Hoare annotation was computed. [2020-08-18 20:51:46,776 INFO L268 CegarLoopResult]: For program point L458-1(line 458) no Hoare annotation was computed. [2020-08-18 20:51:46,776 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 852 858) the Hoare annotation is: true [2020-08-18 20:51:46,776 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 852 858) no Hoare annotation was computed. [2020-08-18 20:51:46,776 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 859 867) no Hoare annotation was computed. [2020-08-18 20:51:46,776 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 859 867) the Hoare annotation is: true [2020-08-18 20:51:46,776 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 859 867) no Hoare annotation was computed. [2020-08-18 20:51:46,776 INFO L268 CegarLoopResult]: For program point L289(line 289) no Hoare annotation was computed. [2020-08-18 20:51:46,777 INFO L264 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,777 INFO L264 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,777 INFO L264 CegarLoopResult]: At program point L287-1(line 287) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,777 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 281 303) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,777 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 281 303) no Hoare annotation was computed. [2020-08-18 20:51:46,777 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 281 303) no Hoare annotation was computed. [2020-08-18 20:51:46,778 INFO L264 CegarLoopResult]: At program point L293(line 293) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0))) [2020-08-18 20:51:46,778 INFO L264 CegarLoopResult]: At program point L293-1(line 293) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0))) [2020-08-18 20:51:46,778 INFO L268 CegarLoopResult]: For program point L291(lines 291 298) no Hoare annotation was computed. [2020-08-18 20:51:46,778 INFO L268 CegarLoopResult]: For program point L291-1(lines 291 298) no Hoare annotation was computed. [2020-08-18 20:51:46,778 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 237 260) no Hoare annotation was computed. [2020-08-18 20:51:46,778 INFO L268 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-08-18 20:51:46,778 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-08-18 20:51:46,778 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-08-18 20:51:46,779 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 237 260) no Hoare annotation was computed. [2020-08-18 20:51:46,779 INFO L268 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-08-18 20:51:46,779 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 237 260) no Hoare annotation was computed. [2020-08-18 20:51:46,779 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-08-18 20:51:46,779 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-08-18 20:51:46,779 INFO L268 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-08-18 20:51:46,779 INFO L268 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-08-18 20:51:46,779 INFO L268 CegarLoopResult]: For program point L247(line 247) no Hoare annotation was computed. [2020-08-18 20:51:46,779 INFO L268 CegarLoopResult]: For program point L246(line 246) no Hoare annotation was computed. [2020-08-18 20:51:46,780 INFO L268 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-08-18 20:51:46,780 INFO L268 CegarLoopResult]: For program point L244(line 244) no Hoare annotation was computed. [2020-08-18 20:51:46,780 INFO L268 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-08-18 20:51:46,780 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-08-18 20:51:46,780 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 709 716) no Hoare annotation was computed. [2020-08-18 20:51:46,780 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 709 716) no Hoare annotation was computed. [2020-08-18 20:51:46,780 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 709 716) no Hoare annotation was computed. [2020-08-18 20:51:46,780 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 754 762) no Hoare annotation was computed. [2020-08-18 20:51:46,780 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 754 762) the Hoare annotation is: true [2020-08-18 20:51:46,781 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 754 762) no Hoare annotation was computed. [2020-08-18 20:51:46,781 INFO L268 CegarLoopResult]: For program point L770-2(lines 770 778) no Hoare annotation was computed. [2020-08-18 20:51:46,781 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-08-18 20:51:46,781 INFO L268 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-08-18 20:51:46,781 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 763 798) no Hoare annotation was computed. [2020-08-18 20:51:46,781 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-08-18 20:51:46,781 INFO L268 CegarLoopResult]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2020-08-18 20:51:46,781 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 763 798) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 763 798) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point L770(lines 770 778) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 845 851) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 845 851) the Hoare annotation is: true [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 311 356) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 311 356) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 311 356) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point L638(lines 638 658) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point L638-1(lines 638 658) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 624 669) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 624 669) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 624 669) no Hoare annotation was computed. [2020-08-18 20:51:46,782 INFO L268 CegarLoopResult]: For program point L644(lines 644 651) no Hoare annotation was computed. [2020-08-18 20:51:46,783 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 268 277) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,783 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 268 277) no Hoare annotation was computed. [2020-08-18 20:51:46,783 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 268 277) no Hoare annotation was computed. [2020-08-18 20:51:46,783 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 743 753) no Hoare annotation was computed. [2020-08-18 20:51:46,783 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-08-18 20:51:46,783 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-08-18 20:51:46,783 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 743 753) no Hoare annotation was computed. [2020-08-18 20:51:46,783 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 743 753) no Hoare annotation was computed. [2020-08-18 20:51:46,783 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 735 742) no Hoare annotation was computed. [2020-08-18 20:51:46,783 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 735 742) no Hoare annotation was computed. [2020-08-18 20:51:46,784 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 735 742) no Hoare annotation was computed. [2020-08-18 20:51:46,784 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 702 708) no Hoare annotation was computed. [2020-08-18 20:51:46,784 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 702 708) the Hoare annotation is: true [2020-08-18 20:51:46,784 INFO L264 CegarLoopResult]: At program point testENTRY(lines 138 203) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,784 INFO L268 CegarLoopResult]: For program point L186(lines 186 190) no Hoare annotation was computed. [2020-08-18 20:51:46,784 INFO L264 CegarLoopResult]: At program point L186-2(lines 178 191) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,784 INFO L268 CegarLoopResult]: For program point testFINAL(lines 138 203) no Hoare annotation was computed. [2020-08-18 20:51:46,784 INFO L268 CegarLoopResult]: For program point L149(lines 148 195) no Hoare annotation was computed. [2020-08-18 20:51:46,784 INFO L264 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,784 INFO L268 CegarLoopResult]: For program point L178(lines 178 191) no Hoare annotation was computed. [2020-08-18 20:51:46,784 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,785 INFO L268 CegarLoopResult]: For program point L168(lines 168 174) no Hoare annotation was computed. [2020-08-18 20:51:46,785 INFO L268 CegarLoopResult]: For program point L168-1(lines 168 174) no Hoare annotation was computed. [2020-08-18 20:51:46,785 INFO L264 CegarLoopResult]: At program point L193(lines 148 195) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,785 INFO L264 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,785 INFO L268 CegarLoopResult]: For program point L158(lines 158 164) no Hoare annotation was computed. [2020-08-18 20:51:46,785 INFO L268 CegarLoopResult]: For program point L158-1(lines 158 164) no Hoare annotation was computed. [2020-08-18 20:51:46,786 INFO L268 CegarLoopResult]: For program point L150(lines 150 154) no Hoare annotation was computed. [2020-08-18 20:51:46,786 INFO L264 CegarLoopResult]: At program point L196(lines 147 197) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 20:51:46,786 INFO L268 CegarLoopResult]: For program point testEXIT(lines 138 203) no Hoare annotation was computed. [2020-08-18 20:51:46,786 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 578 623) no Hoare annotation was computed. [2020-08-18 20:51:46,786 INFO L268 CegarLoopResult]: For program point L598(lines 598 605) no Hoare annotation was computed. [2020-08-18 20:51:46,786 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 578 623) no Hoare annotation was computed. [2020-08-18 20:51:46,786 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 578 623) no Hoare annotation was computed. [2020-08-18 20:51:46,786 INFO L268 CegarLoopResult]: For program point L592(lines 592 612) no Hoare annotation was computed. [2020-08-18 20:51:46,786 INFO L268 CegarLoopResult]: For program point L592-1(lines 592 612) no Hoare annotation was computed. [2020-08-18 20:51:46,787 INFO L268 CegarLoopResult]: For program point L110(lines 110 118) no Hoare annotation was computed. [2020-08-18 20:51:46,787 INFO L268 CegarLoopResult]: For program point L110-2(lines 110 118) no Hoare annotation was computed. [2020-08-18 20:51:46,787 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 102 124) no Hoare annotation was computed. [2020-08-18 20:51:46,787 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 102 124) no Hoare annotation was computed. [2020-08-18 20:51:46,787 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 102 124) no Hoare annotation was computed. [2020-08-18 20:51:46,787 INFO L268 CegarLoopResult]: For program point L545(lines 523 546) no Hoare annotation was computed. [2020-08-18 20:51:46,787 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 475 577) no Hoare annotation was computed. [2020-08-18 20:51:46,787 INFO L268 CegarLoopResult]: For program point L504(lines 504 520) no Hoare annotation was computed. [2020-08-18 20:51:46,788 INFO L268 CegarLoopResult]: For program point L564(lines 564 571) no Hoare annotation was computed. [2020-08-18 20:51:46,788 INFO L268 CegarLoopResult]: For program point L525(lines 524 544) no Hoare annotation was computed. [2020-08-18 20:51:46,788 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-18 20:51:46,788 INFO L268 CegarLoopResult]: For program point L556-1(line 556) no Hoare annotation was computed. [2020-08-18 20:51:46,788 INFO L268 CegarLoopResult]: For program point L521(lines 521 562) no Hoare annotation was computed. [2020-08-18 20:51:46,788 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 475 577) no Hoare annotation was computed. [2020-08-18 20:51:46,788 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-08-18 20:51:46,788 INFO L268 CegarLoopResult]: For program point L540-1(line 540) no Hoare annotation was computed. [2020-08-18 20:51:46,788 INFO L268 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-08-18 20:51:46,789 INFO L268 CegarLoopResult]: For program point L563(lines 563 574) no Hoare annotation was computed. [2020-08-18 20:51:46,789 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 475 577) no Hoare annotation was computed. [2020-08-18 20:51:46,789 INFO L268 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-08-18 20:51:46,789 INFO L268 CegarLoopResult]: For program point L524-2(lines 524 544) no Hoare annotation was computed. [2020-08-18 20:51:46,789 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 835 844) no Hoare annotation was computed. [2020-08-18 20:51:46,789 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 835 844) no Hoare annotation was computed. [2020-08-18 20:51:46,789 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 835 844) no Hoare annotation was computed. [2020-08-18 20:51:46,789 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 20:51:46,790 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~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 718 734) no Hoare annotation was computed. [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point L729(line 729) no Hoare annotation was computed. [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 718 734) no Hoare annotation was computed. [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point L729-1(lines 718 734) no Hoare annotation was computed. [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point L725(lines 725 731) no Hoare annotation was computed. [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point L723-1(line 723) no Hoare annotation was computed. [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 125 133) no Hoare annotation was computed. [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 125 133) no Hoare annotation was computed. [2020-08-18 20:51:46,790 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 125 133) no Hoare annotation was computed. [2020-08-18 20:51:46,791 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 81 92) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 20:51:46,791 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 81 92) no Hoare annotation was computed. [2020-08-18 20:51:46,791 INFO L268 CegarLoopResult]: For program point L85-1(lines 81 92) no Hoare annotation was computed. [2020-08-18 20:51:46,791 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 20:51:46,791 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 20:51:46,791 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 20:51:46,791 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 93 101) the Hoare annotation is: true [2020-08-18 20:51:46,791 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 93 101) no Hoare annotation was computed. [2020-08-18 20:51:46,791 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 93 101) no Hoare annotation was computed. [2020-08-18 20:51:46,791 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 20:51:46,791 INFO L264 CegarLoopResult]: At program point L689(lines 689 695) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 20:51:46,792 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 678 701) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 20:51:46,792 INFO L264 CegarLoopResult]: At program point L684(line 684) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 20:51:46,792 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 678 701) no Hoare annotation was computed. [2020-08-18 20:51:46,792 INFO L268 CegarLoopResult]: For program point L682(lines 681 700) no Hoare annotation was computed. [2020-08-18 20:51:46,792 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 678 701) no Hoare annotation was computed. [2020-08-18 20:51:46,792 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 206 235) no Hoare annotation was computed. [2020-08-18 20:51:46,792 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 206 235) the Hoare annotation is: true [2020-08-18 20:51:46,792 INFO L268 CegarLoopResult]: For program point L220(lines 220 224) no Hoare annotation was computed. [2020-08-18 20:51:46,792 INFO L271 CegarLoopResult]: At program point L220-1(lines 220 224) the Hoare annotation is: true [2020-08-18 20:51:46,792 INFO L268 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-08-18 20:51:46,792 INFO L271 CegarLoopResult]: At program point L216-2(lines 216 230) the Hoare annotation is: true [2020-08-18 20:51:46,792 INFO L271 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: true [2020-08-18 20:51:46,793 INFO L268 CegarLoopResult]: For program point L212-1(line 212) no Hoare annotation was computed. [2020-08-18 20:51:46,793 INFO L271 CegarLoopResult]: At program point L231(lines 206 235) the Hoare annotation is: true [2020-08-18 20:51:46,793 INFO L268 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-08-18 20:51:46,793 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 57 68) the Hoare annotation is: true [2020-08-18 20:51:46,793 INFO L268 CegarLoopResult]: For program point L61-1(lines 57 68) no Hoare annotation was computed. [2020-08-18 20:51:46,793 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 57 68) no Hoare annotation was computed. [2020-08-18 20:51:46,793 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 261 267) no Hoare annotation was computed. [2020-08-18 20:51:46,793 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 261 267) the Hoare annotation is: true [2020-08-18 20:51:46,793 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 20:51:46,793 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-08-18 20:51:46,793 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 20:51:46,793 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 20:51:46,793 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 799 806) no Hoare annotation was computed. [2020-08-18 20:51:46,794 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 799 806) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-08-18 20:51:46,794 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 799 806) no Hoare annotation was computed. [2020-08-18 20:51:46,794 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 69 80) no Hoare annotation was computed. [2020-08-18 20:51:46,794 INFO L268 CegarLoopResult]: For program point L73-1(lines 69 80) no Hoare annotation was computed. [2020-08-18 20:51:46,794 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 69 80) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 20:51:46,794 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-08-18 20:51:46,794 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-08-18 20:51:46,794 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-08-18 20:51:46,795 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-08-18 20:51:46,795 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 808 832) the Hoare annotation is: true [2020-08-18 20:51:46,795 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 808 832) no Hoare annotation was computed. [2020-08-18 20:51:46,795 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 20:51:46,795 INFO L268 CegarLoopResult]: For program point L820(lines 820 826) no Hoare annotation was computed. [2020-08-18 20:51:46,795 INFO L264 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 20:51:46,795 INFO L268 CegarLoopResult]: For program point L818-1(line 818) no Hoare annotation was computed. [2020-08-18 20:51:46,795 INFO L268 CegarLoopResult]: For program point L816(lines 816 829) no Hoare annotation was computed. [2020-08-18 20:51:46,795 INFO L268 CegarLoopResult]: For program point L816-1(lines 808 832) no Hoare annotation was computed. [2020-08-18 20:51:46,795 INFO L271 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: true [2020-08-18 20:51:46,795 INFO L268 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-08-18 20:51:46,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 08:51:46 BoogieIcfgContainer [2020-08-18 20:51:46,810 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 20:51:46,816 INFO L168 Benchmark]: Toolchain (without parser) took 18876.61 ms. Allocated memory was 140.0 MB in the beginning and 493.9 MB in the end (delta: 353.9 MB). Free memory was 101.9 MB in the beginning and 285.7 MB in the end (delta: -183.8 MB). Peak memory consumption was 370.6 MB. Max. memory is 7.1 GB. [2020-08-18 20:51:46,817 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 20:51:46,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 816.10 ms. Allocated memory was 140.0 MB in the beginning and 206.0 MB in the end (delta: 66.1 MB). Free memory was 101.7 MB in the beginning and 173.2 MB in the end (delta: -71.5 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2020-08-18 20:51:46,819 INFO L168 Benchmark]: Boogie Preprocessor took 125.77 ms. Allocated memory is still 206.0 MB. Free memory was 173.2 MB in the beginning and 169.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-18 20:51:46,819 INFO L168 Benchmark]: RCFGBuilder took 1136.09 ms. Allocated memory was 206.0 MB in the beginning and 235.4 MB in the end (delta: 29.4 MB). Free memory was 169.1 MB in the beginning and 199.3 MB in the end (delta: -30.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. [2020-08-18 20:51:46,820 INFO L168 Benchmark]: TraceAbstraction took 16793.90 ms. Allocated memory was 235.4 MB in the beginning and 493.9 MB in the end (delta: 258.5 MB). Free memory was 197.9 MB in the beginning and 285.7 MB in the end (delta: -87.8 MB). Peak memory consumption was 371.2 MB. Max. memory is 7.1 GB. [2020-08-18 20:51:46,824 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 816.10 ms. Allocated memory was 140.0 MB in the beginning and 206.0 MB in the end (delta: 66.1 MB). Free memory was 101.7 MB in the beginning and 173.2 MB in the end (delta: -71.5 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.77 ms. Allocated memory is still 206.0 MB. Free memory was 173.2 MB in the beginning and 169.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1136.09 ms. Allocated memory was 206.0 MB in the beginning and 235.4 MB in the end (delta: 29.4 MB). Free memory was 169.1 MB in the beginning and 199.3 MB in the end (delta: -30.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16793.90 ms. Allocated memory was 235.4 MB in the beginning and 493.9 MB in the end (delta: 258.5 MB). Free memory was 197.9 MB in the beginning and 285.7 MB in the end (delta: -87.8 MB). Peak memory consumption was 371.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(pumpRunning == 0)) || (1 == systemActive && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 205 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 8.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 359 SDtfs, 438 SDslu, 259 SDs, 0 SdLazy, 1170 SolverSat, 269 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=0, 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, 106 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 175 PreInvPairs, 205 NumberOfFragments, 617 HoareAnnotationTreeSize, 175 FomulaSimplifications, 28399 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 42 FomulaSimplificationsInter, 6774 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 71230 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...