/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 false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 15:15:43,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 15:15:43,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 15:15:43,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 15:15:43,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 15:15:43,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 15:15:43,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 15:15:43,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 15:15:43,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 15:15:43,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 15:15:43,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 15:15:43,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 15:15:43,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 15:15:43,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 15:15:43,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 15:15:43,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 15:15:43,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 15:15:43,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 15:15:43,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 15:15:43,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 15:15:43,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 15:15:43,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 15:15:43,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 15:15:43,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 15:15:43,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 15:15:43,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 15:15:43,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 15:15:43,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 15:15:43,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 15:15:43,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 15:15:43,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 15:15:43,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 15:15:43,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 15:15:43,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 15:15:43,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 15:15:43,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 15:15:43,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 15:15:43,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 15:15:43,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 15:15:43,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 15:15:43,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 15:15:43,785 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 15:15:43,819 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 15:15:43,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 15:15:43,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 15:15:43,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 15:15:43,821 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 15:15:43,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 15:15:43,821 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 15:15:43,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 15:15:43,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 15:15:43,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 15:15:43,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 15:15:43,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 15:15:43,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 15:15:43,823 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 15:15:43,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 15:15:43,823 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 15:15:43,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 15:15:43,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 15:15:43,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 15:15:43,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 15:15:43,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 15:15:43,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 15:15:43,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 15:15:43,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 15:15:43,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 15:15:43,825 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 15:15:43,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 15:15:43,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 15:15:43,826 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 15:15:43,826 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 -> false [2020-08-18 15:15:44,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 15:15:44,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 15:15:44,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 15:15:44,140 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 15:15:44,141 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 15:15:44,141 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c [2020-08-18 15:15:44,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97737a8f2/fd00567f50f245f491519a7d207e8893/FLAGc614611d8 [2020-08-18 15:15:44,681 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 15:15:44,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c [2020-08-18 15:15:44,694 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97737a8f2/fd00567f50f245f491519a7d207e8893/FLAGc614611d8 [2020-08-18 15:15:45,028 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97737a8f2/fd00567f50f245f491519a7d207e8893 [2020-08-18 15:15:45,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 15:15:45,037 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 15:15:45,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 15:15:45,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 15:15:45,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 15:15:45,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:15:45" (1/1) ... [2020-08-18 15:15:45,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32828226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45, skipping insertion in model container [2020-08-18 15:15:45,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:15:45" (1/1) ... [2020-08-18 15:15:45,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 15:15:45,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 15:15:45,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 15:15:45,529 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 15:15:45,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 15:15:45,640 INFO L208 MainTranslator]: Completed translation [2020-08-18 15:15:45,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45 WrapperNode [2020-08-18 15:15:45,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 15:15:45,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 15:15:45,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 15:15:45,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 15:15:45,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45" (1/1) ... [2020-08-18 15:15:45,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45" (1/1) ... [2020-08-18 15:15:45,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45" (1/1) ... [2020-08-18 15:15:45,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45" (1/1) ... [2020-08-18 15:15:45,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45" (1/1) ... [2020-08-18 15:15:45,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45" (1/1) ... [2020-08-18 15:15:45,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45" (1/1) ... [2020-08-18 15:15:45,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 15:15:45,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 15:15:45,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 15:15:45,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 15:15:45,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45" (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 15:15:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 15:15:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 15:15:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 15:15:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 15:15:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 15:15:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 15:15:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 15:15:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 15:15:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 15:15:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 15:15:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 15:15:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 15:15:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 15:15:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 15:15:45,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 15:15:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 15:15:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 15:15:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 15:15:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 15:15:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 15:15:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 15:15:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 15:15:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 15:15:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-18 15:15:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 15:15:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 15:15:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 15:15:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 15:15:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 15:15:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-18 15:15:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-08-18 15:15:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-08-18 15:15:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 15:15:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 15:15:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 15:15:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 15:15:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 15:15:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 15:15:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 15:15:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 15:15:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 15:15:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 15:15:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 15:15:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 15:15:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 15:15:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 15:15:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 15:15:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 15:15:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 15:15:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 15:15:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 15:15:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 15:15:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 15:15:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 15:15:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 15:15:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 15:15:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 15:15:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 15:15:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 15:15:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 15:15:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 15:15:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 15:15:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 15:15:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 15:15:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 15:15:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 15:15:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 15:15:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 15:15:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-18 15:15:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 15:15:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 15:15:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 15:15:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 15:15:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 15:15:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 15:15:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 15:15:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-08-18 15:15:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 15:15:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-18 15:15:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 15:15:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-08-18 15:15:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 15:15:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 15:15:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 15:15:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 15:15:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 15:15:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 15:15:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 15:15:46,777 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 15:15:46,777 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 15:15:46,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 03:15:46 BoogieIcfgContainer [2020-08-18 15:15:46,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 15:15:46,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 15:15:46,784 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 15:15:46,787 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 15:15:46,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 03:15:45" (1/3) ... [2020-08-18 15:15:46,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7381bd94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 03:15:46, skipping insertion in model container [2020-08-18 15:15:46,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:15:45" (2/3) ... [2020-08-18 15:15:46,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7381bd94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 03:15:46, skipping insertion in model container [2020-08-18 15:15:46,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 03:15:46" (3/3) ... [2020-08-18 15:15:46,790 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product10.cil.c [2020-08-18 15:15:46,800 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 15:15:46,808 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 15:15:46,822 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 15:15:46,845 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 15:15:46,846 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 15:15:46,846 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 15:15:46,846 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 15:15:46,846 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 15:15:46,847 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 15:15:46,847 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 15:15:46,847 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 15:15:46,868 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2020-08-18 15:15:46,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-18 15:15:46,877 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:15:46,878 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:15:46,879 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:15:46,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:15:46,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1568761122, now seen corresponding path program 1 times [2020-08-18 15:15:46,892 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:15:46,893 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [49551657] [2020-08-18 15:15:46,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:15:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:47,507 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:15:47,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:15:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:47,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 15:15:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:47,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:15:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:47,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 15:15:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:47,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 15:15:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:47,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 15:15:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:47,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-18 15:15:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:47,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-18 15:15:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:47,636 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 15:15:47,637 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [49551657] [2020-08-18 15:15:47,639 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:15:47,639 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 15:15:47,640 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238694032] [2020-08-18 15:15:47,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 15:15:47,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:15:47,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 15:15:47,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 15:15:47,663 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 4 states. [2020-08-18 15:15:48,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:15:48,578 INFO L93 Difference]: Finished difference Result 208 states and 279 transitions. [2020-08-18 15:15:48,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 15:15:48,580 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-08-18 15:15:48,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:15:48,594 INFO L225 Difference]: With dead ends: 208 [2020-08-18 15:15:48,594 INFO L226 Difference]: Without dead ends: 119 [2020-08-18 15:15:48,599 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 15:15:48,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-08-18 15:15:48,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 90. [2020-08-18 15:15:48,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-08-18 15:15:48,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-08-18 15:15:48,674 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 51 [2020-08-18 15:15:48,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:15:48,674 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-08-18 15:15:48,674 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 15:15:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-08-18 15:15:48,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-18 15:15:48,678 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:15:48,678 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 15:15:48,678 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 15:15:48,678 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:15:48,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:15:48,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1581025708, now seen corresponding path program 1 times [2020-08-18 15:15:48,679 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:15:48,679 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1704116086] [2020-08-18 15:15:48,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:15:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:48,986 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:15:48,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:15:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:49,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 15:15:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:49,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:15:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:49,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 15:15:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:49,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 15:15:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:49,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 15:15:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:49,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 15:15:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:49,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 15:15:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:49,065 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 15:15:49,065 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1704116086] [2020-08-18 15:15:49,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:15:49,066 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 15:15:49,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856420036] [2020-08-18 15:15:49,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 15:15:49,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:15:49,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 15:15:49,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 15:15:49,069 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 5 states. [2020-08-18 15:15:49,519 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 15:15:50,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:15:50,071 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-08-18 15:15:50,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 15:15:50,072 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-08-18 15:15:50,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:15:50,074 INFO L225 Difference]: With dead ends: 149 [2020-08-18 15:15:50,074 INFO L226 Difference]: Without dead ends: 109 [2020-08-18 15:15:50,075 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 15:15:50,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-18 15:15:50,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-08-18 15:15:50,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-08-18 15:15:50,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-08-18 15:15:50,104 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 52 [2020-08-18 15:15:50,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:15:50,105 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-08-18 15:15:50,105 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 15:15:50,105 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-08-18 15:15:50,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-08-18 15:15:50,107 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:15:50,107 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] [2020-08-18 15:15:50,108 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 15:15:50,108 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:15:50,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:15:50,108 INFO L82 PathProgramCache]: Analyzing trace with hash -409908338, now seen corresponding path program 1 times [2020-08-18 15:15:50,108 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:15:50,109 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1390216730] [2020-08-18 15:15:50,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:15:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:50,425 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:15:50,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:15:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:50,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 15:15:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:50,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:15:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:50,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 15:15:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:50,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 15:15:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:50,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 15:15:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:50,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-18 15:15:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:50,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-18 15:15:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:50,545 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 15:15:50,545 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1390216730] [2020-08-18 15:15:50,545 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:15:50,546 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 15:15:50,546 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301088702] [2020-08-18 15:15:50,547 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 15:15:50,547 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:15:50,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 15:15:50,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 15:15:50,548 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 9 states. [2020-08-18 15:15:50,930 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 15:15:51,232 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:15:51,471 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:15:51,722 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:15:52,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:15:52,459 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2020-08-18 15:15:52,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 15:15:52,460 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-08-18 15:15:52,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:15:52,462 INFO L225 Difference]: With dead ends: 162 [2020-08-18 15:15:52,462 INFO L226 Difference]: Without dead ends: 109 [2020-08-18 15:15:52,463 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-18 15:15:52,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-18 15:15:52,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-08-18 15:15:52,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-08-18 15:15:52,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 91 transitions. [2020-08-18 15:15:52,506 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 91 transitions. Word has length 57 [2020-08-18 15:15:52,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:15:52,506 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 91 transitions. [2020-08-18 15:15:52,507 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 15:15:52,507 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2020-08-18 15:15:52,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-18 15:15:52,511 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:15:52,512 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:15:52,512 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 15:15:52,512 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:15:52,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:15:52,513 INFO L82 PathProgramCache]: Analyzing trace with hash 1254648935, now seen corresponding path program 1 times [2020-08-18 15:15:52,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:15:52,513 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1258561099] [2020-08-18 15:15:52,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:15:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:52,850 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:15:52,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:15:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:52,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 15:15:52,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:52,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:15:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:52,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 15:15:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:52,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 15:15:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:52,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 15:15:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:52,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-08-18 15:15:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:52,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-18 15:15:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:52,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-18 15:15:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:52,924 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 15:15:52,925 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1258561099] [2020-08-18 15:15:52,925 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:15:52,925 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 15:15:52,926 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716857420] [2020-08-18 15:15:52,926 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 15:15:52,927 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:15:52,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 15:15:52,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 15:15:52,928 INFO L87 Difference]: Start difference. First operand 81 states and 91 transitions. Second operand 8 states. [2020-08-18 15:15:53,326 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 15:15:54,185 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:15:54,423 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:15:54,678 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:15:54,889 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 15:15:55,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:15:55,299 INFO L93 Difference]: Finished difference Result 219 states and 281 transitions. [2020-08-18 15:15:55,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-18 15:15:55,299 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-08-18 15:15:55,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:15:55,302 INFO L225 Difference]: With dead ends: 219 [2020-08-18 15:15:55,303 INFO L226 Difference]: Without dead ends: 166 [2020-08-18 15:15:55,304 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-08-18 15:15:55,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-08-18 15:15:55,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 124. [2020-08-18 15:15:55,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-08-18 15:15:55,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 142 transitions. [2020-08-18 15:15:55,343 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 142 transitions. Word has length 60 [2020-08-18 15:15:55,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:15:55,343 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 142 transitions. [2020-08-18 15:15:55,343 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 15:15:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 142 transitions. [2020-08-18 15:15:55,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 15:15:55,345 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:15:55,345 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:15:55,346 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 15:15:55,346 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:15:55,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:15:55,346 INFO L82 PathProgramCache]: Analyzing trace with hash -1040881725, now seen corresponding path program 1 times [2020-08-18 15:15:55,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:15:55,347 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1122843492] [2020-08-18 15:15:55,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:15:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,623 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:15:55,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:15:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 15:15:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 15:15:55,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 15:15:55,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 15:15:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 15:15:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-08-18 15:15:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 15:15:55,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-18 15:15:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 15:15:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:15:55,729 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 15:15:55,729 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1122843492] [2020-08-18 15:15:55,730 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:15:55,730 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 15:15:55,730 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307000828] [2020-08-18 15:15:55,731 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 15:15:55,731 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:15:55,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 15:15:55,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 15:15:55,732 INFO L87 Difference]: Start difference. First operand 124 states and 142 transitions. Second operand 9 states. [2020-08-18 15:15:56,083 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 15:15:56,862 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:15:57,121 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:15:57,360 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 15:15:57,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:15:57,588 INFO L93 Difference]: Finished difference Result 253 states and 322 transitions. [2020-08-18 15:15:57,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 15:15:57,590 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-18 15:15:57,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:15:57,590 INFO L225 Difference]: With dead ends: 253 [2020-08-18 15:15:57,590 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 15:15:57,593 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-08-18 15:15:57,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 15:15:57,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 15:15:57,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 15:15:57,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 15:15:57,594 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-08-18 15:15:57,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:15:57,594 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 15:15:57,594 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 15:15:57,594 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 15:15:57,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 15:15:57,595 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 15:15:57,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 15:15:57,981 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 202 [2020-08-18 15:15:58,453 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 202 [2020-08-18 15:15:59,768 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-18 15:15:59,940 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-18 15:16:00,112 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-18 15:16:00,290 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-18 15:16:00,507 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2020-08-18 15:16:00,714 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-08-18 15:16:00,872 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-18 15:16:01,036 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-18 15:16:01,201 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-18 15:16:01,505 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-08-18 15:16:01,709 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 15:16:01,881 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-08-18 15:16:02,238 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-08-18 15:16:02,540 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2020-08-18 15:16:02,716 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-08-18 15:16:03,053 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-08-18 15:16:03,342 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-08-18 15:16:03,717 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-08-18 15:16:04,015 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-08-18 15:16:04,171 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-18 15:16:04,461 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-08-18 15:16:04,466 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-08-18 15:16:04,466 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-08-18 15:16:04,466 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-08-18 15:16:04,466 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 187 242) no Hoare annotation was computed. [2020-08-18 15:16:04,466 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 233) no Hoare annotation was computed. [2020-08-18 15:16:04,467 INFO L268 CegarLoopResult]: For program point L234(lines 211 235) no Hoare annotation was computed. [2020-08-18 15:16:04,467 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 187 242) no Hoare annotation was computed. [2020-08-18 15:16:04,467 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 187 242) no Hoare annotation was computed. [2020-08-18 15:16:04,467 INFO L268 CegarLoopResult]: For program point L288(line 288) no Hoare annotation was computed. [2020-08-18 15:16:04,467 INFO L268 CegarLoopResult]: For program point L288-1(line 288) no Hoare annotation was computed. [2020-08-18 15:16:04,467 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 243 302) no Hoare annotation was computed. [2020-08-18 15:16:04,467 INFO L268 CegarLoopResult]: For program point L275(lines 275 279) no Hoare annotation was computed. [2020-08-18 15:16:04,468 INFO L268 CegarLoopResult]: For program point L275-1(lines 275 279) no Hoare annotation was computed. [2020-08-18 15:16:04,468 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 243 302) no Hoare annotation was computed. [2020-08-18 15:16:04,468 INFO L268 CegarLoopResult]: For program point L270(line 270) no Hoare annotation was computed. [2020-08-18 15:16:04,468 INFO L268 CegarLoopResult]: For program point L269-2(lines 269 294) no Hoare annotation was computed. [2020-08-18 15:16:04,468 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 243 302) no Hoare annotation was computed. [2020-08-18 15:16:04,469 INFO L268 CegarLoopResult]: For program point L295(lines 268 296) no Hoare annotation was computed. [2020-08-18 15:16:04,469 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 522 528) the Hoare annotation is: true [2020-08-18 15:16:04,469 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 522 528) no Hoare annotation was computed. [2020-08-18 15:16:04,469 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 529 537) no Hoare annotation was computed. [2020-08-18 15:16:04,469 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 529 537) the Hoare annotation is: true [2020-08-18 15:16:04,469 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 529 537) no Hoare annotation was computed. [2020-08-18 15:16:04,470 INFO L264 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 15:16:04,470 INFO L264 CegarLoopResult]: At program point L865-1(line 865) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 15:16:04,470 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 859 881) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 15:16:04,470 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 859 881) no Hoare annotation was computed. [2020-08-18 15:16:04,470 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 859 881) no Hoare annotation was computed. [2020-08-18 15:16:04,470 INFO L264 CegarLoopResult]: At program point L871(line 871) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 15:16:04,471 INFO L264 CegarLoopResult]: At program point L871-1(line 871) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 15:16:04,471 INFO L268 CegarLoopResult]: For program point L869(lines 869 876) no Hoare annotation was computed. [2020-08-18 15:16:04,471 INFO L268 CegarLoopResult]: For program point L869-1(lines 869 876) no Hoare annotation was computed. [2020-08-18 15:16:04,471 INFO L268 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-08-18 15:16:04,471 INFO L264 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 15:16:04,471 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-08-18 15:16:04,471 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-08-18 15:16:04,471 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 817 840) no Hoare annotation was computed. [2020-08-18 15:16:04,472 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-08-18 15:16:04,472 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-08-18 15:16:04,472 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-08-18 15:16:04,472 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 817 840) no Hoare annotation was computed. [2020-08-18 15:16:04,472 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-08-18 15:16:04,472 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 817 840) no Hoare annotation was computed. [2020-08-18 15:16:04,472 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-08-18 15:16:04,472 INFO L268 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-08-18 15:16:04,472 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-08-18 15:16:04,473 INFO L268 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-08-18 15:16:04,473 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-08-18 15:16:04,473 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-08-18 15:16:04,473 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-08-18 15:16:04,473 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-08-18 15:16:04,473 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 648 655) no Hoare annotation was computed. [2020-08-18 15:16:04,473 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 648 655) no Hoare annotation was computed. [2020-08-18 15:16:04,473 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 648 655) no Hoare annotation was computed. [2020-08-18 15:16:04,473 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 693 701) no Hoare annotation was computed. [2020-08-18 15:16:04,473 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 693 701) the Hoare annotation is: true [2020-08-18 15:16:04,474 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 693 701) no Hoare annotation was computed. [2020-08-18 15:16:04,474 INFO L268 CegarLoopResult]: For program point L732(line 732) no Hoare annotation was computed. [2020-08-18 15:16:04,474 INFO L268 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-08-18 15:16:04,474 INFO L268 CegarLoopResult]: For program point L721(lines 721 729) no Hoare annotation was computed. [2020-08-18 15:16:04,474 INFO L268 CegarLoopResult]: For program point L721-2(lines 721 729) no Hoare annotation was computed. [2020-08-18 15:16:04,474 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 702 737) no Hoare annotation was computed. [2020-08-18 15:16:04,474 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 702 737) no Hoare annotation was computed. [2020-08-18 15:16:04,474 INFO L268 CegarLoopResult]: For program point L709(lines 709 717) no Hoare annotation was computed. [2020-08-18 15:16:04,474 INFO L268 CegarLoopResult]: For program point L709-2(lines 709 717) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 702 737) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 515 521) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 515 521) the Hoare annotation is: true [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 141 186) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 141 186) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 141 186) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point L474(lines 474 481) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 454 499) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point L468(lines 468 488) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point L468-1(lines 468 488) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 454 499) no Hoare annotation was computed. [2020-08-18 15:16:04,475 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 454 499) no Hoare annotation was computed. [2020-08-18 15:16:04,476 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 848 858) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 15:16:04,476 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 848 858) no Hoare annotation was computed. [2020-08-18 15:16:04,476 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 848 858) no Hoare annotation was computed. [2020-08-18 15:16:04,476 INFO L264 CegarLoopResult]: At program point L853(line 853) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 15:16:04,476 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 682 692) no Hoare annotation was computed. [2020-08-18 15:16:04,476 INFO L268 CegarLoopResult]: For program point L687(line 687) no Hoare annotation was computed. [2020-08-18 15:16:04,476 INFO L268 CegarLoopResult]: For program point L687-1(line 687) no Hoare annotation was computed. [2020-08-18 15:16:04,476 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 682 692) no Hoare annotation was computed. [2020-08-18 15:16:04,476 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 682 692) no Hoare annotation was computed. [2020-08-18 15:16:04,476 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 674 681) no Hoare annotation was computed. [2020-08-18 15:16:04,476 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 674 681) no Hoare annotation was computed. [2020-08-18 15:16:04,477 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 674 681) no Hoare annotation was computed. [2020-08-18 15:16:04,477 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 641 647) no Hoare annotation was computed. [2020-08-18 15:16:04,477 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 641 647) the Hoare annotation is: true [2020-08-18 15:16:04,477 INFO L264 CegarLoopResult]: At program point testENTRY(lines 542 607) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 15:16:04,477 INFO L264 CegarLoopResult]: At program point L574(line 574) 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 15:16:04,477 INFO L268 CegarLoopResult]: For program point L572(lines 572 578) no Hoare annotation was computed. [2020-08-18 15:16:04,477 INFO L268 CegarLoopResult]: For program point L572-1(lines 572 578) no Hoare annotation was computed. [2020-08-18 15:16:04,477 INFO L268 CegarLoopResult]: For program point testFINAL(lines 542 607) no Hoare annotation was computed. [2020-08-18 15:16:04,478 INFO L264 CegarLoopResult]: At program point L597(lines 552 599) 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 15:16:04,478 INFO L264 CegarLoopResult]: At program point L564(line 564) 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 15:16:04,478 INFO L268 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-08-18 15:16:04,478 INFO L268 CegarLoopResult]: For program point L562-1(lines 562 568) no Hoare annotation was computed. [2020-08-18 15:16:04,478 INFO L268 CegarLoopResult]: For program point L554(lines 554 558) no Hoare annotation was computed. [2020-08-18 15:16:04,478 INFO L264 CegarLoopResult]: At program point L600(lines 551 601) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-18 15:16:04,478 INFO L268 CegarLoopResult]: For program point L590(lines 590 594) no Hoare annotation was computed. [2020-08-18 15:16:04,479 INFO L264 CegarLoopResult]: At program point L590-2(lines 582 595) 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 15:16:04,479 INFO L268 CegarLoopResult]: For program point L553(lines 552 599) no Hoare annotation was computed. [2020-08-18 15:16:04,479 INFO L264 CegarLoopResult]: At program point L584(line 584) 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 15:16:04,479 INFO L268 CegarLoopResult]: For program point L582(lines 582 595) no Hoare annotation was computed. [2020-08-18 15:16:04,479 INFO L268 CegarLoopResult]: For program point testEXIT(lines 542 607) no Hoare annotation was computed. [2020-08-18 15:16:04,479 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 408 453) no Hoare annotation was computed. [2020-08-18 15:16:04,479 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 408 453) no Hoare annotation was computed. [2020-08-18 15:16:04,480 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 408 453) no Hoare annotation was computed. [2020-08-18 15:16:04,480 INFO L268 CegarLoopResult]: For program point L428(lines 428 435) no Hoare annotation was computed. [2020-08-18 15:16:04,480 INFO L268 CegarLoopResult]: For program point L422(lines 422 442) no Hoare annotation was computed. [2020-08-18 15:16:04,480 INFO L268 CegarLoopResult]: For program point L422-1(lines 422 442) no Hoare annotation was computed. [2020-08-18 15:16:04,480 INFO L268 CegarLoopResult]: For program point L769(lines 769 775) no Hoare annotation was computed. [2020-08-18 15:16:04,480 INFO L268 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-08-18 15:16:04,480 INFO L264 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-08-18 15:16:04,480 INFO L268 CegarLoopResult]: For program point L766-1(line 766) no Hoare annotation was computed. [2020-08-18 15:16:04,481 INFO L268 CegarLoopResult]: For program point L764(lines 764 781) no Hoare annotation was computed. [2020-08-18 15:16:04,481 INFO L268 CegarLoopResult]: For program point L764-1(lines 756 784) no Hoare annotation was computed. [2020-08-18 15:16:04,481 INFO L264 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-18 15:16:04,481 INFO L268 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-08-18 15:16:04,481 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 756 784) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-18 15:16:04,481 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 756 784) no Hoare annotation was computed. [2020-08-18 15:16:04,481 INFO L264 CegarLoopResult]: At program point L771(line 771) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 15:16:04,481 INFO L268 CegarLoopResult]: For program point L110(lines 110 118) no Hoare annotation was computed. [2020-08-18 15:16:04,481 INFO L268 CegarLoopResult]: For program point L110-2(lines 110 118) no Hoare annotation was computed. [2020-08-18 15:16:04,481 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 102 124) no Hoare annotation was computed. [2020-08-18 15:16:04,482 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 102 124) no Hoare annotation was computed. [2020-08-18 15:16:04,482 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 102 124) no Hoare annotation was computed. [2020-08-18 15:16:04,482 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 748 755) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-18 15:16:04,482 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 748 755) no Hoare annotation was computed. [2020-08-18 15:16:04,482 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 748 755) no Hoare annotation was computed. [2020-08-18 15:16:04,482 INFO L268 CegarLoopResult]: For program point L386-1(line 386) no Hoare annotation was computed. [2020-08-18 15:16:04,482 INFO L268 CegarLoopResult]: For program point L351(lines 351 392) no Hoare annotation was computed. [2020-08-18 15:16:04,482 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 305 407) no Hoare annotation was computed. [2020-08-18 15:16:04,482 INFO L268 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-08-18 15:16:04,482 INFO L268 CegarLoopResult]: For program point L370-1(line 370) no Hoare annotation was computed. [2020-08-18 15:16:04,482 INFO L268 CegarLoopResult]: For program point L329(lines 329 333) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point L393(lines 393 404) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 305 407) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point L356(lines 356 360) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point L354-2(lines 354 374) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point L375(lines 353 376) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 305 407) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point L334(lines 334 350) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point L394(lines 394 401) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point L355(lines 354 374) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point L386(line 386) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 505 514) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 505 514) no Hoare annotation was computed. [2020-08-18 15:16:04,483 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 505 514) no Hoare annotation was computed. [2020-08-18 15:16:04,484 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 15:16:04,484 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)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#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~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.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~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~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~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-18 15:16:04,484 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 15:16:04,484 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-08-18 15:16:04,484 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 657 673) no Hoare annotation was computed. [2020-08-18 15:16:04,484 INFO L268 CegarLoopResult]: For program point L668-1(lines 657 673) no Hoare annotation was computed. [2020-08-18 15:16:04,484 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 657 673) no Hoare annotation was computed. [2020-08-18 15:16:04,484 INFO L268 CegarLoopResult]: For program point L664(lines 664 670) no Hoare annotation was computed. [2020-08-18 15:16:04,484 INFO L268 CegarLoopResult]: For program point L662(line 662) no Hoare annotation was computed. [2020-08-18 15:16:04,484 INFO L268 CegarLoopResult]: For program point L662-1(line 662) no Hoare annotation was computed. [2020-08-18 15:16:04,484 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 125 133) no Hoare annotation was computed. [2020-08-18 15:16:04,485 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 125 133) no Hoare annotation was computed. [2020-08-18 15:16:04,485 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 125 133) no Hoare annotation was computed. [2020-08-18 15:16:04,485 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 15:16:04,485 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 81 92) no Hoare annotation was computed. [2020-08-18 15:16:04,485 INFO L268 CegarLoopResult]: For program point L85-1(lines 81 92) no Hoare annotation was computed. [2020-08-18 15:16:04,485 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 15:16:04,485 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 15:16:04,485 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 15:16:04,485 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 93 101) the Hoare annotation is: true [2020-08-18 15:16:04,485 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 93 101) no Hoare annotation was computed. [2020-08-18 15:16:04,485 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 93 101) no Hoare annotation was computed. [2020-08-18 15:16:04,485 INFO L264 CegarLoopResult]: At program point L630(line 630) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0))) [2020-08-18 15:16:04,486 INFO L264 CegarLoopResult]: At program point L628(lines 628 634) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0))) [2020-08-18 15:16:04,486 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 617 640) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 15:16:04,486 INFO L264 CegarLoopResult]: At program point L623(line 623) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 15:16:04,486 INFO L268 CegarLoopResult]: For program point L621(lines 620 639) no Hoare annotation was computed. [2020-08-18 15:16:04,486 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 617 640) no Hoare annotation was computed. [2020-08-18 15:16:04,486 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 617 640) no Hoare annotation was computed. [2020-08-18 15:16:04,486 INFO L268 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-08-18 15:16:04,486 INFO L271 CegarLoopResult]: At program point L801-1(lines 801 805) the Hoare annotation is: true [2020-08-18 15:16:04,486 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 787 816) no Hoare annotation was computed. [2020-08-18 15:16:04,486 INFO L268 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-08-18 15:16:04,487 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 787 816) the Hoare annotation is: true [2020-08-18 15:16:04,487 INFO L271 CegarLoopResult]: At program point L797-2(lines 797 811) the Hoare annotation is: true [2020-08-18 15:16:04,487 INFO L271 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: true [2020-08-18 15:16:04,487 INFO L268 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-08-18 15:16:04,487 INFO L271 CegarLoopResult]: At program point L812(lines 787 816) the Hoare annotation is: true [2020-08-18 15:16:04,487 INFO L268 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-08-18 15:16:04,487 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 57 68) the Hoare annotation is: true [2020-08-18 15:16:04,487 INFO L268 CegarLoopResult]: For program point L61-1(lines 57 68) no Hoare annotation was computed. [2020-08-18 15:16:04,488 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 57 68) no Hoare annotation was computed. [2020-08-18 15:16:04,488 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 841 847) no Hoare annotation was computed. [2020-08-18 15:16:04,488 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 841 847) the Hoare annotation is: true [2020-08-18 15:16:04,488 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 15:16:04,488 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 15:16:04,488 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 15:16:04,488 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 15:16:04,489 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 738 745) no Hoare annotation was computed. [2020-08-18 15:16:04,489 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 738 745) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-08-18 15:16:04,489 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 738 745) no Hoare annotation was computed. [2020-08-18 15:16:04,489 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 69 80) no Hoare annotation was computed. [2020-08-18 15:16:04,489 INFO L268 CegarLoopResult]: For program point L73-1(lines 69 80) no Hoare annotation was computed. [2020-08-18 15:16:04,489 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 15:16:04,489 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-08-18 15:16:04,489 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-08-18 15:16:04,490 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-08-18 15:16:04,490 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-08-18 15:16:04,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 03:16:04 BoogieIcfgContainer [2020-08-18 15:16:04,506 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 15:16:04,508 INFO L168 Benchmark]: Toolchain (without parser) took 19470.74 ms. Allocated memory was 141.0 MB in the beginning and 567.8 MB in the end (delta: 426.8 MB). Free memory was 102.8 MB in the beginning and 332.7 MB in the end (delta: -229.9 MB). Peak memory consumption was 409.5 MB. Max. memory is 7.1 GB. [2020-08-18 15:16:04,508 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 141.0 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 15:16:04,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 600.88 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 102.6 MB in the beginning and 174.6 MB in the end (delta: -72.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2020-08-18 15:16:04,510 INFO L168 Benchmark]: Boogie Preprocessor took 82.21 ms. Allocated memory is still 204.5 MB. Free memory was 174.6 MB in the beginning and 170.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-18 15:16:04,511 INFO L168 Benchmark]: RCFGBuilder took 1058.98 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 170.5 MB in the beginning and 199.3 MB in the end (delta: -28.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2020-08-18 15:16:04,512 INFO L168 Benchmark]: TraceAbstraction took 17722.43 ms. Allocated memory was 235.4 MB in the beginning and 567.8 MB in the end (delta: 332.4 MB). Free memory was 199.3 MB in the beginning and 332.7 MB in the end (delta: -133.4 MB). Peak memory consumption was 411.6 MB. Max. memory is 7.1 GB. [2020-08-18 15:16:04,516 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 141.0 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 600.88 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 102.6 MB in the beginning and 174.6 MB in the end (delta: -72.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.21 ms. Allocated memory is still 204.5 MB. Free memory was 174.6 MB in the beginning and 170.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1058.98 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 170.5 MB in the beginning and 199.3 MB in the end (delta: -28.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17722.43 ms. Allocated memory was 235.4 MB in the beginning and 567.8 MB in the end (delta: 332.4 MB). Free memory was 199.3 MB in the beginning and 332.7 MB in the end (delta: -133.4 MB). Peak memory consumption was 411.6 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: 797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(pumpRunning == 0)) || (1 == systemActive && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 378 SDtfs, 523 SDslu, 363 SDs, 0 SdLazy, 1443 SolverSat, 378 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 89 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 127 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 188 PreInvPairs, 226 NumberOfFragments, 727 HoareAnnotationTreeSize, 188 FomulaSimplifications, 82151 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 44 FomulaSimplificationsInter, 8400 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 81357 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...