java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:08:10,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:08:10,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:08:10,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:08:10,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:08:10,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:08:10,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:08:10,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:08:10,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:08:10,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:08:10,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:08:10,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:08:10,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:08:10,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:08:10,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:08:10,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:08:10,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:08:10,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:08:10,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:08:10,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:08:10,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:08:10,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:08:10,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:08:10,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:08:10,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:08:10,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:08:10,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:08:10,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:08:10,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:08:10,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:08:10,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:08:10,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:08:10,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:08:10,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:08:10,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:08:10,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:08:10,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:08:10,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:08:10,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:08:10,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:08:10,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:08:10,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 17:08:10,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:08:10,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:08:10,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:08:10,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:08:10,465 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:08:10,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:08:10,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:08:10,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:08:10,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:08:10,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:08:10,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:08:10,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:08:10,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:08:10,467 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:08:10,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:08:10,468 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:08:10,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:08:10,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:08:10,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:08:10,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:08:10,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:08:10,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:08:10,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:08:10,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:08:10,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:08:10,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:08:10,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:08:10,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:08:10,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:08:10,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:08:10,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:08:10,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:08:10,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:08:10,547 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:08:10,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c [2019-09-25 17:08:10,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c18f3c235/317617ab712e46e7ab35c289018835dc/FLAGed1584c7f [2019-09-25 17:08:11,176 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:08:11,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c [2019-09-25 17:08:11,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c18f3c235/317617ab712e46e7ab35c289018835dc/FLAGed1584c7f [2019-09-25 17:08:11,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c18f3c235/317617ab712e46e7ab35c289018835dc [2019-09-25 17:08:11,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:08:11,498 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:08:11,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:11,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:08:11,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:08:11,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:11" (1/1) ... [2019-09-25 17:08:11,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12830561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:11, skipping insertion in model container [2019-09-25 17:08:11,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:11" (1/1) ... [2019-09-25 17:08:11,517 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:08:11,586 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:08:12,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:12,037 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:08:12,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:12,234 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:08:12,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:12 WrapperNode [2019-09-25 17:08:12,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:12,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:08:12,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:08:12,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:08:12,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:12" (1/1) ... [2019-09-25 17:08:12,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:12" (1/1) ... [2019-09-25 17:08:12,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:12" (1/1) ... [2019-09-25 17:08:12,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:12" (1/1) ... [2019-09-25 17:08:12,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:12" (1/1) ... [2019-09-25 17:08:12,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:12" (1/1) ... [2019-09-25 17:08:12,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:12" (1/1) ... [2019-09-25 17:08:12,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:08:12,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:08:12,348 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:08:12,348 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:08:12,349 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:08:12,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:08:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:08:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:08:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:08:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:08:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:08:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:08:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:08:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:08:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:08:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:08:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:08:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:08:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:08:12,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:12,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:12,424 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:08:12,424 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:08:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:08:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:08:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:08:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:08:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:08:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:08:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:08:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:08:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:08:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:08:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:08:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:08:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:08:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:08:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:08:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:08:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:08:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:08:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:08:12,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:08:12,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:08:12,430 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:08:12,430 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:08:12,430 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:08:12,430 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:08:12,430 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:08:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:08:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:08:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:08:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:08:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:08:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:08:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:08:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:08:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:08:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:08:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:08:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:12,433 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:08:12,433 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:08:12,433 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:08:12,433 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:12,433 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:08:12,433 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:08:12,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:08:12,434 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:08:12,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:12,434 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:08:12,434 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:08:12,434 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:08:12,434 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:08:12,435 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:08:12,435 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:08:12,435 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:08:12,435 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:08:12,435 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:08:12,435 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:08:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:08:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:08:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:08:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:08:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:08:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:08:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:08:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:08:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:08:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:08:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:08:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:08:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:08:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:08:14,065 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:08:14,066 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:08:14,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:14 BoogieIcfgContainer [2019-09-25 17:08:14,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:08:14,068 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:08:14,068 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:08:14,068 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:08:14,070 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:14" (1/1) ... [2019-09-25 17:08:14,071 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=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:08:14,118 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:08:14,119 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:08:14,133 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:08:14,147 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:08:14,149 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:08:24,005 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:08:25,923 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:08:26,051 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:26,212 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:26,336 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:26,351 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:08:26,402 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:08:26,420 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:08:27,064 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-25 17:08:27,509 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:08:27,848 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:08:28,034 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-25 17:08:28,230 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-25 17:08:28,372 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-25 17:08:28,523 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-25 17:08:28,779 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-25 17:08:29,105 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 17:08:29,215 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 17:08:29,684 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-25 17:08:30,020 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-25 17:08:30,314 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-25 17:08:30,604 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-25 17:08:30,633 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-25 17:08:30,639 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-25 17:08:30,642 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-25 17:08:30,644 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:08:30,644 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:08:30,646 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 650#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-25 17:08:30,658 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:08:30,659 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:08:30,661 INFO L168 Benchmark]: Toolchain (without parser) took 19162.20 ms. Allocated memory was 138.9 MB in the beginning and 525.3 MB in the end (delta: 386.4 MB). Free memory was 85.5 MB in the beginning and 377.5 MB in the end (delta: -292.0 MB). Peak memory consumption was 94.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:30,662 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 138.9 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 17:08:30,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.66 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.3 MB in the beginning and 164.1 MB in the end (delta: -78.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:30,663 INFO L168 Benchmark]: Boogie Preprocessor took 108.28 ms. Allocated memory is still 198.7 MB. Free memory was 164.1 MB in the beginning and 159.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:30,664 INFO L168 Benchmark]: RCFGBuilder took 1720.22 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 159.8 MB in the beginning and 139.3 MB in the end (delta: 20.5 MB). Peak memory consumption was 92.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:30,665 INFO L168 Benchmark]: Sifa took 16590.95 ms. Allocated memory was 220.7 MB in the beginning and 525.3 MB in the end (delta: 304.6 MB). Free memory was 139.3 MB in the beginning and 377.5 MB in the end (delta: -238.2 MB). Peak memory consumption was 66.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:30,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 138.9 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 735.66 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.3 MB in the beginning and 164.1 MB in the end (delta: -78.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.28 ms. Allocated memory is still 198.7 MB. Free memory was 164.1 MB in the beginning and 159.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1720.22 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 159.8 MB in the beginning and 139.3 MB in the end (delta: 20.5 MB). Peak memory consumption was 92.7 MB. Max. memory is 7.1 GB. * Sifa took 16590.95 ms. Allocated memory was 220.7 MB in the beginning and 525.3 MB in the end (delta: 304.6 MB). Free memory was 139.3 MB in the beginning and 377.5 MB in the end (delta: -238.2 MB). Peak memory consumption was 66.4 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]: 16528, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 262, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 181, TOOLS_POST_TIME[ms]: 11937, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 146, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 56, TOOLS_QUANTIFIERELIM_APPLICATIONS: 312, TOOLS_QUANTIFIERELIM_TIME[ms]: 12032, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11827, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 268, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 94, DOMAIN_JOIN_TIME[ms]: 3733, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 4, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 230, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 60, DOMAIN_ISBOTTOM_TIME[ms]: 230, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4164, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4163, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12241, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12240, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 430, DAG_COMPRESSION_RETAINED_NODES: 215 - UnprovableResult [Line: 617]: 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 650#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...