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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:47:00,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:47:00,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:47:00,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:47:00,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:47:00,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:47:00,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:47:00,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:47:00,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:47:00,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:47:00,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:47:00,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:47:00,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:47:00,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:47:00,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:47:00,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:47:00,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:47:00,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:47:00,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:47:00,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:47:00,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:47:00,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:47:00,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:47:00,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:47:00,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:47:00,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:47:00,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:47:00,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:47:00,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:47:00,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:47:00,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:47:00,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:47:00,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:47:00,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:47:00,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:47:00,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:47:00,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:47:00,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:47:00,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:47:00,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:47:00,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:47:00,375 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 [2019-09-25 17:47:00,395 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:47:00,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:47:00,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:47:00,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:47:00,397 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:47:00,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:47:00,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:47:00,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:47:00,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:47:00,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:47:00,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:47:00,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:47:00,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:47:00,399 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:47:00,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:47:00,399 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:47:00,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:47:00,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:47:00,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:47:00,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:47:00,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:47:00,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:47:00,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:47:00,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:47:00,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:47:00,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:47:00,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:47:00,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:47:00,402 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:47:00,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:47:00,467 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:47:00,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:47:00,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:47:00,474 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:47:00,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c [2019-09-25 17:47:00,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daad25975/cc2028783c304e78a0de71e6b2d018b7/FLAGe71eb29e9 [2019-09-25 17:47:01,061 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:47:01,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c [2019-09-25 17:47:01,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daad25975/cc2028783c304e78a0de71e6b2d018b7/FLAGe71eb29e9 [2019-09-25 17:47:01,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daad25975/cc2028783c304e78a0de71e6b2d018b7 [2019-09-25 17:47:01,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:47:01,386 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:47:01,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:47:01,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:47:01,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:47:01,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:47:01" (1/1) ... [2019-09-25 17:47:01,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:01, skipping insertion in model container [2019-09-25 17:47:01,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:47:01" (1/1) ... [2019-09-25 17:47:01,398 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:47:01,446 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:47:01,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:47:01,893 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:47:01,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:47:02,021 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:47:02,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:02 WrapperNode [2019-09-25 17:47:02,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:47:02,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:47:02,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:47:02,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:47:02,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:02" (1/1) ... [2019-09-25 17:47:02,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:02" (1/1) ... [2019-09-25 17:47:02,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:02" (1/1) ... [2019-09-25 17:47:02,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:02" (1/1) ... [2019-09-25 17:47:02,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:02" (1/1) ... [2019-09-25 17:47:02,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:02" (1/1) ... [2019-09-25 17:47:02,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:02" (1/1) ... [2019-09-25 17:47:02,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:47:02,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:47:02,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:47:02,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:47:02,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:02" (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 [2019-09-25 17:47:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:47:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:47:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:47:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:47:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:47:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:47:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:47:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:47:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:47:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:47:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:47:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:47:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:47:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:47:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:47:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:47:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:47:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:47:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:47:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:47:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:47:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:47:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:47:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:47:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:47:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:47:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:47:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:47:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:47:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:47:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:47:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:47:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:47:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:47:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:47:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:47:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:47:02,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:47:02,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:47:02,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:47:02,180 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:47:02,180 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:47:02,180 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:47:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:47:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:47:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:47:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:47:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:47:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:47:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:47:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:47:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:47:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:47:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:47:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:47:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:47:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:47:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:47:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:47:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:47:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:47:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:47:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:47:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:47:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:47:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:47:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:47:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:47:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:47:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:47:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:47:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:47:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:47:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:47:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:47:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:47:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:47:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:47:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:47:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:47:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:47:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:47:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:47:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:47:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:47:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:47:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:47:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:47:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:47:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:47:03,628 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:47:03,628 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:47:03,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:47:03 BoogieIcfgContainer [2019-09-25 17:47:03,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:47:03,630 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:47:03,631 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:47:03,631 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:47:03,632 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:47:03" (1/1) ... [2019-09-25 17:47:03,633 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:47:03,668 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:47:03,672 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:47:03,684 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:47:03,693 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:47:03,695 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:47:11,381 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:47:13,149 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:47:13,303 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:47:13,426 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:47:13,533 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:47:13,549 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-25 17:47:13,603 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-25 17:47:13,609 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-25 17:47:13,779 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-25 17:47:13,961 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-25 17:47:14,518 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-25 17:47:14,911 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-25 17:47:15,151 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-25 17:47:15,312 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-25 17:47:15,465 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-25 17:47:15,722 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:47:15,978 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:47:16,468 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-25 17:47:16,766 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-25 17:47:17,113 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 514 [2019-09-25 17:47:17,221 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-25 17:47:17,336 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-25 17:47:17,452 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-25 17:47:17,819 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-25 17:47:18,105 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-25 17:47:18,248 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:47:18,257 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 493 for LOIs [2019-09-25 17:47:18,396 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-25 17:47:18,617 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 496 [2019-09-25 17:47:18,960 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2019-09-25 17:47:19,292 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 498 [2019-09-25 17:47:19,507 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-09-25 17:47:19,513 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 492 for LOIs [2019-09-25 17:47:19,538 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 503 for LOIs [2019-09-25 17:47:19,606 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:47:19,606 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:47:19,609 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 418#(and (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string7.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string3.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)) [2019-09-25 17:47:19,624 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:47:19,624 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:47:19,626 INFO L168 Benchmark]: Toolchain (without parser) took 18239.84 ms. Allocated memory was 136.3 MB in the beginning and 553.1 MB in the end (delta: 416.8 MB). Free memory was 86.9 MB in the beginning and 185.4 MB in the end (delta: -98.5 MB). Peak memory consumption was 318.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:19,636 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 136.3 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:47:19,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.10 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 86.7 MB in the beginning and 166.4 MB in the end (delta: -79.7 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:19,639 INFO L168 Benchmark]: Boogie Preprocessor took 85.69 ms. Allocated memory is still 200.3 MB. Free memory was 166.4 MB in the beginning and 162.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:19,640 INFO L168 Benchmark]: RCFGBuilder took 1520.50 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 162.1 MB in the beginning and 147.2 MB in the end (delta: 14.9 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:19,641 INFO L168 Benchmark]: Sifa took 15993.76 ms. Allocated memory was 226.0 MB in the beginning and 553.1 MB in the end (delta: 327.2 MB). Free memory was 147.2 MB in the beginning and 185.4 MB in the end (delta: -38.2 MB). Peak memory consumption was 289.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:19,645 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 136.3 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 636.10 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 86.7 MB in the beginning and 166.4 MB in the end (delta: -79.7 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.69 ms. Allocated memory is still 200.3 MB. Free memory was 166.4 MB in the beginning and 162.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1520.50 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 162.1 MB in the beginning and 147.2 MB in the end (delta: 14.9 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. * Sifa took 15993.76 ms. Allocated memory was 226.0 MB in the beginning and 553.1 MB in the end (delta: 327.2 MB). Free memory was 147.2 MB in the beginning and 185.4 MB in the end (delta: -38.2 MB). Peak memory consumption was 289.0 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]: 15941, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 150, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 99, TOOLS_POST_TIME[ms]: 9649, TOOLS_POST_CALL_APPLICATIONS: 43, TOOLS_POST_CALL_TIME[ms]: 193, TOOLS_POST_RETURN_APPLICATIONS: 36, TOOLS_POST_RETURN_TIME[ms]: 92, TOOLS_QUANTIFIERELIM_APPLICATIONS: 177, TOOLS_QUANTIFIERELIM_TIME[ms]: 9818, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 9525, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 152, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 50, DOMAIN_JOIN_TIME[ms]: 5649, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 193, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1703, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1703, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 36, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 9886, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9885, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 383, DAG_COMPRESSION_RETAINED_NODES: 176 - UnprovableResult [Line: 206]: 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 418#(and (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string7.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string3.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...