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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:56:11,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:56:11,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:56:11,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:56:11,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:56:11,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:56:11,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:56:11,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:56:11,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:56:11,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:56:11,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:56:11,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:56:11,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:56:11,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:56:11,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:56:11,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:56:11,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:56:11,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:56:11,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:56:11,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:56:11,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:56:11,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:56:11,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:56:11,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:56:11,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:56:11,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:56:11,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:56:11,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:56:11,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:56:11,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:56:11,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:56:11,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:56:11,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:56:11,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:56:11,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:56:11,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:56:11,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:56:11,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:56:11,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:56:11,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:56:11,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:56:11,367 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 [2019-09-19 22:56:11,384 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:56:11,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:56:11,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:56:11,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:56:11,386 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:56:11,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:56:11,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:56:11,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:56:11,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:56:11,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:56:11,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:56:11,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:56:11,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:56:11,387 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:56:11,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:56:11,387 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:56:11,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:56:11,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:56:11,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:56:11,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:56:11,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:56:11,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:56:11,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:56:11,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:56:11,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:56:11,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:56:11,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:56:11,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:56:11,390 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:56:11,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:56:11,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:56:11,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:56:11,447 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:56:11,447 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:56:11,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c [2019-09-19 22:56:11,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f566b4d53/097fe753067a4392895d3389e1749b29/FLAGba7a5ebb8 [2019-09-19 22:56:12,126 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:56:12,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c [2019-09-19 22:56:12,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f566b4d53/097fe753067a4392895d3389e1749b29/FLAGba7a5ebb8 [2019-09-19 22:56:12,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f566b4d53/097fe753067a4392895d3389e1749b29 [2019-09-19 22:56:12,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:56:12,434 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:56:12,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:56:12,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:56:12,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:56:12,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:56:12" (1/1) ... [2019-09-19 22:56:12,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c1209f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:12, skipping insertion in model container [2019-09-19 22:56:12,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:56:12" (1/1) ... [2019-09-19 22:56:12,450 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:56:12,512 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:56:12,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:56:12,913 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:56:13,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:56:13,059 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:56:13,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:13 WrapperNode [2019-09-19 22:56:13,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:56:13,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:56:13,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:56:13,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:56:13,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:13" (1/1) ... [2019-09-19 22:56:13,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:13" (1/1) ... [2019-09-19 22:56:13,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:13" (1/1) ... [2019-09-19 22:56:13,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:13" (1/1) ... [2019-09-19 22:56:13,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:13" (1/1) ... [2019-09-19 22:56:13,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:13" (1/1) ... [2019-09-19 22:56:13,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:13" (1/1) ... [2019-09-19 22:56:13,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:56:13,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:56:13,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:56:13,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:56:13,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:13" (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 [2019-09-19 22:56:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:56:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:56:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 22:56:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 22:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 22:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 22:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 22:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 22:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 22:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 22:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 22:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 22:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 22:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-19 22:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 22:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 22:56:13,238 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 22:56:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 22:56:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 22:56:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 22:56:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 22:56:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 22:56:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 22:56:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 22:56:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 22:56:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:56:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 22:56:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 22:56:13,241 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 22:56:13,241 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 22:56:13,241 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 22:56:13,241 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 22:56:13,241 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 22:56:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 22:56:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 22:56:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 22:56:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:56:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:56:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 22:56:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 22:56:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 22:56:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:56:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:56:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 22:56:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:56:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:56:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:56:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:56:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 22:56:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:56:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 22:56:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 22:56:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:56:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 22:56:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 22:56:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:56:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 22:56:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 22:56:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 22:56:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 22:56:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 22:56:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 22:56:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 22:56:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 22:56:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 22:56:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 22:56:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 22:56:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 22:56:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 22:56:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 22:56:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 22:56:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-19 22:56:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 22:56:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 22:56:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 22:56:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 22:56:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 22:56:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 22:56:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 22:56:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 22:56:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:56:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 22:56:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 22:56:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:56:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:56:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:56:14,742 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:56:14,742 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 22:56:14,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:56:14 BoogieIcfgContainer [2019-09-19 22:56:14,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:56:14,744 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:56:14,745 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:56:14,745 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:56:14,746 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:56:14" (1/1) ... [2019-09-19 22:56:14,747 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 22:56:14,776 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:56:14,777 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:56:14,785 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:56:14,793 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:56:14,794 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:56:34,683 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 22:56:36,459 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 22:56:40,426 WARN L191 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 22:56:42,188 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 22:56:43,977 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 22:56:43,992 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 22:56:44,059 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 22:56:44,079 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 22:56:55,289 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 22:57:00,769 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 22:57:18,519 WARN L191 SmtUtils]: Spent 17.69 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-19 22:57:27,355 WARN L191 SmtUtils]: Spent 8.83 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 22:57:38,860 WARN L191 SmtUtils]: Spent 11.16 s on a formula simplification. DAG size of input: 464 DAG size of output: 458 [2019-09-19 22:57:44,403 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 22:57:51,444 WARN L191 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 22:57:58,464 WARN L191 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 22:58:16,646 WARN L191 SmtUtils]: Spent 18.10 s on a formula simplification. DAG size of input: 470 DAG size of output: 469 [2019-09-19 22:58:25,585 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 22:58:52,012 WARN L191 SmtUtils]: Spent 26.37 s on a formula simplification. DAG size of input: 482 DAG size of output: 477 [2019-09-19 22:59:04,371 WARN L191 SmtUtils]: Spent 12.36 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-19 22:59:15,693 WARN L191 SmtUtils]: Spent 11.25 s on a formula simplification. DAG size of input: 468 DAG size of output: 457 [2019-09-19 22:59:21,325 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 22:59:35,728 WARN L191 SmtUtils]: Spent 14.38 s on a formula simplification. DAG size of input: 473 DAG size of output: 463 [2019-09-19 22:59:42,885 WARN L191 SmtUtils]: Spent 7.16 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-19 23:00:00,938 WARN L191 SmtUtils]: Spent 18.00 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 23:00:10,027 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:00:54,735 WARN L191 SmtUtils]: Spent 44.65 s on a formula simplification. DAG size of input: 486 DAG size of output: 478 [2019-09-19 23:01:07,302 WARN L191 SmtUtils]: Spent 12.57 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-19 23:01:20,629 WARN L191 SmtUtils]: Spent 13.27 s on a formula simplification. DAG size of input: 475 DAG size of output: 459 [2019-09-19 23:01:26,230 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:01:27,834 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 466 DAG size of output: 1 [2019-09-19 23:01:45,973 WARN L191 SmtUtils]: Spent 18.05 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 23:01:55,050 WARN L191 SmtUtils]: Spent 9.08 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:02:13,067 WARN L191 SmtUtils]: Spent 18.01 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 23:02:22,058 WARN L191 SmtUtils]: Spent 8.99 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:02:50,869 WARN L191 SmtUtils]: Spent 28.76 s on a formula simplification. DAG size of input: 486 DAG size of output: 478 [2019-09-19 23:03:03,392 WARN L191 SmtUtils]: Spent 12.52 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-19 23:03:32,344 WARN L191 SmtUtils]: Spent 28.81 s on a formula simplification. DAG size of input: 486 DAG size of output: 478 [2019-09-19 23:03:44,792 WARN L191 SmtUtils]: Spent 12.45 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-19 23:03:44,826 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-19 23:03:44,828 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 438 for LOIs [2019-09-19 23:03:55,275 WARN L191 SmtUtils]: Spent 10.39 s on a formula simplification. DAG size of input: 442 DAG size of output: 430 [2019-09-19 23:04:00,384 WARN L191 SmtUtils]: Spent 5.11 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 23:04:00,388 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 427 for LOIs [2019-09-19 23:04:00,413 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-19 23:04:00,414 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:04:00,415 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:04:00,416 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 238#false [2019-09-19 23:04:00,422 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 23:04:00,422 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:04:00,424 INFO L168 Benchmark]: Toolchain (without parser) took 467990.59 ms. Allocated memory was 132.6 MB in the beginning and 153.6 MB in the end (delta: 21.0 MB). Free memory was 87.8 MB in the beginning and 111.0 MB in the end (delta: -23.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:04:00,425 INFO L168 Benchmark]: CDTParser took 1.31 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:04:00,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.36 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 165.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-09-19 23:04:00,427 INFO L168 Benchmark]: Boogie Preprocessor took 89.17 ms. Allocated memory is still 199.2 MB. Free memory was 165.3 MB in the beginning and 161.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-19 23:04:00,428 INFO L168 Benchmark]: RCFGBuilder took 1593.96 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 161.6 MB in the beginning and 150.3 MB in the end (delta: 11.3 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. [2019-09-19 23:04:00,429 INFO L168 Benchmark]: Sifa took 465678.12 ms. Allocated memory was 223.3 MB in the beginning and 153.6 MB in the end (delta: -69.7 MB). Free memory was 150.3 MB in the beginning and 111.0 MB in the end (delta: 39.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:04:00,432 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 625.36 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 165.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.17 ms. Allocated memory is still 199.2 MB. Free memory was 165.3 MB in the beginning and 161.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1593.96 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 161.6 MB in the beginning and 150.3 MB in the end (delta: 11.3 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. * Sifa took 465678.12 ms. Allocated memory was 223.3 MB in the beginning and 153.6 MB in the end (delta: -69.7 MB). Free memory was 150.3 MB in the beginning and 111.0 MB in the end (delta: 39.2 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]: 465640, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 127, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 86, TOOLS_POST_TIME[ms]: 25768, TOOLS_POST_CALL_APPLICATIONS: 36, TOOLS_POST_CALL_TIME[ms]: 335, TOOLS_POST_RETURN_APPLICATIONS: 29, TOOLS_POST_RETURN_TIME[ms]: 154, TOOLS_QUANTIFIERELIM_APPLICATIONS: 149, TOOLS_QUANTIFIERELIM_TIME[ms]: 26153, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25578, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 130, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 39, DOMAIN_JOIN_TIME[ms]: 403284, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 35586, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 42, DOMAIN_ISBOTTOM_APPLICATIONS: 23, DOMAIN_ISBOTTOM_TIME[ms]: 356, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 282112, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 282112, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 29, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29466, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29465, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 283, DAG_COMPRESSION_RETAINED_NODES: 154 - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...