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_spec3_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:50:58,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:50:58,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:50:58,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:50:58,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:50:58,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:50:58,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:50:58,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:50:58,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:50:58,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:50:58,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:50:58,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:50:58,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:50:58,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:50:58,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:50:58,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:50:58,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:50:58,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:50:58,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:50:58,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:50:58,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:50:58,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:50:58,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:50:58,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:50:58,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:50:58,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:50:58,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:50:58,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:50:58,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:50:58,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:50:58,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:50:58,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:50:58,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:50:58,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:50:58,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:50:58,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:50:58,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:50:58,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:50:58,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:50:58,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:50:58,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:50:58,461 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 [2019-09-20 15:50:58,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:50:58,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:50:58,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:50:58,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:50:58,488 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:50:58,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:50:58,489 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:50:58,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:50:58,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:50:58,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:50:58,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:50:58,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:50:58,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:50:58,492 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:50:58,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:50:58,492 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:50:58,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:50:58,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:50:58,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:50:58,493 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:50:58,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:50:58,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:50:58,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:50:58,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:50:58,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:50:58,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:50:58,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:50:58,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:50:58,495 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 [2019-09-20 15:50:58,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:50:58,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:50:58,580 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:50:58,581 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:50:58,581 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:50:58,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2019-09-20 15:50:58,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da63e35a6/a2d5eea294bb41d7b9284f877641d572/FLAG4852e2a34 [2019-09-20 15:50:59,126 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:50:59,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2019-09-20 15:50:59,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da63e35a6/a2d5eea294bb41d7b9284f877641d572/FLAG4852e2a34 [2019-09-20 15:50:59,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da63e35a6/a2d5eea294bb41d7b9284f877641d572 [2019-09-20 15:50:59,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:50:59,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:50:59,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:59,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:50:59,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:50:59,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:59" (1/1) ... [2019-09-20 15:50:59,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66650e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:59, skipping insertion in model container [2019-09-20 15:50:59,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:59" (1/1) ... [2019-09-20 15:50:59,507 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:50:59,560 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:50:59,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:51:00,018 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:51:00,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:51:00,152 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:51:00,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:00 WrapperNode [2019-09-20 15:51:00,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:51:00,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:51:00,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:51:00,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:51:00,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:00" (1/1) ... [2019-09-20 15:51:00,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:00" (1/1) ... [2019-09-20 15:51:00,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:00" (1/1) ... [2019-09-20 15:51:00,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:00" (1/1) ... [2019-09-20 15:51:00,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:00" (1/1) ... [2019-09-20 15:51:00,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:00" (1/1) ... [2019-09-20 15:51:00,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:00" (1/1) ... [2019-09-20 15:51:00,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:51:00,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:51:00,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:51:00,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:51:00,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:00" (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 [2019-09-20 15:51:00,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:51:00,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:51:00,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:51:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:51:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:51:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:51:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:51:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:51:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:51:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:51:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:51:00,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:51:00,338 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:51:00,338 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:51:00,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:51:00,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:51:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:51:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:51:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:51:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:51:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:51:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:51:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:51:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:51:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:51:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-20 15:51:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:51:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:51:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:51:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:51:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:51:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:51:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:51:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:51:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:51:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:51:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:51:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:51:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:51:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:51:00,346 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:51:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:51:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:51:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:51:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:51:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:51:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:51:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:51:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:51:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:51:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:51:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:51:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:51:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:51:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:51:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:51:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:51:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:51:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:51:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:51:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:51:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:51:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-20 15:51:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:51:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:51:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:51:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:51:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:51:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:51:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:51:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:51:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:51:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:51:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:51:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:51:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:51:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:51:00,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:51:00,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:51:00,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:51:00,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:51:00,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:51:00,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:51:00,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:51:00,356 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:51:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:51:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:51:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:51:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:51:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:51:01,901 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:51:01,902 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:51:01,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:51:01 BoogieIcfgContainer [2019-09-20 15:51:01,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:51:01,903 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:51:01,904 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:51:01,904 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:51:01,905 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:51:01" (1/1) ... [2019-09-20 15:51:01,906 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 [2019-09-20 15:51:01,940 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:51:01,941 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:51:01,949 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:51:01,957 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:51:01,959 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:51:12,654 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:51:14,403 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:51:14,542 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:51:14,686 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:51:14,802 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:51:14,817 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:51:14,861 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:51:14,867 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:51:15,322 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-20 15:51:15,716 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-20 15:51:16,013 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-20 15:51:16,294 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-20 15:51:16,624 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:51:16,919 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:51:17,087 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:51:17,222 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:51:17,526 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:51:18,166 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 15:51:18,172 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 88 for LOIs [2019-09-20 15:51:18,280 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 66 for LOIs [2019-09-20 15:51:18,290 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 79 for LOIs [2019-09-20 15:51:18,298 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:51:18,298 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:51:18,300 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 395#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (or (= ~systemActive~0 0) (and (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string42.offset| 0) (= |#t~string47.offset| 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= ~head~0.base 0) (= |#t~string12.offset| 0) (= |#t~string46.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string52.offset| 0) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (= |#t~string63.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string53.offset| 0))) (= ~pumpRunning~0 0)) [2019-09-20 15:51:18,315 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:51:18,316 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:51:18,318 INFO L168 Benchmark]: Toolchain (without parser) took 18828.00 ms. Allocated memory was 134.2 MB in the beginning and 461.9 MB in the end (delta: 327.7 MB). Free memory was 88.0 MB in the beginning and 174.4 MB in the end (delta: -86.5 MB). Peak memory consumption was 241.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:18,320 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:51:18,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.46 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 87.7 MB in the beginning and 166.7 MB in the end (delta: -79.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:18,327 INFO L168 Benchmark]: Boogie Preprocessor took 97.52 ms. Allocated memory is still 201.3 MB. Free memory was 166.7 MB in the beginning and 162.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:18,331 INFO L168 Benchmark]: RCFGBuilder took 1651.49 ms. Allocated memory was 201.3 MB in the beginning and 228.1 MB in the end (delta: 26.7 MB). Free memory was 162.5 MB in the beginning and 147.0 MB in the end (delta: 15.4 MB). Peak memory consumption was 87.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:18,332 INFO L168 Benchmark]: Sifa took 16413.20 ms. Allocated memory was 228.1 MB in the beginning and 461.9 MB in the end (delta: 233.8 MB). Free memory was 147.0 MB in the beginning and 174.4 MB in the end (delta: -27.4 MB). Peak memory consumption was 206.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:18,341 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 134.2 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.46 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 87.7 MB in the beginning and 166.7 MB in the end (delta: -79.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.52 ms. Allocated memory is still 201.3 MB. Free memory was 166.7 MB in the beginning and 162.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1651.49 ms. Allocated memory was 201.3 MB in the beginning and 228.1 MB in the end (delta: 26.7 MB). Free memory was 162.5 MB in the beginning and 147.0 MB in the end (delta: 15.4 MB). Peak memory consumption was 87.8 MB. Max. memory is 7.1 GB. * Sifa took 16413.20 ms. Allocated memory was 228.1 MB in the beginning and 461.9 MB in the end (delta: 233.8 MB). Free memory was 147.0 MB in the beginning and 174.4 MB in the end (delta: -27.4 MB). Peak memory consumption was 206.5 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]: 16360, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 182, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 125, TOOLS_POST_TIME[ms]: 12598, TOOLS_POST_CALL_APPLICATIONS: 50, TOOLS_POST_CALL_TIME[ms]: 129, TOOLS_POST_RETURN_APPLICATIONS: 43, TOOLS_POST_RETURN_TIME[ms]: 51, TOOLS_QUANTIFIERELIM_APPLICATIONS: 217, TOOLS_QUANTIFIERELIM_TIME[ms]: 12698, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12524, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 184, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 64, DOMAIN_JOIN_TIME[ms]: 3185, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 138, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 127, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3011, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3010, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 43, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12937, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12937, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 419, DAG_COMPRESSION_RETAINED_NODES: 182 - UnprovableResult [Line: 786]: 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 395#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (or (= ~systemActive~0 0) (and (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string42.offset| 0) (= |#t~string47.offset| 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= ~head~0.base 0) (= |#t~string12.offset| 0) (= |#t~string46.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string52.offset| 0) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (= |#t~string63.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string53.offset| 0))) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...