/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:43:24,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:43:24,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:43:24,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:43:24,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:43:24,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:43:24,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:43:24,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:43:24,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:43:24,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:43:24,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:43:24,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:43:24,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:43:24,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:43:24,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:43:24,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:43:24,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:43:24,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:43:24,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:43:24,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:43:24,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:43:24,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:43:24,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:43:24,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:43:24,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:43:24,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:43:24,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:43:24,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:43:24,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:43:24,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:43:24,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:43:24,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:43:24,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:43:24,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:43:24,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:43:24,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:43:24,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:43:24,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:43:24,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:43:24,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:43:24,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:43:24,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 10:43:24,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:43:24,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:43:24,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:43:24,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:43:24,191 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:43:24,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:43:24,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:43:24,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:43:24,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:43:24,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:43:24,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:43:24,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:43:24,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:43:24,193 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:43:24,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:43:24,193 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:43:24,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:43:24,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:43:24,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:43:24,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:43:24,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:43:24,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:43:24,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:43:24,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:43:24,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:43:24,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:43:24,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:43:24,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:43:24,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:43:24,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:43:24,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:43:24,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:43:24,502 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:43:24,502 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:43:24,503 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2019-11-07 10:43:24,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d2c9c91/45d9f780782d4054a80ed2f898c4e3f7/FLAGfc69dfdfd [2019-11-07 10:43:25,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:43:25,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2019-11-07 10:43:25,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d2c9c91/45d9f780782d4054a80ed2f898c4e3f7/FLAGfc69dfdfd [2019-11-07 10:43:25,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d2c9c91/45d9f780782d4054a80ed2f898c4e3f7 [2019-11-07 10:43:25,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:43:25,564 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:43:25,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:43:25,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:43:25,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:43:25,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:43:25" (1/1) ... [2019-11-07 10:43:25,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ba0a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:43:25, skipping insertion in model container [2019-11-07 10:43:25,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:43:25" (1/1) ... [2019-11-07 10:43:25,582 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:43:25,648 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:43:26,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:43:26,050 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:43:26,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:43:26,189 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:43:26,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:43:26 WrapperNode [2019-11-07 10:43:26,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:43:26,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:43:26,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:43:26,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:43:26,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:43:26" (1/1) ... [2019-11-07 10:43:26,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:43:26" (1/1) ... [2019-11-07 10:43:26,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:43:26" (1/1) ... [2019-11-07 10:43:26,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:43:26" (1/1) ... [2019-11-07 10:43:26,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:43:26" (1/1) ... [2019-11-07 10:43:26,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:43:26" (1/1) ... [2019-11-07 10:43:26,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:43:26" (1/1) ... [2019-11-07 10:43:26,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:43:26,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:43:26,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:43:26,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:43:26,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:43:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:43:26,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:43:26,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:43:26,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:43:26,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-11-07 10:43:26,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:43:26,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:43:26,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:43:26,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:43:26,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:43:26,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:43:26,339 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:43:26,339 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:43:26,340 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:43:26,340 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:43:26,340 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:43:26,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:43:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:43:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:43:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:43:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:43:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:43:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:43:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:43:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:43:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 10:43:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:43:26,345 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:43:26,345 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:43:26,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:43:26,346 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:43:26,346 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:43:26,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 10:43:26,346 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:43:26,347 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:43:26,347 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:43:26,347 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:43:26,347 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:43:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:43:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:43:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:43:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:43:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:43:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:43:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-11-07 10:43:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:43:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:43:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:43:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:43:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:43:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:43:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:43:26,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:43:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:43:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:43:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:43:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:43:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:43:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:43:26,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:43:26,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:43:26,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:43:26,352 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:43:26,352 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:43:26,352 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:43:26,352 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:43:26,352 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:43:26,353 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:43:26,353 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:43:26,353 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:43:26,353 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:43:26,353 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:43:26,353 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:43:26,354 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:43:26,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:43:26,354 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:43:26,355 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:43:26,355 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 10:43:26,355 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:43:26,356 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:43:26,356 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:43:26,356 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:43:26,356 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 10:43:26,357 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:43:26,357 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:43:26,358 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:43:26,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:43:26,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:43:26,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:43:27,907 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:43:27,908 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:43:27,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:43:27 BoogieIcfgContainer [2019-11-07 10:43:27,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:43:27,910 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:43:27,910 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:43:27,910 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:43:27,912 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:43:27" (1/1) ... [2019-11-07 10:43:27,912 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:43:27,944 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:43:27,947 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:43:27,961 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:43:27,972 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:43:27,973 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:43:38,934 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-11-07 10:43:40,765 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:43:40,925 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-11-07 10:43:40,968 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-11-07 10:43:41,008 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-11-07 10:43:41,014 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-11-07 10:43:41,449 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-11-07 10:43:41,714 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-07 10:43:42,077 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 609 [2019-11-07 10:43:42,296 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2019-11-07 10:43:42,874 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2019-11-07 10:43:43,127 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-07 10:43:43,248 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:43:43,251 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-11-07 10:43:43,375 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 10:43:43,585 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 10:43:43,861 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 139 for LOIs [2019-11-07 10:43:43,872 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 151 for LOIs [2019-11-07 10:43:43,873 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:43:43,887 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:43:43,887 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:43:43,889 INFO L168 Benchmark]: Toolchain (without parser) took 18324.94 ms. Allocated memory was 139.5 MB in the beginning and 347.6 MB in the end (delta: 208.1 MB). Free memory was 101.9 MB in the beginning and 215.8 MB in the end (delta: -113.9 MB). Peak memory consumption was 94.3 MB. Max. memory is 7.1 GB. [2019-11-07 10:43:43,890 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 10:43:43,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.45 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 101.7 MB in the beginning and 170.6 MB in the end (delta: -68.8 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-11-07 10:43:43,892 INFO L168 Benchmark]: Boogie Preprocessor took 88.12 ms. Allocated memory is still 202.9 MB. Free memory was 170.6 MB in the beginning and 166.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:43:43,893 INFO L168 Benchmark]: RCFGBuilder took 1630.97 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 166.6 MB in the beginning and 149.1 MB in the end (delta: 17.5 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2019-11-07 10:43:43,894 INFO L168 Benchmark]: Sifa took 15977.50 ms. Allocated memory was 235.9 MB in the beginning and 347.6 MB in the end (delta: 111.7 MB). Free memory was 149.1 MB in the beginning and 215.8 MB in the end (delta: -66.7 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:43:43,898 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 139.5 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 624.45 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 101.7 MB in the beginning and 170.6 MB in the end (delta: -68.8 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.12 ms. Allocated memory is still 202.9 MB. Free memory was 170.6 MB in the beginning and 166.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1630.97 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 166.6 MB in the beginning and 149.1 MB in the end (delta: 17.5 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * Sifa took 15977.50 ms. Allocated memory was 235.9 MB in the beginning and 347.6 MB in the end (delta: 111.7 MB). Free memory was 149.1 MB in the beginning and 215.8 MB in the end (delta: -66.7 MB). Peak memory consumption was 44.9 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]: 15930, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 22, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 82, TOOLS_POST_TIME[ms]: 12922, TOOLS_POST_CALL_APPLICATIONS: 38, TOOLS_POST_CALL_TIME[ms]: 103, TOOLS_POST_RETURN_APPLICATIONS: 31, TOOLS_POST_RETURN_TIME[ms]: 66, TOOLS_QUANTIFIERELIM_APPLICATIONS: 150, TOOLS_QUANTIFIERELIM_TIME[ms]: 13019, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12873, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 151, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 20, DOMAIN_JOIN_TIME[ms]: 2348, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 276, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 22, DOMAIN_ISBOTTOM_TIME[ms]: 57, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1554, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1553, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 31, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12996, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12996, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 21, DAG_COMPRESSION_PROCESSED_NODES: 325, DAG_COMPRESSION_RETAINED_NODES: 156 - UnprovableResult [Line: 543]: 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 292#(and (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string29.offset| 0) (= |#t~string47.offset| 0) (= |#t~string34.offset| 0) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (or (and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= |#t~string34.offset| 0) (<= ~waterLevel~0 0) (<= 0 |#t~string60.offset|) (<= |#t~string51.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 |#t~string51.offset|) (<= |#t~string24.offset| 0) (<= 0 |#t~string49.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 ~methaneLevelCritical~0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= 0 |#t~string41.offset|) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= 0 ~waterLevel~0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string49.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string55.offset|) (<= 0 |#t~string25.offset|) (<= |#t~string25.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0)) (and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= |#t~string34.offset| 0) (<= 0 |#t~string60.offset|) (<= |#t~string51.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 |#t~string51.offset|) (<= |#t~string24.offset| 0) (<= 0 |#t~string49.offset|) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 ~methaneLevelCritical~0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= 0 |#t~string41.offset|) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string49.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string55.offset|) (<= 0 |#t~string25.offset|) (<= |#t~string25.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0))) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string51.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string45.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...