java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:36:09,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:36:09,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:36:09,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:36:09,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:36:09,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:36:09,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:36:09,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:36:09,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:36:09,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:36:09,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:36:09,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:36:09,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:36:09,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:36:09,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:36:09,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:36:09,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:36:09,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:36:09,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:36:09,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:36:09,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:36:09,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:36:09,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:36:09,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:36:09,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:36:09,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:36:09,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:36:09,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:36:09,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:36:09,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:36:09,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:36:09,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:36:09,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:36:09,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:36:09,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:36:09,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:36:09,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:36:09,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:36:09,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:36:09,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:36:09,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:36:09,503 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:36:09,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:36:09,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:36:09,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:36:09,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:36:09,519 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:36:09,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:36:09,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:36:09,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:36:09,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:36:09,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:36:09,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:36:09,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:36:09,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:36:09,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:36:09,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:36:09,521 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:36:09,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:36:09,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:36:09,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:36:09,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:36:09,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:36:09,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:36:09,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:36:09,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:36:09,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:36:09,523 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:36:09,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:36:09,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:36:09,524 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:36:09,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:36:09,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:36:09,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:36:09,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:36:09,585 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:36:09,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2019-09-21 08:36:09,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e34214496/be27b8fc231c40f6ae9bf02b71edaa42/FLAGe6adce554 [2019-09-21 08:36:10,185 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:36:10,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2019-09-21 08:36:10,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e34214496/be27b8fc231c40f6ae9bf02b71edaa42/FLAGe6adce554 [2019-09-21 08:36:10,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e34214496/be27b8fc231c40f6ae9bf02b71edaa42 [2019-09-21 08:36:10,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:36:10,484 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:36:10,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:36:10,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:36:10,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:36:10,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:36:10" (1/1) ... [2019-09-21 08:36:10,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e4c7e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:10, skipping insertion in model container [2019-09-21 08:36:10,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:36:10" (1/1) ... [2019-09-21 08:36:10,500 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:36:10,556 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:36:11,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:36:11,073 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:36:11,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:36:11,186 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:36:11,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:11 WrapperNode [2019-09-21 08:36:11,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:36:11,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:36:11,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:36:11,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:36:11,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:11" (1/1) ... [2019-09-21 08:36:11,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:11" (1/1) ... [2019-09-21 08:36:11,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:11" (1/1) ... [2019-09-21 08:36:11,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:11" (1/1) ... [2019-09-21 08:36:11,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:11" (1/1) ... [2019-09-21 08:36:11,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:11" (1/1) ... [2019-09-21 08:36:11,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:11" (1/1) ... [2019-09-21 08:36:11,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:36:11,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:36:11,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:36:11,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:36:11,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:36:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:36:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:36:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:36:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 08:36:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:36:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:36:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:36:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:36:11,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:36:11,345 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:36:11,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:36:11,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:36:11,345 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:36:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:36:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:36:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:36:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:36:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:36:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:36:11,347 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:36:11,347 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:36:11,347 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:36:11,347 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:36:11,347 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:36:11,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:36:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:36:11,349 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:36:11,349 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:36:11,349 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:36:11,349 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:36:11,349 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:36:11,349 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:36:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:36:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:36:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:36:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:36:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:36:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:36:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:36:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:36:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:36:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:36:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:36:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:36:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:36:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:36:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:36:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:36:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:36:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:36:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:36:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:36:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:36:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:36:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:36:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:36:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 08:36:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:36:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:36:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:36:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:36:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:36:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:36:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:36:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:36:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:36:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:36:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:36:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:36:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:36:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:36:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:36:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:36:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:36:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:36:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:36:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:36:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:36:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:36:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:36:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:36:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:36:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:36:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:36:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:36:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:36:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:36:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:36:13,009 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:36:13,010 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:36:13,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:36:13 BoogieIcfgContainer [2019-09-21 08:36:13,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:36:13,012 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:36:13,012 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:36:13,012 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:36:13,014 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:36:13" (1/1) ... [2019-09-21 08:36:13,014 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:36:13,042 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:36:13,043 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:36:13,057 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:36:13,068 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:36:13,069 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:36:24,023 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:36:25,673 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:36:25,843 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:25,973 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:26,081 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:26,105 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:36:26,157 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:36:26,163 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:36:26,709 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-21 08:36:27,008 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-21 08:36:27,411 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:36:27,892 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:36:28,320 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:36:28,657 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:36:29,123 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:36:29,610 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:36:30,210 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:36:30,360 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:36:30,466 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:36:30,837 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:36:31,055 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:36:31,260 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:36:31,620 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:36:32,206 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:36:32,421 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:36:32,711 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:32,873 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:33,087 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:33,267 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:33,507 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:33,749 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:36:33,919 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:36:34,108 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:36:34,713 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:34,884 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:35,289 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 561 [2019-09-21 08:36:35,628 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 559 [2019-09-21 08:36:35,943 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2019-09-21 08:36:35,945 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 30 for LOIs [2019-09-21 08:36:36,020 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:36:36,032 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 17 for LOIs [2019-09-21 08:36:36,036 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 24 for LOIs [2019-09-21 08:36:36,039 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:36:36,039 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:36:36,041 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 549#(and (or (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= 0 ~systemActive~0))) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:36:36,054 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:36:36,054 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:36:36,057 INFO L168 Benchmark]: Toolchain (without parser) took 25571.74 ms. Allocated memory was 139.5 MB in the beginning and 711.5 MB in the end (delta: 572.0 MB). Free memory was 85.9 MB in the beginning and 462.2 MB in the end (delta: -376.3 MB). Peak memory consumption was 195.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:36,063 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:36:36,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.90 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 85.7 MB in the beginning and 163.6 MB in the end (delta: -78.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:36,067 INFO L168 Benchmark]: Boogie Preprocessor took 85.34 ms. Allocated memory is still 199.2 MB. Free memory was 163.6 MB in the beginning and 159.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:36,069 INFO L168 Benchmark]: RCFGBuilder took 1738.46 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 159.4 MB in the beginning and 139.3 MB in the end (delta: 20.1 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:36,074 INFO L168 Benchmark]: Sifa took 23042.68 ms. Allocated memory was 223.3 MB in the beginning and 711.5 MB in the end (delta: 488.1 MB). Free memory was 139.3 MB in the beginning and 462.2 MB in the end (delta: -322.9 MB). Peak memory consumption was 165.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:36,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 701.90 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 85.7 MB in the beginning and 163.6 MB in the end (delta: -78.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.34 ms. Allocated memory is still 199.2 MB. Free memory was 163.6 MB in the beginning and 159.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1738.46 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 159.4 MB in the beginning and 139.3 MB in the end (delta: 20.1 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. * Sifa took 23042.68 ms. Allocated memory was 223.3 MB in the beginning and 711.5 MB in the end (delta: 488.1 MB). Free memory was 139.3 MB in the beginning and 462.2 MB in the end (delta: -322.9 MB). Peak memory consumption was 165.2 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]: 22999, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 246, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 166, TOOLS_POST_TIME[ms]: 12817, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 186, TOOLS_POST_RETURN_APPLICATIONS: 60, TOOLS_POST_RETURN_TIME[ms]: 97, TOOLS_QUANTIFIERELIM_APPLICATIONS: 295, TOOLS_QUANTIFIERELIM_TIME[ms]: 12980, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12688, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 251, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 86, DOMAIN_JOIN_TIME[ms]: 9251, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 9, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 193, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 51, DOMAIN_ISBOTTOM_TIME[ms]: 263, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7845, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7844, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 60, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13092, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13092, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 459, DAG_COMPRESSION_RETAINED_NODES: 228 - UnprovableResult [Line: 430]: 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 549#(and (or (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= 0 ~systemActive~0))) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...