java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:31:22,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:31:22,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:31:22,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:31:22,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:31:22,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:31:22,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:31:22,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:31:22,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:31:22,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:31:22,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:31:22,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:31:22,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:31:22,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:31:22,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:31:22,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:31:22,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:31:22,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:31:22,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:31:22,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:31:22,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:31:22,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:31:22,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:31:22,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:31:22,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:31:22,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:31:22,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:31:22,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:31:22,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:31:22,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:31:22,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:31:22,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:31:22,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:31:22,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:31:22,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:31:22,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:31:22,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:31:22,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:31:22,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:31:22,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:31:22,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:31:22,332 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:31:22,348 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:31:22,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:31:22,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:31:22,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:31:22,351 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:31:22,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:31:22,351 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:31:22,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:31:22,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:31:22,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:31:22,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:31:22,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:31:22,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:31:22,352 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:31:22,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:31:22,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:31:22,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:31:22,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:31:22,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:31:22,354 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:31:22,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:31:22,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:31:22,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:31:22,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:31:22,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:31:22,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:31:22,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:31:22,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:31:22,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:31:22,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:31:22,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:31:22,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:31:22,409 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:31:22,409 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:31:22,410 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2019-09-21 08:31:22,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5113ee36c/bb81fe6da909430e82393050406d5d39/FLAG8359671f7 [2019-09-21 08:31:23,014 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:31:23,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2019-09-21 08:31:23,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5113ee36c/bb81fe6da909430e82393050406d5d39/FLAG8359671f7 [2019-09-21 08:31:23,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5113ee36c/bb81fe6da909430e82393050406d5d39 [2019-09-21 08:31:23,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:31:23,298 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:31:23,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:23,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:31:23,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:31:23,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:23" (1/1) ... [2019-09-21 08:31:23,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c97aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:23, skipping insertion in model container [2019-09-21 08:31:23,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:23" (1/1) ... [2019-09-21 08:31:23,314 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:31:23,366 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:31:23,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:23,851 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:31:23,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:24,000 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:31:24,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:24 WrapperNode [2019-09-21 08:31:24,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:24,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:31:24,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:31:24,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:31:24,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:24" (1/1) ... [2019-09-21 08:31:24,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:24" (1/1) ... [2019-09-21 08:31:24,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:24" (1/1) ... [2019-09-21 08:31:24,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:24" (1/1) ... [2019-09-21 08:31:24,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:24" (1/1) ... [2019-09-21 08:31:24,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:24" (1/1) ... [2019-09-21 08:31:24,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:24" (1/1) ... [2019-09-21 08:31:24,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:31:24,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:31:24,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:31:24,107 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:31:24,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:24" (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 [2019-09-21 08:31:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:31:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:31:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:31:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:31:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:31:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:31:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:31:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:31:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:31:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:31:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:31:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:31:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:31:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:31:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:31:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:31:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:31:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:31:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:31:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:31:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:31:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:31:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:31:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:31:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:31:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:31:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:31:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:31:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:31:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:31:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:31:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:31:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:31:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:31:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:31:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:31:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:31:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:31:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:31:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:31:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:31:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:31:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:31:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:31:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:31:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:31:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:31:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:31:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:31:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:31:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:31:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:31:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:31:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:31:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:31:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:31:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:31:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:31:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:31:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:31:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:31:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:31:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:31:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:31:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:31:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:31:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:24,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:31:24,215 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:24,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:24,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:31:24,216 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:31:24,216 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:31:24,216 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:31:24,217 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:31:24,217 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:31:24,218 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:31:24,218 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:31:24,218 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:31:24,218 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:31:24,219 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:31:24,219 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:31:24,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:31:24,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:31:24,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:31:25,882 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:31:25,883 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:31:25,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:25 BoogieIcfgContainer [2019-09-21 08:31:25,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:31:25,886 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:31:25,887 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:31:25,887 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:31:25,888 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:25" (1/1) ... [2019-09-21 08:31:25,889 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:31:25,934 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:31:25,935 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:31:25,951 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:31:25,968 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:31:25,970 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:31:35,844 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:31:37,536 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:31:37,707 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:37,877 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:38,008 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:38,023 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-21 08:31:38,067 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-21 08:31:38,072 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-21 08:31:38,555 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:38,850 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:39,150 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:39,483 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:39,920 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:31:40,285 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:31:41,011 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-21 08:31:41,367 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:31:41,626 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 512 [2019-09-21 08:31:41,743 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:31:42,116 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:31:42,404 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:31:42,686 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 530 [2019-09-21 08:31:42,928 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:31:43,422 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:31:44,296 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:31:44,576 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:31:44,844 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-21 08:31:45,039 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:31:45,280 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 513 [2019-09-21 08:31:45,411 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 512 [2019-09-21 08:31:45,681 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:31:45,928 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:31:46,185 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 533 [2019-09-21 08:31:46,404 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:31:46,902 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:31:46,956 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 22 for LOIs [2019-09-21 08:31:47,006 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:31:47,019 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-21 08:31:47,022 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-21 08:31:47,030 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:31:47,030 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:31:47,032 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 467#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:31:47,045 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:31:47,045 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:31:47,047 INFO L168 Benchmark]: Toolchain (without parser) took 23749.01 ms. Allocated memory was 137.9 MB in the beginning and 746.1 MB in the end (delta: 608.2 MB). Free memory was 84.6 MB in the beginning and 677.3 MB in the end (delta: -592.7 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:47,049 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:31:47,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.17 ms. Allocated memory was 137.9 MB in the beginning and 200.3 MB in the end (delta: 62.4 MB). Free memory was 84.4 MB in the beginning and 168.1 MB in the end (delta: -83.7 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:47,056 INFO L168 Benchmark]: Boogie Preprocessor took 102.95 ms. Allocated memory is still 200.3 MB. Free memory was 168.1 MB in the beginning and 164.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:47,057 INFO L168 Benchmark]: RCFGBuilder took 1779.31 ms. Allocated memory was 200.3 MB in the beginning and 220.7 MB in the end (delta: 20.4 MB). Free memory was 164.1 MB in the beginning and 145.7 MB in the end (delta: 18.4 MB). Peak memory consumption was 97.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:47,060 INFO L168 Benchmark]: Sifa took 21159.12 ms. Allocated memory was 220.7 MB in the beginning and 746.1 MB in the end (delta: 525.3 MB). Free memory was 145.7 MB in the beginning and 677.3 MB in the end (delta: -531.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:31:47,063 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 703.17 ms. Allocated memory was 137.9 MB in the beginning and 200.3 MB in the end (delta: 62.4 MB). Free memory was 84.4 MB in the beginning and 168.1 MB in the end (delta: -83.7 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.95 ms. Allocated memory is still 200.3 MB. Free memory was 168.1 MB in the beginning and 164.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1779.31 ms. Allocated memory was 200.3 MB in the beginning and 220.7 MB in the end (delta: 20.4 MB). Free memory was 164.1 MB in the beginning and 145.7 MB in the end (delta: 18.4 MB). Peak memory consumption was 97.1 MB. Max. memory is 7.1 GB. * Sifa took 21159.12 ms. Allocated memory was 220.7 MB in the beginning and 746.1 MB in the end (delta: 525.3 MB). Free memory was 145.7 MB in the beginning and 677.3 MB in the end (delta: -531.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 21098, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 234, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 153, TOOLS_POST_TIME[ms]: 11745, TOOLS_POST_CALL_APPLICATIONS: 68, TOOLS_POST_CALL_TIME[ms]: 214, TOOLS_POST_RETURN_APPLICATIONS: 59, TOOLS_POST_RETURN_TIME[ms]: 121, TOOLS_QUANTIFIERELIM_APPLICATIONS: 280, TOOLS_QUANTIFIERELIM_TIME[ms]: 11966, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11640, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 241, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 75, DOMAIN_JOIN_TIME[ms]: 7671, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 975, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 33, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 160, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5614, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5613, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 59, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12166, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12165, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 392, DAG_COMPRESSION_RETAINED_NODES: 208 - UnprovableResult [Line: 145]: 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 467#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...