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_spec1_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:14:25,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:14:25,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:14:25,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:14:25,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:14:25,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:14:25,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:14:25,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:14:25,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:14:25,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:14:25,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:14:25,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:14:25,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:14:25,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:14:25,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:14:25,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:14:25,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:14:25,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:14:25,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:14:25,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:14:25,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:14:25,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:14:25,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:14:25,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:14:25,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:14:25,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:14:25,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:14:25,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:14:25,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:14:25,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:14:25,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:14:25,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:14:25,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:14:25,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:14:25,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:14:25,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:14:25,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:14:25,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:14:25,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:14:25,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:14:25,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:14:25,874 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 [2019-10-13 23:14:25,892 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:14:25,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:14:25,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:14:25,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:14:25,897 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:14:25,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:14:25,897 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:14:25,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:14:25,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:14:25,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:14:25,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:14:25,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:14:25,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:14:25,898 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:14:25,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:14:25,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:14:25,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:14:25,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:14:25,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:14:25,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:14:25,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:14:25,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:14:25,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:14:25,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:14:25,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:14:25,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:14:25,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:14:25,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:14:25,903 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 [2019-10-13 23:14:26,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:14:26,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:14:26,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:14:26,195 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:14:26,195 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:14:26,196 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c [2019-10-13 23:14:26,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/784df4d5c/b2a8f30789104fce8e7c3881da1e1a6e/FLAG98a200cad [2019-10-13 23:14:26,837 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:14:26,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c [2019-10-13 23:14:26,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/784df4d5c/b2a8f30789104fce8e7c3881da1e1a6e/FLAG98a200cad [2019-10-13 23:14:27,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/784df4d5c/b2a8f30789104fce8e7c3881da1e1a6e [2019-10-13 23:14:27,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:14:27,153 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:14:27,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:14:27,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:14:27,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:14:27,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:14:27" (1/1) ... [2019-10-13 23:14:27,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411accdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27, skipping insertion in model container [2019-10-13 23:14:27,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:14:27" (1/1) ... [2019-10-13 23:14:27,168 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:14:27,210 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:14:27,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:14:27,637 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:14:27,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:14:27,759 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:14:27,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27 WrapperNode [2019-10-13 23:14:27,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:14:27,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:14:27,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:14:27,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:14:27,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27" (1/1) ... [2019-10-13 23:14:27,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27" (1/1) ... [2019-10-13 23:14:27,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27" (1/1) ... [2019-10-13 23:14:27,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27" (1/1) ... [2019-10-13 23:14:27,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27" (1/1) ... [2019-10-13 23:14:27,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27" (1/1) ... [2019-10-13 23:14:27,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27" (1/1) ... [2019-10-13 23:14:27,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:14:27,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:14:27,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:14:27,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:14:27,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27" (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 [2019-10-13 23:14:27,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:14:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:14:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:14:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:14:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:14:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:14:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:14:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-13 23:14:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:14:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:14:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:14:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:14:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:14:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:14:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:14:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:14:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:14:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:14:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:14:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:14:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:14:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:14:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:14:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:14:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:14:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:14:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:14:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:14:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:14:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 23:14:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:14:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:14:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:14:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:14:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:14:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:14:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:14:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:14:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:14:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:14:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:14:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:14:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:14:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:14:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:14:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:14:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:14:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:14:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:14:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-13 23:14:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:14:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:14:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:14:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:14:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:14:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:14:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:14:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:14:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:14:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:14:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:14:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:14:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:14:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:14:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:14:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:14:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:14:27,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:14:27,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:14:27,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:14:27,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:14:27,931 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:14:27,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:14:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:14:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:14:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:14:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:14:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:14:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:14:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:14:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:14:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:14:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:14:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:14:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:14:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:14:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:14:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 23:14:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:14:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:14:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:14:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:14:29,620 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:14:29,620 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:14:29,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:14:29 BoogieIcfgContainer [2019-10-13 23:14:29,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:14:29,623 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:14:29,623 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:14:29,627 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:14:29,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:14:27" (1/3) ... [2019-10-13 23:14:29,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e153d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:14:29, skipping insertion in model container [2019-10-13 23:14:29,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:27" (2/3) ... [2019-10-13 23:14:29,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e153d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:14:29, skipping insertion in model container [2019-10-13 23:14:29,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:14:29" (3/3) ... [2019-10-13 23:14:29,631 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product22.cil.c [2019-10-13 23:14:29,642 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:14:29,651 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:14:29,665 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:14:29,709 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:14:29,709 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:14:29,709 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:14:29,710 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:14:29,710 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:14:29,710 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:14:29,711 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:14:29,711 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:14:29,744 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2019-10-13 23:14:29,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 23:14:29,757 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:29,758 INFO L380 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] [2019-10-13 23:14:29,764 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:29,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:29,771 INFO L82 PathProgramCache]: Analyzing trace with hash 697410109, now seen corresponding path program 1 times [2019-10-13 23:14:29,782 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:29,784 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700640800] [2019-10-13 23:14:29,784 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:29,785 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:29,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:30,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:30,113 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700640800] [2019-10-13 23:14:30,114 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:30,115 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:14:30,115 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000229796] [2019-10-13 23:14:30,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:14:30,122 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:30,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:14:30,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:14:30,140 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2019-10-13 23:14:30,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:30,179 INFO L93 Difference]: Finished difference Result 211 states and 258 transitions. [2019-10-13 23:14:30,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:14:30,180 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-13 23:14:30,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:30,194 INFO L225 Difference]: With dead ends: 211 [2019-10-13 23:14:30,194 INFO L226 Difference]: Without dead ends: 106 [2019-10-13 23:14:30,199 INFO L600 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 [2019-10-13 23:14:30,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-10-13 23:14:30,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-10-13 23:14:30,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-10-13 23:14:30,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2019-10-13 23:14:30,254 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 42 [2019-10-13 23:14:30,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:30,255 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2019-10-13 23:14:30,255 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:14:30,256 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2019-10-13 23:14:30,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-13 23:14:30,259 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:30,259 INFO L380 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] [2019-10-13 23:14:30,260 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:30,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:30,260 INFO L82 PathProgramCache]: Analyzing trace with hash 737177305, now seen corresponding path program 1 times [2019-10-13 23:14:30,260 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:30,261 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65011345] [2019-10-13 23:14:30,261 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:30,261 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:30,261 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:30,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:30,418 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65011345] [2019-10-13 23:14:30,419 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:30,419 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:14:30,419 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334758054] [2019-10-13 23:14:30,422 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:14:30,422 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:30,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:14:30,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:14:30,423 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 3 states. [2019-10-13 23:14:30,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:30,464 INFO L93 Difference]: Finished difference Result 165 states and 192 transitions. [2019-10-13 23:14:30,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:14:30,465 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-13 23:14:30,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:30,467 INFO L225 Difference]: With dead ends: 165 [2019-10-13 23:14:30,468 INFO L226 Difference]: Without dead ends: 98 [2019-10-13 23:14:30,469 INFO L600 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 [2019-10-13 23:14:30,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-13 23:14:30,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-10-13 23:14:30,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-13 23:14:30,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 112 transitions. [2019-10-13 23:14:30,484 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 112 transitions. Word has length 43 [2019-10-13 23:14:30,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:30,484 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 112 transitions. [2019-10-13 23:14:30,484 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:14:30,485 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 112 transitions. [2019-10-13 23:14:30,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:14:30,487 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:30,487 INFO L380 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] [2019-10-13 23:14:30,487 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:30,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:30,488 INFO L82 PathProgramCache]: Analyzing trace with hash 368832795, now seen corresponding path program 1 times [2019-10-13 23:14:30,488 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:30,488 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042200314] [2019-10-13 23:14:30,489 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:30,489 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:30,489 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:30,681 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042200314] [2019-10-13 23:14:30,681 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:30,682 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:14:30,682 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591273125] [2019-10-13 23:14:30,685 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:14:30,685 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:30,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:14:30,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:14:30,688 INFO L87 Difference]: Start difference. First operand 98 states and 112 transitions. Second operand 7 states. [2019-10-13 23:14:31,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:31,023 INFO L93 Difference]: Finished difference Result 174 states and 203 transitions. [2019-10-13 23:14:31,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:14:31,024 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2019-10-13 23:14:31,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:31,026 INFO L225 Difference]: With dead ends: 174 [2019-10-13 23:14:31,026 INFO L226 Difference]: Without dead ends: 98 [2019-10-13 23:14:31,028 INFO L600 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 [2019-10-13 23:14:31,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-13 23:14:31,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-10-13 23:14:31,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-13 23:14:31,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 111 transitions. [2019-10-13 23:14:31,041 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 111 transitions. Word has length 46 [2019-10-13 23:14:31,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:31,041 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 111 transitions. [2019-10-13 23:14:31,042 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:14:31,042 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2019-10-13 23:14:31,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 23:14:31,044 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:31,045 INFO L380 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] [2019-10-13 23:14:31,045 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:31,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:31,045 INFO L82 PathProgramCache]: Analyzing trace with hash 1208512652, now seen corresponding path program 1 times [2019-10-13 23:14:31,046 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:31,046 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093653978] [2019-10-13 23:14:31,046 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:31,047 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:31,047 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:31,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:31,219 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093653978] [2019-10-13 23:14:31,219 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:31,219 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:14:31,220 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319425459] [2019-10-13 23:14:31,220 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:14:31,220 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:31,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:14:31,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:14:31,221 INFO L87 Difference]: Start difference. First operand 98 states and 111 transitions. Second operand 6 states. [2019-10-13 23:14:31,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:31,429 INFO L93 Difference]: Finished difference Result 243 states and 285 transitions. [2019-10-13 23:14:31,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:14:31,429 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2019-10-13 23:14:31,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:31,433 INFO L225 Difference]: With dead ends: 243 [2019-10-13 23:14:31,433 INFO L226 Difference]: Without dead ends: 167 [2019-10-13 23:14:31,434 INFO L600 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 [2019-10-13 23:14:31,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-10-13 23:14:31,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2019-10-13 23:14:31,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-10-13 23:14:31,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 188 transitions. [2019-10-13 23:14:31,473 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 188 transitions. Word has length 59 [2019-10-13 23:14:31,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:31,475 INFO L462 AbstractCegarLoop]: Abstraction has 163 states and 188 transitions. [2019-10-13 23:14:31,475 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:14:31,475 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 188 transitions. [2019-10-13 23:14:31,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-13 23:14:31,486 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:31,486 INFO L380 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] [2019-10-13 23:14:31,486 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:31,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:31,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1271506071, now seen corresponding path program 1 times [2019-10-13 23:14:31,487 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:31,487 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591045422] [2019-10-13 23:14:31,487 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:31,488 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:31,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:31,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:31,645 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591045422] [2019-10-13 23:14:31,645 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:31,645 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:14:31,645 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835454017] [2019-10-13 23:14:31,646 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:14:31,646 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:31,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:14:31,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:14:31,648 INFO L87 Difference]: Start difference. First operand 163 states and 188 transitions. Second operand 7 states. [2019-10-13 23:14:31,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:31,998 INFO L93 Difference]: Finished difference Result 253 states and 298 transitions. [2019-10-13 23:14:32,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:14:32,001 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2019-10-13 23:14:32,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:32,002 INFO L225 Difference]: With dead ends: 253 [2019-10-13 23:14:32,002 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:14:32,004 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 23:14:32,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:14:32,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:14:32,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:14:32,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:14:32,009 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2019-10-13 23:14:32,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:32,010 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:14:32,010 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:14:32,010 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:14:32,010 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:14:32,019 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:14:32,901 INFO L443 ceAbstractionStarter]: For program point L285-2(lines 285 306) no Hoare annotation was computed. [2019-10-13 23:14:32,902 INFO L443 ceAbstractionStarter]: For program point L307(lines 284 308) no Hoare annotation was computed. [2019-10-13 23:14:32,902 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 260 315) no Hoare annotation was computed. [2019-10-13 23:14:32,902 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 295) no Hoare annotation was computed. [2019-10-13 23:14:32,902 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 260 315) no Hoare annotation was computed. [2019-10-13 23:14:32,902 INFO L443 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2019-10-13 23:14:32,902 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 316 375) no Hoare annotation was computed. [2019-10-13 23:14:32,902 INFO L443 ceAbstractionStarter]: For program point L342-2(lines 342 367) no Hoare annotation was computed. [2019-10-13 23:14:32,902 INFO L443 ceAbstractionStarter]: For program point L368(lines 341 369) no Hoare annotation was computed. [2019-10-13 23:14:32,902 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 316 375) no Hoare annotation was computed. [2019-10-13 23:14:32,903 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 316 375) no Hoare annotation was computed. [2019-10-13 23:14:32,903 INFO L443 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2019-10-13 23:14:32,903 INFO L443 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2019-10-13 23:14:32,903 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-13 23:14:32,903 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-13 23:14:32,903 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-13 23:14:32,903 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-13 23:14:32,903 INFO L443 ceAbstractionStarter]: For program point L194-1(lines 194 201) no Hoare annotation was computed. [2019-10-13 23:14:32,904 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-13 23:14:32,904 INFO L439 ceAbstractionStarter]: At program point L191(line 191) 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))) [2019-10-13 23:14:32,904 INFO L439 ceAbstractionStarter]: At program point L190(line 190) 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))) [2019-10-13 23:14:32,904 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 184 206) 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))) [2019-10-13 23:14:32,904 INFO L439 ceAbstractionStarter]: At program point L190-1(line 190) 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))) [2019-10-13 23:14:32,905 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 184 206) no Hoare annotation was computed. [2019-10-13 23:14:32,905 INFO L439 ceAbstractionStarter]: At program point L196(line 196) 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))) [2019-10-13 23:14:32,905 INFO L439 ceAbstractionStarter]: At program point L196-1(line 196) 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))) [2019-10-13 23:14:32,905 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 201) no Hoare annotation was computed. [2019-10-13 23:14:32,905 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 142 165) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 142 165) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 142 165) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2019-10-13 23:14:32,906 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-10-13 23:14:32,907 INFO L443 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-10-13 23:14:32,907 INFO L443 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2019-10-13 23:14:32,907 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-10-13 23:14:32,907 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-10-13 23:14:32,907 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 792 800) no Hoare annotation was computed. [2019-10-13 23:14:32,907 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 792 800) the Hoare annotation is: true [2019-10-13 23:14:32,907 INFO L446 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: true [2019-10-13 23:14:32,907 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-10-13 23:14:32,907 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 837 855) the Hoare annotation is: true [2019-10-13 23:14:32,907 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 837 855) no Hoare annotation was computed. [2019-10-13 23:14:32,907 INFO L443 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2019-10-13 23:14:32,908 INFO L443 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2019-10-13 23:14:32,908 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 801 836) no Hoare annotation was computed. [2019-10-13 23:14:32,908 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 801 836) no Hoare annotation was computed. [2019-10-13 23:14:32,908 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-13 23:14:32,908 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-13 23:14:32,908 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 214 259) no Hoare annotation was computed. [2019-10-13 23:14:32,908 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 214 259) no Hoare annotation was computed. [2019-10-13 23:14:32,908 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 527 572) no Hoare annotation was computed. [2019-10-13 23:14:32,908 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 527 572) no Hoare annotation was computed. [2019-10-13 23:14:32,908 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 174 183) 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))) [2019-10-13 23:14:32,908 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 174 183) no Hoare annotation was computed. [2019-10-13 23:14:32,908 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 174 183) no Hoare annotation was computed. [2019-10-13 23:14:32,909 INFO L443 ceAbstractionStarter]: For program point L786-1(line 786) no Hoare annotation was computed. [2019-10-13 23:14:32,909 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 781 791) the Hoare annotation is: true [2019-10-13 23:14:32,909 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 781 791) no Hoare annotation was computed. [2019-10-13 23:14:32,909 INFO L446 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: true [2019-10-13 23:14:32,909 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 773 780) the Hoare annotation is: true [2019-10-13 23:14:32,909 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 773 780) no Hoare annotation was computed. [2019-10-13 23:14:32,909 INFO L439 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,909 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 740 764) no Hoare annotation was computed. [2019-10-13 23:14:32,909 INFO L443 ceAbstractionStarter]: For program point L759-1(lines 740 764) no Hoare annotation was computed. [2019-10-13 23:14:32,909 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 740 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,910 INFO L439 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,910 INFO L439 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,910 INFO L443 ceAbstractionStarter]: For program point L748(lines 748 756) no Hoare annotation was computed. [2019-10-13 23:14:32,910 INFO L439 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,910 INFO L443 ceAbstractionStarter]: For program point L746-1(line 746) no Hoare annotation was computed. [2019-10-13 23:14:32,910 INFO L443 ceAbstractionStarter]: For program point L744(lines 744 761) no Hoare annotation was computed. [2019-10-13 23:14:32,910 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2019-10-13 23:14:32,911 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2019-10-13 23:14:32,911 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 865 930) 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))) [2019-10-13 23:14:32,911 INFO L439 ceAbstractionStarter]: At program point L923(lines 874 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:32,911 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 865 930) no Hoare annotation was computed. [2019-10-13 23:14:32,911 INFO L439 ceAbstractionStarter]: At program point L913-2(lines 905 918) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:32,911 INFO L443 ceAbstractionStarter]: For program point L876(lines 875 922) no Hoare annotation was computed. [2019-10-13 23:14:32,912 INFO L439 ceAbstractionStarter]: At program point L907(line 907) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:32,912 INFO L443 ceAbstractionStarter]: For program point L905(lines 905 918) no Hoare annotation was computed. [2019-10-13 23:14:32,912 INFO L439 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:32,912 INFO L443 ceAbstractionStarter]: For program point L895(lines 895 901) no Hoare annotation was computed. [2019-10-13 23:14:32,912 INFO L443 ceAbstractionStarter]: For program point L895-1(lines 895 901) no Hoare annotation was computed. [2019-10-13 23:14:32,912 INFO L439 ceAbstractionStarter]: At program point L920(lines 875 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:32,913 INFO L439 ceAbstractionStarter]: At program point L887(line 887) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:32,913 INFO L443 ceAbstractionStarter]: For program point L885(lines 885 891) no Hoare annotation was computed. [2019-10-13 23:14:32,913 INFO L443 ceAbstractionStarter]: For program point L885-1(lines 885 891) no Hoare annotation was computed. [2019-10-13 23:14:32,913 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 865 930) no Hoare annotation was computed. [2019-10-13 23:14:32,913 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 481 526) no Hoare annotation was computed. [2019-10-13 23:14:32,913 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 481 526) no Hoare annotation was computed. [2019-10-13 23:14:32,913 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 666 674) the Hoare annotation is: true [2019-10-13 23:14:32,914 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 666 674) no Hoare annotation was computed. [2019-10-13 23:14:32,914 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 634 656) no Hoare annotation was computed. [2019-10-13 23:14:32,914 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 634 656) no Hoare annotation was computed. [2019-10-13 23:14:32,914 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:14:32,914 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:14:32,914 INFO L443 ceAbstractionStarter]: For program point L448(lines 426 449) no Hoare annotation was computed. [2019-10-13 23:14:32,914 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 378 480) no Hoare annotation was computed. [2019-10-13 23:14:32,914 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 423) no Hoare annotation was computed. [2019-10-13 23:14:32,915 INFO L443 ceAbstractionStarter]: For program point L428(lines 427 447) no Hoare annotation was computed. [2019-10-13 23:14:32,915 INFO L443 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2019-10-13 23:14:32,915 INFO L443 ceAbstractionStarter]: For program point L459-1(line 459) no Hoare annotation was computed. [2019-10-13 23:14:32,915 INFO L443 ceAbstractionStarter]: For program point L424(lines 424 465) no Hoare annotation was computed. [2019-10-13 23:14:32,915 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 378 480) no Hoare annotation was computed. [2019-10-13 23:14:32,915 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-10-13 23:14:32,915 INFO L443 ceAbstractionStarter]: For program point L443-1(line 443) no Hoare annotation was computed. [2019-10-13 23:14:32,915 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 406) no Hoare annotation was computed. [2019-10-13 23:14:32,916 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 378 480) no Hoare annotation was computed. [2019-10-13 23:14:32,916 INFO L443 ceAbstractionStarter]: For program point L427-2(lines 427 447) no Hoare annotation was computed. [2019-10-13 23:14:32,916 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:14:32,916 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:32,916 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 765 772) no Hoare annotation was computed. [2019-10-13 23:14:32,916 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 765 772) no Hoare annotation was computed. [2019-10-13 23:14:32,916 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 657 665) no Hoare annotation was computed. [2019-10-13 23:14:32,917 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 657 665) no Hoare annotation was computed. [2019-10-13 23:14:32,917 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 613 624) the Hoare annotation is: true [2019-10-13 23:14:32,917 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 613 624) no Hoare annotation was computed. [2019-10-13 23:14:32,917 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:32,917 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:14:32,917 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 625 633) the Hoare annotation is: true [2019-10-13 23:14:32,917 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 625 633) no Hoare annotation was computed. [2019-10-13 23:14:32,917 INFO L439 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,918 INFO L439 ceAbstractionStarter]: At program point L693(lines 693 699) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,918 INFO L439 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,918 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 682 705) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,918 INFO L443 ceAbstractionStarter]: For program point L686(lines 685 704) no Hoare annotation was computed. [2019-10-13 23:14:32,918 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2019-10-13 23:14:32,918 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2019-10-13 23:14:32,918 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 109 138) no Hoare annotation was computed. [2019-10-13 23:14:32,919 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 109 138) the Hoare annotation is: true [2019-10-13 23:14:32,919 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-13 23:14:32,919 INFO L446 ceAbstractionStarter]: At program point L123-1(lines 123 127) the Hoare annotation is: true [2019-10-13 23:14:32,919 INFO L446 ceAbstractionStarter]: At program point L119-2(lines 119 133) the Hoare annotation is: true [2019-10-13 23:14:32,919 INFO L446 ceAbstractionStarter]: At program point L115(line 115) the Hoare annotation is: true [2019-10-13 23:14:32,919 INFO L443 ceAbstractionStarter]: For program point L115-1(line 115) no Hoare annotation was computed. [2019-10-13 23:14:32,919 INFO L446 ceAbstractionStarter]: At program point L134(lines 109 138) the Hoare annotation is: true [2019-10-13 23:14:32,920 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-13 23:14:32,920 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 589 600) the Hoare annotation is: true [2019-10-13 23:14:32,920 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 589 600) no Hoare annotation was computed. [2019-10-13 23:14:32,920 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 166 172) no Hoare annotation was computed. [2019-10-13 23:14:32,920 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 166 172) the Hoare annotation is: true [2019-10-13 23:14:32,920 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:32,920 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 23:14:32,920 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:14:32,921 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:14:32,921 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 856 863) no Hoare annotation was computed. [2019-10-13 23:14:32,921 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 856 863) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:14:32,921 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 601 612) no Hoare annotation was computed. [2019-10-13 23:14:32,921 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 601 612) the Hoare annotation is: true [2019-10-13 23:14:32,921 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2019-10-13 23:14:32,921 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 574 581) the Hoare annotation is: true [2019-10-13 23:14:32,922 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 574 581) no Hoare annotation was computed. [2019-10-13 23:14:32,922 INFO L439 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,922 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 99) no Hoare annotation was computed. [2019-10-13 23:14:32,922 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 81 105) the Hoare annotation is: true [2019-10-13 23:14:32,922 INFO L439 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:14:32,922 INFO L443 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2019-10-13 23:14:32,922 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 102) no Hoare annotation was computed. [2019-10-13 23:14:32,923 INFO L443 ceAbstractionStarter]: For program point L89-1(lines 81 105) no Hoare annotation was computed. [2019-10-13 23:14:32,923 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 81 105) no Hoare annotation was computed. [2019-10-13 23:14:32,923 INFO L446 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: true [2019-10-13 23:14:32,923 INFO L443 ceAbstractionStarter]: For program point L87-1(line 87) no Hoare annotation was computed. [2019-10-13 23:14:32,923 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 714 738) no Hoare annotation was computed. [2019-10-13 23:14:32,923 INFO L439 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,923 INFO L443 ceAbstractionStarter]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2019-10-13 23:14:32,923 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 714 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,924 INFO L439 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,924 INFO L439 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,924 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-10-13 23:14:32,924 INFO L439 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:32,924 INFO L443 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2019-10-13 23:14:32,924 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 735) no Hoare annotation was computed. [2019-10-13 23:14:32,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:14:32 BoogieIcfgContainer [2019-10-13 23:14:32,938 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:14:32,941 INFO L168 Benchmark]: Toolchain (without parser) took 5787.25 ms. Allocated memory was 137.9 MB in the beginning and 293.1 MB in the end (delta: 155.2 MB). Free memory was 101.7 MB in the beginning and 246.7 MB in the end (delta: -145.0 MB). Peak memory consumption was 122.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:32,941 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-13 23:14:32,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.23 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.3 MB in the beginning and 168.9 MB in the end (delta: -67.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:32,943 INFO L168 Benchmark]: Boogie Preprocessor took 96.93 ms. Allocated memory is still 201.9 MB. Free memory was 168.9 MB in the beginning and 164.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:32,944 INFO L168 Benchmark]: RCFGBuilder took 1764.50 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 164.9 MB in the beginning and 149.2 MB in the end (delta: 15.6 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:32,945 INFO L168 Benchmark]: TraceAbstraction took 3314.79 ms. Allocated memory was 234.4 MB in the beginning and 293.1 MB in the end (delta: 58.7 MB). Free memory was 149.2 MB in the beginning and 246.7 MB in the end (delta: -97.5 MB). Peak memory consumption was 73.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:32,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 606.23 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.3 MB in the beginning and 168.9 MB in the end (delta: -67.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.93 ms. Allocated memory is still 201.9 MB. Free memory was 168.9 MB in the beginning and 164.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1764.50 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 164.9 MB in the beginning and 149.2 MB in the end (delta: 15.6 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3314.79 ms. Allocated memory was 234.4 MB in the beginning and 293.1 MB in the end (delta: 58.7 MB). Free memory was 149.2 MB in the beginning and 246.7 MB in the end (delta: -97.5 MB). Peak memory consumption was 73.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 578]: 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: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 180 locations, 1 error locations. Result: SAFE, OverallTime: 3.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 532 SDtfs, 240 SDslu, 824 SDs, 0 SdLazy, 334 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred 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, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 323 PreInvPairs, 337 NumberOfFragments, 537 HoareAnnotationTreeSize, 323 FomulaSimplifications, 87 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 58 FomulaSimplificationsInter, 814 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 247 ConstructedInterpolants, 0 QuantifiedInterpolants, 24033 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...