java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:57:06,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:57:06,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:57:06,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:57:06,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:57:06,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:57:06,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:57:06,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:57:06,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:57:06,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:57:06,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:57:06,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:57:06,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:57:06,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:57:06,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:57:06,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:57:06,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:57:06,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:57:06,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:57:06,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:57:06,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:57:06,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:57:06,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:57:06,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:57:06,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:57:06,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:57:06,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:57:06,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:57:06,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:57:06,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:57:06,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:57:06,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:57:06,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:57:06,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:57:06,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:57:06,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:57:06,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:57:06,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:57:06,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:57:06,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:57:06,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:57:06,168 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 [2019-09-19 23:57:06,182 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:57:06,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:57:06,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:57:06,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:57:06,184 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:57:06,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:57:06,184 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:57:06,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:57:06,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:57:06,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:57:06,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:57:06,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:57:06,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:57:06,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:57:06,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:57:06,186 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:57:06,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:57:06,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:57:06,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:57:06,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:57:06,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:57:06,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:57:06,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:57:06,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:57:06,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:57:06,188 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:57:06,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:57:06,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:57:06,189 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:57:06,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:57:06,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:57:06,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:57:06,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:57:06,239 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:57:06,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2019-09-19 23:57:06,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fce02da3/9042b761dd8448958beef5cfd4c4af87/FLAG476bd3f68 [2019-09-19 23:57:06,744 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:57:06,745 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2019-09-19 23:57:06,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fce02da3/9042b761dd8448958beef5cfd4c4af87/FLAG476bd3f68 [2019-09-19 23:57:07,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fce02da3/9042b761dd8448958beef5cfd4c4af87 [2019-09-19 23:57:07,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:57:07,140 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:57:07,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:57:07,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:57:07,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:57:07,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:57:07" (1/1) ... [2019-09-19 23:57:07,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9c1821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:57:07, skipping insertion in model container [2019-09-19 23:57:07,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:57:07" (1/1) ... [2019-09-19 23:57:07,159 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:57:07,225 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:57:07,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:57:07,679 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:57:07,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:57:07,828 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:57:07,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:57:07 WrapperNode [2019-09-19 23:57:07,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:57:07,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:57:07,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:57:07,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:57:07,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:57:07" (1/1) ... [2019-09-19 23:57:07,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:57:07" (1/1) ... [2019-09-19 23:57:07,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:57:07" (1/1) ... [2019-09-19 23:57:07,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:57:07" (1/1) ... [2019-09-19 23:57:07,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:57:07" (1/1) ... [2019-09-19 23:57:07,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:57:07" (1/1) ... [2019-09-19 23:57:07,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:57:07" (1/1) ... [2019-09-19 23:57:07,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:57:07,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:57:07,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:57:07,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:57:07,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:57:07" (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 [2019-09-19 23:57:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:57:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:57:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:57:07,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 23:57:08,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 23:57:08,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 23:57:08,000 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:57:08,000 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:57:08,000 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:57:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:57:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:57:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:57:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:57:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:57:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:57:08,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:57:08,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:57:08,002 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:57:08,002 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 23:57:08,002 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:57:08,002 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-19 23:57:08,003 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:57:08,003 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:57:08,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:57:08,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:57:08,003 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:57:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 23:57:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:57:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:57:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:57:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:57:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:57:08,004 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:57:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:57:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:57:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:57:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:57:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:57:08,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:57:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:57:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:57:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:57:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:57:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:57:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:57:08,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 23:57:08,007 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 23:57:08,007 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 23:57:08,007 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:57:08,007 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:57:08,007 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:57:08,007 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:57:08,007 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:57:08,008 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:57:08,008 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:57:08,008 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:57:08,008 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:57:08,008 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:57:08,008 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:57:08,008 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:57:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:57:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:57:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:57:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:57:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:57:08,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:57:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:57:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:57:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:57:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:57:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:57:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:57:08,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:57:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:57:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:57:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:57:08,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:57:08,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:57:08,012 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:57:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:57:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:57:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:57:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:57:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 23:57:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:57:08,014 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 23:57:08,014 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:57:08,015 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-19 23:57:08,015 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:57:08,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:57:08,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:57:08,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:57:09,471 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:57:09,472 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:57:09,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:57:09 BoogieIcfgContainer [2019-09-19 23:57:09,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:57:09,474 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:57:09,474 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:57:09,475 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:57:09,476 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:57:09" (1/1) ... [2019-09-19 23:57:09,477 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 23:57:09,500 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:57:09,501 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:57:09,509 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:57:09,521 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:57:09,523 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:57:33,579 WARN L191 SmtUtils]: Spent 14.89 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:57:35,325 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:57:39,067 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:57:40,789 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:57:42,413 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:57:42,428 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 23:57:42,487 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 23:57:42,506 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 23:57:53,560 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:57:58,939 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:58:09,644 WARN L191 SmtUtils]: Spent 10.70 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:58:15,045 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:58:26,374 WARN L191 SmtUtils]: Spent 11.33 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:58:31,966 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:58:50,465 WARN L191 SmtUtils]: Spent 18.42 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-19 23:58:59,449 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:59:31,803 WARN L191 SmtUtils]: Spent 32.28 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2019-09-19 23:59:47,969 WARN L191 SmtUtils]: Spent 16.16 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 00:00:25,037 WARN L191 SmtUtils]: Spent 36.31 s on a formula simplification. DAG size of input: 483 DAG size of output: 473 [2019-09-20 00:00:34,016 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:00:45,623 WARN L191 SmtUtils]: Spent 11.56 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-20 00:00:51,342 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-20 00:01:09,244 WARN L191 SmtUtils]: Spent 17.90 s on a formula simplification. DAG size of input: 477 DAG size of output: 472 [2019-09-20 00:01:18,182 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 00:01:36,694 WARN L191 SmtUtils]: Spent 18.51 s on a formula simplification. DAG size of input: 479 DAG size of output: 472 [2019-09-20 00:01:45,938 WARN L191 SmtUtils]: Spent 9.24 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 00:02:02,440 WARN L191 SmtUtils]: Spent 16.48 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-20 00:02:02,954 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-09-20 00:02:03,116 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-20 00:02:03,363 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-20 00:02:03,647 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-20 00:02:22,283 WARN L191 SmtUtils]: Spent 18.02 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-20 00:02:31,193 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-20 00:03:03,575 WARN L191 SmtUtils]: Spent 32.33 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2019-09-20 00:03:19,680 WARN L191 SmtUtils]: Spent 16.10 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 00:03:56,008 WARN L191 SmtUtils]: Spent 36.16 s on a formula simplification. DAG size of input: 483 DAG size of output: 473 [2019-09-20 00:04:04,877 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:04:16,357 WARN L191 SmtUtils]: Spent 11.42 s on a formula simplification. DAG size of input: 471 DAG size of output: 464 [2019-09-20 00:04:21,931 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 00:04:40,073 WARN L191 SmtUtils]: Spent 18.14 s on a formula simplification. DAG size of input: 479 DAG size of output: 474 [2019-09-20 00:04:48,822 WARN L191 SmtUtils]: Spent 8.75 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 00:05:06,618 WARN L191 SmtUtils]: Spent 17.80 s on a formula simplification. DAG size of input: 484 DAG size of output: 474 [2019-09-20 00:05:15,477 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 00:05:31,492 WARN L191 SmtUtils]: Spent 15.99 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-20 00:05:31,684 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-09-20 00:05:31,843 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-20 00:05:32,118 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-20 00:05:32,404 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-20 00:05:50,625 WARN L191 SmtUtils]: Spent 18.10 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-20 00:05:59,600 WARN L191 SmtUtils]: Spent 8.97 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-20 00:06:31,908 WARN L191 SmtUtils]: Spent 32.27 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2019-09-20 00:06:48,032 WARN L191 SmtUtils]: Spent 16.12 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 00:07:15,362 WARN L191 SmtUtils]: Spent 27.23 s on a formula simplification. DAG size of input: 483 DAG size of output: 473 [2019-09-20 00:07:24,249 WARN L191 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:07:35,641 WARN L191 SmtUtils]: Spent 11.35 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-20 00:07:41,305 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-20 00:07:59,387 WARN L191 SmtUtils]: Spent 18.08 s on a formula simplification. DAG size of input: 477 DAG size of output: 472 [2019-09-20 00:08:08,311 WARN L191 SmtUtils]: Spent 8.92 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 00:08:26,420 WARN L191 SmtUtils]: Spent 18.11 s on a formula simplification. DAG size of input: 479 DAG size of output: 472 [2019-09-20 00:08:35,343 WARN L191 SmtUtils]: Spent 8.92 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 00:08:51,413 WARN L191 SmtUtils]: Spent 16.05 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-20 00:08:51,594 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-09-20 00:08:51,752 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-20 00:08:52,000 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-20 00:08:52,280 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-20 00:08:52,424 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 31 for LOIs [2019-09-20 00:08:52,554 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-20 00:08:52,768 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2019-09-20 00:08:52,982 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-20 00:08:53,218 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 00:08:53,460 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-20 00:08:53,726 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-20 00:08:54,009 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2019-09-20 00:08:54,300 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2019-09-20 00:08:54,594 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 00:08:54,908 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2019-09-20 00:08:55,009 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 00:08:55,220 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-09-20 00:08:55,561 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-20 00:08:55,676 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 00:08:55,895 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 00:08:56,287 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2019-09-20 00:08:56,480 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 00:08:56,762 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-20 00:08:56,765 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-20 00:08:56,767 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 00:08:56,791 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 00:08:56,792 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 00:08:56,794 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 576#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 00:08:56,803 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 00:08:56,803 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 00:08:56,805 INFO L168 Benchmark]: Toolchain (without parser) took 709664.95 ms. Allocated memory was 130.5 MB in the beginning and 132.1 MB in the end (delta: 1.6 MB). Free memory was 85.1 MB in the beginning and 77.3 MB in the end (delta: 7.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-20 00:08:56,807 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 00:08:56,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.25 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 84.9 MB in the beginning and 163.9 MB in the end (delta: -79.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-09-20 00:08:56,808 INFO L168 Benchmark]: Boogie Preprocessor took 95.69 ms. Allocated memory is still 198.7 MB. Free memory was 163.9 MB in the beginning and 159.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 00:08:56,809 INFO L168 Benchmark]: RCFGBuilder took 1547.85 ms. Allocated memory was 198.7 MB in the beginning and 218.6 MB in the end (delta: 19.9 MB). Free memory was 159.9 MB in the beginning and 146.4 MB in the end (delta: 13.5 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2019-09-20 00:08:56,810 INFO L168 Benchmark]: Sifa took 707329.41 ms. Allocated memory was 218.6 MB in the beginning and 132.1 MB in the end (delta: -86.5 MB). Free memory was 146.4 MB in the beginning and 77.3 MB in the end (delta: 69.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 00:08:56,814 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 130.5 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.25 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 84.9 MB in the beginning and 163.9 MB in the end (delta: -79.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.69 ms. Allocated memory is still 198.7 MB. Free memory was 163.9 MB in the beginning and 159.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1547.85 ms. Allocated memory was 198.7 MB in the beginning and 218.6 MB in the end (delta: 19.9 MB). Free memory was 159.9 MB in the beginning and 146.4 MB in the end (delta: 13.5 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. * Sifa took 707329.41 ms. Allocated memory was 218.6 MB in the beginning and 132.1 MB in the end (delta: -86.5 MB). Free memory was 146.4 MB in the beginning and 77.3 MB in the end (delta: 69.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 707294, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 285, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 190, TOOLS_POST_TIME[ms]: 29634, TOOLS_POST_CALL_APPLICATIONS: 83, TOOLS_POST_CALL_TIME[ms]: 305, TOOLS_POST_RETURN_APPLICATIONS: 74, TOOLS_POST_RETURN_TIME[ms]: 191, TOOLS_QUANTIFIERELIM_APPLICATIONS: 347, TOOLS_QUANTIFIERELIM_TIME[ms]: 29984, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29471, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 299, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 93, DOMAIN_JOIN_TIME[ms]: 625848, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 50585, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 77, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 499, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 542285, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 542284, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 74, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33853, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33852, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 438, DAG_COMPRESSION_RETAINED_NODES: 212 - UnprovableResult [Line: 916]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 576#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...