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_spec1_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:06:55,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:06:55,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:06:55,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:06:55,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:06:55,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:06:55,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:06:55,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:06:55,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:06:55,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:06:55,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:06:55,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:06:55,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:06:55,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:06:55,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:06:55,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:06:55,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:06:55,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:06:55,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:06:55,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:06:55,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:06:55,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:06:55,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:06:55,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:06:55,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:06:55,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:06:55,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:06:55,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:06:55,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:06:55,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:06:55,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:06:55,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:06:55,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:06:55,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:06:55,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:06:55,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:06:55,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:06:55,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:06:55,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:06:55,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:06:55,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:06:55,487 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 17:06:55,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:06:55,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:06:55,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:06:55,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:06:55,520 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:06:55,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:06:55,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:06:55,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:06:55,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:06:55,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:06:55,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:06:55,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:06:55,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:06:55,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:06:55,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:06:55,523 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:06:55,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:06:55,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:06:55,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:06:55,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:06:55,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:06:55,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:06:55,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:06:55,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:06:55,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:06:55,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:06:55,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:06:55,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:06:55,526 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 17:06:55,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:06:55,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:06:55,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:06:55,581 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:06:55,581 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:06:55,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product62.cil.c [2019-09-25 17:06:55,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71ec2293a/1a97bf5049514c0bb68e6b8f69a8e518/FLAG3c2a5e4ea [2019-09-25 17:06:56,250 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:06:56,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product62.cil.c [2019-09-25 17:06:56,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71ec2293a/1a97bf5049514c0bb68e6b8f69a8e518/FLAG3c2a5e4ea [2019-09-25 17:06:56,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71ec2293a/1a97bf5049514c0bb68e6b8f69a8e518 [2019-09-25 17:06:56,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:06:56,501 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:06:56,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:06:56,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:06:56,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:06:56,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:06:56" (1/1) ... [2019-09-25 17:06:56,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3d3672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:56, skipping insertion in model container [2019-09-25 17:06:56,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:06:56" (1/1) ... [2019-09-25 17:06:56,514 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:06:56,567 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:06:57,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:06:57,064 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:06:57,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:06:57,198 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:06:57,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:57 WrapperNode [2019-09-25 17:06:57,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:06:57,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:06:57,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:06:57,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:06:57,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:57" (1/1) ... [2019-09-25 17:06:57,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:57" (1/1) ... [2019-09-25 17:06:57,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:57" (1/1) ... [2019-09-25 17:06:57,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:57" (1/1) ... [2019-09-25 17:06:57,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:57" (1/1) ... [2019-09-25 17:06:57,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:57" (1/1) ... [2019-09-25 17:06:57,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:57" (1/1) ... [2019-09-25 17:06:57,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:06:57,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:06:57,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:06:57,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:06:57,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:57" (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 17:06:57,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:06:57,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:06:57,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:06:57,424 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:06:57,424 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:06:57,424 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:06:57,427 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:06:57,428 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:06:57,428 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:06:57,428 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:06:57,429 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:06:57,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:06:57,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:06:57,430 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:06:57,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:06:57,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:06:57,432 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:06:57,433 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:06:57,433 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:06:57,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:06:57,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:06:57,434 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:06:57,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:06:57,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:06:57,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:06:57,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:06:57,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:06:57,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:06:57,436 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:06:57,436 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:06:57,436 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:06:57,436 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:06:57,436 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:06:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:06:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:06:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:06:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:06:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:06:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:06:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:06:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:06:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:06:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:06:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:06:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:06:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:06:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:06:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:06:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:06:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:06:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:06:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:06:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:06:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:06:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:06:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:06:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:06:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:06:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:06:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:06:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:06:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:06:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:06:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:06:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:06:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:06:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:06:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:06:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:06:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:06:57,445 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:06:57,445 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:06:57,446 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:06:57,446 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:06:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:06:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:06:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:06:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:06:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:06:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:06:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:06:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:06:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:06:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:06:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:06:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:06:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:06:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:06:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:06:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:06:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:06:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:06:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:06:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:06:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:06:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:06:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:06:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:06:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:06:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:06:59,022 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:06:59,023 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:06:59,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:06:59 BoogieIcfgContainer [2019-09-25 17:06:59,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:06:59,025 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:06:59,025 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:06:59,025 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:06:59,026 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:06:59" (1/1) ... [2019-09-25 17:06:59,027 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 17:06:59,060 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:06:59,064 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:06:59,082 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:06:59,094 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:06:59,096 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:07:07,719 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:07:09,518 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:07:09,640 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:07:09,803 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:07:09,920 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:07:09,946 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:07:10,004 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:07:10,009 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:07:10,201 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:07:10,320 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:07:10,771 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:07:11,227 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-25 17:07:23,315 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 69 for LOIs [2019-09-25 17:07:23,385 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 69 for LOIs [2019-09-25 17:07:23,409 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 63 for LOIs [2019-09-25 17:07:23,412 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 77 for LOIs [2019-09-25 17:07:23,418 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:07:23,418 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:07:23,420 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 4053#(and (= |#t~string50.offset| 0) (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string56.offset| 0) (= |#t~string47.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (= |#t~string46.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string16.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) [2019-09-25 17:07:23,437 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:07:23,437 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:07:23,439 INFO L168 Benchmark]: Toolchain (without parser) took 26937.58 ms. Allocated memory was 129.5 MB in the beginning and 829.9 MB in the end (delta: 700.4 MB). Free memory was 84.4 MB in the beginning and 151.2 MB in the end (delta: -66.8 MB). Peak memory consumption was 633.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:23,440 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:07:23,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.18 ms. Allocated memory was 129.5 MB in the beginning and 197.1 MB in the end (delta: 67.6 MB). Free memory was 84.1 MB in the beginning and 161.5 MB in the end (delta: -77.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:23,442 INFO L168 Benchmark]: Boogie Preprocessor took 135.29 ms. Allocated memory is still 197.1 MB. Free memory was 161.5 MB in the beginning and 156.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:23,443 INFO L168 Benchmark]: RCFGBuilder took 1688.01 ms. Allocated memory was 197.1 MB in the beginning and 214.4 MB in the end (delta: 17.3 MB). Free memory was 156.8 MB in the beginning and 134.1 MB in the end (delta: 22.7 MB). Peak memory consumption was 96.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:23,444 INFO L168 Benchmark]: Sifa took 24412.42 ms. Allocated memory was 214.4 MB in the beginning and 829.9 MB in the end (delta: 615.5 MB). Free memory was 134.1 MB in the beginning and 151.2 MB in the end (delta: -17.1 MB). Peak memory consumption was 598.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:23,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 698.18 ms. Allocated memory was 129.5 MB in the beginning and 197.1 MB in the end (delta: 67.6 MB). Free memory was 84.1 MB in the beginning and 161.5 MB in the end (delta: -77.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 135.29 ms. Allocated memory is still 197.1 MB. Free memory was 161.5 MB in the beginning and 156.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1688.01 ms. Allocated memory was 197.1 MB in the beginning and 214.4 MB in the end (delta: 17.3 MB). Free memory was 156.8 MB in the beginning and 134.1 MB in the end (delta: 22.7 MB). Peak memory consumption was 96.1 MB. Max. memory is 7.1 GB. * Sifa took 24412.42 ms. Allocated memory was 214.4 MB in the beginning and 829.9 MB in the end (delta: 615.5 MB). Free memory was 134.1 MB in the beginning and 151.2 MB in the end (delta: -17.1 MB). Peak memory consumption was 598.4 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]: 24360, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1958, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 1349, TOOLS_POST_TIME[ms]: 10916, TOOLS_POST_CALL_APPLICATIONS: 418, TOOLS_POST_CALL_TIME[ms]: 407, TOOLS_POST_RETURN_APPLICATIONS: 409, TOOLS_POST_RETURN_TIME[ms]: 276, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2176, TOOLS_QUANTIFIERELIM_TIME[ms]: 11163, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10463, FLUID_QUERY_TIME[ms]: 42, FLUID_QUERIES: 2088, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 406, DOMAIN_JOIN_TIME[ms]: 9544, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 50, DOMAIN_WIDEN_TIME[ms]: 2130, DOMAIN_ISSUBSETEQ_APPLICATIONS: 130, DOMAIN_ISSUBSETEQ_TIME[ms]: 308, DOMAIN_ISBOTTOM_APPLICATIONS: 207, DOMAIN_ISBOTTOM_TIME[ms]: 444, LOOP_SUMMARIZER_APPLICATIONS: 80, LOOP_SUMMARIZER_CACHE_MISSES: 80, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11419, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11418, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 130, CALL_SUMMARIZER_APPLICATIONS: 409, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10986, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10983, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 59, DAG_COMPRESSION_PROCESSED_NODES: 1139, DAG_COMPRESSION_RETAINED_NODES: 586 - UnprovableResult [Line: 1005]: 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 4053#(and (= |#t~string50.offset| 0) (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string56.offset| 0) (= |#t~string47.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (= |#t~string46.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string16.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...