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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:16:39,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:16:39,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:16:39,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:16:39,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:16:39,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:16:39,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:16:39,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:16:39,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:16:39,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:16:39,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:16:39,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:16:39,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:16:39,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:16:39,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:16:39,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:16:39,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:16:39,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:16:39,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:16:39,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:16:39,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:16:39,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:16:39,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:16:39,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:16:39,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:16:39,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:16:39,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:16:39,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:16:39,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:16:39,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:16:39,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:16:39,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:16:39,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:16:39,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:16:39,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:16:39,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:16:39,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:16:39,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:16:39,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:16:39,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:16:39,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:16:39,899 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 15:16:39,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:16:39,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:16:39,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:16:39,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:16:39,936 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:16:39,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:16:39,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:16:39,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:16:39,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:16:39,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:16:39,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:16:39,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:16:39,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:16:39,940 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:16:39,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:16:39,940 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:16:39,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:16:39,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:16:39,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:16:39,941 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:16:39,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:16:39,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:16:39,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:16:39,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:16:39,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:16:39,944 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:16:39,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:16:39,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:16:39,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 15:16:40,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:16:40,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:16:40,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:16:40,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:16:40,235 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:16:40,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2019-10-07 15:16:40,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f0f71d6c/41c576424fbd4ae4a350ea5ee25f1f74/FLAG6169c4819 [2019-10-07 15:16:40,831 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:16:40,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2019-10-07 15:16:40,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f0f71d6c/41c576424fbd4ae4a350ea5ee25f1f74/FLAG6169c4819 [2019-10-07 15:16:41,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f0f71d6c/41c576424fbd4ae4a350ea5ee25f1f74 [2019-10-07 15:16:41,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:16:41,143 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:16:41,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:41,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:16:41,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:16:41,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240d376e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41, skipping insertion in model container [2019-10-07 15:16:41,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,158 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:16:41,215 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:16:41,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:41,650 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:16:41,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:41,761 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:16:41,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41 WrapperNode [2019-10-07 15:16:41,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:41,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:16:41,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:16:41,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:16:41,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:16:41,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:16:41,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:16:41,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:16:41,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-10-07 15:16:41,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:16:41,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:16:41,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:16:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:16:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:16:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:16:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:16:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:16:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:16:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:16:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:16:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:16:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-07 15:16:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:16:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:16:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:16:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:16:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:16:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:16:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:16:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:16:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:16:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:16:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:16:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-07 15:16:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:16:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:16:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:16:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:16:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:16:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:16:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-07 15:16:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-07 15:16:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-07 15:16:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:16:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:16:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:16:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:16:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:16:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:16:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:16:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:16:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:16:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:16:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:16:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:16:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:16:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:16:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:16:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-07 15:16:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:16:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:16:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:16:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:16:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:16:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:16:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:16:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:16:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:16:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:16:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:16:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:16:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:16:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:16:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:16:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:16:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:16:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:16:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:16:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:16:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:16:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-07 15:16:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-07 15:16:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:16:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:16:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:16:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-07 15:16:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-07 15:16:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:16:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:16:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:16:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:16:43,390 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:16:43,390 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:16:43,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:43 BoogieIcfgContainer [2019-10-07 15:16:43,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:16:43,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:16:43,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:16:43,396 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:16:43,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:16:41" (1/3) ... [2019-10-07 15:16:43,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29a256f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:43, skipping insertion in model container [2019-10-07 15:16:43,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (2/3) ... [2019-10-07 15:16:43,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29a256f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:43, skipping insertion in model container [2019-10-07 15:16:43,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:43" (3/3) ... [2019-10-07 15:16:43,399 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20.cil.c [2019-10-07 15:16:43,409 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:16:43,417 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:16:43,428 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:16:43,454 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:16:43,454 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:16:43,454 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:16:43,454 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:16:43,454 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:16:43,454 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:16:43,455 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:16:43,455 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:16:43,473 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2019-10-07 15:16:43,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 15:16:43,481 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:43,482 INFO L385 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] [2019-10-07 15:16:43,484 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:43,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:43,489 INFO L82 PathProgramCache]: Analyzing trace with hash -1908784313, now seen corresponding path program 1 times [2019-10-07 15:16:43,497 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:43,497 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:43,497 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:43,498 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:43,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:43,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:43,828 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:43,829 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:43,829 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:16:43,833 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:16:43,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:16:43,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:16:43,849 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2019-10-07 15:16:43,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:43,887 INFO L93 Difference]: Finished difference Result 200 states and 245 transitions. [2019-10-07 15:16:43,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:16:43,888 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-07 15:16:43,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:43,901 INFO L225 Difference]: With dead ends: 200 [2019-10-07 15:16:43,901 INFO L226 Difference]: Without dead ends: 102 [2019-10-07 15:16:43,906 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:16:43,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-10-07 15:16:43,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2019-10-07 15:16:43,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-10-07 15:16:43,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2019-10-07 15:16:43,957 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 46 [2019-10-07 15:16:43,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:43,957 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2019-10-07 15:16:43,957 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:16:43,958 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2019-10-07 15:16:43,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-07 15:16:43,961 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:43,961 INFO L385 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] [2019-10-07 15:16:43,962 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:43,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:43,962 INFO L82 PathProgramCache]: Analyzing trace with hash 228633670, now seen corresponding path program 1 times [2019-10-07 15:16:43,963 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:43,963 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:43,963 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:43,963 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:43,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:44,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:44,131 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,131 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:44,132 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:16:44,133 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:16:44,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:16:44,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:16:44,134 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2019-10-07 15:16:44,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:44,153 INFO L93 Difference]: Finished difference Result 148 states and 170 transitions. [2019-10-07 15:16:44,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:16:44,154 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-07 15:16:44,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:44,156 INFO L225 Difference]: With dead ends: 148 [2019-10-07 15:16:44,157 INFO L226 Difference]: Without dead ends: 94 [2019-10-07 15:16:44,158 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:16:44,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2019-10-07 15:16:44,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2019-10-07 15:16:44,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-10-07 15:16:44,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 107 transitions. [2019-10-07 15:16:44,172 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 107 transitions. Word has length 47 [2019-10-07 15:16:44,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:44,172 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 107 transitions. [2019-10-07 15:16:44,172 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:16:44,173 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2019-10-07 15:16:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-07 15:16:44,175 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:44,175 INFO L385 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] [2019-10-07 15:16:44,175 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:44,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:44,175 INFO L82 PathProgramCache]: Analyzing trace with hash -39776731, now seen corresponding path program 1 times [2019-10-07 15:16:44,176 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:44,176 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,176 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,176 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:44,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:44,393 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,393 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:44,393 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:44,394 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:44,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:44,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:44,394 INFO L87 Difference]: Start difference. First operand 94 states and 107 transitions. Second operand 7 states. [2019-10-07 15:16:44,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:44,826 INFO L93 Difference]: Finished difference Result 278 states and 333 transitions. [2019-10-07 15:16:44,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 15:16:44,829 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-07 15:16:44,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:44,833 INFO L225 Difference]: With dead ends: 278 [2019-10-07 15:16:44,833 INFO L226 Difference]: Without dead ends: 209 [2019-10-07 15:16:44,834 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:16:44,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2019-10-07 15:16:44,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 197. [2019-10-07 15:16:44,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2019-10-07 15:16:44,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 235 transitions. [2019-10-07 15:16:44,892 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 235 transitions. Word has length 51 [2019-10-07 15:16:44,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:44,892 INFO L462 AbstractCegarLoop]: Abstraction has 197 states and 235 transitions. [2019-10-07 15:16:44,894 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:44,894 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 235 transitions. [2019-10-07 15:16:44,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-07 15:16:44,897 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:44,897 INFO L385 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] [2019-10-07 15:16:44,899 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:44,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:44,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1942938481, now seen corresponding path program 1 times [2019-10-07 15:16:44,899 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:44,900 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,900 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,900 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:45,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:45,043 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:45,044 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:45,044 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 15:16:45,044 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 15:16:45,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 15:16:45,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 15:16:45,045 INFO L87 Difference]: Start difference. First operand 197 states and 235 transitions. Second operand 6 states. [2019-10-07 15:16:45,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:45,245 INFO L93 Difference]: Finished difference Result 523 states and 642 transitions. [2019-10-07 15:16:45,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:45,246 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-10-07 15:16:45,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:45,251 INFO L225 Difference]: With dead ends: 523 [2019-10-07 15:16:45,251 INFO L226 Difference]: Without dead ends: 351 [2019-10-07 15:16:45,252 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-07 15:16:45,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2019-10-07 15:16:45,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 339. [2019-10-07 15:16:45,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2019-10-07 15:16:45,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 407 transitions. [2019-10-07 15:16:45,289 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 407 transitions. Word has length 55 [2019-10-07 15:16:45,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:45,289 INFO L462 AbstractCegarLoop]: Abstraction has 339 states and 407 transitions. [2019-10-07 15:16:45,290 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 15:16:45,290 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 407 transitions. [2019-10-07 15:16:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-07 15:16:45,293 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:45,293 INFO L385 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] [2019-10-07 15:16:45,293 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:45,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:45,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1280863443, now seen corresponding path program 1 times [2019-10-07 15:16:45,294 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:45,294 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:45,294 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:45,295 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:45,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:45,407 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:45,407 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:45,407 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:45,408 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:45,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:45,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:45,409 INFO L87 Difference]: Start difference. First operand 339 states and 407 transitions. Second operand 7 states. [2019-10-07 15:16:45,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:45,728 INFO L93 Difference]: Finished difference Result 573 states and 716 transitions. [2019-10-07 15:16:45,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:45,729 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-07 15:16:45,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:45,730 INFO L225 Difference]: With dead ends: 573 [2019-10-07 15:16:45,730 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:16:45,732 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-07 15:16:45,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:16:45,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:16:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:16:45,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:16:45,733 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-10-07 15:16:45,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:45,733 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:16:45,733 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:45,733 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:16:45,733 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:16:45,738 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:16:46,739 INFO L443 ceAbstractionStarter]: For program point L414(lines 391 415) no Hoare annotation was computed. [2019-10-07 15:16:46,739 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 402) no Hoare annotation was computed. [2019-10-07 15:16:46,739 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 367 422) no Hoare annotation was computed. [2019-10-07 15:16:46,739 INFO L443 ceAbstractionStarter]: For program point L392-2(lines 392 413) no Hoare annotation was computed. [2019-10-07 15:16:46,739 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 367 422) no Hoare annotation was computed. [2019-10-07 15:16:46,739 INFO L443 ceAbstractionStarter]: For program point L449-2(lines 449 474) no Hoare annotation was computed. [2019-10-07 15:16:46,740 INFO L443 ceAbstractionStarter]: For program point L475(lines 448 476) no Hoare annotation was computed. [2019-10-07 15:16:46,740 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 423 482) no Hoare annotation was computed. [2019-10-07 15:16:46,740 INFO L443 ceAbstractionStarter]: For program point L468(line 468) no Hoare annotation was computed. [2019-10-07 15:16:46,740 INFO L443 ceAbstractionStarter]: For program point L468-1(line 468) no Hoare annotation was computed. [2019-10-07 15:16:46,740 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 423 482) no Hoare annotation was computed. [2019-10-07 15:16:46,740 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 423 482) no Hoare annotation was computed. [2019-10-07 15:16:46,740 INFO L443 ceAbstractionStarter]: For program point L455(lines 455 459) no Hoare annotation was computed. [2019-10-07 15:16:46,741 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 103 109) the Hoare annotation is: true [2019-10-07 15:16:46,741 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 103 109) no Hoare annotation was computed. [2019-10-07 15:16:46,741 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 110 118) no Hoare annotation was computed. [2019-10-07 15:16:46,741 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 110 118) the Hoare annotation is: true [2019-10-07 15:16:46,741 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 291 313) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,742 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 291 313) no Hoare annotation was computed. [2019-10-07 15:16:46,742 INFO L439 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,742 INFO L439 ceAbstractionStarter]: At program point L303-1(line 303) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,742 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 308) no Hoare annotation was computed. [2019-10-07 15:16:46,742 INFO L443 ceAbstractionStarter]: For program point L301-1(lines 301 308) no Hoare annotation was computed. [2019-10-07 15:16:46,742 INFO L443 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2019-10-07 15:16:46,743 INFO L439 ceAbstractionStarter]: At program point L298(line 298) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,743 INFO L439 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,743 INFO L439 ceAbstractionStarter]: At program point L297-1(line 297) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,743 INFO L443 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2019-10-07 15:16:46,743 INFO L443 ceAbstractionStarter]: For program point L256(line 256) no Hoare annotation was computed. [2019-10-07 15:16:46,744 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 248 271) no Hoare annotation was computed. [2019-10-07 15:16:46,744 INFO L443 ceAbstractionStarter]: For program point L255(line 255) no Hoare annotation was computed. [2019-10-07 15:16:46,744 INFO L443 ceAbstractionStarter]: For program point L254(line 254) no Hoare annotation was computed. [2019-10-07 15:16:46,744 INFO L443 ceAbstractionStarter]: For program point L253(line 253) no Hoare annotation was computed. [2019-10-07 15:16:46,744 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 248 271) no Hoare annotation was computed. [2019-10-07 15:16:46,744 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 248 271) no Hoare annotation was computed. [2019-10-07 15:16:46,744 INFO L443 ceAbstractionStarter]: For program point L266(line 266) no Hoare annotation was computed. [2019-10-07 15:16:46,744 INFO L443 ceAbstractionStarter]: For program point L265(line 265) no Hoare annotation was computed. [2019-10-07 15:16:46,745 INFO L443 ceAbstractionStarter]: For program point L264(line 264) no Hoare annotation was computed. [2019-10-07 15:16:46,745 INFO L443 ceAbstractionStarter]: For program point L263(line 263) no Hoare annotation was computed. [2019-10-07 15:16:46,745 INFO L443 ceAbstractionStarter]: For program point L262(line 262) no Hoare annotation was computed. [2019-10-07 15:16:46,745 INFO L443 ceAbstractionStarter]: For program point L261(line 261) no Hoare annotation was computed. [2019-10-07 15:16:46,745 INFO L443 ceAbstractionStarter]: For program point L260(line 260) no Hoare annotation was computed. [2019-10-07 15:16:46,745 INFO L443 ceAbstractionStarter]: For program point L259(line 259) no Hoare annotation was computed. [2019-10-07 15:16:46,745 INFO L443 ceAbstractionStarter]: For program point L258(line 258) no Hoare annotation was computed. [2019-10-07 15:16:46,745 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 914 928) no Hoare annotation was computed. [2019-10-07 15:16:46,746 INFO L439 ceAbstractionStarter]: At program point L920(line 920) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-07 15:16:46,746 INFO L443 ceAbstractionStarter]: For program point L918(lines 918 924) no Hoare annotation was computed. [2019-10-07 15:16:46,746 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 914 928) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-07 15:16:46,746 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2019-10-07 15:16:46,746 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2019-10-07 15:16:46,746 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2019-10-07 15:16:46,747 INFO L446 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2019-10-07 15:16:46,747 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2019-10-07 15:16:46,747 INFO L443 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2019-10-07 15:16:46,747 INFO L443 ceAbstractionStarter]: For program point L889(line 889) no Hoare annotation was computed. [2019-10-07 15:16:46,747 INFO L443 ceAbstractionStarter]: For program point L889-1(line 889) no Hoare annotation was computed. [2019-10-07 15:16:46,747 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 859 894) no Hoare annotation was computed. [2019-10-07 15:16:46,747 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 859 894) no Hoare annotation was computed. [2019-10-07 15:16:46,748 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 96 102) no Hoare annotation was computed. [2019-10-07 15:16:46,748 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 96 102) the Hoare annotation is: true [2019-10-07 15:16:46,748 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 321 366) no Hoare annotation was computed. [2019-10-07 15:16:46,748 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 321 366) no Hoare annotation was computed. [2019-10-07 15:16:46,748 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 634 679) no Hoare annotation was computed. [2019-10-07 15:16:46,748 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 634 679) no Hoare annotation was computed. [2019-10-07 15:16:46,748 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 280 290) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,749 INFO L439 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,749 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 280 290) no Hoare annotation was computed. [2019-10-07 15:16:46,749 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 280 290) no Hoare annotation was computed. [2019-10-07 15:16:46,749 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 839 849) no Hoare annotation was computed. [2019-10-07 15:16:46,749 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-10-07 15:16:46,749 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-10-07 15:16:46,750 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 839 849) no Hoare annotation was computed. [2019-10-07 15:16:46,750 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2019-10-07 15:16:46,750 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2019-10-07 15:16:46,750 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 798 822) no Hoare annotation was computed. [2019-10-07 15:16:46,750 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 798 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-07 15:16:46,750 INFO L439 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-07 15:16:46,751 INFO L443 ceAbstractionStarter]: For program point L817-1(lines 798 822) no Hoare annotation was computed. [2019-10-07 15:16:46,751 INFO L439 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:16:46,751 INFO L439 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:16:46,751 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 814) no Hoare annotation was computed. [2019-10-07 15:16:46,751 INFO L439 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:16:46,751 INFO L443 ceAbstractionStarter]: For program point L804-1(line 804) no Hoare annotation was computed. [2019-10-07 15:16:46,752 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 819) no Hoare annotation was computed. [2019-10-07 15:16:46,752 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 790 796) no Hoare annotation was computed. [2019-10-07 15:16:46,752 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 790 796) the Hoare annotation is: true [2019-10-07 15:16:46,752 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 692 759) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,752 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 692 759) no Hoare annotation was computed. [2019-10-07 15:16:46,752 INFO L439 ceAbstractionStarter]: At program point L752(lines 701 753) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,753 INFO L439 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,753 INFO L443 ceAbstractionStarter]: For program point L740(lines 740 746) no Hoare annotation was computed. [2019-10-07 15:16:46,753 INFO L439 ceAbstractionStarter]: At program point L740-1(lines 732 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,753 INFO L443 ceAbstractionStarter]: For program point L703(lines 702 751) no Hoare annotation was computed. [2019-10-07 15:16:46,753 INFO L439 ceAbstractionStarter]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,754 INFO L443 ceAbstractionStarter]: For program point L732(lines 732 747) no Hoare annotation was computed. [2019-10-07 15:16:46,754 INFO L439 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,754 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 728) no Hoare annotation was computed. [2019-10-07 15:16:46,754 INFO L443 ceAbstractionStarter]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2019-10-07 15:16:46,754 INFO L439 ceAbstractionStarter]: At program point L749(lines 702 751) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,754 INFO L439 ceAbstractionStarter]: At program point L714(line 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,754 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2019-10-07 15:16:46,755 INFO L443 ceAbstractionStarter]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2019-10-07 15:16:46,755 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 692 759) no Hoare annotation was computed. [2019-10-07 15:16:46,755 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 588 633) no Hoare annotation was computed. [2019-10-07 15:16:46,755 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 588 633) no Hoare annotation was computed. [2019-10-07 15:16:46,755 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 205 213) the Hoare annotation is: true [2019-10-07 15:16:46,755 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 205 213) no Hoare annotation was computed. [2019-10-07 15:16:46,755 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-07 15:16:46,755 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2019-10-07 15:16:46,756 INFO L439 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-07 15:16:46,756 INFO L443 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2019-10-07 15:16:46,756 INFO L443 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2019-10-07 15:16:46,756 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2019-10-07 15:16:46,756 INFO L446 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: true [2019-10-07 15:16:46,756 INFO L443 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2019-10-07 15:16:46,756 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: true [2019-10-07 15:16:46,757 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2019-10-07 15:16:46,757 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-07 15:16:46,757 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2019-10-07 15:16:46,757 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2019-10-07 15:16:46,757 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 173 195) no Hoare annotation was computed. [2019-10-07 15:16:46,757 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 173 195) no Hoare annotation was computed. [2019-10-07 15:16:46,757 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 86 95) no Hoare annotation was computed. [2019-10-07 15:16:46,758 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 86 95) no Hoare annotation was computed. [2019-10-07 15:16:46,758 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 485 587) no Hoare annotation was computed. [2019-10-07 15:16:46,758 INFO L443 ceAbstractionStarter]: For program point L535(lines 534 554) no Hoare annotation was computed. [2019-10-07 15:16:46,758 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-07 15:16:46,758 INFO L443 ceAbstractionStarter]: For program point L566-1(line 566) no Hoare annotation was computed. [2019-10-07 15:16:46,758 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 572) no Hoare annotation was computed. [2019-10-07 15:16:46,758 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-07 15:16:46,758 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 485 587) no Hoare annotation was computed. [2019-10-07 15:16:46,759 INFO L443 ceAbstractionStarter]: For program point L550-1(line 550) no Hoare annotation was computed. [2019-10-07 15:16:46,759 INFO L443 ceAbstractionStarter]: For program point L509(lines 509 513) no Hoare annotation was computed. [2019-10-07 15:16:46,759 INFO L443 ceAbstractionStarter]: For program point L534-2(lines 534 554) no Hoare annotation was computed. [2019-10-07 15:16:46,759 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 485 587) no Hoare annotation was computed. [2019-10-07 15:16:46,759 INFO L443 ceAbstractionStarter]: For program point L555(lines 533 556) no Hoare annotation was computed. [2019-10-07 15:16:46,759 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 530) no Hoare annotation was computed. [2019-10-07 15:16:46,759 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-07 15:16:46,759 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:46,759 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 823 830) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 823 830) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 196 204) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 196 204) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 152 163) the Hoare annotation is: true [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 152 163) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 164 172) the Hoare annotation is: true [2019-10-07 15:16:46,761 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 164 172) no Hoare annotation was computed. [2019-10-07 15:16:46,761 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 766 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-07 15:16:46,761 INFO L439 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-07 15:16:46,761 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 766 789) no Hoare annotation was computed. [2019-10-07 15:16:46,761 INFO L439 ceAbstractionStarter]: At program point L777(lines 777 783) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-07 15:16:46,761 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 766 789) no Hoare annotation was computed. [2019-10-07 15:16:46,761 INFO L439 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-07 15:16:46,762 INFO L443 ceAbstractionStarter]: For program point L770(lines 769 788) no Hoare annotation was computed. [2019-10-07 15:16:46,762 INFO L446 ceAbstractionStarter]: At program point L227-2(lines 227 241) the Hoare annotation is: true [2019-10-07 15:16:46,762 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 217 246) no Hoare annotation was computed. [2019-10-07 15:16:46,762 INFO L446 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: true [2019-10-07 15:16:46,762 INFO L443 ceAbstractionStarter]: For program point L223-1(line 223) no Hoare annotation was computed. [2019-10-07 15:16:46,762 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 217 246) the Hoare annotation is: true [2019-10-07 15:16:46,762 INFO L446 ceAbstractionStarter]: At program point L242(lines 217 246) the Hoare annotation is: true [2019-10-07 15:16:46,762 INFO L443 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2019-10-07 15:16:46,763 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 235) no Hoare annotation was computed. [2019-10-07 15:16:46,763 INFO L446 ceAbstractionStarter]: At program point L231-1(lines 231 235) the Hoare annotation is: true [2019-10-07 15:16:46,763 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 128 139) the Hoare annotation is: true [2019-10-07 15:16:46,763 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 128 139) no Hoare annotation was computed. [2019-10-07 15:16:46,763 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 272 278) no Hoare annotation was computed. [2019-10-07 15:16:46,763 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 272 278) the Hoare annotation is: true [2019-10-07 15:16:46,763 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:46,764 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-07 15:16:46,764 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:16:46,764 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:16:46,764 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 929 936) no Hoare annotation was computed. [2019-10-07 15:16:46,764 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 929 936) the Hoare annotation is: true [2019-10-07 15:16:46,764 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 140 151) no Hoare annotation was computed. [2019-10-07 15:16:46,764 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 140 151) the Hoare annotation is: true [2019-10-07 15:16:46,765 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2019-10-07 15:16:46,765 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 681 688) the Hoare annotation is: true [2019-10-07 15:16:46,765 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 681 688) no Hoare annotation was computed. [2019-10-07 15:16:46,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:16:46 BoogieIcfgContainer [2019-10-07 15:16:46,781 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:16:46,784 INFO L168 Benchmark]: Toolchain (without parser) took 5639.66 ms. Allocated memory was 145.8 MB in the beginning and 285.7 MB in the end (delta: 140.0 MB). Free memory was 102.5 MB in the beginning and 177.0 MB in the end (delta: -74.5 MB). Peak memory consumption was 111.5 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,785 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.97 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.3 MB in the beginning and 170.0 MB in the end (delta: -67.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,787 INFO L168 Benchmark]: Boogie Preprocessor took 79.57 ms. Allocated memory is still 202.9 MB. Free memory was 170.0 MB in the beginning and 165.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,788 INFO L168 Benchmark]: RCFGBuilder took 1549.23 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 165.4 MB in the beginning and 149.1 MB in the end (delta: 16.2 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,789 INFO L168 Benchmark]: TraceAbstraction took 3388.53 ms. Allocated memory was 236.5 MB in the beginning and 285.7 MB in the end (delta: 49.3 MB). Free memory was 149.1 MB in the beginning and 177.0 MB in the end (delta: -27.8 MB). Peak memory consumption was 67.5 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 617.97 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.3 MB in the beginning and 170.0 MB in the end (delta: -67.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.57 ms. Allocated memory is still 202.9 MB. Free memory was 170.0 MB in the beginning and 165.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1549.23 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 165.4 MB in the beginning and 149.1 MB in the end (delta: 16.2 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3388.53 ms. Allocated memory was 236.5 MB in the beginning and 285.7 MB in the end (delta: 49.3 MB). Free memory was 149.1 MB in the beginning and 177.0 MB in the end (delta: -27.8 MB). Peak memory consumption was 67.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 685]: 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: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 180 locations, 1 error locations. Result: SAFE, OverallTime: 3.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 560 SDtfs, 306 SDslu, 1053 SDs, 0 SdLazy, 402 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=339occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 24 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 440 PreInvPairs, 484 NumberOfFragments, 513 HoareAnnotationTreeSize, 440 FomulaSimplifications, 447 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 1825 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 252 ConstructedInterpolants, 0 QuantifiedInterpolants, 23970 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...