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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:48:08,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:48:08,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:48:08,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:48:08,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:48:08,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:48:08,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:48:08,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:48:08,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:48:08,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:48:08,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:48:08,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:48:08,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:48:08,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:48:08,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:48:08,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:48:08,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:48:08,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:48:08,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:48:08,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:48:08,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:48:08,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:48:08,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:48:08,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:48:08,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:48:08,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:48:08,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:48:08,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:48:08,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:48:08,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:48:08,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:48:08,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:48:08,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:48:08,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:48:08,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:48:08,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:48:08,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:48:08,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:48:08,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:48:08,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:48:08,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:48:08,301 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 [2019-09-18 03:48:08,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:48:08,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:48:08,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:48:08,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:48:08,317 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:48:08,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:48:08,318 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:48:08,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:48:08,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:48:08,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:48:08,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:48:08,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:48:08,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:48:08,319 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:48:08,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:48:08,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:48:08,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:48:08,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:48:08,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:48:08,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:48:08,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:48:08,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:48:08,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:48:08,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:48:08,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:48:08,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:48:08,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:48:08,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:48:08,322 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 -> SequenceOfStatements 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_DDA [2019-09-18 03:48:08,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:48:08,371 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:48:08,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:48:08,376 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:48:08,376 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:48:08,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2019-09-18 03:48:08,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/855c4be0c/728ce252e7324fa298cf1493ea9ebb9e/FLAG2cdcc3a7c [2019-09-18 03:48:08,980 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:48:08,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2019-09-18 03:48:08,998 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/855c4be0c/728ce252e7324fa298cf1493ea9ebb9e/FLAG2cdcc3a7c [2019-09-18 03:48:09,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/855c4be0c/728ce252e7324fa298cf1493ea9ebb9e [2019-09-18 03:48:09,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:48:09,260 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:48:09,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:48:09,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:48:09,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:48:09,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:48:09" (1/1) ... [2019-09-18 03:48:09,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2145c95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:48:09, skipping insertion in model container [2019-09-18 03:48:09,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:48:09" (1/1) ... [2019-09-18 03:48:09,278 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:48:09,340 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:48:09,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:48:09,833 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:48:09,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:48:09,947 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:48:09,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:48:09 WrapperNode [2019-09-18 03:48:09,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:48:09,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:48:09,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:48:09,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:48:09,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:48:09" (1/1) ... [2019-09-18 03:48:09,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:48:09" (1/1) ... [2019-09-18 03:48:09,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:48:09" (1/1) ... [2019-09-18 03:48:09,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:48:09" (1/1) ... [2019-09-18 03:48:10,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:48:09" (1/1) ... [2019-09-18 03:48:10,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:48:09" (1/1) ... [2019-09-18 03:48:10,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:48:09" (1/1) ... [2019-09-18 03:48:10,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:48:10,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:48:10,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:48:10,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:48:10,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:48:09" (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 [2019-09-18 03:48:10,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:48:10,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:48:10,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 03:48:10,139 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 03:48:10,140 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 03:48:10,141 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 03:48:10,141 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 03:48:10,141 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 03:48:10,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 03:48:10,142 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 03:48:10,142 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 03:48:10,143 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 03:48:10,143 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 03:48:10,143 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 03:48:10,144 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 03:48:10,144 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 03:48:10,146 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 03:48:10,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 03:48:10,147 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 03:48:10,147 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:48:10,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 03:48:10,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 03:48:10,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 03:48:10,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 03:48:10,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 03:48:10,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 03:48:10,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 03:48:10,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 03:48:10,149 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 03:48:10,149 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 03:48:10,149 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 03:48:10,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 03:48:10,149 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 03:48:10,149 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 03:48:10,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 03:48:10,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:48:10,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:48:10,150 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 03:48:10,151 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 03:48:10,151 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 03:48:10,151 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 03:48:10,151 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 03:48:10,151 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 03:48:10,152 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 03:48:10,152 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 03:48:10,152 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 03:48:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 03:48:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 03:48:10,154 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 03:48:10,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 03:48:10,154 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 03:48:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 03:48:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 03:48:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 03:48:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 03:48:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 03:48:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 03:48:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 03:48:10,156 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 03:48:10,156 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 03:48:10,156 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 03:48:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 03:48:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:48:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 03:48:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 03:48:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:48:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:48:10,157 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 03:48:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:48:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:48:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:48:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:48:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 03:48:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:48:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 03:48:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 03:48:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:48:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 03:48:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 03:48:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 03:48:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 03:48:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:48:10,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 03:48:10,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:48:11,197 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:48:11,197 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 03:48:11,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:48:11 BoogieIcfgContainer [2019-09-18 03:48:11,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:48:11,200 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:48:11,200 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:48:11,200 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:48:11,202 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:48:11" (1/1) ... [2019-09-18 03:48:11,203 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 03:48:11,238 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 03:48:11,238 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:48:11,254 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:48:11,268 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:48:11,270 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:48:36,323 WARN L191 SmtUtils]: Spent 14.39 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 03:48:38,063 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 03:48:41,849 WARN L191 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 03:48:43,706 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 03:48:45,488 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 03:48:45,503 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 03:48:45,567 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 03:48:45,587 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 03:48:56,823 WARN L191 SmtUtils]: Spent 11.03 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:49:02,222 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:49:13,053 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:49:18,398 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:49:45,042 WARN L191 SmtUtils]: Spent 26.58 s on a formula simplification. DAG size of input: 457 DAG size of output: 454 [2019-09-18 03:49:53,840 WARN L191 SmtUtils]: Spent 8.80 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 03:50:12,209 WARN L191 SmtUtils]: Spent 17.99 s on a formula simplification. DAG size of input: 457 DAG size of output: 451 [2019-09-18 03:50:17,587 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 03:50:31,888 WARN L191 SmtUtils]: Spent 14.28 s on a formula simplification. DAG size of input: 458 DAG size of output: 457 [2019-09-18 03:50:39,323 WARN L191 SmtUtils]: Spent 7.43 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 03:50:57,717 WARN L191 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 03:51:06,602 WARN L191 SmtUtils]: Spent 8.88 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 03:51:24,254 WARN L191 SmtUtils]: Spent 17.65 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 03:51:32,983 WARN L191 SmtUtils]: Spent 8.73 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 03:52:01,385 WARN L191 SmtUtils]: Spent 28.38 s on a formula simplification. DAG size of input: 476 DAG size of output: 476 [2019-09-18 03:52:15,532 WARN L191 SmtUtils]: Spent 14.15 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-18 03:52:30,357 WARN L191 SmtUtils]: Spent 14.78 s on a formula simplification. DAG size of input: 464 DAG size of output: 448 [2019-09-18 03:52:32,319 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:52:46,761 WARN L191 SmtUtils]: Spent 14.42 s on a formula simplification. DAG size of input: 461 DAG size of output: 455 [2019-09-18 03:52:47,352 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2019-09-18 03:52:47,497 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2019-09-18 03:52:47,809 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-09-18 03:52:47,938 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2019-09-18 03:52:48,082 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2019-09-18 03:52:48,220 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2019-09-18 03:52:54,203 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-18 03:52:54,554 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 03:52:54,693 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-18 03:52:54,704 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 03:52:54,728 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 03:52:54,729 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 03:52:54,731 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 810#(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))) [2019-09-18 03:52:54,742 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 03:52:54,742 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 03:52:54,744 INFO L168 Benchmark]: Toolchain (without parser) took 285483.98 ms. Allocated memory was 130.0 MB in the beginning and 146.3 MB in the end (delta: 16.3 MB). Free memory was 85.8 MB in the beginning and 101.9 MB in the end (delta: -16.1 MB). Peak memory consumption was 107.0 kB. Max. memory is 7.1 GB. [2019-09-18 03:52:54,745 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 03:52:54,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.83 ms. Allocated memory was 130.0 MB in the beginning and 198.2 MB in the end (delta: 68.2 MB). Free memory was 85.6 MB in the beginning and 163.8 MB in the end (delta: -78.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-18 03:52:54,746 INFO L168 Benchmark]: Boogie Preprocessor took 110.64 ms. Allocated memory is still 198.2 MB. Free memory was 163.8 MB in the beginning and 159.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-18 03:52:54,747 INFO L168 Benchmark]: RCFGBuilder took 1140.22 ms. Allocated memory is still 198.2 MB. Free memory was 159.7 MB in the beginning and 79.5 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. [2019-09-18 03:52:54,748 INFO L168 Benchmark]: Sifa took 283542.32 ms. Allocated memory was 198.2 MB in the beginning and 146.3 MB in the end (delta: -51.9 MB). Free memory was 79.5 MB in the beginning and 101.9 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 03:52:54,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.83 ms. Allocated memory was 130.0 MB in the beginning and 198.2 MB in the end (delta: 68.2 MB). Free memory was 85.6 MB in the beginning and 163.8 MB in the end (delta: -78.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.64 ms. Allocated memory is still 198.2 MB. Free memory was 163.8 MB in the beginning and 159.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1140.22 ms. Allocated memory is still 198.2 MB. Free memory was 159.7 MB in the beginning and 79.5 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. * Sifa took 283542.32 ms. Allocated memory was 198.2 MB in the beginning and 146.3 MB in the end (delta: -51.9 MB). Free memory was 79.5 MB in the beginning and 101.9 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 283494, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 432, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 322, TOOLS_POST_TIME[ms]: 30654, TOOLS_POST_CALL_APPLICATIONS: 90, TOOLS_POST_CALL_TIME[ms]: 199, TOOLS_POST_RETURN_APPLICATIONS: 81, TOOLS_POST_RETURN_TIME[ms]: 94, TOOLS_QUANTIFIERELIM_APPLICATIONS: 492, TOOLS_QUANTIFIERELIM_TIME[ms]: 30817, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30511, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 452, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 137, DOMAIN_JOIN_TIME[ms]: 214936, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 36964, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 56, DOMAIN_ISBOTTOM_APPLICATIONS: 92, DOMAIN_ISBOTTOM_TIME[ms]: 402, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 247029, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 247028, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 81, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34585, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34584, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 712, DAG_COMPRESSION_RETAINED_NODES: 273 - UnprovableResult [Line: 851]: 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 810#(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...