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 NONE -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:12:22,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:12:22,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:12:22,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:12:22,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:12:22,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:12:22,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:12:22,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:12:22,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:12:22,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:12:22,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:12:22,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:12:22,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:12:22,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:12:22,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:12:22,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:12:22,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:12:22,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:12:22,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:12:22,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:12:22,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:12:22,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:12:22,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:12:22,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:12:22,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:12:22,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:12:22,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:12:22,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:12:22,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:12:22,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:12:22,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:12:22,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:12:22,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:12:22,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:12:22,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:12:22,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:12:22,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:12:22,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:12:22,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:12:22,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:12:22,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:12:22,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:12:22,439 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:12:22,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:12:22,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:12:22,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:12:22,441 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:12:22,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:12:22,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:12:22,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:12:22,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:12:22,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:12:22,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:12:22,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:12:22,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:12:22,443 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:12:22,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:12:22,443 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:12:22,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:12:22,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:12:22,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:12:22,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:12:22,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:12:22,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:12:22,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:12:22,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:12:22,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:12:22,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:12:22,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:12:22,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:12:22,446 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 -> NONE [2019-09-20 15:12:22,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:12:22,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:12:22,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:12:22,493 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:12:22,493 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:12:22,494 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2019-09-20 15:12:22,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec25aa3e5/ed24ec3931904c5f9d9dac409518c4f8/FLAGd0de2c55e [2019-09-20 15:12:23,016 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:12:23,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2019-09-20 15:12:23,035 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec25aa3e5/ed24ec3931904c5f9d9dac409518c4f8/FLAGd0de2c55e [2019-09-20 15:12:23,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec25aa3e5/ed24ec3931904c5f9d9dac409518c4f8 [2019-09-20 15:12:23,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:12:23,330 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:12:23,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:12:23,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:12:23,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:12:23,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:12:23" (1/1) ... [2019-09-20 15:12:23,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5038e766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:23, skipping insertion in model container [2019-09-20 15:12:23,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:12:23" (1/1) ... [2019-09-20 15:12:23,345 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:12:23,402 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:12:23,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:12:23,856 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:12:23,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:12:24,030 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:12:24,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:24 WrapperNode [2019-09-20 15:12:24,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:12:24,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:12:24,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:12:24,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:12:24,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:24" (1/1) ... [2019-09-20 15:12:24,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:24" (1/1) ... [2019-09-20 15:12:24,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:24" (1/1) ... [2019-09-20 15:12:24,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:24" (1/1) ... [2019-09-20 15:12:24,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:24" (1/1) ... [2019-09-20 15:12:24,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:24" (1/1) ... [2019-09-20 15:12:24,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:24" (1/1) ... [2019-09-20 15:12:24,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:12:24,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:12:24,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:12:24,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:12:24,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:12:24,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:12:24,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:12:24,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:12:24,177 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:12:24,178 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:12:24,178 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:12:24,179 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:12:24,180 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:12:24,180 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:12:24,180 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:12:24,180 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:12:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:12:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:12:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:12:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:12:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:12:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:12:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:12:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:12:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:12:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:12:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:12:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:12:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:12:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:12:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:12:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:12:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:12:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:12:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:12:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:12:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:12:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:12:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:12:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:12:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:12:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:12:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:12:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:12:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:12:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:12:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:12:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:12:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:12:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:12:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:12:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:12:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:12:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:12:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:12:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:12:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:12:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:12:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:12:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:12:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:12:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:12:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:12:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:12:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:12:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:12:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:12:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:12:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:12:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:12:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:12:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:12:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:12:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:12:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:12:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:12:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:12:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:12:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:12:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:12:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:12:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:12:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:12:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:12:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:12:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:12:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:12:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:12:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:12:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:12:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:12:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:12:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:12:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:12:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:12:25,754 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:12:25,754 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:12:25,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:12:25 BoogieIcfgContainer [2019-09-20 15:12:25,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:12:25,757 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:12:25,757 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:12:25,757 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:12:25,758 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:12:25" (1/1) ... [2019-09-20 15:12:25,759 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:12:25,786 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:12:25,787 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:12:25,797 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:12:25,808 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:12:25,809 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:12:35,724 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:12:35,761 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:12:35,828 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:12:35,844 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:12:36,236 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 15:12:36,238 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 78 for LOIs [2019-09-20 15:12:36,254 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-20 15:12:36,258 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:12:36,258 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:12:36,258 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:12:36,260 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 377#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:12:36,273 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:12:36,273 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:12:36,275 INFO L168 Benchmark]: Toolchain (without parser) took 12945.11 ms. Allocated memory was 138.4 MB in the beginning and 266.3 MB in the end (delta: 127.9 MB). Free memory was 84.5 MB in the beginning and 87.3 MB in the end (delta: -2.8 MB). Peak memory consumption was 125.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:36,276 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-20 15:12:36,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.50 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 84.3 MB in the beginning and 164.4 MB in the end (delta: -80.1 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:36,278 INFO L168 Benchmark]: Boogie Preprocessor took 77.68 ms. Allocated memory is still 198.2 MB. Free memory was 164.4 MB in the beginning and 160.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:36,279 INFO L168 Benchmark]: RCFGBuilder took 1646.51 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 160.7 MB in the beginning and 148.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 94.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:36,280 INFO L168 Benchmark]: Sifa took 10516.67 ms. Allocated memory was 220.2 MB in the beginning and 266.3 MB in the end (delta: 46.1 MB). Free memory was 148.2 MB in the beginning and 87.3 MB in the end (delta: 60.9 MB). Peak memory consumption was 107.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:36,284 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.50 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 84.3 MB in the beginning and 164.4 MB in the end (delta: -80.1 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.68 ms. Allocated memory is still 198.2 MB. Free memory was 164.4 MB in the beginning and 160.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1646.51 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 160.7 MB in the beginning and 148.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 94.3 MB. Max. memory is 7.1 GB. * Sifa took 10516.67 ms. Allocated memory was 220.2 MB in the beginning and 266.3 MB in the end (delta: 46.1 MB). Free memory was 148.2 MB in the beginning and 87.3 MB in the end (delta: 60.9 MB). Peak memory consumption was 107.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 10474, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 180, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 118, TOOLS_POST_TIME[ms]: 9924, TOOLS_POST_CALL_APPLICATIONS: 56, TOOLS_POST_CALL_TIME[ms]: 163, TOOLS_POST_RETURN_APPLICATIONS: 49, TOOLS_POST_RETURN_TIME[ms]: 63, TOOLS_QUANTIFIERELIM_APPLICATIONS: 222, TOOLS_QUANTIFIERELIM_TIME[ms]: 10053, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 9857, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 182, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 61, DOMAIN_JOIN_TIME[ms]: 40, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 136, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 158, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 157, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 49, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 9946, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9945, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 404, DAG_COMPRESSION_RETAINED_NODES: 195 - UnprovableResult [Line: 902]: 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 377#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...