java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:30:44,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:30:44,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:30:44,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:30:44,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:30:44,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:30:44,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:30:44,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:30:44,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:30:44,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:30:44,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:30:44,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:30:44,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:30:44,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:30:44,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:30:44,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:30:44,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:30:44,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:30:44,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:30:44,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:30:44,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:30:44,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:30:44,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:30:44,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:30:44,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:30:44,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:30:44,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:30:44,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:30:44,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:30:44,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:30:44,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:30:44,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:30:44,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:30:44,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:30:44,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:30:44,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:30:44,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:30:44,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:30:44,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:30:44,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:30:44,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:30:44,305 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:30:44,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:30:44,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:30:44,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:30:44,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:30:44,351 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:30:44,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:30:44,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:30:44,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:30:44,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:30:44,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:30:44,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:30:44,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:30:44,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:30:44,353 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:30:44,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:30:44,354 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:30:44,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:30:44,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:30:44,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:30:44,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:30:44,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:30:44,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:30:44,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:30:44,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:30:44,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:30:44,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:30:44,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:30:44,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:30:44,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:30:44,412 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:30:44,433 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:30:44,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:30:44,442 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:30:44,443 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:30:44,444 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c [2019-09-21 08:30:44,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4856f3110/5a0fd8d153ad4cac87d234f3c527f437/FLAGbc92335f8 [2019-09-21 08:30:45,113 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:30:45,117 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c [2019-09-21 08:30:45,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4856f3110/5a0fd8d153ad4cac87d234f3c527f437/FLAGbc92335f8 [2019-09-21 08:30:45,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4856f3110/5a0fd8d153ad4cac87d234f3c527f437 [2019-09-21 08:30:45,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:30:45,381 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:30:45,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:30:45,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:30:45,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:30:45,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:30:45" (1/1) ... [2019-09-21 08:30:45,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3029f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:45, skipping insertion in model container [2019-09-21 08:30:45,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:30:45" (1/1) ... [2019-09-21 08:30:45,398 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:30:45,442 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:30:45,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:30:45,861 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:30:45,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:30:46,016 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:30:46,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:46 WrapperNode [2019-09-21 08:30:46,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:30:46,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:30:46,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:30:46,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:30:46,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:46" (1/1) ... [2019-09-21 08:30:46,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:46" (1/1) ... [2019-09-21 08:30:46,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:46" (1/1) ... [2019-09-21 08:30:46,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:46" (1/1) ... [2019-09-21 08:30:46,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:46" (1/1) ... [2019-09-21 08:30:46,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:46" (1/1) ... [2019-09-21 08:30:46,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:46" (1/1) ... [2019-09-21 08:30:46,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:30:46,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:30:46,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:30:46,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:30:46,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:30:46,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:30:46,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:30:46,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:30:46,167 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:30:46,167 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:30:46,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:30:46,168 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:30:46,168 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:30:46,168 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:30:46,168 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:30:46,168 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:30:46,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:30:46,169 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:30:46,169 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:30:46,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:30:46,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:30:46,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:30:46,170 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:30:46,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:30:46,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:30:46,170 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:30:46,170 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:30:46,170 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:30:46,171 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:30:46,171 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:30:46,171 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:30:46,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:30:46,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:30:46,171 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:30:46,171 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:30:46,172 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:30:46,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:30:46,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:30:46,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:30:46,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:30:46,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:30:46,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:30:46,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:30:46,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:30:46,173 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:30:46,173 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:30:46,173 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:30:46,173 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:30:46,174 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:30:46,174 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:30:46,174 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:30:46,174 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:30:46,174 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:30:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:30:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:30:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:30:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:30:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:30:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:30:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:30:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:30:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:30:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:30:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:30:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:30:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:30:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:30:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:30:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:30:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:30:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:30:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:30:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:30:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:30:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:30:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:30:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:30:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:30:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:30:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:30:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:30:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:30:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:30:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:30:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:30:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:30:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:30:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:30:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:30:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:30:46,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:30:46,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:30:46,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:30:47,710 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:30:47,711 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:30:47,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:30:47 BoogieIcfgContainer [2019-09-21 08:30:47,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:30:47,713 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:30:47,713 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:30:47,713 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:30:47,715 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:30:47" (1/1) ... [2019-09-21 08:30:47,715 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:30:47,742 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:30:47,742 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:30:47,756 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:30:47,769 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:30:47,771 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:30:58,184 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:31:00,074 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:31:00,219 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:00,370 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:00,501 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:00,529 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:31:00,584 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:31:00,590 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:31:00,757 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:31:00,881 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:31:01,324 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:01,645 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:01,917 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:02,187 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:02,587 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:02,920 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:03,849 WARN L191 SmtUtils]: Spent 837.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:31:04,625 WARN L191 SmtUtils]: Spent 774.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:31:05,201 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:31:05,880 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:31:06,201 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-21 08:31:06,347 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-21 08:31:06,463 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-21 08:31:06,862 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:07,173 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:07,861 WARN L191 SmtUtils]: Spent 613.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:31:08,408 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:31:08,962 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:31:09,401 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:31:09,460 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 30 for LOIs [2019-09-21 08:31:09,514 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:31:09,527 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 27 for LOIs [2019-09-21 08:31:09,535 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 32 for LOIs [2019-09-21 08:31:09,538 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:31:09,538 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:31:09,542 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 493#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:31:09,557 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:31:09,557 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:31:09,560 INFO L168 Benchmark]: Toolchain (without parser) took 24178.67 ms. Allocated memory was 138.9 MB in the beginning and 752.9 MB in the end (delta: 613.9 MB). Free memory was 85.7 MB in the beginning and 241.4 MB in the end (delta: -155.7 MB). Peak memory consumption was 458.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:09,561 INFO L168 Benchmark]: CDTParser took 1.28 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:31:09,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.56 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.5 MB in the beginning and 167.1 MB in the end (delta: -81.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:09,563 INFO L168 Benchmark]: Boogie Preprocessor took 87.94 ms. Allocated memory is still 198.7 MB. Free memory was 167.1 MB in the beginning and 162.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:09,564 INFO L168 Benchmark]: RCFGBuilder took 1606.51 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 162.7 MB in the beginning and 152.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 94.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:09,565 INFO L168 Benchmark]: Sifa took 21844.70 ms. Allocated memory was 221.8 MB in the beginning and 752.9 MB in the end (delta: 531.1 MB). Free memory was 152.4 MB in the beginning and 241.4 MB in the end (delta: -89.0 MB). Peak memory consumption was 442.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:09,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 635.56 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.5 MB in the beginning and 167.1 MB in the end (delta: -81.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.94 ms. Allocated memory is still 198.7 MB. Free memory was 167.1 MB in the beginning and 162.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1606.51 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 162.7 MB in the beginning and 152.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 94.7 MB. Max. memory is 7.1 GB. * Sifa took 21844.70 ms. Allocated memory was 221.8 MB in the beginning and 752.9 MB in the end (delta: 531.1 MB). Free memory was 152.4 MB in the beginning and 241.4 MB in the end (delta: -89.0 MB). Peak memory consumption was 442.1 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]: 21800, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 234, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 153, TOOLS_POST_TIME[ms]: 12478, TOOLS_POST_CALL_APPLICATIONS: 65, TOOLS_POST_CALL_TIME[ms]: 149, TOOLS_POST_RETURN_APPLICATIONS: 56, TOOLS_POST_RETURN_TIME[ms]: 98, TOOLS_QUANTIFIERELIM_APPLICATIONS: 274, TOOLS_QUANTIFIERELIM_TIME[ms]: 12629, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12387, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 241, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 7766, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 5, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 906, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 32, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 205, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5349, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5348, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 56, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12831, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12830, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 397, DAG_COMPRESSION_RETAINED_NODES: 210 - UnprovableResult [Line: 295]: 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 493#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...