java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:52:02,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:52:02,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:52:02,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:52:02,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:52:02,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:52:02,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:52:02,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:52:02,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:52:02,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:52:02,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:52:02,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:52:02,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:52:02,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:52:02,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:52:02,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:52:02,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:52:02,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:52:02,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:52:02,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:52:02,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:52:02,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:52:02,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:52:02,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:52:02,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:52:02,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:52:02,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:52:02,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:52:02,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:52:02,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:52:02,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:52:02,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:52:02,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:52:02,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:52:02,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:52:02,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:52:02,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:52:02,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:52:02,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:52:02,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:52:02,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:52:02,490 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 15:52:02,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:52:02,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:52:02,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:52:02,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:52:02,505 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:52:02,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:52:02,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:52:02,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:52:02,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:52:02,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:52:02,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:52:02,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:52:02,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:52:02,507 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:52:02,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:52:02,507 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:52:02,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:52:02,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:52:02,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:52:02,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:52:02,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:52:02,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:52:02,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:52:02,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:52:02,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:52:02,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:52:02,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:52:02,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:52:02,510 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 15:52:02,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:52:02,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:52:02,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:52:02,560 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:52:02,560 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:52:02,561 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-09-20 15:52:02,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad654e7b6/3971efbe94024f6ab4cfcf16da496c59/FLAG72fbf23d3 [2019-09-20 15:52:03,175 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:52:03,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-09-20 15:52:03,201 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad654e7b6/3971efbe94024f6ab4cfcf16da496c59/FLAG72fbf23d3 [2019-09-20 15:52:03,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad654e7b6/3971efbe94024f6ab4cfcf16da496c59 [2019-09-20 15:52:03,480 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:52:03,482 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:52:03,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:52:03,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:52:03,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:52:03,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:52:03" (1/1) ... [2019-09-20 15:52:03,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b1baa4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:03, skipping insertion in model container [2019-09-20 15:52:03,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:52:03" (1/1) ... [2019-09-20 15:52:03,498 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:52:03,552 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:52:03,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:52:03,992 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:52:04,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:52:04,099 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:52:04,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:04 WrapperNode [2019-09-20 15:52:04,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:52:04,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:52:04,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:52:04,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:52:04,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:04" (1/1) ... [2019-09-20 15:52:04,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:04" (1/1) ... [2019-09-20 15:52:04,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:04" (1/1) ... [2019-09-20 15:52:04,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:04" (1/1) ... [2019-09-20 15:52:04,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:04" (1/1) ... [2019-09-20 15:52:04,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:04" (1/1) ... [2019-09-20 15:52:04,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:04" (1/1) ... [2019-09-20 15:52:04,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:52:04,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:52:04,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:52:04,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:52:04,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:04" (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 15:52:04,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:52:04,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:52:04,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:52:04,283 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:52:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:52:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:52:04,284 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:52:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:52:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:52:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:52:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:52:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:52:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:52:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:52:04,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:52:04,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:52:04,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:52:04,289 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:52:04,289 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:52:04,290 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:52:04,290 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:52:04,290 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:52:04,291 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:52:04,291 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:52:04,291 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:52:04,291 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 15:52:04,291 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:52:04,291 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:52:04,292 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:52:04,292 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:52:04,292 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:52:04,292 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:52:04,292 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:52:04,292 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:52:04,293 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:52:04,293 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:52:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:52:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:52:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:52:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:52:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:52:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:52:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:52:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:52:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:52:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:52:04,295 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:52:04,295 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:52:04,295 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:52:04,295 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:52:04,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:52:04,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:52:04,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:52:04,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:52:04,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:52:04,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:52:04,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:52:04,296 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:52:04,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:52:04,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:52:04,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:52:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:52:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:52:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:52:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:52:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:52:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:52:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:52:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:52:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:52:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:52:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:52:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:52:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:52:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:52:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:52:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:52:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:52:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:52:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:52:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:52:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 15:52:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:52:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:52:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:52:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:52:05,759 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:52:05,759 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:52:05,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:52:05 BoogieIcfgContainer [2019-09-20 15:52:05,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:52:05,762 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:52:05,762 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:52:05,762 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:52:05,763 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:52:05" (1/1) ... [2019-09-20 15:52:05,764 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 15:52:05,788 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:52:05,789 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:52:05,802 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:52:05,815 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:52:05,817 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:52:16,860 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:52:18,523 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:52:18,696 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:18,836 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:18,953 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:18,977 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-20 15:52:19,035 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-20 15:52:19,041 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-20 15:52:19,220 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-20 15:52:19,377 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-20 15:52:19,801 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 15:52:20,091 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 15:52:20,377 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 15:52:20,607 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 15:52:21,039 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:52:21,385 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:52:21,943 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-20 15:52:22,304 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:52:22,873 WARN L191 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-20 15:52:23,336 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-20 15:52:23,914 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 535 [2019-09-20 15:52:24,282 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:52:24,886 WARN L191 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 548 [2019-09-20 15:52:25,433 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:52:25,855 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 533 [2019-09-20 15:52:26,244 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:52:26,696 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 538 [2019-09-20 15:52:27,218 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:52:27,990 WARN L191 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 536 [2019-09-20 15:52:28,634 WARN L191 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:52:28,979 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 482 [2019-09-20 15:52:29,482 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:52:29,759 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:52:30,226 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 528 [2019-09-20 15:52:30,682 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-20 15:52:31,425 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:52:31,750 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:52:32,098 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:52:32,400 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:52:33,019 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 553 [2019-09-20 15:52:33,590 WARN L191 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-20 15:52:34,014 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 537 [2019-09-20 15:52:34,259 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 536 [2019-09-20 15:52:34,711 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 543 [2019-09-20 15:52:35,070 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:52:35,382 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 540 [2019-09-20 15:52:35,731 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 539 [2019-09-20 15:52:35,777 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 15:52:35,785 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 510 for LOIs [2019-09-20 15:52:36,264 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 521 [2019-09-20 15:52:36,592 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:52:36,990 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 525 [2019-09-20 15:52:36,993 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-20 15:52:36,996 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 12 for LOIs [2019-09-20 15:52:36,997 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:52:36,997 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:52:36,999 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 321#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:52:37,008 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:52:37,009 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:52:37,010 INFO L168 Benchmark]: Toolchain (without parser) took 33528.42 ms. Allocated memory was 133.2 MB in the beginning and 893.9 MB in the end (delta: 760.7 MB). Free memory was 87.9 MB in the beginning and 325.8 MB in the end (delta: -237.9 MB). Peak memory consumption was 522.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:37,011 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:52:37,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.41 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.7 MB in the beginning and 166.1 MB in the end (delta: -78.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:37,013 INFO L168 Benchmark]: Boogie Preprocessor took 100.75 ms. Allocated memory is still 199.8 MB. Free memory was 166.1 MB in the beginning and 161.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:37,014 INFO L168 Benchmark]: RCFGBuilder took 1559.29 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 161.4 MB in the beginning and 150.1 MB in the end (delta: 11.3 MB). Peak memory consumption was 90.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:37,015 INFO L168 Benchmark]: Sifa took 31247.22 ms. Allocated memory was 224.4 MB in the beginning and 893.9 MB in the end (delta: 669.5 MB). Free memory was 150.1 MB in the beginning and 325.8 MB in the end (delta: -175.7 MB). Peak memory consumption was 493.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:37,019 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 617.41 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.7 MB in the beginning and 166.1 MB in the end (delta: -78.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.75 ms. Allocated memory is still 199.8 MB. Free memory was 166.1 MB in the beginning and 161.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1559.29 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 161.4 MB in the beginning and 150.1 MB in the end (delta: 11.3 MB). Peak memory consumption was 90.6 MB. Max. memory is 7.1 GB. * Sifa took 31247.22 ms. Allocated memory was 224.4 MB in the beginning and 893.9 MB in the end (delta: 669.5 MB). Free memory was 150.1 MB in the beginning and 325.8 MB in the end (delta: -175.7 MB). Peak memory consumption was 493.8 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]: 31211, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 168, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 111, TOOLS_POST_TIME[ms]: 13062, TOOLS_POST_CALL_APPLICATIONS: 49, TOOLS_POST_CALL_TIME[ms]: 458, TOOLS_POST_RETURN_APPLICATIONS: 42, TOOLS_POST_RETURN_TIME[ms]: 237, TOOLS_QUANTIFIERELIM_APPLICATIONS: 201, TOOLS_QUANTIFIERELIM_TIME[ms]: 13595, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12794, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 172, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 52, DOMAIN_JOIN_TIME[ms]: 14655, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 2307, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 70, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 263, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 13240, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13240, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 42, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13221, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13220, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 297, DAG_COMPRESSION_RETAINED_NODES: 174 - UnprovableResult [Line: 496]: 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 321#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...