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_spec4_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:39:34,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:39:34,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:39:35,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:39:35,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:39:35,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:39:35,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:39:35,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:39:35,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:39:35,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:39:35,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:39:35,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:39:35,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:39:35,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:39:35,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:39:35,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:39:35,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:39:35,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:39:35,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:39:35,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:39:35,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:39:35,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:39:35,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:39:35,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:39:35,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:39:35,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:39:35,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:39:35,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:39:35,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:39:35,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:39:35,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:39:35,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:39:35,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:39:35,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:39:35,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:39:35,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:39:35,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:39:35,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:39:35,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:39:35,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:39:35,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:39:35,069 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 19:39:35,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:39:35,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:39:35,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:39:35,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:39:35,106 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:39:35,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:39:35,106 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:39:35,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:39:35,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:39:35,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:39:35,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:39:35,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:39:35,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:39:35,109 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:39:35,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:39:35,110 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:39:35,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:39:35,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:39:35,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:39:35,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:39:35,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:39:35,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:39:35,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:39:35,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:39:35,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:39:35,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:39:35,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:39:35,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:39:35,115 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 19:39:35,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:39:35,189 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:39:35,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:39:35,193 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:39:35,193 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:39:35,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2019-09-16 19:39:35,250 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92ae5e80f/933ed4687b67404cba2f2840ec1515f6/FLAGf92f0b3a6 [2019-09-16 19:39:35,769 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:39:35,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2019-09-16 19:39:35,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92ae5e80f/933ed4687b67404cba2f2840ec1515f6/FLAGf92f0b3a6 [2019-09-16 19:39:36,120 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92ae5e80f/933ed4687b67404cba2f2840ec1515f6 [2019-09-16 19:39:36,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:39:36,132 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:39:36,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:39:36,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:39:36,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:39:36,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:39:36" (1/1) ... [2019-09-16 19:39:36,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e04810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:36, skipping insertion in model container [2019-09-16 19:39:36,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:39:36" (1/1) ... [2019-09-16 19:39:36,147 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:39:36,210 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:39:36,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:39:36,589 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:39:36,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:39:36,733 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:39:36,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:36 WrapperNode [2019-09-16 19:39:36,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:39:36,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:39:36,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:39:36,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:39:36,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:36" (1/1) ... [2019-09-16 19:39:36,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:36" (1/1) ... [2019-09-16 19:39:36,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:36" (1/1) ... [2019-09-16 19:39:36,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:36" (1/1) ... [2019-09-16 19:39:36,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:36" (1/1) ... [2019-09-16 19:39:36,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:36" (1/1) ... [2019-09-16 19:39:36,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:36" (1/1) ... [2019-09-16 19:39:36,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:39:36,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:39:36,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:39:36,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:39:36,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:36" (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 19:39:36,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:39:36,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:39:36,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:39:36,880 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:39:36,880 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:39:36,880 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:39:36,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:39:36,881 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:39:36,881 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:39:36,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 19:39:36,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:39:36,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:39:36,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:39:36,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:39:36,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:39:36,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:39:36,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:39:36,882 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:39:36,883 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:39:36,883 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:39:36,883 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:39:36,883 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:39:36,883 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:39:36,883 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 19:39:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 19:39:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:39:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:39:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:39:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:39:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:39:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:39:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:39:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 19:39:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:39:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:39:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:39:36,886 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:39:36,886 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:39:36,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:39:36,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:39:36,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:39:36,886 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:39:36,887 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:39:36,887 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:39:36,887 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:39:36,887 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:39:36,887 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:39:36,887 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:39:36,887 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 19:39:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:39:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:39:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:39:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:39:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:39:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:39:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:39:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:39:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:39:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:39:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:39:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:39:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:39:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:39:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:39:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:39:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:39:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:39:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:39:36,890 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:39:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:39:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:39:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:39:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:39:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:39:36,891 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:39:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:39:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:39:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:39:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:39:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:39:36,892 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 19:39:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 19:39:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 19:39:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:39:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:39:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:39:36,893 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:39:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:39:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:39:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:39:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:39:36,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:39:38,476 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:39:38,476 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:39:38,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:39:38 BoogieIcfgContainer [2019-09-16 19:39:38,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:39:38,478 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:39:38,479 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:39:38,479 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:39:38,480 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:39:38" (1/1) ... [2019-09-16 19:39:38,481 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 19:39:38,503 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:39:38,504 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:39:38,512 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:39:38,521 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:39:38,523 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:39:58,490 WARN L191 SmtUtils]: Spent 11.41 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:40:00,125 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:40:03,926 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 19:40:05,722 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:40:07,430 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:40:07,447 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-16 19:40:07,510 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-16 19:40:07,516 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-16 19:40:18,963 WARN L191 SmtUtils]: Spent 11.26 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-16 19:40:24,640 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-16 19:40:35,767 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-16 19:40:41,301 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-16 19:40:59,235 WARN L191 SmtUtils]: Spent 17.84 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-09-16 19:41:08,110 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:41:20,285 WARN L191 SmtUtils]: Spent 11.40 s on a formula simplification. DAG size of input: 472 DAG size of output: 465 [2019-09-16 19:41:25,950 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 19:41:31,661 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:41:37,217 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:41:48,233 WARN L191 SmtUtils]: Spent 11.01 s on a formula simplification. DAG size of input: 472 DAG size of output: 463 [2019-09-16 19:41:53,800 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:42:04,798 WARN L191 SmtUtils]: Spent 11.00 s on a formula simplification. DAG size of input: 472 DAG size of output: 463 [2019-09-16 19:42:10,327 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:42:22,749 WARN L191 SmtUtils]: Spent 12.40 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-16 19:42:23,053 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-16 19:42:23,456 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2019-09-16 19:42:23,718 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2019-09-16 19:42:41,715 WARN L191 SmtUtils]: Spent 17.70 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-09-16 19:42:50,550 WARN L191 SmtUtils]: Spent 8.83 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:43:01,957 WARN L191 SmtUtils]: Spent 11.34 s on a formula simplification. DAG size of input: 472 DAG size of output: 465 [2019-09-16 19:43:07,660 WARN L191 SmtUtils]: Spent 5.70 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 19:43:13,400 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:43:18,940 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:43:33,290 WARN L191 SmtUtils]: Spent 14.35 s on a formula simplification. DAG size of input: 472 DAG size of output: 461 [2019-09-16 19:43:38,861 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:43:53,177 WARN L191 SmtUtils]: Spent 14.31 s on a formula simplification. DAG size of input: 472 DAG size of output: 461 [2019-09-16 19:43:58,712 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:44:11,230 WARN L191 SmtUtils]: Spent 12.50 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-16 19:44:11,378 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-16 19:44:11,783 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2019-09-16 19:44:12,050 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2019-09-16 19:44:12,146 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 22 for LOIs [2019-09-16 19:44:12,591 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2019-09-16 19:44:12,829 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2019-09-16 19:44:13,132 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-16 19:44:13,413 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-16 19:44:13,504 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-16 19:44:13,589 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-16 19:44:13,593 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-16 19:44:13,613 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 19:44:13,614 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 19:44:13,616 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 428#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-16 19:44:13,628 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 19:44:13,628 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 19:44:13,630 INFO L168 Benchmark]: Toolchain (without parser) took 277498.14 ms. Allocated memory was 130.0 MB in the beginning and 147.8 MB in the end (delta: 17.8 MB). Free memory was 84.9 MB in the beginning and 78.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-09-16 19:44:13,631 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 130.0 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 19:44:13,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.23 ms. Allocated memory was 130.0 MB in the beginning and 197.1 MB in the end (delta: 67.1 MB). Free memory was 84.7 MB in the beginning and 160.2 MB in the end (delta: -75.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-16 19:44:13,632 INFO L168 Benchmark]: Boogie Preprocessor took 84.91 ms. Allocated memory is still 197.1 MB. Free memory was 159.5 MB in the beginning and 155.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-16 19:44:13,633 INFO L168 Benchmark]: RCFGBuilder took 1658.88 ms. Allocated memory was 197.1 MB in the beginning and 216.0 MB in the end (delta: 18.9 MB). Free memory was 155.3 MB in the beginning and 139.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 93.0 MB. Max. memory is 7.1 GB. [2019-09-16 19:44:13,634 INFO L168 Benchmark]: Sifa took 275149.71 ms. Allocated memory was 216.0 MB in the beginning and 147.8 MB in the end (delta: -68.2 MB). Free memory was 139.3 MB in the beginning and 78.1 MB in the end (delta: 61.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 19:44:13,637 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 130.0 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 601.23 ms. Allocated memory was 130.0 MB in the beginning and 197.1 MB in the end (delta: 67.1 MB). Free memory was 84.7 MB in the beginning and 160.2 MB in the end (delta: -75.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.91 ms. Allocated memory is still 197.1 MB. Free memory was 159.5 MB in the beginning and 155.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1658.88 ms. Allocated memory was 197.1 MB in the beginning and 216.0 MB in the end (delta: 18.9 MB). Free memory was 155.3 MB in the beginning and 139.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 93.0 MB. Max. memory is 7.1 GB. * Sifa took 275149.71 ms. Allocated memory was 216.0 MB in the beginning and 147.8 MB in the end (delta: -68.2 MB). Free memory was 139.3 MB in the beginning and 78.1 MB in the end (delta: 61.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 275113, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 221, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 143, TOOLS_POST_TIME[ms]: 25442, TOOLS_POST_CALL_APPLICATIONS: 65, TOOLS_POST_CALL_TIME[ms]: 208, TOOLS_POST_RETURN_APPLICATIONS: 56, TOOLS_POST_RETURN_TIME[ms]: 105, TOOLS_QUANTIFIERELIM_APPLICATIONS: 264, TOOLS_QUANTIFIERELIM_TIME[ms]: 25647, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25330, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 229, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 70, DOMAIN_JOIN_TIME[ms]: 223307, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 25520, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 43, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 347, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 158597, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 158597, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 56, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29695, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29694, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 343, DAG_COMPRESSION_RETAINED_NODES: 199 - UnprovableResult [Line: 140]: 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 428#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...