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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:34:16,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:34:16,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:34:16,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:34:16,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:34:16,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:34:16,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:34:16,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:34:16,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:34:16,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:34:16,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:34:16,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:34:16,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:34:16,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:34:16,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:34:16,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:34:16,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:34:16,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:34:16,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:34:16,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:34:16,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:34:16,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:34:16,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:34:16,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:34:16,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:34:16,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:34:16,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:34:16,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:34:16,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:34:16,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:34:16,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:34:16,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:34:16,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:34:16,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:34:16,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:34:16,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:34:16,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:34:16,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:34:16,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:34:16,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:34:16,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:34:16,189 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 [2019-09-21 08:34:16,204 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:34:16,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:34:16,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:34:16,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:34:16,206 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:34:16,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:34:16,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:34:16,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:34:16,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:34:16,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:34:16,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:34:16,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:34:16,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:34:16,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:34:16,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:34:16,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:34:16,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:34:16,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:34:16,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:34:16,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:34:16,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:34:16,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:34:16,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:34:16,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:34:16,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:34:16,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:34:16,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:34:16,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:34:16,210 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 -> 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_QUICK [2019-09-21 08:34:16,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:34:16,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:34:16,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:34:16,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:34:16,264 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:34:16,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2019-09-21 08:34:16,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48cf244ec/42e523831c774ca1a5273e0162d58d1e/FLAG8fc7a9e2e [2019-09-21 08:34:16,867 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:34:16,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2019-09-21 08:34:16,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48cf244ec/42e523831c774ca1a5273e0162d58d1e/FLAG8fc7a9e2e [2019-09-21 08:34:17,159 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48cf244ec/42e523831c774ca1a5273e0162d58d1e [2019-09-21 08:34:17,174 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:34:17,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:34:17,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:17,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:34:17,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:34:17,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:17" (1/1) ... [2019-09-21 08:34:17,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ad02aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:17, skipping insertion in model container [2019-09-21 08:34:17,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:17" (1/1) ... [2019-09-21 08:34:17,195 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:34:17,260 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:34:17,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:17,683 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:34:17,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:17,816 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:34:17,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:17 WrapperNode [2019-09-21 08:34:17,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:17,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:34:17,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:34:17,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:34:17,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:17" (1/1) ... [2019-09-21 08:34:17,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:17" (1/1) ... [2019-09-21 08:34:17,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:17" (1/1) ... [2019-09-21 08:34:17,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:17" (1/1) ... [2019-09-21 08:34:17,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:17" (1/1) ... [2019-09-21 08:34:17,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:17" (1/1) ... [2019-09-21 08:34:17,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:17" (1/1) ... [2019-09-21 08:34:17,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:34:17,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:34:17,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:34:17,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:34:17,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:17" (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 [2019-09-21 08:34:17,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:34:17,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:34:17,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:17,991 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:34:17,991 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:34:17,991 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:34:17,992 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:34:17,992 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:34:17,992 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:34:17,992 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:34:17,993 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:34:17,993 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:34:17,993 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:34:17,993 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:34:17,993 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:34:17,993 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:34:17,994 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:34:17,994 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:34:17,994 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:34:17,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:17,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:17,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:17,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:34:17,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:34:17,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:34:17,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:34:17,995 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:34:17,996 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:34:17,996 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:34:17,996 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:34:17,996 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:34:17,996 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:34:17,996 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:34:17,997 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:34:17,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:34:17,997 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:34:17,997 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:34:17,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:34:17,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-21 08:34:17,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:34:17,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:34:17,998 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:34:17,998 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:34:17,998 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:34:17,998 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:34:17,998 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:34:17,999 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:34:17,999 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:34:17,999 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:34:17,999 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:34:17,999 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:34:17,999 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:34:17,999 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:34:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:34:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:34:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:34:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:34:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:34:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:34:18,001 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:34:18,001 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-21 08:34:18,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:34:18,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:34:18,001 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:34:18,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:34:18,002 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:34:18,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:34:18,002 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:34:18,002 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:34:18,002 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:34:18,002 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:18,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:34:18,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:34:18,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:34:18,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:34:18,003 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:18,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:34:18,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:18,004 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:18,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:34:18,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:34:18,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:34:18,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:34:18,005 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:34:18,005 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:34:18,005 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:34:18,005 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:34:18,005 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:34:18,005 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:34:18,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:34:18,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:34:18,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:34:19,505 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:34:19,506 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:34:19,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:19 BoogieIcfgContainer [2019-09-21 08:34:19,507 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:34:19,508 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:34:19,508 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:34:19,508 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:34:19,510 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:19" (1/1) ... [2019-09-21 08:34:19,510 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:34:19,542 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:34:19,542 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:34:19,556 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:34:19,568 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:34:19,570 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:34:30,661 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:34:32,265 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:34:32,428 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:32,549 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:32,680 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:32,696 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:34:32,738 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:34:32,744 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:34:32,907 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:34:33,031 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:34:33,572 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:34:33,935 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:34:34,219 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:34:34,481 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:34:34,826 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:35,252 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:35,916 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:36,220 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:36,363 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:34:36,841 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:34:37,034 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:34:37,171 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-21 08:34:37,994 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-21 08:34:38,247 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:34:38,528 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-21 08:34:38,821 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:34:39,177 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 532 [2019-09-21 08:34:39,401 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 532 [2019-09-21 08:34:39,979 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-21 08:34:40,131 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:34:40,304 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-21 08:34:40,490 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:34:40,807 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 532 [2019-09-21 08:34:41,028 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 532 [2019-09-21 08:34:41,309 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-21 08:34:41,330 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:34:41,339 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 17 for LOIs [2019-09-21 08:34:41,344 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 30 for LOIs [2019-09-21 08:34:41,346 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:34:41,346 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:34:41,348 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 666#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~pumpRunning~0 0)) [2019-09-21 08:34:41,360 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:34:41,360 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:34:41,362 INFO L168 Benchmark]: Toolchain (without parser) took 24186.65 ms. Allocated memory was 138.9 MB in the beginning and 688.4 MB in the end (delta: 549.5 MB). Free memory was 84.8 MB in the beginning and 131.2 MB in the end (delta: -46.3 MB). Peak memory consumption was 503.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:41,363 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory is still 104.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:34:41,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.75 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 84.8 MB in the beginning and 163.5 MB in the end (delta: -78.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:41,365 INFO L168 Benchmark]: Boogie Preprocessor took 102.48 ms. Allocated memory is still 198.7 MB. Free memory was 163.5 MB in the beginning and 159.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:41,366 INFO L168 Benchmark]: RCFGBuilder took 1586.97 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 159.9 MB in the beginning and 142.4 MB in the end (delta: 17.5 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:41,367 INFO L168 Benchmark]: Sifa took 21852.41 ms. Allocated memory was 221.8 MB in the beginning and 688.4 MB in the end (delta: 466.6 MB). Free memory was 142.4 MB in the beginning and 131.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 477.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:41,373 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 138.9 MB. Free memory is still 104.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 638.75 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 84.8 MB in the beginning and 163.5 MB in the end (delta: -78.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.48 ms. Allocated memory is still 198.7 MB. Free memory was 163.5 MB in the beginning and 159.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1586.97 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 159.9 MB in the beginning and 142.4 MB in the end (delta: 17.5 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. * Sifa took 21852.41 ms. Allocated memory was 221.8 MB in the beginning and 688.4 MB in the end (delta: 466.6 MB). Free memory was 142.4 MB in the beginning and 131.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 477.8 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]: 21807, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 295, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 195, TOOLS_POST_TIME[ms]: 12936, TOOLS_POST_CALL_APPLICATIONS: 82, TOOLS_POST_CALL_TIME[ms]: 180, TOOLS_POST_RETURN_APPLICATIONS: 73, TOOLS_POST_RETURN_TIME[ms]: 111, TOOLS_QUANTIFIERELIM_APPLICATIONS: 350, TOOLS_QUANTIFIERELIM_TIME[ms]: 13096, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12790, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 302, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 105, DOMAIN_JOIN_TIME[ms]: 7969, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 27, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 66, DOMAIN_ISBOTTOM_TIME[ms]: 400, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3910, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3909, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 73, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13262, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13261, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 538, DAG_COMPRESSION_RETAINED_NODES: 228 - UnprovableResult [Line: 715]: 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 666#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...