java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:50:07,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:50:07,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:50:07,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:50:07,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:50:07,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:50:07,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:50:07,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:50:07,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:50:07,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:50:07,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:50:07,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:50:07,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:50:07,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:50:07,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:50:07,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:50:07,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:50:07,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:50:07,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:50:07,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:50:07,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:50:07,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:50:07,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:50:07,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:50:07,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:50:07,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:50:07,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:50:07,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:50:07,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:50:07,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:50:07,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:50:07,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:50:07,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:50:07,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:50:07,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:50:07,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:50:07,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:50:07,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:50:07,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:50:07,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:50:07,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:50:07,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:50:07,161 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:50:07,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:50:07,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:50:07,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:50:07,163 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:50:07,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:50:07,163 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:50:07,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:50:07,164 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:50:07,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:50:07,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:50:07,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:50:07,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:50:07,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:50:07,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:50:07,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:50:07,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:50:07,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:50:07,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:50:07,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:50:07,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:50:07,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:50:07,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:50:07,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:50:07,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:50:07,167 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:50:07,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:50:07,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:50:07,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:50:07,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:50:07,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:50:07,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:50:07,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:50:07,234 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:50:07,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-09-20 15:50:07,311 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b6912e6a/2bf66adbc46f47fab951774ea4e0cebf/FLAG0359a895d [2019-09-20 15:50:07,807 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:50:07,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-09-20 15:50:07,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b6912e6a/2bf66adbc46f47fab951774ea4e0cebf/FLAG0359a895d [2019-09-20 15:50:08,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b6912e6a/2bf66adbc46f47fab951774ea4e0cebf [2019-09-20 15:50:08,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:50:08,146 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:50:08,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:08,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:50:08,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:50:08,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:08" (1/1) ... [2019-09-20 15:50:08,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@326519c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:08, skipping insertion in model container [2019-09-20 15:50:08,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:08" (1/1) ... [2019-09-20 15:50:08,162 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:50:08,228 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:50:08,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:08,841 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:50:08,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:09,027 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:50:09,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:09 WrapperNode [2019-09-20 15:50:09,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:09,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:50:09,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:50:09,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:50:09,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:09" (1/1) ... [2019-09-20 15:50:09,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:09" (1/1) ... [2019-09-20 15:50:09,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:09" (1/1) ... [2019-09-20 15:50:09,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:09" (1/1) ... [2019-09-20 15:50:09,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:09" (1/1) ... [2019-09-20 15:50:09,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:09" (1/1) ... [2019-09-20 15:50:09,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:09" (1/1) ... [2019-09-20 15:50:09,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:50:09,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:50:09,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:50:09,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:50:09,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:50:09,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:50:09,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:50:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:50:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:50:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:50:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:50:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:50:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:50:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:50:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:50:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:50:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:50:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:50:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:50:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:50:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:50:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:50:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:50:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:50:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:50:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:50:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:50:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:50:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:50:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:50:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:50:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:50:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:50:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:50:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:50:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:50:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:50:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:50:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:50:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:50:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:50:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:50:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:50:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:50:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:50:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:50:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:50:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:50:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:50:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:50:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:50:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:50:09,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:50:09,204 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:50:09,204 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:50:09,204 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:50:09,204 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:50:09,205 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:50:09,205 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:50:09,205 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:50:09,205 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:50:09,205 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:50:09,205 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:50:09,206 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:50:09,206 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:50:09,206 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:50:09,206 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:50:09,206 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:50:09,206 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:50:09,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:09,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:50:09,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:50:09,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:50:09,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:50:09,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:09,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:50:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:50:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:50:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:50:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:50:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:50:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:50:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:50:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:50:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:50:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:50:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:50:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:50:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:50:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:50:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:50:10,807 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:50:10,807 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:50:10,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:10 BoogieIcfgContainer [2019-09-20 15:50:10,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:50:10,810 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:50:10,811 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:50:10,811 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:50:10,813 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:10" (1/1) ... [2019-09-20 15:50:10,814 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:50:10,856 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:50:10,857 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:50:10,870 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:50:10,881 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:50:10,882 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:50:20,214 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:50:21,963 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:50:22,125 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:22,266 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:22,391 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:22,409 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:50:22,477 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:50:22,495 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:50:22,687 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:50:22,803 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:50:23,275 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:23,616 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:24,158 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:24,513 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:25,385 WARN L191 SmtUtils]: Spent 789.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:50:26,012 WARN L191 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:50:26,814 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:50:27,321 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:50:27,783 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-20 15:50:28,145 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-20 15:50:28,668 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:50:29,121 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:50:29,934 WARN L191 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:50:30,621 WARN L191 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:50:32,379 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-20 15:50:33,551 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 575 [2019-09-20 15:50:34,562 WARN L191 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-20 15:50:35,058 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 531 [2019-09-20 15:50:35,903 WARN L191 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 545 [2019-09-20 15:50:37,828 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 15:50:37,859 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 15:50:37,868 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-20 15:50:37,872 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:50:37,873 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:50:37,878 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:50:37,880 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1410#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-20 15:50:37,896 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:50:37,896 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:50:37,899 INFO L168 Benchmark]: Toolchain (without parser) took 29752.01 ms. Allocated memory was 132.1 MB in the beginning and 730.9 MB in the end (delta: 598.7 MB). Free memory was 87.1 MB in the beginning and 637.2 MB in the end (delta: -550.0 MB). Peak memory consumption was 48.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:50:37,900 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:50:37,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 880.61 ms. Allocated memory was 132.1 MB in the beginning and 204.5 MB in the end (delta: 72.4 MB). Free memory was 86.9 MB in the beginning and 168.4 MB in the end (delta: -81.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:50:37,907 INFO L168 Benchmark]: Boogie Preprocessor took 84.70 ms. Allocated memory is still 204.5 MB. Free memory was 168.4 MB in the beginning and 164.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:50:37,908 INFO L168 Benchmark]: RCFGBuilder took 1696.93 ms. Allocated memory was 204.5 MB in the beginning and 227.0 MB in the end (delta: 22.5 MB). Free memory was 164.5 MB in the beginning and 146.5 MB in the end (delta: 18.0 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:50:37,910 INFO L168 Benchmark]: Sifa took 27086.07 ms. Allocated memory was 227.0 MB in the beginning and 730.9 MB in the end (delta: 503.8 MB). Free memory was 146.5 MB in the beginning and 637.2 MB in the end (delta: -490.7 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:50:37,922 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 880.61 ms. Allocated memory was 132.1 MB in the beginning and 204.5 MB in the end (delta: 72.4 MB). Free memory was 86.9 MB in the beginning and 168.4 MB in the end (delta: -81.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.70 ms. Allocated memory is still 204.5 MB. Free memory was 168.4 MB in the beginning and 164.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1696.93 ms. Allocated memory was 204.5 MB in the beginning and 227.0 MB in the end (delta: 22.5 MB). Free memory was 164.5 MB in the beginning and 146.5 MB in the end (delta: 18.0 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. * Sifa took 27086.07 ms. Allocated memory was 227.0 MB in the beginning and 730.9 MB in the end (delta: 503.8 MB). Free memory was 146.5 MB in the beginning and 637.2 MB in the end (delta: -490.7 MB). Peak memory consumption was 13.2 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]: 27026, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 764, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 509, TOOLS_POST_TIME[ms]: 11456, TOOLS_POST_CALL_APPLICATIONS: 204, TOOLS_POST_CALL_TIME[ms]: 506, TOOLS_POST_RETURN_APPLICATIONS: 195, TOOLS_POST_RETURN_TIME[ms]: 313, TOOLS_QUANTIFIERELIM_APPLICATIONS: 908, TOOLS_QUANTIFIERELIM_TIME[ms]: 12026, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11148, FLUID_QUERY_TIME[ms]: 22, FLUID_QUERIES: 799, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 203, DOMAIN_JOIN_TIME[ms]: 12364, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 20, DOMAIN_WIDEN_TIME[ms]: 1798, DOMAIN_ISSUBSETEQ_APPLICATIONS: 35, DOMAIN_ISSUBSETEQ_TIME[ms]: 93, DOMAIN_ISBOTTOM_APPLICATIONS: 132, DOMAIN_ISBOTTOM_TIME[ms]: 264, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 14927, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14926, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 35, CALL_SUMMARIZER_APPLICATIONS: 195, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11583, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11582, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 48, DAG_COMPRESSION_PROCESSED_NODES: 649, DAG_COMPRESSION_RETAINED_NODES: 361 - UnprovableResult [Line: 829]: 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 1410#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...