/usr/bin/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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:52:16,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:52:16,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:52:16,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:52:16,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:52:16,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:52:16,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:52:16,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:52:16,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:52:16,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:52:16,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:52:16,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:52:16,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:52:16,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:52:16,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:52:16,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:52:16,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:52:16,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:52:16,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:52:16,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:52:16,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:52:16,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:52:16,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:52:16,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:52:16,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:52:16,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:52:16,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:52:16,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:52:16,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:52:16,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:52:16,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:52:16,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:52:16,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:52:16,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:52:16,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:52:16,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:52:16,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:52:16,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:52:16,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:52:16,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:52:16,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:52:16,235 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 [2019-11-07 10:52:16,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:52:16,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:52:16,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:52:16,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:52:16,251 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:52:16,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:52:16,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:52:16,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:52:16,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:52:16,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:52:16,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:52:16,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:52:16,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:52:16,253 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:52:16,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:52:16,253 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:52:16,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:52:16,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:52:16,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:52:16,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:52:16,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:52:16,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:52:16,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:52:16,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:52:16,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:52:16,255 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:52:16,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:52:16,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:52:16,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:52:16,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:52:16,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:52:16,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:52:16,565 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:52:16,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:52:16,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2019-11-07 10:52:16,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/494fd2368/71851b6443f74cf5a04c929b55b1497a/FLAGee7eb2d0e [2019-11-07 10:52:17,095 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:52:17,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2019-11-07 10:52:17,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/494fd2368/71851b6443f74cf5a04c929b55b1497a/FLAGee7eb2d0e [2019-11-07 10:52:17,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/494fd2368/71851b6443f74cf5a04c929b55b1497a [2019-11-07 10:52:17,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:52:17,443 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:52:17,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:52:17,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:52:17,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:52:17,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:52:17" (1/1) ... [2019-11-07 10:52:17,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766f82c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:17, skipping insertion in model container [2019-11-07 10:52:17,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:52:17" (1/1) ... [2019-11-07 10:52:17,461 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:52:17,531 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:52:18,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:52:18,098 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:52:18,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:52:18,204 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:52:18,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:18 WrapperNode [2019-11-07 10:52:18,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:52:18,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:52:18,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:52:18,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:52:18,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:18" (1/1) ... [2019-11-07 10:52:18,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:18" (1/1) ... [2019-11-07 10:52:18,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:18" (1/1) ... [2019-11-07 10:52:18,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:18" (1/1) ... [2019-11-07 10:52:18,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:18" (1/1) ... [2019-11-07 10:52:18,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:18" (1/1) ... [2019-11-07 10:52:18,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:18" (1/1) ... [2019-11-07 10:52:18,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:52:18,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:52:18,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:52:18,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:52:18,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:18" (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 [2019-11-07 10:52:18,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:52:18,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:52:18,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:52:18,433 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:52:18,433 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:52:18,434 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 10:52:18,434 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:52:18,435 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 10:52:18,435 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:52:18,435 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:52:18,436 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:52:18,436 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:52:18,437 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:52:18,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 10:52:18,437 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 10:52:18,437 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:52:18,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:52:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:52:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:52:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:52:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:52:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:52:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:52:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:52:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:52:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:52:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:52:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:52:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:52:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:52:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:52:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:52:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:52:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:52:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:52:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:52:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:52:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:52:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:52:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:52:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:52:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 10:52:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:52:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:52:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:52:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:52:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:52:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:52:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 10:52:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:52:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:52:18,446 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:52:18,446 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:52:18,446 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:52:18,447 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 10:52:18,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:52:18,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:52:18,447 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:52:18,447 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:52:18,447 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 10:52:18,448 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 10:52:18,448 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:52:18,448 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 10:52:18,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:52:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:52:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:52:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:52:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:52:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:52:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:52:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:52:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:52:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:52:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:52:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:52:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:52:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:52:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:52:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:52:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:52:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:52:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:52:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:52:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:52:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:52:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:52:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:52:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:52:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:52:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:52:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:52:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:52:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:52:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:52:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:52:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:52:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:52:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:52:20,015 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:52:20,015 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:52:20,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:52:20 BoogieIcfgContainer [2019-11-07 10:52:20,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:52:20,019 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:52:20,020 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:52:20,020 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:52:20,022 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:52:20" (1/1) ... [2019-11-07 10:52:20,023 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:52:20,068 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:52:20,068 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:52:20,083 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:52:20,092 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:52:20,094 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:52:30,346 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-11-07 10:52:32,253 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:52:32,384 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 10:52:32,402 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-11-07 10:52:32,442 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-11-07 10:52:32,457 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-11-07 10:52:32,944 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-11-07 10:52:33,673 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-11-07 10:52:33,882 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-07 10:52:34,124 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-07 10:52:34,586 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-07 10:52:34,850 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-11-07 10:52:35,071 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-07 10:52:36,186 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2019-11-07 10:52:36,412 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2019-11-07 10:52:38,112 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 178 [2019-11-07 10:52:38,434 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:52:38,436 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 142 for LOIs [2019-11-07 10:52:38,840 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 144 for LOIs [2019-11-07 10:52:38,850 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 154 for LOIs [2019-11-07 10:52:38,851 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:52:38,867 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:52:38,867 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:52:38,869 INFO L168 Benchmark]: Toolchain (without parser) took 21425.85 ms. Allocated memory was 137.9 MB in the beginning and 547.9 MB in the end (delta: 410.0 MB). Free memory was 101.3 MB in the beginning and 135.9 MB in the end (delta: -34.6 MB). Peak memory consumption was 375.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:38,870 INFO L168 Benchmark]: CDTParser took 1.25 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 10:52:38,871 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.46 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.1 MB in the beginning and 166.9 MB in the end (delta: -65.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:38,874 INFO L168 Benchmark]: Boogie Preprocessor took 148.23 ms. Allocated memory is still 201.9 MB. Free memory was 166.9 MB in the beginning and 162.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:38,875 INFO L168 Benchmark]: RCFGBuilder took 1664.66 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 162.8 MB in the beginning and 144.8 MB in the end (delta: 18.0 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:38,876 INFO L168 Benchmark]: Sifa took 18847.48 ms. Allocated memory was 234.4 MB in the beginning and 547.9 MB in the end (delta: 313.5 MB). Free memory was 144.8 MB in the beginning and 135.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 322.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:38,880 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 761.46 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.1 MB in the beginning and 166.9 MB in the end (delta: -65.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 148.23 ms. Allocated memory is still 201.9 MB. Free memory was 166.9 MB in the beginning and 162.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1664.66 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 162.8 MB in the beginning and 144.8 MB in the end (delta: 18.0 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * Sifa took 18847.48 ms. Allocated memory was 234.4 MB in the beginning and 547.9 MB in the end (delta: 313.5 MB). Free memory was 144.8 MB in the beginning and 135.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 322.5 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]: 18784, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 44, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 12331, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME[ms]: 184, TOOLS_POST_RETURN_APPLICATIONS: 66, TOOLS_POST_RETURN_TIME[ms]: 99, TOOLS_QUANTIFIERELIM_APPLICATIONS: 301, TOOLS_QUANTIFIERELIM_TIME[ms]: 12482, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12206, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 289, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 44, DOMAIN_JOIN_TIME[ms]: 5287, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 573, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 28, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 122, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3885, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3884, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 66, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12423, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12422, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 25, DAG_COMPRESSION_PROCESSED_NODES: 546, DAG_COMPRESSION_RETAINED_NODES: 218 - UnprovableResult [Line: 787]: 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 598#(and (not (= ~pumpRunning~0 0)) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string51.offset|) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= |#t~string9.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (or (and (<= |#t~string74.offset| 0) (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= |#t~string56.offset| 0) (<= ~head~0.base 0) (= |#t~string74.offset| 0) (= |#t~string7.offset| 0) (<= 0 |#t~string19.offset|) (<= 0 |#NULL.base|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= ~systemActive~0 1) (= |#t~string58.offset| 0) (= |#t~string72.offset| 0) (<= 0 |#t~string52.offset|) (= |#t~string66.offset| 0) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (= ~head~0.base 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string74.offset|) (= |#t~string9.offset| 0) (<= 0 |#t~string11.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string70.offset| 0) (= |#t~string11.offset| 0) (= |#t~string5.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0)) (and (<= |#t~string74.offset| 0) (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= |#t~string56.offset| 0) (<= ~head~0.base 0) (= |#t~string74.offset| 0) (= |#t~string7.offset| 0) (<= 0 |#t~string19.offset|) (<= 0 |#NULL.base|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= ~systemActive~0 1) (= |#t~string58.offset| 0) (= |#t~string72.offset| 0) (<= 0 |#t~string52.offset|) (= |#t~string66.offset| 0) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (= ~head~0.base 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string74.offset|) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (<= 0 |#t~string11.offset|) (= |#t~string68.offset| 0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (= |#t~string70.offset| 0) (= |#t~string11.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (not (= 0 ~systemActive~0)))) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (<= |#t~string61.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string50.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string50.offset|) (<= |#t~string5.offset| 0) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (not (= 2 ~waterLevel~0)) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...