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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 18:32:13,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 18:32:13,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 18:32:13,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 18:32:13,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 18:32:13,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 18:32:13,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 18:32:13,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 18:32:13,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 18:32:13,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 18:32:13,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 18:32:13,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 18:32:13,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 18:32:13,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 18:32:13,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 18:32:13,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 18:32:13,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 18:32:13,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 18:32:13,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 18:32:13,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 18:32:13,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 18:32:13,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 18:32:13,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 18:32:13,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 18:32:13,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 18:32:13,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 18:32:13,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 18:32:13,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 18:32:13,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 18:32:13,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 18:32:13,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 18:32:13,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 18:32:13,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 18:32:13,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 18:32:13,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 18:32:13,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 18:32:13,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 18:32:13,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 18:32:13,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 18:32:13,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 18:32:13,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 18:32:13,180 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 [2019-09-16 18:32:13,199 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 18:32:13,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 18:32:13,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 18:32:13,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 18:32:13,203 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 18:32:13,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 18:32:13,203 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 18:32:13,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 18:32:13,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 18:32:13,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 18:32:13,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 18:32:13,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 18:32:13,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 18:32:13,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 18:32:13,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 18:32:13,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 18:32:13,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 18:32:13,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 18:32:13,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 18:32:13,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 18:32:13,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 18:32:13,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 18:32:13,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 18:32:13,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 18:32:13,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 18:32:13,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 18:32:13,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 18:32:13,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 18:32:13,209 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_DDA [2019-09-16 18:32:13,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 18:32:13,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 18:32:13,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 18:32:13,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 18:32:13,262 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 18:32:13,262 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c [2019-09-16 18:32:13,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f2394c9b/039f15a6a4064d83a2ee95b1330486fd/FLAG1229155c4 [2019-09-16 18:32:13,838 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 18:32:13,839 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c [2019-09-16 18:32:13,853 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f2394c9b/039f15a6a4064d83a2ee95b1330486fd/FLAG1229155c4 [2019-09-16 18:32:14,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f2394c9b/039f15a6a4064d83a2ee95b1330486fd [2019-09-16 18:32:14,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 18:32:14,168 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 18:32:14,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 18:32:14,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 18:32:14,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 18:32:14,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:32:14" (1/1) ... [2019-09-16 18:32:14,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68236ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:32:14, skipping insertion in model container [2019-09-16 18:32:14,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:32:14" (1/1) ... [2019-09-16 18:32:14,182 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 18:32:14,252 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 18:32:14,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:32:14,641 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 18:32:14,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:32:14,804 INFO L192 MainTranslator]: Completed translation [2019-09-16 18:32:14,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:32:14 WrapperNode [2019-09-16 18:32:14,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 18:32:14,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 18:32:14,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 18:32:14,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 18:32:14,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:32:14" (1/1) ... [2019-09-16 18:32:14,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:32:14" (1/1) ... [2019-09-16 18:32:14,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:32:14" (1/1) ... [2019-09-16 18:32:14,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:32:14" (1/1) ... [2019-09-16 18:32:14,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:32:14" (1/1) ... [2019-09-16 18:32:14,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:32:14" (1/1) ... [2019-09-16 18:32:14,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:32:14" (1/1) ... [2019-09-16 18:32:14,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 18:32:14,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 18:32:14,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 18:32:14,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 18:32:14,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:32:14" (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 [2019-09-16 18:32:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 18:32:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 18:32:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 18:32:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 18:32:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 18:32:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 18:32:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 18:32:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 18:32:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 18:32:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 18:32:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 18:32:14,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 18:32:14,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 18:32:14,996 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 18:32:14,996 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 18:32:14,996 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 18:32:14,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 18:32:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 18:32:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 18:32:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 18:32:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 18:32:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 18:32:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 18:32:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 18:32:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 18:32:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 18:32:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 18:32:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-16 18:32:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 18:32:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 18:32:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 18:32:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 18:32:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 18:32:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 18:32:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-16 18:32:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 18:32:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 18:32:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 18:32:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 18:32:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 18:32:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 18:32:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 18:32:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 18:32:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 18:32:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 18:32:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 18:32:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 18:32:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 18:32:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 18:32:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 18:32:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 18:32:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 18:32:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 18:32:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 18:32:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 18:32:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 18:32:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 18:32:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 18:32:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 18:32:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 18:32:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 18:32:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 18:32:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 18:32:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 18:32:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 18:32:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 18:32:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 18:32:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 18:32:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 18:32:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 18:32:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 18:32:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 18:32:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 18:32:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 18:32:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 18:32:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 18:32:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 18:32:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-16 18:32:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 18:32:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-16 18:32:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 18:32:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 18:32:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 18:32:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 18:32:16,502 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 18:32:16,502 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 18:32:16,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:32:16 BoogieIcfgContainer [2019-09-16 18:32:16,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 18:32:16,505 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 18:32:16,505 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 18:32:16,505 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 18:32:16,506 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:32:16" (1/1) ... [2019-09-16 18:32:16,507 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 [2019-09-16 18:32:16,537 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 18:32:16,537 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 18:32:16,549 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 18:32:16,561 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 18:32:16,563 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 18:32:38,889 WARN L191 SmtUtils]: Spent 12.92 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 18:32:40,777 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 18:32:44,866 WARN L191 SmtUtils]: Spent 4.08 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 18:32:46,889 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 18:32:48,934 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 18:32:48,956 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 426 for LOIs [2019-09-16 18:32:49,029 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 426 for LOIs [2019-09-16 18:32:49,035 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 426 for LOIs [2019-09-16 18:33:00,477 WARN L191 SmtUtils]: Spent 11.29 s on a formula simplification. DAG size of input: 439 DAG size of output: 438 [2019-09-16 18:33:06,057 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-16 18:33:17,255 WARN L191 SmtUtils]: Spent 11.20 s on a formula simplification. DAG size of input: 439 DAG size of output: 438 [2019-09-16 18:33:22,717 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-16 18:33:41,004 WARN L191 SmtUtils]: Spent 18.22 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-16 18:33:50,124 WARN L191 SmtUtils]: Spent 9.12 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-16 18:34:13,430 WARN L191 SmtUtils]: Spent 22.98 s on a formula simplification. DAG size of input: 465 DAG size of output: 454 [2019-09-16 18:34:18,979 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 18:34:21,098 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 18:34:23,167 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 18:34:29,199 WARN L191 SmtUtils]: Spent 6.03 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-16 18:34:31,281 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-16 18:34:37,259 WARN L191 SmtUtils]: Spent 5.98 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-16 18:34:39,410 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-16 18:34:50,306 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 18:34:50,650 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-16 18:34:50,846 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-16 18:35:08,793 WARN L191 SmtUtils]: Spent 17.72 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-16 18:35:17,487 WARN L191 SmtUtils]: Spent 8.69 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-16 18:35:39,954 WARN L191 SmtUtils]: Spent 22.39 s on a formula simplification. DAG size of input: 465 DAG size of output: 454 [2019-09-16 18:35:45,518 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 18:35:47,571 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 18:35:49,583 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 18:36:00,405 WARN L191 SmtUtils]: Spent 10.82 s on a formula simplification. DAG size of input: 458 DAG size of output: 452 [2019-09-16 18:36:05,922 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 18:36:16,807 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification. DAG size of input: 458 DAG size of output: 452 [2019-09-16 18:36:22,410 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 18:36:34,537 WARN L191 SmtUtils]: Spent 12.11 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 18:36:34,860 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-16 18:36:35,058 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-16 18:36:35,124 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 16 for LOIs [2019-09-16 18:36:35,663 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-16 18:36:35,720 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-16 18:36:35,731 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-16 18:36:35,752 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 18:36:35,752 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 18:36:35,755 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 321#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-16 18:36:35,766 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 18:36:35,766 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 18:36:35,768 INFO L168 Benchmark]: Toolchain (without parser) took 261600.53 ms. Allocated memory was 131.1 MB in the beginning and 137.4 MB in the end (delta: 6.3 MB). Free memory was 85.8 MB in the beginning and 59.9 MB in the end (delta: 25.9 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. [2019-09-16 18:36:35,769 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 18:36:35,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.58 ms. Allocated memory was 131.1 MB in the beginning and 209.2 MB in the end (delta: 78.1 MB). Free memory was 85.6 MB in the beginning and 182.0 MB in the end (delta: -96.4 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-16 18:36:35,771 INFO L168 Benchmark]: Boogie Preprocessor took 119.25 ms. Allocated memory is still 209.2 MB. Free memory was 182.0 MB in the beginning and 178.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-16 18:36:35,772 INFO L168 Benchmark]: RCFGBuilder took 1578.39 ms. Allocated memory was 209.2 MB in the beginning and 274.2 MB in the end (delta: 65.0 MB). Free memory was 177.4 MB in the beginning and 231.3 MB in the end (delta: -53.9 MB). Peak memory consumption was 115.3 MB. Max. memory is 7.1 GB. [2019-09-16 18:36:35,773 INFO L168 Benchmark]: Sifa took 259261.76 ms. Allocated memory was 274.2 MB in the beginning and 137.4 MB in the end (delta: -136.8 MB). Free memory was 231.3 MB in the beginning and 59.9 MB in the end (delta: 171.4 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2019-09-16 18:36:35,776 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 131.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 637.58 ms. Allocated memory was 131.1 MB in the beginning and 209.2 MB in the end (delta: 78.1 MB). Free memory was 85.6 MB in the beginning and 182.0 MB in the end (delta: -96.4 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.25 ms. Allocated memory is still 209.2 MB. Free memory was 182.0 MB in the beginning and 178.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1578.39 ms. Allocated memory was 209.2 MB in the beginning and 274.2 MB in the end (delta: 65.0 MB). Free memory was 177.4 MB in the beginning and 231.3 MB in the end (delta: -53.9 MB). Peak memory consumption was 115.3 MB. Max. memory is 7.1 GB. * Sifa took 259261.76 ms. Allocated memory was 274.2 MB in the beginning and 137.4 MB in the end (delta: -136.8 MB). Free memory was 231.3 MB in the beginning and 59.9 MB in the end (delta: 171.4 MB). Peak memory consumption was 34.6 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]: 259218, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 168, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 109, TOOLS_POST_TIME[ms]: 28310, TOOLS_POST_CALL_APPLICATIONS: 47, TOOLS_POST_CALL_TIME[ms]: 236, TOOLS_POST_RETURN_APPLICATIONS: 38, TOOLS_POST_RETURN_TIME[ms]: 83, TOOLS_QUANTIFIERELIM_APPLICATIONS: 194, TOOLS_QUANTIFIERELIM_TIME[ms]: 28532, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28212, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 176, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 53, DOMAIN_JOIN_TIME[ms]: 206899, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 23244, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 38, DOMAIN_ISBOTTOM_APPLICATIONS: 25, DOMAIN_ISBOTTOM_TIME[ms]: 239, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 138917, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 138916, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 38, CALL_SUMMARIZER_CACHE_MISSES: 15, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32554, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32553, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 279, DAG_COMPRESSION_RETAINED_NODES: 159 - UnprovableResult [Line: 534]: 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 321#(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...