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_spec2_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:33:07,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:33:07,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:33:07,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:33:07,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:33:07,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:33:07,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:33:07,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:33:07,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:33:07,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:33:07,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:33:07,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:33:07,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:33:07,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:33:07,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:33:07,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:33:07,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:33:07,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:33:07,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:33:07,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:33:07,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:33:07,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:33:07,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:33:07,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:33:07,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:33:07,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:33:07,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:33:07,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:33:07,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:33:07,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:33:07,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:33:07,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:33:07,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:33:07,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:33:07,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:33:07,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:33:07,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:33:07,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:33:07,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:33:07,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:33:07,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:33:07,476 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 [2019-09-21 08:33:07,504 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:33:07,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:33:07,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:33:07,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:33:07,506 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:33:07,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:33:07,507 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:33:07,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:33:07,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:33:07,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:33:07,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:33:07,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:33:07,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:33:07,508 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:33:07,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:33:07,508 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:33:07,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:33:07,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:33:07,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:33:07,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:33:07,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:33:07,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:33:07,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:33:07,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:33:07,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:33:07,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:33:07,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:33:07,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:33:07,511 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 [2019-09-21 08:33:07,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:33:07,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:33:07,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:33:07,561 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:33:07,561 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:33:07,562 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product38.cil.c [2019-09-21 08:33:07,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/509766632/b9945081411e410b839016c8b307acca/FLAGa4e2ebb89 [2019-09-21 08:33:08,159 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:33:08,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product38.cil.c [2019-09-21 08:33:08,175 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/509766632/b9945081411e410b839016c8b307acca/FLAGa4e2ebb89 [2019-09-21 08:33:08,436 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/509766632/b9945081411e410b839016c8b307acca [2019-09-21 08:33:08,446 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:33:08,447 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:33:08,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:08,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:33:08,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:33:08,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:08" (1/1) ... [2019-09-21 08:33:08,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc1d1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:08, skipping insertion in model container [2019-09-21 08:33:08,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:08" (1/1) ... [2019-09-21 08:33:08,462 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:33:08,534 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:33:09,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:09,030 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:33:09,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:09,137 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:33:09,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:09 WrapperNode [2019-09-21 08:33:09,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:09,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:33:09,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:33:09,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:33:09,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:09" (1/1) ... [2019-09-21 08:33:09,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:09" (1/1) ... [2019-09-21 08:33:09,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:09" (1/1) ... [2019-09-21 08:33:09,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:09" (1/1) ... [2019-09-21 08:33:09,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:09" (1/1) ... [2019-09-21 08:33:09,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:09" (1/1) ... [2019-09-21 08:33:09,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:09" (1/1) ... [2019-09-21 08:33:09,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:33:09,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:33:09,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:33:09,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:33:09,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:09" (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 [2019-09-21 08:33:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:33:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:33:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:33:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:09,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:09,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:33:09,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:33:09,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:33:09,289 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:33:09,290 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:33:09,290 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:33:09,290 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:09,290 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:33:09,290 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:33:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:33:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:33:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:33:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:33:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:33:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:33:09,292 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:33:09,292 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:33:09,292 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:33:09,292 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:33:09,292 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:33:09,293 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:33:09,293 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:33:09,293 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:33:09,293 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:33:09,293 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:33:09,293 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:33:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:33:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:33:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:33:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:33:09,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:33:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:33:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:33:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:33:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:33:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:33:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:33:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:33:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:33:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:33:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:33:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:33:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:33:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:33:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:33:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:33:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:33:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:33:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:33:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:33:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:33:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:33:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:33:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:33:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:33:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:33:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:33:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:33:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:33:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:33:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:33:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:33:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:33:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:33:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:33:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:33:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:33:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:33:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:33:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:33:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:33:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:33:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:33:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:33:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:33:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:33:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:33:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:33:10,929 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:33:10,930 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:33:10,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:10 BoogieIcfgContainer [2019-09-21 08:33:10,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:33:10,932 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:33:10,932 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:33:10,932 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:33:10,933 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:10" (1/1) ... [2019-09-21 08:33:10,934 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 [2019-09-21 08:33:10,961 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:33:10,961 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:33:10,980 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:33:10,995 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:33:10,996 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:33:20,916 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:33:22,575 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:33:22,739 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:22,868 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:23,036 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:23,054 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:33:23,102 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:33:23,119 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:33:23,282 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:33:23,415 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:33:23,797 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:24,112 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:24,664 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:33:25,019 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:33:25,637 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 512 [2019-09-21 08:33:25,981 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:33:26,432 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:26,747 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:33:27,191 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:33:27,520 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:33:28,222 WARN L191 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:33:28,740 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:33:29,112 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 514 [2019-09-21 08:33:29,283 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 512 [2019-09-21 08:33:29,623 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 522 [2019-09-21 08:33:30,567 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-21 08:33:30,716 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-21 08:33:30,877 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-21 08:33:31,072 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-21 08:33:31,125 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 19 for LOIs [2019-09-21 08:33:31,173 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:33:31,187 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-21 08:33:31,192 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-21 08:33:31,195 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:33:31,196 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:33:31,201 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 885#(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))) [2019-09-21 08:33:31,229 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:33:31,230 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:33:31,233 INFO L168 Benchmark]: Toolchain (without parser) took 22784.79 ms. Allocated memory was 139.5 MB in the beginning and 677.9 MB in the end (delta: 538.4 MB). Free memory was 86.1 MB in the beginning and 624.3 MB in the end (delta: -538.3 MB). Peak memory consumption was 177.4 kB. Max. memory is 7.1 GB. [2019-09-21 08:33:31,235 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:33:31,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.05 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 85.9 MB in the beginning and 163.9 MB in the end (delta: -78.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:31,245 INFO L168 Benchmark]: Boogie Preprocessor took 81.43 ms. Allocated memory is still 199.8 MB. Free memory was 163.9 MB in the beginning and 159.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:31,247 INFO L168 Benchmark]: RCFGBuilder took 1711.01 ms. Allocated memory was 199.8 MB in the beginning and 222.8 MB in the end (delta: 23.1 MB). Free memory was 159.6 MB in the beginning and 142.2 MB in the end (delta: 17.4 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:31,249 INFO L168 Benchmark]: Sifa took 20298.79 ms. Allocated memory was 222.8 MB in the beginning and 677.9 MB in the end (delta: 455.1 MB). Free memory was 142.2 MB in the beginning and 624.3 MB in the end (delta: -482.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:33:31,262 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 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.05 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 85.9 MB in the beginning and 163.9 MB in the end (delta: -78.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.43 ms. Allocated memory is still 199.8 MB. Free memory was 163.9 MB in the beginning and 159.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1711.01 ms. Allocated memory was 199.8 MB in the beginning and 222.8 MB in the end (delta: 23.1 MB). Free memory was 159.6 MB in the beginning and 142.2 MB in the end (delta: 17.4 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. * Sifa took 20298.79 ms. Allocated memory was 222.8 MB in the beginning and 677.9 MB in the end (delta: 455.1 MB). Free memory was 142.2 MB in the beginning and 624.3 MB in the end (delta: -482.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 20249, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 490, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 324, TOOLS_POST_TIME[ms]: 11915, TOOLS_POST_CALL_APPLICATIONS: 132, TOOLS_POST_CALL_TIME[ms]: 337, TOOLS_POST_RETURN_APPLICATIONS: 123, TOOLS_POST_RETURN_TIME[ms]: 143, TOOLS_QUANTIFIERELIM_APPLICATIONS: 579, TOOLS_QUANTIFIERELIM_TIME[ms]: 12225, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11650, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 512, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 130, DOMAIN_JOIN_TIME[ms]: 6288, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 1124, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 53, DOMAIN_ISBOTTOM_APPLICATIONS: 75, DOMAIN_ISBOTTOM_TIME[ms]: 171, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6952, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6951, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 123, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12105, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12103, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 526, DAG_COMPRESSION_RETAINED_NODES: 297 - UnprovableResult [Line: 44]: 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 885#(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...