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_spec1_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:47:55,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:47:55,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:47:55,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:47:55,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:47:55,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:47:55,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:47:55,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:47:55,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:47:55,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:47:55,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:47:55,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:47:55,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:47:55,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:47:55,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:47:55,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:47:55,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:47:55,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:47:55,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:47:55,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:47:55,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:47:55,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:47:55,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:47:55,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:47:55,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:47:55,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:47:55,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:47:55,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:47:55,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:47:55,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:47:55,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:47:55,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:47:55,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:47:55,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:47:55,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:47:55,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:47:55,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:47:55,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:47:55,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:47:55,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:47:55,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:47:55,213 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 [2019-10-14 02:47:55,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:47:55,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:47:55,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:47:55,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:47:55,227 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:47:55,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:47:55,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:47:55,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:47:55,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:47:55,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:47:55,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:47:55,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:47:55,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:47:55,229 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:47:55,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:47:55,230 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:47:55,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:47:55,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:47:55,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:47:55,230 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:47:55,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:47:55,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:47:55,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:47:55,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:47:55,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:47:55,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:47:55,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:47:55,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:47:55,232 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 [2019-10-14 02:47:55,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:47:55,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:47:55,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:47:55,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:47:55,533 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:47:55,534 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c [2019-10-14 02:47:55,604 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16eb62859/c9bfa27dbc314919a769e1b71aa69b96/FLAG9d7e0851b [2019-10-14 02:47:56,120 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:47:56,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c [2019-10-14 02:47:56,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16eb62859/c9bfa27dbc314919a769e1b71aa69b96/FLAG9d7e0851b [2019-10-14 02:47:56,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16eb62859/c9bfa27dbc314919a769e1b71aa69b96 [2019-10-14 02:47:56,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:47:56,449 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:47:56,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:47:56,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:47:56,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:47:56,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:56" (1/1) ... [2019-10-14 02:47:56,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5afe3c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:56, skipping insertion in model container [2019-10-14 02:47:56,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:56" (1/1) ... [2019-10-14 02:47:56,465 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:47:56,517 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:47:56,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:47:56,948 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:47:57,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:47:57,060 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:47:57,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:57 WrapperNode [2019-10-14 02:47:57,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:47:57,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:47:57,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:47:57,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:47:57,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:57" (1/1) ... [2019-10-14 02:47:57,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:57" (1/1) ... [2019-10-14 02:47:57,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:57" (1/1) ... [2019-10-14 02:47:57,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:57" (1/1) ... [2019-10-14 02:47:57,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:57" (1/1) ... [2019-10-14 02:47:57,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:57" (1/1) ... [2019-10-14 02:47:57,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:57" (1/1) ... [2019-10-14 02:47:57,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:47:57,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:47:57,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:47:57,181 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:47:57,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:57" (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 [2019-10-14 02:47:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:47:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:47:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:47:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:47:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:47:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:47:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:47:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:47:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:47:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-14 02:47:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:47:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:47:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:47:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:47:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:47:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:47:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:47:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:47:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:47:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:47:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:47:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-14 02:47:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:47:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:47:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:47:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:47:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:47:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:47:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:47:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-14 02:47:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:47:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:47:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:47:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:47:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:47:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:47:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-14 02:47:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:47:57,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:47:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:47:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:47:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:47:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:47:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:47:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:47:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:47:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:47:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:47:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:47:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:47:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:47:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:47:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:47:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:47:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:47:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:47:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:47:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:47:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:47:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:47:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:47:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-14 02:47:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:47:57,254 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:47:57,254 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:47:57,254 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:47:57,254 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:47:57,254 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:47:57,254 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:47:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:47:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:47:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:47:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:47:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:47:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:47:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:47:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:47:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:47:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-14 02:47:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:47:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:47:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:47:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:47:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:47:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-14 02:47:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-14 02:47:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:47:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:47:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:47:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:47:58,762 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:47:58,762 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:47:58,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:47:58 BoogieIcfgContainer [2019-10-14 02:47:58,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:47:58,764 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:47:58,764 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:47:58,765 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:47:58,766 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:47:58" (1/1) ... [2019-10-14 02:47:58,766 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 [2019-10-14 02:47:58,790 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:47:58,791 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:47:58,799 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:47:58,807 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:47:58,809 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:48:08,659 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-14 02:48:10,313 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:48:10,437 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:10,563 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:10,691 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:10,915 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-14 02:48:10,931 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-14 02:48:10,996 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-14 02:48:11,003 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-14 02:48:11,653 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-10-14 02:48:12,221 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-10-14 02:48:12,768 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-10-14 02:48:12,922 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-10-14 02:48:13,120 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 598 [2019-10-14 02:48:13,844 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 173 [2019-10-14 02:48:14,336 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-14 02:48:14,344 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-14 02:48:14,526 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 130 for LOIs [2019-10-14 02:48:14,536 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-10-14 02:48:14,608 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:48:14,609 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:48:14,611 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 483#(and (= |#t~string61.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string39.offset| 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (<= |#t~string39.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= |#t~string18.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (= |#t~string20.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string41.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (= |#t~string43.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string41.offset|) (<= |#t~string47.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string43.offset| 0) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (= |#t~string41.offset| 0) (<= |#t~string29.offset| 0) (= |#t~string45.offset| 0) (<= |#t~string19.offset| 0) (<= |#t~string20.offset| 0) (<= 0 |#t~string28.offset|)) [2019-10-14 02:48:14,630 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:48:14,630 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:48:14,632 INFO L168 Benchmark]: Toolchain (without parser) took 18183.16 ms. Allocated memory was 137.9 MB in the beginning and 504.4 MB in the end (delta: 366.5 MB). Free memory was 101.5 MB in the beginning and 350.0 MB in the end (delta: -248.6 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,634 INFO L168 Benchmark]: CDTParser took 0.18 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 611.76 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 101.2 MB in the beginning and 167.7 MB in the end (delta: -66.4 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,643 INFO L168 Benchmark]: Boogie Preprocessor took 118.26 ms. Allocated memory is still 202.4 MB. Free memory was 167.7 MB in the beginning and 163.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,645 INFO L168 Benchmark]: RCFGBuilder took 1583.45 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 163.3 MB in the beginning and 145.4 MB in the end (delta: 17.9 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,646 INFO L168 Benchmark]: Sifa took 15866.14 ms. Allocated memory was 234.4 MB in the beginning and 504.4 MB in the end (delta: 270.0 MB). Free memory was 145.4 MB in the beginning and 350.0 MB in the end (delta: -204.6 MB). Peak memory consumption was 65.4 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,649 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 611.76 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 101.2 MB in the beginning and 167.7 MB in the end (delta: -66.4 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.26 ms. Allocated memory is still 202.4 MB. Free memory was 167.7 MB in the beginning and 163.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1583.45 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 163.3 MB in the beginning and 145.4 MB in the end (delta: 17.9 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * Sifa took 15866.14 ms. Allocated memory was 234.4 MB in the beginning and 504.4 MB in the end (delta: 270.0 MB). Free memory was 145.4 MB in the beginning and 350.0 MB in the end (delta: -204.6 MB). Peak memory consumption was 65.4 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]: 15821, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 169, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 108, TOOLS_POST_TIME[ms]: 11620, TOOLS_POST_CALL_APPLICATIONS: 51, TOOLS_POST_CALL_TIME[ms]: 119, TOOLS_POST_RETURN_APPLICATIONS: 44, TOOLS_POST_RETURN_TIME[ms]: 53, TOOLS_QUANTIFIERELIM_APPLICATIONS: 202, TOOLS_QUANTIFIERELIM_TIME[ms]: 11717, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11563, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 171, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 52, DOMAIN_JOIN_TIME[ms]: 3579, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 235, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 15, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 68, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2829, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2828, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 44, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12238, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12237, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 346, DAG_COMPRESSION_RETAINED_NODES: 178 - UnprovableResult [Line: 916]: 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 483#(and (= |#t~string61.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string39.offset| 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (<= |#t~string39.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= |#t~string18.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (= |#t~string20.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string41.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (= |#t~string43.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string41.offset|) (<= |#t~string47.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string43.offset| 0) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (= |#t~string41.offset| 0) (<= |#t~string29.offset| 0) (= |#t~string45.offset| 0) (<= |#t~string19.offset| 0) (<= |#t~string20.offset| 0) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...