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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:34:32,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:34:32,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:34:32,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:34:32,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:34:32,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:34:32,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:34:32,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:34:32,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:34:32,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:34:32,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:34:32,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:34:32,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:34:32,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:34:32,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:34:32,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:34:32,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:34:32,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:34:32,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:34:32,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:34:32,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:34:32,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:34:32,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:34:32,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:34:32,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:34:32,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:34:32,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:34:32,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:34:32,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:34:32,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:34:32,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:34:32,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:34:32,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:34:32,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:34:32,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:34:32,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:34:32,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:34:32,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:34:32,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:34:32,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:34:32,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:34:32,194 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 [2019-09-20 22:34:32,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:34:32,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:34:32,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:34:32,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:34:32,219 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:34:32,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:34:32,219 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:34:32,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:34:32,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:34:32,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:34:32,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:34:32,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:34:32,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:34:32,221 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:34:32,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:34:32,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:34:32,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:34:32,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:34:32,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:34:32,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:34:32,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:34:32,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:34:32,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:34:32,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:34:32,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:34:32,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:34:32,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:34:32,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:34:32,224 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:34:32,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:34:32,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:34:32,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:34:32,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:34:32,306 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:34:32,306 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2019-09-20 22:34:32,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09439e46f/f385e4ae52d4429299db5443af854110/FLAGa95f3325d [2019-09-20 22:34:32,841 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:34:32,842 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2019-09-20 22:34:32,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09439e46f/f385e4ae52d4429299db5443af854110/FLAGa95f3325d [2019-09-20 22:34:33,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09439e46f/f385e4ae52d4429299db5443af854110 [2019-09-20 22:34:33,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:34:33,157 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:34:33,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:34:33,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:34:33,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:34:33,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:34:33" (1/1) ... [2019-09-20 22:34:33,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f28fe78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:33, skipping insertion in model container [2019-09-20 22:34:33,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:34:33" (1/1) ... [2019-09-20 22:34:33,173 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:34:33,215 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:34:33,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:34:33,663 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:34:33,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:34:33,801 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:34:33,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:33 WrapperNode [2019-09-20 22:34:33,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:34:33,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:34:33,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:34:33,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:34:33,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:33" (1/1) ... [2019-09-20 22:34:33,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:33" (1/1) ... [2019-09-20 22:34:33,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:33" (1/1) ... [2019-09-20 22:34:33,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:33" (1/1) ... [2019-09-20 22:34:33,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:33" (1/1) ... [2019-09-20 22:34:33,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:33" (1/1) ... [2019-09-20 22:34:33,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:33" (1/1) ... [2019-09-20 22:34:33,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:34:33,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:34:33,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:34:33,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:34:33,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:33" (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 [2019-09-20 22:34:34,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:34:34,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:34:34,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 22:34:34,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 22:34:34,035 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 22:34:34,035 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 22:34:34,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 22:34:34,036 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 22:34:34,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 22:34:34,037 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 22:34:34,037 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 22:34:34,038 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 22:34:34,038 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 22:34:34,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 22:34:34,038 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 22:34:34,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 22:34:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 22:34:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:34:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 22:34:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 22:34:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 22:34:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 22:34:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 22:34:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 22:34:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 22:34:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 22:34:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 22:34:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 22:34:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 22:34:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 22:34:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 22:34:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 22:34:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 22:34:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 22:34:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 22:34:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 22:34:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 22:34:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:34:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:34:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 22:34:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 22:34:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 22:34:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 22:34:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 22:34:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 22:34:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 22:34:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:34:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 22:34:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 22:34:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 22:34:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 22:34:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 22:34:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 22:34:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 22:34:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 22:34:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 22:34:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 22:34:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 22:34:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:34:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 22:34:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:34:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 22:34:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 22:34:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:34:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:34:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:34:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:34:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 22:34:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:34:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 22:34:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 22:34:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:34:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 22:34:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 22:34:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 22:34:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 22:34:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 22:34:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 22:34:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 22:34:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 22:34:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 22:34:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 22:34:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 22:34:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 22:34:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 22:34:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:34:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:34:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:34:35,543 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:34:35,543 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 22:34:35,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:34:35 BoogieIcfgContainer [2019-09-20 22:34:35,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:34:35,545 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:34:35,545 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:34:35,546 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:34:35,547 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:34:35" (1/1) ... [2019-09-20 22:34:35,547 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-20 22:34:35,578 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:34:35,579 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:34:35,589 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:34:35,599 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:34:35,601 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:34:57,838 WARN L191 SmtUtils]: Spent 12.16 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 22:34:59,351 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 22:35:03,144 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-20 22:35:04,902 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 22:35:06,636 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 22:35:06,661 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 13 for LOIs [2019-09-20 22:35:06,694 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 13 for LOIs [2019-09-20 22:35:06,704 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 13 for LOIs [2019-09-20 22:35:07,576 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 22:35:07,611 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 22:35:07,621 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-20 22:35:07,638 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-20 22:35:07,642 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:35:07,642 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:35:07,644 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 645#true [2019-09-20 22:35:07,658 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:35:07,658 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:35:07,661 INFO L168 Benchmark]: Toolchain (without parser) took 34503.00 ms. Allocated memory was 143.1 MB in the beginning and 404.8 MB in the end (delta: 261.6 MB). Free memory was 88.2 MB in the beginning and 352.2 MB in the end (delta: -264.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 22:35:07,662 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 143.1 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:35:07,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.22 ms. Allocated memory was 143.1 MB in the beginning and 202.9 MB in the end (delta: 59.8 MB). Free memory was 88.0 MB in the beginning and 169.8 MB in the end (delta: -81.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:35:07,666 INFO L168 Benchmark]: Boogie Preprocessor took 150.12 ms. Allocated memory is still 202.9 MB. Free memory was 169.8 MB in the beginning and 165.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 22:35:07,672 INFO L168 Benchmark]: RCFGBuilder took 1590.67 ms. Allocated memory was 202.9 MB in the beginning and 233.8 MB in the end (delta: 30.9 MB). Free memory was 165.4 MB in the beginning and 154.3 MB in the end (delta: 11.1 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:35:07,673 INFO L168 Benchmark]: Sifa took 32113.15 ms. Allocated memory was 233.8 MB in the beginning and 404.8 MB in the end (delta: 170.9 MB). Free memory was 154.3 MB in the beginning and 352.2 MB in the end (delta: -197.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 22:35:07,681 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 143.1 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 645.22 ms. Allocated memory was 143.1 MB in the beginning and 202.9 MB in the end (delta: 59.8 MB). Free memory was 88.0 MB in the beginning and 169.8 MB in the end (delta: -81.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 150.12 ms. Allocated memory is still 202.9 MB. Free memory was 169.8 MB in the beginning and 165.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1590.67 ms. Allocated memory was 202.9 MB in the beginning and 233.8 MB in the end (delta: 30.9 MB). Free memory was 165.4 MB in the beginning and 154.3 MB in the end (delta: 11.1 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. * Sifa took 32113.15 ms. Allocated memory was 233.8 MB in the beginning and 404.8 MB in the end (delta: 170.9 MB). Free memory was 154.3 MB in the beginning and 352.2 MB in the end (delta: -197.9 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]: 32066, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 210, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 135, TOOLS_POST_TIME[ms]: 27467, TOOLS_POST_CALL_APPLICATIONS: 62, TOOLS_POST_CALL_TIME[ms]: 69, TOOLS_POST_RETURN_APPLICATIONS: 53, TOOLS_POST_RETURN_TIME[ms]: 28, TOOLS_QUANTIFIERELIM_APPLICATIONS: 250, TOOLS_QUANTIFIERELIM_TIME[ms]: 27507, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27437, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 212, FLUID_YES_ANSWERS: 212, DOMAIN_JOIN_APPLICATIONS: 83, DOMAIN_JOIN_TIME[ms]: 3955, DOMAIN_ALPHA_APPLICATIONS: 212, DOMAIN_ALPHA_TIME[ms]: 332, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 69, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 412, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 411, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 53, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31202, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31201, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 767, DAG_COMPRESSION_RETAINED_NODES: 258 - UnprovableResult [Line: 890]: 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 645#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...