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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:56:06,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:56:06,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:56:06,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:56:06,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:56:06,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:56:06,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:56:06,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:56:06,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:56:06,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:56:06,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:56:06,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:56:06,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:56:06,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:56:06,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:56:06,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:56:06,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:56:06,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:56:06,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:56:06,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:56:06,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:56:06,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:56:06,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:56:06,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:56:06,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:56:06,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:56:06,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:56:06,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:56:06,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:56:06,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:56:06,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:56:06,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:56:06,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:56:06,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:56:06,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:56:06,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:56:06,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:56:06,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:56:06,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:56:06,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:56:06,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:56:06,190 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 [2019-10-15 06:56:06,212 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:56:06,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:56:06,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:56:06,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:56:06,215 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:56:06,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:56:06,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:56:06,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:56:06,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:56:06,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:56:06,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:56:06,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:56:06,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:56:06,218 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:56:06,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:56:06,219 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:56:06,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:56:06,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:56:06,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:56:06,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:56:06,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:56:06,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:56:06,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:56:06,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:56:06,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:56:06,221 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:56:06,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:56:06,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:56:06,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:56:06,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:56:06,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:56:06,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:56:06,539 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:56:06,540 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:56:06,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2019-10-15 06:56:06,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8dc02634/7283132b5ade4b8aa1c535de420d3507/FLAG534e38e95 [2019-10-15 06:56:07,101 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:56:07,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2019-10-15 06:56:07,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8dc02634/7283132b5ade4b8aa1c535de420d3507/FLAG534e38e95 [2019-10-15 06:56:07,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8dc02634/7283132b5ade4b8aa1c535de420d3507 [2019-10-15 06:56:07,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:56:07,437 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:56:07,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:56:07,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:56:07,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:56:07,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:07" (1/1) ... [2019-10-15 06:56:07,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c65c842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:07, skipping insertion in model container [2019-10-15 06:56:07,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:07" (1/1) ... [2019-10-15 06:56:07,448 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:56:07,504 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:56:07,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:56:07,970 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:56:08,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:56:08,111 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:56:08,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:08 WrapperNode [2019-10-15 06:56:08,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:56:08,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:56:08,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:56:08,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:56:08,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:08" (1/1) ... [2019-10-15 06:56:08,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:08" (1/1) ... [2019-10-15 06:56:08,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:08" (1/1) ... [2019-10-15 06:56:08,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:08" (1/1) ... [2019-10-15 06:56:08,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:08" (1/1) ... [2019-10-15 06:56:08,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:08" (1/1) ... [2019-10-15 06:56:08,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:08" (1/1) ... [2019-10-15 06:56:08,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:56:08,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:56:08,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:56:08,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:56:08,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:08" (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 [2019-10-15 06:56:08,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:56:08,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:56:08,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:56:08,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 06:56:08,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 06:56:08,322 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:56:08,322 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:56:08,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:56:08,323 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:56:08,323 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:56:08,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:56:08,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:56:08,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:56:08,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:56:08,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:56:08,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:56:08,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:56:08,328 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:56:08,329 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:56:08,329 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:56:08,329 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:56:08,329 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:56:08,329 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:56:08,329 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:56:08,329 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:56:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:56:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:56:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:56:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 06:56:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:56:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:56:08,331 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:56:08,331 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 06:56:08,331 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:56:08,332 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:56:08,332 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:56:08,332 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:56:08,332 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:56:08,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:56:08,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:56:08,333 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:56:08,333 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 06:56:08,333 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:56:08,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:56:08,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:56:08,333 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:56:08,334 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:56:08,334 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:56:08,334 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:56:08,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 06:56:08,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 06:56:08,335 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:56:08,335 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:56:08,335 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:56:08,335 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:56:08,335 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:56:08,336 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:56:08,336 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:56:08,336 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:56:08,336 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:56:08,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:56:08,337 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:56:08,337 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:56:08,337 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:56:08,337 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:56:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:56:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:56:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:56:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:56:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:56:08,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:56:08,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:56:08,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:56:08,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:56:08,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:56:08,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:56:08,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:56:08,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:56:08,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:56:08,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:56:08,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:56:08,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:56:08,341 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:56:08,342 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:56:08,343 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:56:08,343 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 06:56:08,343 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:56:08,344 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:56:08,344 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:56:08,344 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:56:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:56:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 06:56:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 06:56:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:56:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:56:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:56:08,346 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:56:08,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:56:08,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:56:08,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:56:10,038 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:56:10,038 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:56:10,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:56:10 BoogieIcfgContainer [2019-10-15 06:56:10,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:56:10,040 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:56:10,041 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:56:10,041 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:56:10,042 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:56:10" (1/1) ... [2019-10-15 06:56:10,043 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:56:10,086 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:56:10,087 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:56:10,102 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:56:10,113 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:56:10,114 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:56:20,785 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 06:56:22,794 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:56:22,934 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:56:23,113 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:56:23,245 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:56:23,515 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:56:23,543 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-10-15 06:56:23,605 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-10-15 06:56:23,625 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-10-15 06:56:23,871 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-15 06:56:24,086 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-15 06:56:24,691 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:56:25,326 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:56:26,064 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2019-10-15 06:56:27,077 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-10-15 06:56:27,566 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-15 06:56:28,214 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2019-10-15 06:56:29,507 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:56:29,513 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 148 for LOIs [2019-10-15 06:56:29,735 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 136 for LOIs [2019-10-15 06:56:29,745 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 149 for LOIs [2019-10-15 06:56:29,813 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:56:29,827 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:56:29,827 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:56:29,830 INFO L168 Benchmark]: Toolchain (without parser) took 22392.13 ms. Allocated memory was 141.6 MB in the beginning and 555.7 MB in the end (delta: 414.2 MB). Free memory was 103.5 MB in the beginning and 284.6 MB in the end (delta: -181.1 MB). Peak memory consumption was 233.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:29,831 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 141.6 MB. Free memory was 123.5 MB in the beginning and 123.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 06:56:29,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.35 ms. Allocated memory was 141.6 MB in the beginning and 204.5 MB in the end (delta: 62.9 MB). Free memory was 103.3 MB in the beginning and 172.4 MB in the end (delta: -69.1 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:29,833 INFO L168 Benchmark]: Boogie Preprocessor took 114.98 ms. Allocated memory is still 204.5 MB. Free memory was 172.4 MB in the beginning and 167.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:29,834 INFO L168 Benchmark]: RCFGBuilder took 1810.54 ms. Allocated memory was 204.5 MB in the beginning and 233.8 MB in the end (delta: 29.4 MB). Free memory was 167.9 MB in the beginning and 135.2 MB in the end (delta: 32.8 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:29,835 INFO L168 Benchmark]: Sifa took 19787.19 ms. Allocated memory was 233.8 MB in the beginning and 555.7 MB in the end (delta: 321.9 MB). Free memory was 135.2 MB in the beginning and 284.6 MB in the end (delta: -149.5 MB). Peak memory consumption was 172.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:29,839 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 141.6 MB. Free memory was 123.5 MB in the beginning and 123.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.35 ms. Allocated memory was 141.6 MB in the beginning and 204.5 MB in the end (delta: 62.9 MB). Free memory was 103.3 MB in the beginning and 172.4 MB in the end (delta: -69.1 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.98 ms. Allocated memory is still 204.5 MB. Free memory was 172.4 MB in the beginning and 167.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1810.54 ms. Allocated memory was 204.5 MB in the beginning and 233.8 MB in the end (delta: 29.4 MB). Free memory was 167.9 MB in the beginning and 135.2 MB in the end (delta: 32.8 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. * Sifa took 19787.19 ms. Allocated memory was 233.8 MB in the beginning and 555.7 MB in the end (delta: 321.9 MB). Free memory was 135.2 MB in the beginning and 284.6 MB in the end (delta: -149.5 MB). Peak memory consumption was 172.4 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]: 19726, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 229, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 148, TOOLS_POST_TIME[ms]: 12818, TOOLS_POST_CALL_APPLICATIONS: 67, TOOLS_POST_CALL_TIME[ms]: 193, TOOLS_POST_RETURN_APPLICATIONS: 60, TOOLS_POST_RETURN_TIME[ms]: 123, TOOLS_QUANTIFIERELIM_APPLICATIONS: 274, TOOLS_QUANTIFIERELIM_TIME[ms]: 13011, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12735, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 233, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 73, DOMAIN_JOIN_TIME[ms]: 5791, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 492, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 128, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3602, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3602, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 60, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13695, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13694, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 419, DAG_COMPRESSION_RETAINED_NODES: 229 - UnprovableResult [Line: 557]: 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 708#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string50.offset| 0) (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#t~string35.offset|) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string73.offset| 0) (= |#t~string46.offset| 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (<= |#t~string24.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string25.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (= |#t~string26.offset| 0) (<= 0 |#t~string48.offset|) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (<= 0 |#t~string73.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (<= ~methAndRunningLastTime~0 1) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string69.offset| 0) (<= |#t~string25.offset| 0) (= |#NULL.offset| 0) (<= |#t~string26.offset| 0) (= |#t~string23.offset| 0) (= |#t~string21.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (= |#t~string30.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (<= |#t~string35.offset| 0) (= |#t~string24.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string65.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= |#t~string50.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string48.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string25.offset|) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string24.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...