java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:18:54,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:18:54,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:18:54,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:18:54,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:18:54,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:18:54,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:18:54,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:18:54,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:18:54,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:18:54,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:18:54,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:18:54,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:18:54,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:18:54,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:18:54,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:18:54,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:18:54,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:18:54,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:18:54,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:18:54,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:18:54,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:18:54,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:18:54,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:18:54,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:18:54,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:18:54,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:18:54,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:18:54,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:18:54,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:18:54,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:18:54,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:18:54,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:18:54,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:18:54,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:18:54,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:18:54,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:18:54,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:18:54,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:18:54,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:18:54,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:18:54,350 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 [2019-10-07 15:18:54,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:18:54,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:18:54,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:18:54,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:18:54,385 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:18:54,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:18:54,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:18:54,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:18:54,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:18:54,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:18:54,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:18:54,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:18:54,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:18:54,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:18:54,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:18:54,387 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:18:54,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:18:54,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:18:54,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:18:54,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:18:54,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:18:54,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:18:54,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:18:54,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:18:54,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:18:54,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:18:54,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:18:54,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:18:54,390 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 15:18:54,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:18:54,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:18:54,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:18:54,681 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:18:54,681 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:18:54,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c [2019-10-07 15:18:54,755 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2240bf5f4/d325917de36542e2bcba95bdd4653fe5/FLAGfbaa1e4d2 [2019-10-07 15:18:55,253 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:18:55,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c [2019-10-07 15:18:55,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2240bf5f4/d325917de36542e2bcba95bdd4653fe5/FLAGfbaa1e4d2 [2019-10-07 15:18:55,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2240bf5f4/d325917de36542e2bcba95bdd4653fe5 [2019-10-07 15:18:55,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:18:55,585 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:18:55,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:18:55,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:18:55,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:18:55,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:18:55" (1/1) ... [2019-10-07 15:18:55,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76f2c82e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:55, skipping insertion in model container [2019-10-07 15:18:55,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:18:55" (1/1) ... [2019-10-07 15:18:55,601 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:18:55,655 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:18:56,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:18:56,161 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:18:56,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:18:56,274 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:18:56,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:56 WrapperNode [2019-10-07 15:18:56,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:18:56,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:18:56,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:18:56,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:18:56,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:56" (1/1) ... [2019-10-07 15:18:56,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:56" (1/1) ... [2019-10-07 15:18:56,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:56" (1/1) ... [2019-10-07 15:18:56,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:56" (1/1) ... [2019-10-07 15:18:56,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:56" (1/1) ... [2019-10-07 15:18:56,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:56" (1/1) ... [2019-10-07 15:18:56,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:56" (1/1) ... [2019-10-07 15:18:56,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:18:56,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:18:56,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:18:56,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:18:56,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:56" (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 [2019-10-07 15:18:56,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:18:56,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:18:56,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:18:56,430 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:18:56,430 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:18:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:18:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:18:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:18:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:18:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:18:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:18:56,432 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:18:56,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:18:56,432 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:18:56,432 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:18:56,432 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:18:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:18:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:18:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:18:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-07 15:18:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:18:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:18:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:18:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:18:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:18:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:18:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:18:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:18:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-07 15:18:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:18:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:18:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:18:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:18:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:18:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:18:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-07 15:18:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:18:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:18:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:18:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:18:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:18:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:18:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:18:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:18:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:18:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:18:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:18:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:18:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:18:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:18:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:18:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:18:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:18:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:18:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:18:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:18:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:18:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:18:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:18:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:18:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-07 15:18:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:18:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:18:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:18:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:18:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:18:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:18:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:18:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:18:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:18:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:18:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:18:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:18:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:18:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:18:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:18:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:18:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-07 15:18:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:18:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:18:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:18:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-07 15:18:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:18:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:18:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:18:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:18:57,914 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:18:57,914 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:18:57,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:18:57 BoogieIcfgContainer [2019-10-07 15:18:57,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:18:57,917 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:18:57,917 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:18:57,920 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:18:57,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:18:55" (1/3) ... [2019-10-07 15:18:57,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6733535d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:18:57, skipping insertion in model container [2019-10-07 15:18:57,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:56" (2/3) ... [2019-10-07 15:18:57,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6733535d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:18:57, skipping insertion in model container [2019-10-07 15:18:57,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:18:57" (3/3) ... [2019-10-07 15:18:57,924 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product07.cil.c [2019-10-07 15:18:57,933 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:18:57,942 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:18:57,953 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:18:57,978 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:18:57,979 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:18:57,979 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:18:57,979 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:18:57,980 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:18:57,980 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:18:57,980 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:18:57,980 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:18:58,001 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2019-10-07 15:18:58,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-07 15:18:58,010 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:58,011 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:58,013 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:58,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:58,019 INFO L82 PathProgramCache]: Analyzing trace with hash 865546532, now seen corresponding path program 1 times [2019-10-07 15:18:58,028 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:58,028 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:58,029 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:58,029 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:58,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:58,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:58,403 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:58,403 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:58,404 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:18:58,408 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:18:58,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:18:58,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:18:58,424 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2019-10-07 15:18:58,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:58,461 INFO L93 Difference]: Finished difference Result 189 states and 232 transitions. [2019-10-07 15:18:58,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:18:58,463 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-07 15:18:58,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:58,474 INFO L225 Difference]: With dead ends: 189 [2019-10-07 15:18:58,474 INFO L226 Difference]: Without dead ends: 95 [2019-10-07 15:18:58,479 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:18:58,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-10-07 15:18:58,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-10-07 15:18:58,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-07 15:18:58,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2019-10-07 15:18:58,526 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 42 [2019-10-07 15:18:58,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:58,527 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2019-10-07 15:18:58,527 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:18:58,527 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2019-10-07 15:18:58,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-07 15:18:58,530 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:58,531 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:58,531 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:58,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:58,532 INFO L82 PathProgramCache]: Analyzing trace with hash -1692072539, now seen corresponding path program 1 times [2019-10-07 15:18:58,532 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:58,532 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:58,532 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:58,532 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:58,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:58,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:58,663 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:58,663 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:58,663 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:18:58,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:18:58,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:18:58,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:18:58,667 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 3 states. [2019-10-07 15:18:58,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:58,704 INFO L93 Difference]: Finished difference Result 140 states and 160 transitions. [2019-10-07 15:18:58,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:18:58,704 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-07 15:18:58,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:58,709 INFO L225 Difference]: With dead ends: 140 [2019-10-07 15:18:58,709 INFO L226 Difference]: Without dead ends: 87 [2019-10-07 15:18:58,711 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:18:58,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2019-10-07 15:18:58,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2019-10-07 15:18:58,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-10-07 15:18:58,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2019-10-07 15:18:58,741 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 43 [2019-10-07 15:18:58,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:58,741 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2019-10-07 15:18:58,741 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:18:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2019-10-07 15:18:58,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 15:18:58,745 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:58,745 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:58,745 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:58,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:58,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1175598418, now seen corresponding path program 1 times [2019-10-07 15:18:58,746 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:58,748 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:58,748 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:58,748 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:58,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:58,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:58,972 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:58,973 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:58,973 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:18:58,975 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:18:58,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:18:58,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:18:58,976 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 7 states. [2019-10-07 15:18:59,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:59,362 INFO L93 Difference]: Finished difference Result 261 states and 310 transitions. [2019-10-07 15:18:59,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 15:18:59,363 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2019-10-07 15:18:59,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:59,367 INFO L225 Difference]: With dead ends: 261 [2019-10-07 15:18:59,367 INFO L226 Difference]: Without dead ends: 196 [2019-10-07 15:18:59,368 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:18:59,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2019-10-07 15:18:59,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 188. [2019-10-07 15:18:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2019-10-07 15:18:59,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 223 transitions. [2019-10-07 15:18:59,395 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 223 transitions. Word has length 46 [2019-10-07 15:18:59,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:59,396 INFO L462 AbstractCegarLoop]: Abstraction has 188 states and 223 transitions. [2019-10-07 15:18:59,396 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:18:59,396 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 223 transitions. [2019-10-07 15:18:59,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-07 15:18:59,398 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:59,399 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:59,399 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:59,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:59,399 INFO L82 PathProgramCache]: Analyzing trace with hash -2099411360, now seen corresponding path program 1 times [2019-10-07 15:18:59,400 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:59,400 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:59,400 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:59,400 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:59,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:59,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:59,538 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:59,538 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:59,538 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-07 15:18:59,539 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-07 15:18:59,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-07 15:18:59,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:18:59,539 INFO L87 Difference]: Start difference. First operand 188 states and 223 transitions. Second operand 10 states. [2019-10-07 15:19:00,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:00,047 INFO L93 Difference]: Finished difference Result 647 states and 814 transitions. [2019-10-07 15:19:00,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-07 15:19:00,047 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 51 [2019-10-07 15:19:00,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:00,059 INFO L225 Difference]: With dead ends: 647 [2019-10-07 15:19:00,059 INFO L226 Difference]: Without dead ends: 481 [2019-10-07 15:19:00,064 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-07 15:19:00,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2019-10-07 15:19:00,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 457. [2019-10-07 15:19:00,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2019-10-07 15:19:00,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 560 transitions. [2019-10-07 15:19:00,130 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 560 transitions. Word has length 51 [2019-10-07 15:19:00,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:00,131 INFO L462 AbstractCegarLoop]: Abstraction has 457 states and 560 transitions. [2019-10-07 15:19:00,131 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-07 15:19:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 560 transitions. [2019-10-07 15:19:00,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-07 15:19:00,134 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:00,134 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:19:00,135 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:00,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:00,135 INFO L82 PathProgramCache]: Analyzing trace with hash 240620681, now seen corresponding path program 1 times [2019-10-07 15:19:00,135 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:00,136 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:00,136 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:00,136 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:00,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:00,222 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:00,222 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:00,223 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 15:19:00,223 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 15:19:00,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 15:19:00,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 15:19:00,224 INFO L87 Difference]: Start difference. First operand 457 states and 560 transitions. Second operand 4 states. [2019-10-07 15:19:00,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:00,365 INFO L93 Difference]: Finished difference Result 790 states and 1003 transitions. [2019-10-07 15:19:00,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 15:19:00,365 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2019-10-07 15:19:00,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:00,368 INFO L225 Difference]: With dead ends: 790 [2019-10-07 15:19:00,368 INFO L226 Difference]: Without dead ends: 355 [2019-10-07 15:19:00,370 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-07 15:19:00,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2019-10-07 15:19:00,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 343. [2019-10-07 15:19:00,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2019-10-07 15:19:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 390 transitions. [2019-10-07 15:19:00,394 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 390 transitions. Word has length 54 [2019-10-07 15:19:00,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:00,395 INFO L462 AbstractCegarLoop]: Abstraction has 343 states and 390 transitions. [2019-10-07 15:19:00,395 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 15:19:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 390 transitions. [2019-10-07 15:19:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-10-07 15:19:00,397 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:00,397 INFO L385 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:19:00,398 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:00,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:00,398 INFO L82 PathProgramCache]: Analyzing trace with hash 1432695412, now seen corresponding path program 1 times [2019-10-07 15:19:00,398 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:00,399 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:00,399 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:00,399 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:00,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:00,524 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-07 15:19:00,525 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:00,525 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 15:19:00,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 15:19:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:00,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-07 15:19:00,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 15:19:00,762 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-07 15:19:00,762 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 15:19:00,892 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-07 15:19:00,892 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 15:19:00,893 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [7] total 9 [2019-10-07 15:19:00,894 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:19:00,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:19:00,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-10-07 15:19:00,895 INFO L87 Difference]: Start difference. First operand 343 states and 390 transitions. Second operand 7 states. [2019-10-07 15:19:01,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:01,039 INFO L93 Difference]: Finished difference Result 349 states and 396 transitions. [2019-10-07 15:19:01,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 15:19:01,040 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 78 [2019-10-07 15:19:01,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:01,041 INFO L225 Difference]: With dead ends: 349 [2019-10-07 15:19:01,041 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:19:01,043 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-10-07 15:19:01,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:19:01,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:19:01,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:19:01,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:19:01,044 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2019-10-07 15:19:01,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:01,044 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:19:01,044 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:19:01,044 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:19:01,045 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:19:01,251 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 15:19:01,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:19:02,454 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 386) no Hoare annotation was computed. [2019-10-07 15:19:02,454 INFO L443 ceAbstractionStarter]: For program point L376-2(lines 376 397) no Hoare annotation was computed. [2019-10-07 15:19:02,454 INFO L443 ceAbstractionStarter]: For program point L398(lines 375 399) no Hoare annotation was computed. [2019-10-07 15:19:02,454 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 351 406) no Hoare annotation was computed. [2019-10-07 15:19:02,454 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 351 406) no Hoare annotation was computed. [2019-10-07 15:19:02,454 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 443) no Hoare annotation was computed. [2019-10-07 15:19:02,454 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 407 466) no Hoare annotation was computed. [2019-10-07 15:19:02,454 INFO L443 ceAbstractionStarter]: For program point L433-2(lines 433 458) no Hoare annotation was computed. [2019-10-07 15:19:02,455 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 407 466) no Hoare annotation was computed. [2019-10-07 15:19:02,455 INFO L443 ceAbstractionStarter]: For program point L459(lines 432 460) no Hoare annotation was computed. [2019-10-07 15:19:02,455 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 407 466) no Hoare annotation was computed. [2019-10-07 15:19:02,455 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-07 15:19:02,455 INFO L443 ceAbstractionStarter]: For program point L452-1(line 452) no Hoare annotation was computed. [2019-10-07 15:19:02,455 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-07 15:19:02,456 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-07 15:19:02,456 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-07 15:19:02,456 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-07 15:19:02,456 INFO L439 ceAbstractionStarter]: At program point L287(line 287) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-07 15:19:02,456 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 273 297) the Hoare annotation is: true [2019-10-07 15:19:02,456 INFO L443 ceAbstractionStarter]: For program point L285(lines 285 291) no Hoare annotation was computed. [2019-10-07 15:19:02,457 INFO L439 ceAbstractionStarter]: At program point L283(line 283) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0)) [2019-10-07 15:19:02,457 INFO L443 ceAbstractionStarter]: For program point L283-1(line 283) no Hoare annotation was computed. [2019-10-07 15:19:02,457 INFO L443 ceAbstractionStarter]: For program point L281(lines 281 294) no Hoare annotation was computed. [2019-10-07 15:19:02,457 INFO L443 ceAbstractionStarter]: For program point L281-1(lines 273 297) no Hoare annotation was computed. [2019-10-07 15:19:02,457 INFO L446 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2019-10-07 15:19:02,457 INFO L443 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2019-10-07 15:19:02,457 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 273 297) no Hoare annotation was computed. [2019-10-07 15:19:02,457 INFO L439 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,458 INFO L439 ceAbstractionStarter]: At program point L161-1(line 161) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,458 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 155 177) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,458 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 155 177) no Hoare annotation was computed. [2019-10-07 15:19:02,458 INFO L439 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,458 INFO L439 ceAbstractionStarter]: At program point L167-1(line 167) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,459 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 172) no Hoare annotation was computed. [2019-10-07 15:19:02,459 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 165 172) no Hoare annotation was computed. [2019-10-07 15:19:02,459 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-10-07 15:19:02,459 INFO L439 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,459 INFO L443 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-10-07 15:19:02,459 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-10-07 15:19:02,459 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 113 136) no Hoare annotation was computed. [2019-10-07 15:19:02,460 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-07 15:19:02,460 INFO L443 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-10-07 15:19:02,460 INFO L443 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2019-10-07 15:19:02,460 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 113 136) no Hoare annotation was computed. [2019-10-07 15:19:02,460 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-10-07 15:19:02,460 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 113 136) no Hoare annotation was computed. [2019-10-07 15:19:02,460 INFO L443 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-10-07 15:19:02,461 INFO L443 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2019-10-07 15:19:02,461 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-10-07 15:19:02,461 INFO L443 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-10-07 15:19:02,461 INFO L443 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2019-10-07 15:19:02,461 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-07 15:19:02,461 INFO L443 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2019-10-07 15:19:02,461 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-07 15:19:02,461 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 867 881) no Hoare annotation was computed. [2019-10-07 15:19:02,462 INFO L439 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-07 15:19:02,462 INFO L443 ceAbstractionStarter]: For program point L871(lines 871 877) no Hoare annotation was computed. [2019-10-07 15:19:02,462 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 867 881) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-07 15:19:02,462 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 822 830) no Hoare annotation was computed. [2019-10-07 15:19:02,462 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 822 830) the Hoare annotation is: true [2019-10-07 15:19:02,462 INFO L443 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2019-10-07 15:19:02,463 INFO L443 ceAbstractionStarter]: For program point L861-1(line 861) no Hoare annotation was computed. [2019-10-07 15:19:02,463 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 831 866) no Hoare annotation was computed. [2019-10-07 15:19:02,463 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 831 866) no Hoare annotation was computed. [2019-10-07 15:19:02,463 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-07 15:19:02,463 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-07 15:19:02,463 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 305 350) no Hoare annotation was computed. [2019-10-07 15:19:02,463 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 305 350) no Hoare annotation was computed. [2019-10-07 15:19:02,464 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 618 663) no Hoare annotation was computed. [2019-10-07 15:19:02,464 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 618 663) no Hoare annotation was computed. [2019-10-07 15:19:02,464 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 145 154) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,464 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 145 154) no Hoare annotation was computed. [2019-10-07 15:19:02,464 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 145 154) no Hoare annotation was computed. [2019-10-07 15:19:02,464 INFO L446 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: true [2019-10-07 15:19:02,464 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 811 821) the Hoare annotation is: true [2019-10-07 15:19:02,464 INFO L443 ceAbstractionStarter]: For program point L816-1(line 816) no Hoare annotation was computed. [2019-10-07 15:19:02,465 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 811 821) no Hoare annotation was computed. [2019-10-07 15:19:02,465 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 803 810) the Hoare annotation is: true [2019-10-07 15:19:02,465 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 803 810) no Hoare annotation was computed. [2019-10-07 15:19:02,465 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 770 794) no Hoare annotation was computed. [2019-10-07 15:19:02,465 INFO L439 ceAbstractionStarter]: At program point L789(line 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-07 15:19:02,465 INFO L443 ceAbstractionStarter]: For program point L789-1(lines 770 794) no Hoare annotation was computed. [2019-10-07 15:19:02,465 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 770 794) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-07 15:19:02,466 INFO L439 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:19:02,466 INFO L439 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:19:02,466 INFO L443 ceAbstractionStarter]: For program point L778(lines 778 786) no Hoare annotation was computed. [2019-10-07 15:19:02,466 INFO L439 ceAbstractionStarter]: At program point L776(line 776) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:19:02,466 INFO L443 ceAbstractionStarter]: For program point L776-1(line 776) no Hoare annotation was computed. [2019-10-07 15:19:02,466 INFO L443 ceAbstractionStarter]: For program point L774(lines 774 791) no Hoare annotation was computed. [2019-10-07 15:19:02,466 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 762 768) no Hoare annotation was computed. [2019-10-07 15:19:02,466 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 762 768) the Hoare annotation is: true [2019-10-07 15:19:02,467 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 666 731) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,467 INFO L439 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,467 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 702) no Hoare annotation was computed. [2019-10-07 15:19:02,467 INFO L443 ceAbstractionStarter]: For program point L696-1(lines 696 702) no Hoare annotation was computed. [2019-10-07 15:19:02,467 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 666 731) no Hoare annotation was computed. [2019-10-07 15:19:02,467 INFO L439 ceAbstractionStarter]: At program point L721(lines 676 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,468 INFO L439 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,468 INFO L443 ceAbstractionStarter]: For program point L686(lines 686 692) no Hoare annotation was computed. [2019-10-07 15:19:02,468 INFO L443 ceAbstractionStarter]: For program point L686-1(lines 686 692) no Hoare annotation was computed. [2019-10-07 15:19:02,468 INFO L439 ceAbstractionStarter]: At program point L724(lines 675 725) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,468 INFO L439 ceAbstractionStarter]: At program point L714(line 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,468 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2019-10-07 15:19:02,468 INFO L439 ceAbstractionStarter]: At program point L712-1(lines 706 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:02,469 INFO L443 ceAbstractionStarter]: For program point L677(lines 676 723) no Hoare annotation was computed. [2019-10-07 15:19:02,469 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 666 731) no Hoare annotation was computed. [2019-10-07 15:19:02,469 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 719) no Hoare annotation was computed. [2019-10-07 15:19:02,469 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 572 617) no Hoare annotation was computed. [2019-10-07 15:19:02,469 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 572 617) no Hoare annotation was computed. [2019-10-07 15:19:02,469 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 239 261) no Hoare annotation was computed. [2019-10-07 15:19:02,469 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 239 261) no Hoare annotation was computed. [2019-10-07 15:19:02,470 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-07 15:19:02,470 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-07 15:19:02,470 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 469 571) no Hoare annotation was computed. [2019-10-07 15:19:02,470 INFO L443 ceAbstractionStarter]: For program point L539(lines 517 540) no Hoare annotation was computed. [2019-10-07 15:19:02,470 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 514) no Hoare annotation was computed. [2019-10-07 15:19:02,470 INFO L443 ceAbstractionStarter]: For program point L519(lines 518 538) no Hoare annotation was computed. [2019-10-07 15:19:02,470 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-07 15:19:02,470 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 469 571) no Hoare annotation was computed. [2019-10-07 15:19:02,470 INFO L443 ceAbstractionStarter]: For program point L550-1(line 550) no Hoare annotation was computed. [2019-10-07 15:19:02,471 INFO L443 ceAbstractionStarter]: For program point L515(lines 515 556) no Hoare annotation was computed. [2019-10-07 15:19:02,471 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-10-07 15:19:02,471 INFO L443 ceAbstractionStarter]: For program point L534-1(line 534) no Hoare annotation was computed. [2019-10-07 15:19:02,471 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 469 571) no Hoare annotation was computed. [2019-10-07 15:19:02,471 INFO L443 ceAbstractionStarter]: For program point L493(lines 493 497) no Hoare annotation was computed. [2019-10-07 15:19:02,471 INFO L443 ceAbstractionStarter]: For program point L518-2(lines 518 538) no Hoare annotation was computed. [2019-10-07 15:19:02,471 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-07 15:19:02,471 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:19:02,472 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 795 802) no Hoare annotation was computed. [2019-10-07 15:19:02,472 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 795 802) no Hoare annotation was computed. [2019-10-07 15:19:02,472 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 262 270) the Hoare annotation is: true [2019-10-07 15:19:02,472 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 262 270) no Hoare annotation was computed. [2019-10-07 15:19:02,472 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 218 229) the Hoare annotation is: true [2019-10-07 15:19:02,472 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 218 229) no Hoare annotation was computed. [2019-10-07 15:19:02,472 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:19:02,472 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:19:02,473 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 738 761) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) (or .cse0 (= ~pumpRunning~0 0)))) [2019-10-07 15:19:02,473 INFO L439 ceAbstractionStarter]: At program point L751(line 751) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)) (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))))) [2019-10-07 15:19:02,473 INFO L439 ceAbstractionStarter]: At program point L749(lines 749 755) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) (or .cse0 (= ~pumpRunning~0 0)))) [2019-10-07 15:19:02,473 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 738 761) no Hoare annotation was computed. [2019-10-07 15:19:02,473 INFO L439 ceAbstractionStarter]: At program point L744(line 744) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-07 15:19:02,473 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 738 761) no Hoare annotation was computed. [2019-10-07 15:19:02,474 INFO L443 ceAbstractionStarter]: For program point L742(lines 741 760) no Hoare annotation was computed. [2019-10-07 15:19:02,474 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 80 109) no Hoare annotation was computed. [2019-10-07 15:19:02,474 INFO L443 ceAbstractionStarter]: For program point L94(lines 94 98) no Hoare annotation was computed. [2019-10-07 15:19:02,474 INFO L446 ceAbstractionStarter]: At program point L94-1(lines 94 98) the Hoare annotation is: true [2019-10-07 15:19:02,474 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 80 109) the Hoare annotation is: true [2019-10-07 15:19:02,474 INFO L446 ceAbstractionStarter]: At program point L90-2(lines 90 104) the Hoare annotation is: true [2019-10-07 15:19:02,474 INFO L446 ceAbstractionStarter]: At program point L86(line 86) the Hoare annotation is: true [2019-10-07 15:19:02,474 INFO L443 ceAbstractionStarter]: For program point L86-1(line 86) no Hoare annotation was computed. [2019-10-07 15:19:02,475 INFO L446 ceAbstractionStarter]: At program point L105(lines 80 109) the Hoare annotation is: true [2019-10-07 15:19:02,475 INFO L443 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2019-10-07 15:19:02,475 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 230 238) the Hoare annotation is: true [2019-10-07 15:19:02,475 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 230 238) no Hoare annotation was computed. [2019-10-07 15:19:02,475 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 194 205) the Hoare annotation is: true [2019-10-07 15:19:02,475 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 194 205) no Hoare annotation was computed. [2019-10-07 15:19:02,475 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 137 143) no Hoare annotation was computed. [2019-10-07 15:19:02,475 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 137 143) the Hoare annotation is: true [2019-10-07 15:19:02,476 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:19:02,476 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-07 15:19:02,476 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:19:02,476 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:19:02,476 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 206 217) no Hoare annotation was computed. [2019-10-07 15:19:02,476 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 206 217) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) [2019-10-07 15:19:02,476 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 179 186) the Hoare annotation is: true [2019-10-07 15:19:02,477 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2019-10-07 15:19:02,477 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 179 186) no Hoare annotation was computed. [2019-10-07 15:19:02,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:19:02 BoogieIcfgContainer [2019-10-07 15:19:02,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:19:02,498 INFO L168 Benchmark]: Toolchain (without parser) took 6912.10 ms. Allocated memory was 145.2 MB in the beginning and 291.5 MB in the end (delta: 146.3 MB). Free memory was 100.8 MB in the beginning and 193.2 MB in the end (delta: -92.4 MB). Peak memory consumption was 160.8 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:02,499 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 145.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-07 15:19:02,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.79 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.6 MB in the beginning and 170.8 MB in the end (delta: -70.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:02,503 INFO L168 Benchmark]: Boogie Preprocessor took 103.94 ms. Allocated memory is still 202.4 MB. Free memory was 170.8 MB in the beginning and 166.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:02,504 INFO L168 Benchmark]: RCFGBuilder took 1536.08 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 166.8 MB in the beginning and 157.2 MB in the end (delta: 9.6 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:02,508 INFO L168 Benchmark]: TraceAbstraction took 4578.89 ms. Allocated memory was 235.4 MB in the beginning and 291.5 MB in the end (delta: 56.1 MB). Free memory was 157.2 MB in the beginning and 193.2 MB in the end (delta: -36.1 MB). Peak memory consumption was 127.0 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:02,515 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 ms. Allocated memory is still 145.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 688.79 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.6 MB in the beginning and 170.8 MB in the end (delta: -70.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.94 ms. Allocated memory is still 202.4 MB. Free memory was 170.8 MB in the beginning and 166.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1536.08 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 166.8 MB in the beginning and 157.2 MB in the end (delta: 9.6 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4578.89 ms. Allocated memory was 235.4 MB in the beginning and 291.5 MB in the end (delta: 56.1 MB). Free memory was 157.2 MB in the beginning and 193.2 MB in the end (delta: -36.1 MB). Peak memory consumption was 127.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 167 locations, 1 error locations. Result: SAFE, OverallTime: 4.5s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, HoareTripleCheckerStatistics: 602 SDtfs, 463 SDslu, 1333 SDs, 0 SdLazy, 487 SolverSat, 113 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 224 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=457occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 44 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 531 PreInvPairs, 589 NumberOfFragments, 528 HoareAnnotationTreeSize, 531 FomulaSimplifications, 768 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 52 FomulaSimplificationsInter, 2657 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 392 NumberOfCodeBlocks, 392 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 462 ConstructedInterpolants, 0 QuantifiedInterpolants, 50429 SizeOfPredicates, 2 NumberOfNonLiveVariables, 738 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 57/60 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...