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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:44:16,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:44:16,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:44:16,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:44:16,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:44:16,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:44:16,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:44:16,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:44:16,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:44:16,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:44:16,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:44:16,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:44:16,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:44:16,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:44:16,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:44:16,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:44:16,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:44:16,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:44:16,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:44:16,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:44:16,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:44:16,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:44:16,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:44:16,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:44:16,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:44:16,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:44:16,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:44:16,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:44:16,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:44:16,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:44:16,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:44:16,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:44:16,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:44:16,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:44:16,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:44:16,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:44:16,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:44:16,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:44:16,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:44:16,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:44:16,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:44:16,474 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 15:44:16,488 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:44:16,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:44:16,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:44:16,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:44:16,490 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:44:16,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:44:16,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:44:16,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:44:16,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:44:16,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:44:16,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:44:16,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:44:16,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:44:16,492 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:44:16,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:44:16,493 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:44:16,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:44:16,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:44:16,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:44:16,493 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:44:16,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:44:16,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:44:16,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:44:16,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:44:16,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:44:16,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:44:16,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:44:16,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:44:16,496 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 [2019-09-25 15:44:16,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:44:16,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:44:16,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:44:16,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:44:16,564 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:44:16,565 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2019-09-25 15:44:16,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6c12e8c3/9a1d7e45c8e54261b1400e5c3a94b336/FLAGecb9c9e18 [2019-09-25 15:44:17,106 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:44:17,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2019-09-25 15:44:17,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6c12e8c3/9a1d7e45c8e54261b1400e5c3a94b336/FLAGecb9c9e18 [2019-09-25 15:44:17,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6c12e8c3/9a1d7e45c8e54261b1400e5c3a94b336 [2019-09-25 15:44:17,450 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:44:17,452 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:44:17,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:44:17,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:44:17,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:44:17,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:44:17" (1/1) ... [2019-09-25 15:44:17,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bb33164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:17, skipping insertion in model container [2019-09-25 15:44:17,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:44:17" (1/1) ... [2019-09-25 15:44:17,467 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:44:17,522 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:44:17,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:44:18,006 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:44:18,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:44:18,129 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:44:18,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:18 WrapperNode [2019-09-25 15:44:18,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:44:18,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:44:18,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:44:18,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:44:18,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:18" (1/1) ... [2019-09-25 15:44:18,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:18" (1/1) ... [2019-09-25 15:44:18,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:18" (1/1) ... [2019-09-25 15:44:18,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:18" (1/1) ... [2019-09-25 15:44:18,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:18" (1/1) ... [2019-09-25 15:44:18,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:18" (1/1) ... [2019-09-25 15:44:18,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:18" (1/1) ... [2019-09-25 15:44:18,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:44:18,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:44:18,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:44:18,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:44:18,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:18" (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 15:44:18,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:44:18,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:44:18,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:44:18,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:44:18,323 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:44:18,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:44:18,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 15:44:18,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:44:18,323 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 15:44:18,323 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:44:18,324 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:44:18,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:44:18,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:44:18,324 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:44:18,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 15:44:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 15:44:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 15:44:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:44:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 15:44:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 15:44:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:44:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:44:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:44:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:44:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:44:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:44:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:44:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:44:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:44:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:44:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:44:18,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:44:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:44:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:44:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:44:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:44:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:44:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:44:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:44:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:44:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:44:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 15:44:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 15:44:18,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:44:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:44:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:44:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:44:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:44:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:44:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:44:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 15:44:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 15:44:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:44:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:44:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:44:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:44:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:44:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 15:44:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 15:44:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:44:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:44:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 15:44:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 15:44:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 15:44:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 15:44:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:44:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:44:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:44:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:44:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:44:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:44:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 15:44:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:44:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:44:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:44:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:44:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:44:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:44:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:44:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:44:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:44:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:44:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:44:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:44:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:44:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:44:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:44:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:44:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:44:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:44:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:44:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:44:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:44:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:44:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:44:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:44:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:44:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:44:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:44:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:44:19,933 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:44:19,933 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:44:19,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:44:19 BoogieIcfgContainer [2019-09-25 15:44:19,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:44:19,935 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:44:19,935 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:44:19,936 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:44:19,937 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:44:19" (1/1) ... [2019-09-25 15:44:19,937 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-25 15:44:19,959 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:44:19,960 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:44:19,968 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:44:19,977 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:44:19,979 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:44:29,981 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 15:44:31,600 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:44:31,770 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:44:31,908 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:44:32,052 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:44:32,074 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 15:44:32,127 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 15:44:32,142 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 15:44:32,311 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 15:44:32,475 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 15:44:32,869 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:44:33,223 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:44:33,521 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:44:33,816 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:44:34,579 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 15:44:34,737 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 15:44:34,890 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 15:44:35,054 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 15:44:36,127 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 15:44:36,129 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 15:44:36,184 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 66 for LOIs [2019-09-25 15:44:36,190 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 15:44:36,198 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:44:36,199 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:44:36,201 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 642#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string50.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (= |#t~string74.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string70.offset| 0) (= |#t~string11.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string53.offset| 0)) [2019-09-25 15:44:36,213 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:44:36,214 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:44:36,215 INFO L168 Benchmark]: Toolchain (without parser) took 18763.46 ms. Allocated memory was 132.1 MB in the beginning and 491.8 MB in the end (delta: 359.7 MB). Free memory was 84.8 MB in the beginning and 392.1 MB in the end (delta: -307.2 MB). Peak memory consumption was 52.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:36,216 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 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. [2019-09-25 15:44:36,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.08 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 84.6 MB in the beginning and 162.4 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:36,219 INFO L168 Benchmark]: Boogie Preprocessor took 122.13 ms. Allocated memory is still 199.2 MB. Free memory was 162.4 MB in the beginning and 158.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:36,220 INFO L168 Benchmark]: RCFGBuilder took 1681.54 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 158.1 MB in the beginning and 136.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:36,221 INFO L168 Benchmark]: Sifa took 16278.50 ms. Allocated memory was 221.8 MB in the beginning and 491.8 MB in the end (delta: 270.0 MB). Free memory was 136.6 MB in the beginning and 392.1 MB in the end (delta: -255.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:36,224 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.1 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 678.08 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 84.6 MB in the beginning and 162.4 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.13 ms. Allocated memory is still 199.2 MB. Free memory was 162.4 MB in the beginning and 158.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1681.54 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 158.1 MB in the beginning and 136.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. * Sifa took 16278.50 ms. Allocated memory was 221.8 MB in the beginning and 491.8 MB in the end (delta: 270.0 MB). Free memory was 136.6 MB in the beginning and 392.1 MB in the end (delta: -255.5 MB). Peak memory consumption was 14.5 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]: 16241, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 287, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 192, TOOLS_POST_TIME[ms]: 11813, TOOLS_POST_CALL_APPLICATIONS: 81, TOOLS_POST_CALL_TIME[ms]: 139, TOOLS_POST_RETURN_APPLICATIONS: 74, TOOLS_POST_RETURN_TIME[ms]: 76, TOOLS_QUANTIFIERELIM_APPLICATIONS: 346, TOOLS_QUANTIFIERELIM_TIME[ms]: 11923, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11734, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 291, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 94, DOMAIN_JOIN_TIME[ms]: 3910, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 59, DOMAIN_ISBOTTOM_TIME[ms]: 154, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1306, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1305, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 74, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12173, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12172, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 496, DAG_COMPRESSION_RETAINED_NODES: 262 - UnprovableResult [Line: 44]: 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 642#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string50.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (= |#t~string74.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string70.offset| 0) (= |#t~string11.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string53.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...