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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 04:16:56,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 04:16:56,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 04:16:56,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 04:16:56,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 04:16:56,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 04:16:56,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 04:16:56,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 04:16:56,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 04:16:56,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 04:16:56,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 04:16:56,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 04:16:56,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 04:16:56,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 04:16:56,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 04:16:56,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 04:16:56,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 04:16:56,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 04:16:56,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 04:16:56,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 04:16:56,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 04:16:56,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 04:16:56,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 04:16:56,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 04:16:56,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 04:16:56,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 04:16:56,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 04:16:56,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 04:16:56,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 04:16:56,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 04:16:56,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 04:16:56,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 04:16:56,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 04:16:56,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 04:16:56,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 04:16:56,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 04:16:56,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 04:16:56,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 04:16:56,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 04:16:56,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 04:16:56,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 04:16:56,476 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 [2019-09-18 04:16:56,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 04:16:56,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 04:16:56,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 04:16:56,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 04:16:56,507 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 04:16:56,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 04:16:56,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 04:16:56,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 04:16:56,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 04:16:56,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 04:16:56,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 04:16:56,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 04:16:56,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 04:16:56,509 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 04:16:56,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 04:16:56,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 04:16:56,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 04:16:56,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 04:16:56,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 04:16:56,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 04:16:56,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 04:16:56,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 04:16:56,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 04:16:56,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 04:16:56,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 04:16:56,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 04:16:56,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 04:16:56,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 04:16:56,512 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 -> SequenceOfStatements 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_DDA [2019-09-18 04:16:56,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 04:16:56,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 04:16:56,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 04:16:56,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 04:16:56,564 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 04:16:56,565 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2019-09-18 04:16:56,624 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04f4d2437/1090370a70b342e8b7b2750286c562aa/FLAG70436c2ec [2019-09-18 04:16:57,094 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 04:16:57,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2019-09-18 04:16:57,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04f4d2437/1090370a70b342e8b7b2750286c562aa/FLAG70436c2ec [2019-09-18 04:16:57,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04f4d2437/1090370a70b342e8b7b2750286c562aa [2019-09-18 04:16:57,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 04:16:57,449 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 04:16:57,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 04:16:57,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 04:16:57,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 04:16:57,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:16:57" (1/1) ... [2019-09-18 04:16:57,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ec9619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:16:57, skipping insertion in model container [2019-09-18 04:16:57,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:16:57" (1/1) ... [2019-09-18 04:16:57,462 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 04:16:57,521 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 04:16:57,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:16:57,976 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 04:16:58,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:16:58,134 INFO L192 MainTranslator]: Completed translation [2019-09-18 04:16:58,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:16:58 WrapperNode [2019-09-18 04:16:58,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 04:16:58,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 04:16:58,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 04:16:58,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 04:16:58,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:16:58" (1/1) ... [2019-09-18 04:16:58,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:16:58" (1/1) ... [2019-09-18 04:16:58,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:16:58" (1/1) ... [2019-09-18 04:16:58,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:16:58" (1/1) ... [2019-09-18 04:16:58,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:16:58" (1/1) ... [2019-09-18 04:16:58,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:16:58" (1/1) ... [2019-09-18 04:16:58,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:16:58" (1/1) ... [2019-09-18 04:16:58,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 04:16:58,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 04:16:58,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 04:16:58,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 04:16:58,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:16:58" (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 [2019-09-18 04:16:58,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 04:16:58,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 04:16:58,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 04:16:58,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 04:16:58,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 04:16:58,281 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 04:16:58,281 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 04:16:58,282 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 04:16:58,282 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 04:16:58,282 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 04:16:58,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 04:16:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 04:16:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 04:16:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 04:16:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 04:16:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 04:16:58,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 04:16:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 04:16:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 04:16:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 04:16:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 04:16:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 04:16:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 04:16:58,288 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 04:16:58,288 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 04:16:58,288 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 04:16:58,288 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 04:16:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 04:16:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 04:16:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 04:16:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 04:16:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 04:16:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 04:16:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 04:16:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 04:16:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 04:16:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 04:16:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 04:16:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 04:16:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 04:16:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 04:16:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 04:16:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 04:16:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 04:16:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 04:16:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 04:16:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 04:16:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 04:16:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 04:16:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 04:16:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 04:16:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 04:16:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 04:16:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 04:16:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 04:16:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 04:16:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 04:16:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 04:16:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 04:16:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 04:16:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 04:16:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 04:16:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 04:16:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 04:16:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 04:16:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 04:16:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 04:16:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 04:16:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 04:16:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 04:16:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 04:16:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 04:16:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 04:16:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 04:16:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 04:16:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 04:16:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 04:16:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 04:16:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 04:16:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 04:16:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 04:16:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 04:16:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 04:16:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 04:16:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 04:16:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 04:16:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 04:16:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 04:16:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 04:16:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 04:16:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 04:16:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 04:16:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 04:16:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 04:16:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 04:16:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 04:16:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 04:16:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 04:16:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 04:16:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 04:16:59,403 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 04:16:59,404 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 04:16:59,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:16:59 BoogieIcfgContainer [2019-09-18 04:16:59,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 04:16:59,406 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 04:16:59,406 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 04:16:59,407 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 04:16:59,408 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:16:59" (1/1) ... [2019-09-18 04:16:59,408 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 04:16:59,446 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 04:16:59,446 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 04:16:59,460 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 04:16:59,474 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 04:16:59,475 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 04:17:22,104 WARN L191 SmtUtils]: Spent 13.08 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:17:23,829 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 04:17:27,656 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 04:17:29,441 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 04:17:31,198 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 04:17:31,221 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-18 04:17:31,283 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-18 04:17:31,301 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-18 04:17:42,225 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 04:17:47,545 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 04:17:58,292 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 04:18:03,553 WARN L191 SmtUtils]: Spent 5.26 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 04:18:21,056 WARN L191 SmtUtils]: Spent 17.44 s on a formula simplification. DAG size of input: 459 DAG size of output: 459 [2019-09-18 04:18:29,736 WARN L191 SmtUtils]: Spent 8.68 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:18:47,559 WARN L191 SmtUtils]: Spent 17.75 s on a formula simplification. DAG size of input: 473 DAG size of output: 466 [2019-09-18 04:18:56,471 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:19:05,793 WARN L191 SmtUtils]: Spent 9.32 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 04:19:15,146 WARN L191 SmtUtils]: Spent 9.35 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 04:19:27,939 WARN L191 SmtUtils]: Spent 11.55 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-18 04:19:33,486 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:19:39,112 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:19:44,634 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:19:57,065 WARN L191 SmtUtils]: Spent 12.43 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-18 04:20:02,489 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:20:14,839 WARN L191 SmtUtils]: Spent 12.35 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-18 04:20:20,194 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:20:32,511 WARN L191 SmtUtils]: Spent 12.29 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 04:20:32,921 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:20:33,072 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:20:50,856 WARN L191 SmtUtils]: Spent 17.52 s on a formula simplification. DAG size of input: 459 DAG size of output: 459 [2019-09-18 04:20:59,679 WARN L191 SmtUtils]: Spent 8.82 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:21:17,668 WARN L191 SmtUtils]: Spent 17.93 s on a formula simplification. DAG size of input: 473 DAG size of output: 466 [2019-09-18 04:21:26,689 WARN L191 SmtUtils]: Spent 9.02 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:21:35,673 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 04:21:44,747 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 04:21:55,933 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-18 04:22:01,373 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:22:06,783 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:22:12,081 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:22:24,478 WARN L191 SmtUtils]: Spent 12.39 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-18 04:22:29,665 WARN L191 SmtUtils]: Spent 5.19 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:22:41,981 WARN L191 SmtUtils]: Spent 12.31 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-18 04:22:47,279 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:22:59,513 WARN L191 SmtUtils]: Spent 12.21 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 04:22:59,856 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:23:00,006 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:23:00,128 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-18 04:23:00,275 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 04:23:00,407 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-18 04:23:00,411 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 04:23:00,437 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 04:23:00,437 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 04:23:00,440 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 580#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-18 04:23:00,453 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 04:23:00,453 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 04:23:00,454 INFO L168 Benchmark]: Toolchain (without parser) took 363005.67 ms. Allocated memory was 131.6 MB in the beginning and 149.4 MB in the end (delta: 17.8 MB). Free memory was 84.4 MB in the beginning and 104.3 MB in the end (delta: -19.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 04:23:00,455 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 131.6 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 04:23:00,456 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.07 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 84.2 MB in the beginning and 161.4 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-18 04:23:00,457 INFO L168 Benchmark]: Boogie Preprocessor took 84.47 ms. Allocated memory is still 198.7 MB. Free memory was 161.4 MB in the beginning and 157.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-18 04:23:00,458 INFO L168 Benchmark]: RCFGBuilder took 1185.36 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 157.6 MB in the beginning and 184.2 MB in the end (delta: -26.6 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. [2019-09-18 04:23:00,459 INFO L168 Benchmark]: Sifa took 361046.67 ms. Allocated memory was 219.7 MB in the beginning and 149.4 MB in the end (delta: -70.3 MB). Free memory was 184.2 MB in the beginning and 104.3 MB in the end (delta: 79.9 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-18 04:23:00,463 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 131.6 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.07 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 84.2 MB in the beginning and 161.4 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.47 ms. Allocated memory is still 198.7 MB. Free memory was 161.4 MB in the beginning and 157.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1185.36 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 157.6 MB in the beginning and 184.2 MB in the end (delta: -26.6 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. * Sifa took 361046.67 ms. Allocated memory was 219.7 MB in the beginning and 149.4 MB in the end (delta: -70.3 MB). Free memory was 184.2 MB in the beginning and 104.3 MB in the end (delta: 79.9 MB). Peak memory consumption was 9.7 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]: 360994, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 313, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 222, TOOLS_POST_TIME[ms]: 28201, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME[ms]: 199, TOOLS_POST_RETURN_APPLICATIONS: 64, TOOLS_POST_RETURN_TIME[ms]: 96, TOOLS_QUANTIFIERELIM_APPLICATIONS: 358, TOOLS_QUANTIFIERELIM_TIME[ms]: 28376, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28088, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 320, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 98, DOMAIN_JOIN_TIME[ms]: 307333, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 24568, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 51, DOMAIN_ISBOTTOM_APPLICATIONS: 55, DOMAIN_ISBOTTOM_TIME[ms]: 360, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 243880, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 243879, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 64, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32922, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32921, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 483, DAG_COMPRESSION_RETAINED_NODES: 286 - UnprovableResult [Line: 557]: 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 580#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...