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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 12:25:46,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 12:25:46,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 12:25:46,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 12:25:46,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 12:25:46,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 12:25:46,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 12:25:46,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 12:25:46,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 12:25:46,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 12:25:46,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 12:25:46,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 12:25:46,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 12:25:46,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 12:25:46,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 12:25:46,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 12:25:46,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 12:25:46,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 12:25:46,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 12:25:46,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 12:25:46,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 12:25:46,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 12:25:46,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 12:25:46,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 12:25:46,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 12:25:46,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 12:25:46,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 12:25:46,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 12:25:46,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 12:25:46,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 12:25:46,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 12:25:46,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 12:25:46,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 12:25:46,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 12:25:46,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 12:25:46,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 12:25:46,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 12:25:46,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 12:25:46,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 12:25:46,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 12:25:46,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 12:25:46,156 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 [2019-09-18 12:25:46,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 12:25:46,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 12:25:46,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 12:25:46,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 12:25:46,172 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 12:25:46,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 12:25:46,172 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 12:25:46,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 12:25:46,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 12:25:46,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 12:25:46,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 12:25:46,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 12:25:46,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 12:25:46,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 12:25:46,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 12:25:46,174 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 12:25:46,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 12:25:46,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 12:25:46,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 12:25:46,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 12:25:46,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 12:25:46,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 12:25:46,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 12:25:46,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 12:25:46,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 12:25:46,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 12:25:46,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 12:25:46,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 12:25:46,177 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 -> SingleStatement 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 12:25:46,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 12:25:46,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 12:25:46,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 12:25:46,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 12:25:46,235 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 12:25:46,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c [2019-09-18 12:25:46,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1917a204e/0aa7c5a961d44346849841801b5c6ff7/FLAGb8dc04d65 [2019-09-18 12:25:46,808 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 12:25:46,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c [2019-09-18 12:25:46,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1917a204e/0aa7c5a961d44346849841801b5c6ff7/FLAGb8dc04d65 [2019-09-18 12:25:47,127 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1917a204e/0aa7c5a961d44346849841801b5c6ff7 [2019-09-18 12:25:47,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 12:25:47,139 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 12:25:47,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 12:25:47,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 12:25:47,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 12:25:47,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:25:47" (1/1) ... [2019-09-18 12:25:47,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:25:47, skipping insertion in model container [2019-09-18 12:25:47,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:25:47" (1/1) ... [2019-09-18 12:25:47,154 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 12:25:47,204 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 12:25:47,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:25:47,711 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 12:25:47,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:25:47,833 INFO L192 MainTranslator]: Completed translation [2019-09-18 12:25:47,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:25:47 WrapperNode [2019-09-18 12:25:47,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 12:25:47,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 12:25:47,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 12:25:47,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 12:25:47,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:25:47" (1/1) ... [2019-09-18 12:25:47,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:25:47" (1/1) ... [2019-09-18 12:25:47,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:25:47" (1/1) ... [2019-09-18 12:25:47,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:25:47" (1/1) ... [2019-09-18 12:25:47,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:25:47" (1/1) ... [2019-09-18 12:25:47,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:25:47" (1/1) ... [2019-09-18 12:25:47,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:25:47" (1/1) ... [2019-09-18 12:25:47,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 12:25:47,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 12:25:47,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 12:25:47,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 12:25:47,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:25:47" (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 [2019-09-18 12:25:47,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 12:25:47,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 12:25:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 12:25:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 12:25:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 12:25:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 12:25:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 12:25:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 12:25:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 12:25:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 12:25:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 12:25:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 12:25:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 12:25:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 12:25:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 12:25:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 12:25:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 12:25:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 12:25:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 12:25:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 12:25:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 12:25:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 12:25:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 12:25:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 12:25:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 12:25:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 12:25:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 12:25:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 12:25:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 12:25:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 12:25:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 12:25:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 12:25:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 12:25:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 12:25:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 12:25:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 12:25:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 12:25:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 12:25:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 12:25:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 12:25:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 12:25:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 12:25:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 12:25:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 12:25:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 12:25:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 12:25:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 12:25:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 12:25:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 12:25:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 12:25:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 12:25:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 12:25:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 12:25:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 12:25:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 12:25:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 12:25:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 12:25:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 12:25:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 12:25:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 12:25:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 12:25:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 12:25:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 12:25:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 12:25:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 12:25:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 12:25:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 12:25:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 12:25:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 12:25:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 12:25:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 12:25:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 12:25:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 12:25:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 12:25:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 12:25:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 12:25:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 12:25:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 12:25:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 12:25:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 12:25:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 12:25:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 12:25:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 12:25:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 12:25:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 12:25:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 12:25:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 12:25:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 12:25:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 12:25:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 12:25:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 12:25:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 12:25:49,269 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 12:25:49,270 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 12:25:49,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:25:49 BoogieIcfgContainer [2019-09-18 12:25:49,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 12:25:49,272 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 12:25:49,272 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 12:25:49,273 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 12:25:49,274 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:25:49" (1/1) ... [2019-09-18 12:25:49,274 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ 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=SizeLimitFluid [2019-09-18 12:25:49,299 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 12:25:49,299 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 12:25:49,317 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 12:25:49,325 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 12:25:49,326 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 12:25:49,954 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2019-09-18 12:25:50,130 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-18 12:25:50,423 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-09-18 12:25:50,667 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 80 [2019-09-18 12:25:51,059 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 122 [2019-09-18 12:25:51,521 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 119 [2019-09-18 12:25:52,108 WARN L191 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 141 [2019-09-18 12:25:52,648 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 138 [2019-09-18 12:25:53,426 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 163 [2019-09-18 12:25:54,206 WARN L191 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 162 [2019-09-18 12:25:55,221 WARN L191 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 182 [2019-09-18 12:25:55,981 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2019-09-18 12:25:57,275 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 228 DAG size of output: 201 [2019-09-18 12:25:58,254 WARN L191 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 198 [2019-09-18 12:25:59,842 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2019-09-18 12:26:00,939 WARN L191 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 208 [2019-09-18 12:26:03,008 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 290 DAG size of output: 244 [2019-09-18 12:26:04,239 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 277 DAG size of output: 239 [2019-09-18 12:26:06,757 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 322 DAG size of output: 271 [2019-09-18 12:26:06,983 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 12:26:08,426 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 318 DAG size of output: 272 [2019-09-18 12:26:08,830 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 12:26:11,369 WARN L191 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 360 DAG size of output: 289 [2019-09-18 12:26:13,098 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 324 DAG size of output: 286 [2019-09-18 12:26:13,744 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 12:26:16,873 WARN L191 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 373 DAG size of output: 308 [2019-09-18 12:26:18,713 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 350 DAG size of output: 303 [2019-09-18 12:26:19,461 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 12:26:23,125 WARN L191 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 427 DAG size of output: 317 [2019-09-18 12:26:25,130 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 362 DAG size of output: 312 [2019-09-18 12:26:26,191 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-18 12:26:30,585 WARN L191 SmtUtils]: Spent 4.38 s on a formula simplification. DAG size of input: 490 DAG size of output: 326 [2019-09-18 12:26:32,756 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 365 DAG size of output: 321 [2019-09-18 12:26:34,114 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-09-18 12:26:39,025 WARN L191 SmtUtils]: Spent 4.90 s on a formula simplification. DAG size of input: 568 DAG size of output: 334 [2019-09-18 12:26:39,327 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 12:26:41,376 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 379 DAG size of output: 331 [2019-09-18 12:26:43,247 WARN L191 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2019-09-18 12:26:49,224 WARN L191 SmtUtils]: Spent 5.97 s on a formula simplification. DAG size of input: 607 DAG size of output: 344 [2019-09-18 12:26:49,527 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 12:26:51,765 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 395 DAG size of output: 341 [2019-09-18 12:26:54,024 WARN L191 SmtUtils]: Spent 914.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2019-09-18 12:27:01,133 WARN L191 SmtUtils]: Spent 7.10 s on a formula simplification. DAG size of input: 720 DAG size of output: 354 [2019-09-18 12:27:01,468 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 12:27:03,867 WARN L191 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 419 DAG size of output: 351 [2019-09-18 12:27:06,492 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 12:27:15,121 WARN L191 SmtUtils]: Spent 8.61 s on a formula simplification. DAG size of input: 751 DAG size of output: 364 [2019-09-18 12:27:15,648 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-18 12:27:18,385 WARN L191 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 433 DAG size of output: 363 [2019-09-18 12:27:21,825 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 557 [2019-09-18 12:27:31,870 WARN L191 SmtUtils]: Spent 10.03 s on a formula simplification. DAG size of input: 806 DAG size of output: 376 [2019-09-18 12:27:32,317 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 12:27:35,159 WARN L191 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 449 DAG size of output: 375 [2019-09-18 12:27:39,191 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 631 [2019-09-18 12:27:51,018 WARN L191 SmtUtils]: Spent 11.81 s on a formula simplification. DAG size of input: 831 DAG size of output: 389 [2019-09-18 12:27:51,428 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 12:27:54,356 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 446 DAG size of output: 384 [2019-09-18 12:27:59,237 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 717 [2019-09-18 12:28:13,071 WARN L191 SmtUtils]: Spent 13.81 s on a formula simplification. DAG size of input: 953 DAG size of output: 397 [2019-09-18 12:28:13,636 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-09-18 12:28:16,936 WARN L191 SmtUtils]: Spent 3.29 s on a formula simplification. DAG size of input: 481 DAG size of output: 398 [2019-09-18 12:28:22,780 WARN L191 SmtUtils]: Spent 2.84 s on a formula simplification that was a NOOP. DAG size: 795 [2019-09-18 12:28:38,563 WARN L191 SmtUtils]: Spent 15.76 s on a formula simplification. DAG size of input: 962 DAG size of output: 411 [2019-09-18 12:28:39,151 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 12:28:42,641 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 499 DAG size of output: 412 [2019-09-18 12:28:49,729 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification that was a NOOP. DAG size: 877 [2019-09-18 12:29:07,834 WARN L191 SmtUtils]: Spent 18.07 s on a formula simplification. DAG size of input: 1071 DAG size of output: 425 [2019-09-18 12:29:08,424 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 12:29:12,286 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 510 DAG size of output: 422 [2019-09-18 12:29:14,001 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 12:29:15,700 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 12:29:15,715 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 12:29:15,769 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 12:29:15,773 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 12:29:26,867 WARN L191 SmtUtils]: Spent 10.95 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 12:29:32,352 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 12:29:59,662 WARN L191 SmtUtils]: Spent 27.24 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 12:30:08,812 WARN L191 SmtUtils]: Spent 9.15 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:30:41,548 WARN L191 SmtUtils]: Spent 32.62 s on a formula simplification. DAG size of input: 480 DAG size of output: 477 [2019-09-18 12:30:57,576 WARN L191 SmtUtils]: Spent 16.03 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 12:31:20,736 WARN L191 SmtUtils]: Spent 23.11 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-18 12:31:21,737 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 30 [2019-09-18 12:31:22,088 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-18 12:31:22,626 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-18 12:31:22,766 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 12:31:22,961 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 12:31:23,753 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-18 12:31:24,318 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-18 12:31:24,457 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 12:31:24,679 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 12:31:25,015 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-18 12:31:25,579 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2019-09-18 12:31:25,716 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 12:31:25,898 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-18 12:31:26,172 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 12:31:26,183 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 22 for LOIs [2019-09-18 12:31:26,720 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-18 12:31:26,796 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 12:31:26,902 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-18 12:31:26,905 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-18 12:31:26,928 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 12:31:26,928 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 12:31:26,930 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 631#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-18 12:31:26,953 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 12:31:26,954 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 12:31:26,955 INFO L168 Benchmark]: Toolchain (without parser) took 339816.33 ms. Allocated memory was 137.9 MB in the beginning and 144.2 MB in the end (delta: 6.3 MB). Free memory was 84.0 MB in the beginning and 54.4 MB in the end (delta: 29.6 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. [2019-09-18 12:31:26,957 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 12:31:26,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.55 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 83.8 MB in the beginning and 163.7 MB in the end (delta: -79.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-18 12:31:26,962 INFO L168 Benchmark]: Boogie Preprocessor took 93.29 ms. Allocated memory is still 197.7 MB. Free memory was 163.7 MB in the beginning and 159.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-18 12:31:26,962 INFO L168 Benchmark]: RCFGBuilder took 1343.21 ms. Allocated memory was 197.7 MB in the beginning and 218.1 MB in the end (delta: 20.4 MB). Free memory was 159.9 MB in the beginning and 173.5 MB in the end (delta: -13.6 MB). Peak memory consumption was 95.6 MB. Max. memory is 7.1 GB. [2019-09-18 12:31:26,963 INFO L168 Benchmark]: Sifa took 337681.67 ms. Allocated memory was 218.1 MB in the beginning and 144.2 MB in the end (delta: -73.9 MB). Free memory was 173.5 MB in the beginning and 54.4 MB in the end (delta: 119.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 7.1 GB. [2019-09-18 12:31:26,967 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.55 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 83.8 MB in the beginning and 163.7 MB in the end (delta: -79.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.29 ms. Allocated memory is still 197.7 MB. Free memory was 163.7 MB in the beginning and 159.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1343.21 ms. Allocated memory was 197.7 MB in the beginning and 218.1 MB in the end (delta: 20.4 MB). Free memory was 159.9 MB in the beginning and 173.5 MB in the end (delta: -13.6 MB). Peak memory consumption was 95.6 MB. Max. memory is 7.1 GB. * Sifa took 337681.67 ms. Allocated memory was 218.1 MB in the beginning and 144.2 MB in the end (delta: -73.9 MB). Free memory was 173.5 MB in the beginning and 54.4 MB in the end (delta: 119.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 337632, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 403, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 325, TOOLS_POST_TIME[ms]: 202944, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 128, TOOLS_POST_RETURN_APPLICATIONS: 55, TOOLS_POST_RETURN_TIME[ms]: 75, TOOLS_QUANTIFIERELIM_APPLICATIONS: 443, TOOLS_QUANTIFIERELIM_TIME[ms]: 203016, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29644, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 409, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 74, DOMAIN_JOIN_TIME[ms]: 133714, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 5, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 391, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 195, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 127833, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 127833, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 55, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 207366, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 207365, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 644, DAG_COMPRESSION_RETAINED_NODES: 394 - UnprovableResult [Line: 44]: 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 631#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...