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_spec4_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:08:31,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:08:31,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:08:31,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:08:31,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:08:31,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:08:31,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:08:31,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:08:31,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:08:31,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:08:31,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:08:31,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:08:31,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:08:31,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:08:31,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:08:31,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:08:31,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:08:31,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:08:31,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:08:31,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:08:31,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:08:31,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:08:31,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:08:31,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:08:31,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:08:31,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:08:31,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:08:31,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:08:31,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:08:31,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:08:31,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:08:31,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:08:31,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:08:31,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:08:31,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:08:31,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:08:31,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:08:31,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:08:31,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:08:31,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:08:31,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:08:31,359 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 [2019-09-17 06:08:31,375 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:08:31,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:08:31,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:08:31,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:08:31,379 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:08:31,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:08:31,380 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:08:31,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:08:31,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:08:31,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:08:31,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:08:31,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:08:31,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:08:31,381 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:08:31,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:08:31,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:08:31,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:08:31,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:08:31,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:08:31,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:08:31,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:08:31,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:08:31,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:08:31,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:08:31,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:08:31,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:08:31,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:08:31,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:08:31,386 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 [2019-09-17 06:08:31,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:08:31,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:08:31,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:08:31,468 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:08:31,470 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:08:31,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2019-09-17 06:08:31,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d40b44297/81789317644d4fc39c6a3958c41aeca5/FLAGb604ba1e0 [2019-09-17 06:08:32,082 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:08:32,083 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2019-09-17 06:08:32,095 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d40b44297/81789317644d4fc39c6a3958c41aeca5/FLAGb604ba1e0 [2019-09-17 06:08:32,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d40b44297/81789317644d4fc39c6a3958c41aeca5 [2019-09-17 06:08:32,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:08:32,345 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:08:32,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:08:32,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:08:32,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:08:32,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:08:32" (1/1) ... [2019-09-17 06:08:32,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af82b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:32, skipping insertion in model container [2019-09-17 06:08:32,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:08:32" (1/1) ... [2019-09-17 06:08:32,359 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:08:32,418 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:08:32,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:08:32,888 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:08:33,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:08:33,079 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:08:33,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:33 WrapperNode [2019-09-17 06:08:33,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:08:33,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:08:33,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:08:33,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:08:33,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:33" (1/1) ... [2019-09-17 06:08:33,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:33" (1/1) ... [2019-09-17 06:08:33,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:33" (1/1) ... [2019-09-17 06:08:33,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:33" (1/1) ... [2019-09-17 06:08:33,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:33" (1/1) ... [2019-09-17 06:08:33,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:33" (1/1) ... [2019-09-17 06:08:33,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:33" (1/1) ... [2019-09-17 06:08:33,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:08:33,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:08:33,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:08:33,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:08:33,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:33" (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 [2019-09-17 06:08:33,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:08:33,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:08:33,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:08:33,240 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:08:33,240 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:08:33,240 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:08:33,241 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:08:33,241 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:08:33,241 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:08:33,241 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:08:33,241 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:08:33,241 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:08:33,242 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:08:33,242 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:08:33,242 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:08:33,242 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:08:33,242 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:08:33,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:08:33,243 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:08:33,243 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:08:33,243 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:08:33,243 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:08:33,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:08:33,243 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:08:33,244 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:08:33,244 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:08:33,244 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:08:33,244 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:08:33,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:08:33,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:08:33,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:08:33,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:08:33,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:08:33,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:08:33,245 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:08:33,245 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:08:33,246 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:08:33,246 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:08:33,246 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:08:33,246 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:08:33,246 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:08:33,246 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:08:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:08:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:08:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:08:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:08:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:08:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:08:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:08:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:08:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:08:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:08:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:08:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:08:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:08:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:08:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:08:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:08:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:08:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:08:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:08:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:08:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:08:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:08:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:08:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:08:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:08:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:08:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:08:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:08:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:08:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:08:33,251 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:08:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:08:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:08:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:08:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:08:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:08:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:08:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:08:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:08:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:08:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:08:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:08:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:08:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:08:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:08:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:08:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:08:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:08:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:08:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:08:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:08:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:08:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:08:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:08:33,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:08:33,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:08:34,843 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:08:34,843 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:08:34,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:08:34 BoogieIcfgContainer [2019-09-17 06:08:34,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:08:34,846 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:08:34,846 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:08:34,846 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:08:34,847 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:08:34" (1/1) ... [2019-09-17 06:08:34,848 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 [2019-09-17 06:08:34,872 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:08:34,872 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:08:34,882 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:08:34,892 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:08:34,894 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:08:46,134 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:08:47,870 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:08:48,000 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:08:48,145 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:08:48,256 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:08:48,273 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:08:48,326 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:08:48,333 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:08:48,894 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:08:49,233 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:08:49,529 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:08:49,747 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:08:49,981 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:08:50,167 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:08:50,524 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:08:51,011 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:08:51,465 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:08:52,273 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:08:52,507 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:08:52,831 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-17 06:08:53,096 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 504 [2019-09-17 06:08:53,211 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 504 [2019-09-17 06:08:53,573 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-17 06:08:53,822 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-17 06:08:54,114 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:08:54,319 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:08:54,552 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:08:54,748 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:08:54,965 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:08:55,135 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:08:55,315 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:08:55,742 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-17 06:08:56,147 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:08:56,359 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:08:56,796 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 561 [2019-09-17 06:08:57,120 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 559 [2019-09-17 06:08:57,466 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2019-09-17 06:08:57,469 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 30 for LOIs [2019-09-17 06:08:57,539 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:08:57,555 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 17 for LOIs [2019-09-17 06:08:57,559 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 24 for LOIs [2019-09-17 06:08:57,561 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:08:57,562 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:08:57,564 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 549#(and (or (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= 0 ~systemActive~0))) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:08:57,576 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:08:57,576 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:08:57,578 INFO L168 Benchmark]: Toolchain (without parser) took 25234.38 ms. Allocated memory was 131.6 MB in the beginning and 821.6 MB in the end (delta: 690.0 MB). Free memory was 86.0 MB in the beginning and 574.1 MB in the end (delta: -488.1 MB). Peak memory consumption was 201.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:57,579 INFO L168 Benchmark]: CDTParser took 1.32 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:08:57,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.19 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 85.8 MB in the beginning and 162.0 MB in the end (delta: -76.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:57,581 INFO L168 Benchmark]: Boogie Preprocessor took 101.50 ms. Allocated memory is still 198.7 MB. Free memory was 162.0 MB in the beginning and 157.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:57,582 INFO L168 Benchmark]: RCFGBuilder took 1662.85 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 157.5 MB in the beginning and 138.5 MB in the end (delta: 19.0 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:57,583 INFO L168 Benchmark]: Sifa took 22730.93 ms. Allocated memory was 220.2 MB in the beginning and 821.6 MB in the end (delta: 601.4 MB). Free memory was 138.5 MB in the beginning and 574.1 MB in the end (delta: -435.6 MB). Peak memory consumption was 165.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:57,587 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 734.19 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 85.8 MB in the beginning and 162.0 MB in the end (delta: -76.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.50 ms. Allocated memory is still 198.7 MB. Free memory was 162.0 MB in the beginning and 157.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1662.85 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 157.5 MB in the beginning and 138.5 MB in the end (delta: 19.0 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. * Sifa took 22730.93 ms. Allocated memory was 220.2 MB in the beginning and 821.6 MB in the end (delta: 601.4 MB). Free memory was 138.5 MB in the beginning and 574.1 MB in the end (delta: -435.6 MB). Peak memory consumption was 165.8 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]: 22692, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 246, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 166, TOOLS_POST_TIME[ms]: 13166, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 173, TOOLS_POST_RETURN_APPLICATIONS: 60, TOOLS_POST_RETURN_TIME[ms]: 96, TOOLS_QUANTIFIERELIM_APPLICATIONS: 295, TOOLS_QUANTIFIERELIM_TIME[ms]: 13320, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13039, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 251, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 86, DOMAIN_JOIN_TIME[ms]: 8573, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 6, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 247, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 51, DOMAIN_ISBOTTOM_TIME[ms]: 273, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7063, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7063, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 60, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13464, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13464, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 459, DAG_COMPRESSION_RETAINED_NODES: 228 - UnprovableResult [Line: 430]: 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 549#(and (or (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= 0 ~systemActive~0))) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...