/usr/bin/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_spec5_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:51:52,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:51:52,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:51:52,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:51:52,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:51:52,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:51:52,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:51:52,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:51:52,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:51:52,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:51:52,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:51:52,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:51:52,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:51:52,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:51:52,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:51:52,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:51:52,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:51:52,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:51:52,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:51:52,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:51:52,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:51:52,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:51:52,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:51:52,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:51:52,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:51:52,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:51:52,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:51:52,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:51:52,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:51:52,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:51:52,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:51:52,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:51:52,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:51:52,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:51:52,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:51:52,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:51:52,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:51:52,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:51:52,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:51:52,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:51:52,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:51:52,239 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 [2019-11-07 10:51:52,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:51:52,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:51:52,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:51:52,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:51:52,254 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:51:52,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:51:52,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:51:52,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:51:52,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:51:52,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:51:52,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:51:52,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:51:52,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:51:52,256 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:51:52,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:51:52,256 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:51:52,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:51:52,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:51:52,257 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:51:52,257 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:51:52,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:51:52,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:51:52,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:51:52,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:51:52,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:51:52,258 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:51:52,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:51:52,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:51:52,259 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 [2019-11-07 10:51:52,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:51:52,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:51:52,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:51:52,555 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:51:52,556 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:51:52,557 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c [2019-11-07 10:51:52,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a11e17ec6/6af3ba1fdaab412181e2b5206e350ce7/FLAGcfc6c0f60 [2019-11-07 10:51:53,095 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:51:53,096 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c [2019-11-07 10:51:53,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a11e17ec6/6af3ba1fdaab412181e2b5206e350ce7/FLAGcfc6c0f60 [2019-11-07 10:51:53,441 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a11e17ec6/6af3ba1fdaab412181e2b5206e350ce7 [2019-11-07 10:51:53,450 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:51:53,452 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:51:53,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:51:53,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:51:53,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:51:53,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:51:53" (1/1) ... [2019-11-07 10:51:53,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d9f23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:53, skipping insertion in model container [2019-11-07 10:51:53,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:51:53" (1/1) ... [2019-11-07 10:51:53,469 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:51:53,533 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:51:54,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:51:54,054 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:51:54,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:51:54,177 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:51:54,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:54 WrapperNode [2019-11-07 10:51:54,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:51:54,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:51:54,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:51:54,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:51:54,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:54" (1/1) ... [2019-11-07 10:51:54,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:54" (1/1) ... [2019-11-07 10:51:54,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:54" (1/1) ... [2019-11-07 10:51:54,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:54" (1/1) ... [2019-11-07 10:51:54,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:54" (1/1) ... [2019-11-07 10:51:54,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:54" (1/1) ... [2019-11-07 10:51:54,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:54" (1/1) ... [2019-11-07 10:51:54,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:51:54,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:51:54,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:51:54,280 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:51:54,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:54" (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 [2019-11-07 10:51:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:51:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:51:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:51:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:51:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:51:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:51:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:51:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:51:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:51:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-07 10:51:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:51:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:51:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:51:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:51:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:51:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:51:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 10:51:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 10:51:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:51:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:51:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:51:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:51:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:51:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:51:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:51:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:51:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:51:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:51:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:51:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:51:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:51:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:51:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:51:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:51:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:51:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:51:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:51:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:51:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:51:54,343 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 10:51:54,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:51:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:51:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:51:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:51:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:51:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:51:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:51:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:51:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:51:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:51:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:51:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 10:51:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:51:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:51:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:51:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:51:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:51:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 10:51:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:51:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:51:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:51:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:51:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 10:51:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-07 10:51:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:51:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:51:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:51:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:51:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:51:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:51:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:51:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:51:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:51:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:51:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:51:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:51:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:51:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:51:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:51:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:51:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:51:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:51:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:51:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:51:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:51:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:51:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:51:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:51:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:51:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:51:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:51:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:51:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:51:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:51:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:51:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:51:55,827 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:51:55,828 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:51:55,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:51:55 BoogieIcfgContainer [2019-11-07 10:51:55,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:51:55,832 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:51:55,832 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:51:55,833 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:51:55,834 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:51:55" (1/1) ... [2019-11-07 10:51:55,835 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 [2019-11-07 10:51:55,873 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:51:55,873 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:51:55,886 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:51:55,895 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:51:55,896 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:52:05,397 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-11-07 10:52:07,241 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:52:07,375 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 10:52:07,394 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-11-07 10:52:07,440 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-11-07 10:52:07,455 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-11-07 10:52:07,913 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-11-07 10:52:08,175 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-07 10:52:08,389 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-11-07 10:52:08,491 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-11-07 10:52:08,716 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 189 [2019-11-07 10:52:09,185 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 616 [2019-11-07 10:52:09,397 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2019-11-07 10:52:09,868 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:52:10,014 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 182 [2019-11-07 10:52:10,756 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:52:10,758 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 145 for LOIs [2019-11-07 10:52:11,167 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 144 for LOIs [2019-11-07 10:52:11,177 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 154 for LOIs [2019-11-07 10:52:11,178 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:52:11,195 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:52:11,195 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:52:11,197 INFO L168 Benchmark]: Toolchain (without parser) took 17745.14 ms. Allocated memory was 145.8 MB in the beginning and 421.5 MB in the end (delta: 275.8 MB). Free memory was 102.5 MB in the beginning and 247.3 MB in the end (delta: -144.8 MB). Peak memory consumption was 130.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:11,198 INFO L168 Benchmark]: CDTParser took 1.03 ms. Allocated memory is still 145.8 MB. Free memory is still 121.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 10:52:11,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.73 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.5 MB in the beginning and 169.3 MB in the end (delta: -66.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:11,200 INFO L168 Benchmark]: Boogie Preprocessor took 100.17 ms. Allocated memory is still 202.9 MB. Free memory was 169.3 MB in the beginning and 165.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:11,201 INFO L168 Benchmark]: RCFGBuilder took 1552.54 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 165.4 MB in the beginning and 148.0 MB in the end (delta: 17.4 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:11,202 INFO L168 Benchmark]: Sifa took 15362.77 ms. Allocated memory was 236.5 MB in the beginning and 421.5 MB in the end (delta: 185.1 MB). Free memory was 148.0 MB in the beginning and 247.3 MB in the end (delta: -99.3 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:11,206 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03 ms. Allocated memory is still 145.8 MB. Free memory is still 121.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 725.73 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.5 MB in the beginning and 169.3 MB in the end (delta: -66.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.17 ms. Allocated memory is still 202.9 MB. Free memory was 169.3 MB in the beginning and 165.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1552.54 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 165.4 MB in the beginning and 148.0 MB in the end (delta: 17.4 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. * Sifa took 15362.77 ms. Allocated memory was 236.5 MB in the beginning and 421.5 MB in the end (delta: 185.1 MB). Free memory was 148.0 MB in the beginning and 247.3 MB in the end (delta: -99.3 MB). Peak memory consumption was 85.8 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]: 15306, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 30, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 111, TOOLS_POST_TIME[ms]: 11449, TOOLS_POST_CALL_APPLICATIONS: 55, TOOLS_POST_CALL_TIME[ms]: 158, TOOLS_POST_RETURN_APPLICATIONS: 48, TOOLS_POST_RETURN_TIME[ms]: 67, TOOLS_QUANTIFIERELIM_APPLICATIONS: 213, TOOLS_QUANTIFIERELIM_TIME[ms]: 11585, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11397, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 200, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 28, DOMAIN_JOIN_TIME[ms]: 3015, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 377, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 77, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2598, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2597, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 48, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11585, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11584, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 439, DAG_COMPRESSION_RETAINED_NODES: 187 - UnprovableResult [Line: 956]: 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 386#(and (<= 0 |#t~string50.offset|) (<= |#t~string5.offset| 0) (<= |#NULL.base| 0) (or (and (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~head~0.base 0) (= |#t~string7.offset| 0) (<= 0 |#t~string19.offset|) (<= 0 |#NULL.base|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (= |#t~string15.offset| 0) (<= 0 |#t~string17.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string73.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string59.offset|) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 |#t~string51.offset|) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= |#t~string9.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (= |#t~string51.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string11.offset| 0) (= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string47.offset| 0) (= |#t~string5.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (= |#t~string56.offset| 0) (<= 0 |#t~string9.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (<= |#t~string61.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string58.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= 0 |#t~string73.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#t~string60.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0)) (and (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~head~0.base 0) (= |#t~string7.offset| 0) (<= 0 |#t~string19.offset|) (<= 0 |#NULL.base|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (= |#t~string15.offset| 0) (<= 0 |#t~string17.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string73.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string59.offset|) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 |#t~string51.offset|) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= |#t~string9.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (= |#t~string51.offset| 0) (<= |#t~string11.offset| 0) (= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string47.offset| 0) (= |#t~string5.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (= |#t~string56.offset| 0) (<= 0 |#t~string9.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (<= |#t~string61.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string58.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= 0 |#t~string73.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#t~string60.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (not (= 0 ~systemActive~0)))) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (<= |#t~string17.offset| 0) (not (= ~pumpRunning~0 0)) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= ~pumpRunning~0 2147483647) (<= |#t~string49.offset| 0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string50.offset| 0) (<= 0 |#t~string47.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...