java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:50:09,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:50:09,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:50:09,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:50:09,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:50:09,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:50:09,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:50:09,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:50:09,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:50:09,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:50:09,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:50:09,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:50:09,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:50:09,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:50:09,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:50:09,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:50:09,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:50:09,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:50:09,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:50:09,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:50:09,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:50:09,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:50:09,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:50:09,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:50:09,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:50:09,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:50:09,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:50:09,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:50:09,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:50:09,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:50:09,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:50:09,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:50:09,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:50:09,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:50:09,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:50:09,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:50:09,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:50:09,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:50:09,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:50:09,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:50:09,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:50:09,304 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 15:50:09,318 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:50:09,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:50:09,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:50:09,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:50:09,320 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:50:09,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:50:09,321 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:50:09,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:50:09,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:50:09,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:50:09,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:50:09,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:50:09,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:50:09,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:50:09,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:50:09,323 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:50:09,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:50:09,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:50:09,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:50:09,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:50:09,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:50:09,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:50:09,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:50:09,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:50:09,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:50:09,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:50:09,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:50:09,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:50:09,325 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 [2019-09-20 15:50:09,356 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:50:09,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:50:09,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:50:09,374 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:50:09,374 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:50:09,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c [2019-09-20 15:50:09,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e592c1260/6fe92cb9902942dabf3f6cdd197cb5be/FLAGc691ebdc7 [2019-09-20 15:50:09,907 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:50:09,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c [2019-09-20 15:50:09,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e592c1260/6fe92cb9902942dabf3f6cdd197cb5be/FLAGc691ebdc7 [2019-09-20 15:50:10,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e592c1260/6fe92cb9902942dabf3f6cdd197cb5be [2019-09-20 15:50:10,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:50:10,277 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:50:10,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:10,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:50:10,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:50:10,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:10" (1/1) ... [2019-09-20 15:50:10,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6da0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:10, skipping insertion in model container [2019-09-20 15:50:10,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:10" (1/1) ... [2019-09-20 15:50:10,297 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:50:10,367 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:50:10,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:10,885 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:50:10,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:11,018 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:50:11,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:11 WrapperNode [2019-09-20 15:50:11,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:11,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:50:11,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:50:11,020 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:50:11,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:11" (1/1) ... [2019-09-20 15:50:11,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:11" (1/1) ... [2019-09-20 15:50:11,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:11" (1/1) ... [2019-09-20 15:50:11,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:11" (1/1) ... [2019-09-20 15:50:11,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:11" (1/1) ... [2019-09-20 15:50:11,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:11" (1/1) ... [2019-09-20 15:50:11,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:11" (1/1) ... [2019-09-20 15:50:11,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:50:11,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:50:11,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:50:11,114 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:50:11,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:11" (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 15:50:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:50:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:50:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:11,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:11,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:11,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:50:11,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:50:11,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:50:11,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:50:11,212 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:50:11,213 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:50:11,213 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:50:11,213 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:50:11,213 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:50:11,213 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:50:11,215 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:50:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:50:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:50:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-20 15:50:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:50:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:50:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:50:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:50:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:50:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:50:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:50:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:50:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:50:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:50:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:50:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:50:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:50:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:50:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:50:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:50:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:50:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:50:11,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:11,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:11,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:50:11,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:50:11,220 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:50:11,220 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:50:11,220 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:50:11,220 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:50:11,220 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:11,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:50:11,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:50:11,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:50:11,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:50:11,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:11,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:50:11,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:11,221 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:11,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:50:11,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:50:11,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:50:11,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:50:11,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:50:11,223 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:50:11,223 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:50:11,223 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:50:11,223 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:50:11,224 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:50:11,224 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:50:11,224 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:50:11,224 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:50:11,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:11,224 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:50:11,225 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:50:11,225 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:50:11,225 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:50:11,226 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:50:11,226 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:50:11,226 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:50:11,227 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:50:11,227 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:50:11,227 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:50:11,227 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:50:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:50:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:50:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:50:11,229 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:50:11,229 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:50:11,229 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:50:11,230 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:50:11,230 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-20 15:50:11,230 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:50:11,230 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:50:11,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:50:11,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:50:11,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:50:12,751 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:50:12,751 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:50:12,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:12 BoogieIcfgContainer [2019-09-20 15:50:12,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:50:12,753 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:50:12,753 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:50:12,754 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:50:12,755 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:12" (1/1) ... [2019-09-20 15:50:12,755 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 [2019-09-20 15:50:12,782 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:50:12,782 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:50:12,791 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:50:12,803 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:50:12,804 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:50:22,156 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:50:23,875 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:50:24,005 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:24,140 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:24,273 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:24,290 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-20 15:50:24,337 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-20 15:50:24,352 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-20 15:50:24,514 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 15:50:24,658 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 15:50:25,123 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:50:25,482 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:50:25,748 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:50:26,013 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:50:26,470 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:50:26,821 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:50:27,470 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 517 [2019-09-20 15:50:27,774 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:50:28,102 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 513 [2019-09-20 15:50:28,342 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:50:28,661 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:50:28,987 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:50:29,302 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-20 15:50:29,601 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:50:30,260 WARN L191 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:50:31,161 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:50:31,449 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:50:31,697 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 517 [2019-09-20 15:50:31,901 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:50:32,338 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 513 [2019-09-20 15:50:32,586 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:50:32,899 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:50:33,185 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:50:33,481 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-20 15:50:33,811 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:50:34,398 WARN L191 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:50:34,437 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 15:50:34,461 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 15:50:34,477 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-20 15:50:34,481 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:50:34,482 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:50:34,482 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:50:34,484 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 498#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-20 15:50:34,498 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:50:34,499 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:50:34,500 INFO L168 Benchmark]: Toolchain (without parser) took 24223.43 ms. Allocated memory was 138.4 MB in the beginning and 783.3 MB in the end (delta: 644.9 MB). Free memory was 85.3 MB in the beginning and 247.9 MB in the end (delta: -162.7 MB). Peak memory consumption was 482.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:50:34,502 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:50:34,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.25 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 85.0 MB in the beginning and 161.0 MB in the end (delta: -76.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:50:34,503 INFO L168 Benchmark]: Boogie Preprocessor took 89.84 ms. Allocated memory is still 198.2 MB. Free memory was 161.0 MB in the beginning and 157.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:50:34,504 INFO L168 Benchmark]: RCFGBuilder took 1639.46 ms. Allocated memory was 198.2 MB in the beginning and 219.7 MB in the end (delta: 21.5 MB). Free memory was 156.5 MB in the beginning and 136.3 MB in the end (delta: 20.3 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:50:34,505 INFO L168 Benchmark]: Sifa took 21745.60 ms. Allocated memory was 219.7 MB in the beginning and 783.3 MB in the end (delta: 563.6 MB). Free memory was 136.3 MB in the beginning and 247.9 MB in the end (delta: -111.6 MB). Peak memory consumption was 452.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:50:34,509 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 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 739.25 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 85.0 MB in the beginning and 161.0 MB in the end (delta: -76.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.84 ms. Allocated memory is still 198.2 MB. Free memory was 161.0 MB in the beginning and 157.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1639.46 ms. Allocated memory was 198.2 MB in the beginning and 219.7 MB in the end (delta: 21.5 MB). Free memory was 156.5 MB in the beginning and 136.3 MB in the end (delta: 20.3 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. * Sifa took 21745.60 ms. Allocated memory was 219.7 MB in the beginning and 783.3 MB in the end (delta: 563.6 MB). Free memory was 136.3 MB in the beginning and 247.9 MB in the end (delta: -111.6 MB). Peak memory consumption was 452.0 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]: 21702, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 247, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 11238, TOOLS_POST_CALL_APPLICATIONS: 71, TOOLS_POST_CALL_TIME[ms]: 226, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 115, TOOLS_QUANTIFIERELIM_APPLICATIONS: 296, TOOLS_QUANTIFIERELIM_TIME[ms]: 11464, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11129, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 254, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 80, DOMAIN_JOIN_TIME[ms]: 8524, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1218, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 36, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 195, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6522, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6522, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11635, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11634, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 376, DAG_COMPRESSION_RETAINED_NODES: 211 - UnprovableResult [Line: 410]: 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 498#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...