java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:07:58,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:07:58,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:07:58,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:07:58,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:07:58,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:07:58,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:07:58,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:07:58,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:07:58,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:07:58,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:07:58,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:07:58,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:07:58,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:07:58,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:07:58,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:07:58,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:07:58,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:07:58,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:07:58,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:07:58,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:07:58,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:07:58,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:07:58,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:07:58,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:07:58,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:07:58,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:07:58,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:07:58,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:07:58,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:07:58,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:07:58,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:07:58,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:07:58,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:07:58,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:07:58,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:07:58,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:07:58,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:07:58,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:07:58,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:07:58,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:07:58,211 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 06:07:58,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:07:58,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:07:58,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:07:58,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:07:58,228 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:07:58,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:07:58,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:07:58,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:07:58,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:07:58,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:07:58,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:07:58,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:07:58,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:07:58,230 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:07:58,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:07:58,230 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:07:58,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:07:58,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:07:58,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:07:58,231 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:07:58,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:07:58,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:07:58,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:07:58,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:07:58,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:07:58,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:07:58,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:07:58,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:07:58,233 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-17 06:07:58,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:07:58,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:07:58,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:07:58,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:07:58,283 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:07:58,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2019-09-17 06:07:58,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/316891241/fec79e9ea21b44c8acb91a60a9f8e860/FLAG60c1ec883 [2019-09-17 06:07:58,811 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:07:58,812 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2019-09-17 06:07:58,825 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/316891241/fec79e9ea21b44c8acb91a60a9f8e860/FLAG60c1ec883 [2019-09-17 06:07:59,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/316891241/fec79e9ea21b44c8acb91a60a9f8e860 [2019-09-17 06:07:59,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:07:59,195 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:07:59,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:07:59,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:07:59,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:07:59,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:07:59" (1/1) ... [2019-09-17 06:07:59,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0db5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:59, skipping insertion in model container [2019-09-17 06:07:59,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:07:59" (1/1) ... [2019-09-17 06:07:59,212 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:07:59,273 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:07:59,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:07:59,721 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:07:59,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:07:59,867 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:07:59,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:59 WrapperNode [2019-09-17 06:07:59,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:07:59,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:07:59,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:07:59,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:07:59,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:59" (1/1) ... [2019-09-17 06:07:59,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:59" (1/1) ... [2019-09-17 06:07:59,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:59" (1/1) ... [2019-09-17 06:07:59,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:59" (1/1) ... [2019-09-17 06:07:59,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:59" (1/1) ... [2019-09-17 06:07:59,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:59" (1/1) ... [2019-09-17 06:07:59,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:59" (1/1) ... [2019-09-17 06:07:59,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:07:59,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:07:59,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:07:59,966 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:07:59,967 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:08:00,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:08:00,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:08:00,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:08:00,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:08:00,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:08:00,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:08:00,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:08:00,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:08:00,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:08:00,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:08:00,033 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:08:00,034 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:08:00,034 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:08:00,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:08:00,034 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:08:00,034 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:08:00,037 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:08:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:08:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:08:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:08:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:08:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:08:00,040 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:08:00,040 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:08:00,040 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:08:00,040 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:08:00,040 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:08:00,040 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:08:00,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:08:00,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:08:00,041 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:08:00,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:08:00,041 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:08:00,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:08:00,041 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:08:00,042 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:08:00,042 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:08:00,042 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:08:00,042 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:08:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:08:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:08:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:08:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:08:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:08:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:08:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:08:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:08:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:08:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:08:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:08:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:08:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:08:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:08:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:08:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:08:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:08:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:08:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:08:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:08:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:08:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:08:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:08:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:08:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:08:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:08:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:08:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:08:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:08:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:08:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:08:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:08:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:08:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:08:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:08:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:08:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:08:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:08:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:08:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:08:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:08:00,053 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:08:00,053 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:08:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:08:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:08:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:08:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:08:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:08:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:08:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:08:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:08:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:08:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:08:01,573 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:08:01,574 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:08:01,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:08:01 BoogieIcfgContainer [2019-09-17 06:08:01,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:08:01,576 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:08:01,576 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:08:01,577 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:08:01,578 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:08:01" (1/1) ... [2019-09-17 06:08:01,579 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:08:01,617 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:08:01,617 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:08:01,629 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:08:01,640 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:08:01,642 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:08:10,779 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:08:12,535 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:08:12,667 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:08:12,814 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:08:12,937 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:08:12,955 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:08:13,002 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:08:13,009 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:08:13,161 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:08:13,316 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:08:13,784 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:14,132 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:14,410 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:14,715 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:15,268 WARN L191 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:15,592 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:16,320 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:08:16,965 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:08:17,617 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:08:18,285 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 526 [2019-09-17 06:08:18,494 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-09-17 06:08:18,597 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-09-17 06:08:19,131 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:19,412 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:20,084 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:08:20,646 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:08:21,178 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:08:21,481 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 523 [2019-09-17 06:08:21,528 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 19 for LOIs [2019-09-17 06:08:21,575 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:08:21,588 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-17 06:08:21,596 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-17 06:08:21,598 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:08:21,599 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:08:21,600 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 538#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:08:21,616 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:08:21,616 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:08:21,618 INFO L168 Benchmark]: Toolchain (without parser) took 22423.84 ms. Allocated memory was 133.2 MB in the beginning and 779.6 MB in the end (delta: 646.4 MB). Free memory was 85.7 MB in the beginning and 532.6 MB in the end (delta: -446.9 MB). Peak memory consumption was 199.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:21,619 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:08:21,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.41 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 85.4 MB in the beginning and 164.9 MB in the end (delta: -79.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:21,621 INFO L168 Benchmark]: Boogie Preprocessor took 97.11 ms. Allocated memory is still 199.2 MB. Free memory was 164.9 MB in the beginning and 161.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:21,622 INFO L168 Benchmark]: RCFGBuilder took 1609.95 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 160.4 MB in the beginning and 147.1 MB in the end (delta: 13.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:21,623 INFO L168 Benchmark]: Sifa took 20040.15 ms. Allocated memory was 221.8 MB in the beginning and 779.6 MB in the end (delta: 557.8 MB). Free memory was 147.1 MB in the beginning and 532.6 MB in the end (delta: -385.5 MB). Peak memory consumption was 172.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:21,627 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 133.2 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 672.41 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 85.4 MB in the beginning and 164.9 MB in the end (delta: -79.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.11 ms. Allocated memory is still 199.2 MB. Free memory was 164.9 MB in the beginning and 161.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1609.95 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 160.4 MB in the beginning and 147.1 MB in the end (delta: 13.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. * Sifa took 20040.15 ms. Allocated memory was 221.8 MB in the beginning and 779.6 MB in the end (delta: 557.8 MB). Free memory was 147.1 MB in the beginning and 532.6 MB in the end (delta: -385.5 MB). Peak memory consumption was 172.4 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]: 19985, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 261, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 174, TOOLS_POST_TIME[ms]: 11034, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME[ms]: 168, TOOLS_POST_RETURN_APPLICATIONS: 64, TOOLS_POST_RETURN_TIME[ms]: 96, TOOLS_QUANTIFIERELIM_APPLICATIONS: 311, TOOLS_QUANTIFIERELIM_TIME[ms]: 11193, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10944, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 268, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 88, DOMAIN_JOIN_TIME[ms]: 7569, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 731, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 28, DOMAIN_ISBOTTOM_APPLICATIONS: 51, DOMAIN_ISBOTTOM_TIME[ms]: 204, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4916, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4915, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 64, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11425, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11425, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 412, DAG_COMPRESSION_RETAINED_NODES: 227 - UnprovableResult [Line: 44]: 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 538#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...