java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:07:08,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:07:08,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:07:08,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:07:08,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:07:08,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:07:08,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:07:08,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:07:08,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:07:08,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:07:08,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:07:08,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:07:08,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:07:08,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:07:08,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:07:08,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:07:08,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:07:08,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:07:08,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:07:08,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:07:08,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:07:08,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:07:08,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:07:08,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:07:08,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:07:08,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:07:08,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:07:08,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:07:08,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:07:08,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:07:08,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:07:08,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:07:08,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:07:08,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:07:08,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:07:08,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:07:08,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:07:08,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:07:08,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:07:08,304 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:07:08,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:07:08,305 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 [2019-09-25 17:07:08,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:07:08,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:07:08,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:07:08,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:07:08,324 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:07:08,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:07:08,324 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:07:08,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:07:08,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:07:08,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:07:08,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:07:08,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:07:08,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:07:08,325 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:07:08,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:07:08,326 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:07:08,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:07:08,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:07:08,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:07:08,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:07:08,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:07:08,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:07:08,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:07:08,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:07:08,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:07:08,328 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:07:08,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:07:08,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:07:08,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:07:08,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:07:08,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:07:08,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:07:08,381 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:07:08,381 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:07:08,382 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-09-25 17:07:08,474 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759b93d37/66be1d412386440c84cbe1f8e243f242/FLAG7fb0eae0b [2019-09-25 17:07:08,964 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:07:08,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-09-25 17:07:08,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759b93d37/66be1d412386440c84cbe1f8e243f242/FLAG7fb0eae0b [2019-09-25 17:07:09,290 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759b93d37/66be1d412386440c84cbe1f8e243f242 [2019-09-25 17:07:09,302 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:07:09,304 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:07:09,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:07:09,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:07:09,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:07:09,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:07:09" (1/1) ... [2019-09-25 17:07:09,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205cab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:09, skipping insertion in model container [2019-09-25 17:07:09,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:07:09" (1/1) ... [2019-09-25 17:07:09,325 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:07:09,403 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:07:10,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:07:10,033 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:07:10,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:07:10,147 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:07:10,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:10 WrapperNode [2019-09-25 17:07:10,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:07:10,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:07:10,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:07:10,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:07:10,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:10" (1/1) ... [2019-09-25 17:07:10,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:10" (1/1) ... [2019-09-25 17:07:10,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:10" (1/1) ... [2019-09-25 17:07:10,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:10" (1/1) ... [2019-09-25 17:07:10,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:10" (1/1) ... [2019-09-25 17:07:10,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:10" (1/1) ... [2019-09-25 17:07:10,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:10" (1/1) ... [2019-09-25 17:07:10,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:07:10,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:07:10,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:07:10,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:07:10,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:10" (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 [2019-09-25 17:07:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:07:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:07:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:07:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:07:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:07:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:07:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:07:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:07:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:07:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:07:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:07:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:07:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:07:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:07:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:07:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:07:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:07:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:07:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:07:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:07:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:07:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:07:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:07:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:07:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:07:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:07:10,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:07:10,327 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:07:10,327 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:07:10,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:07:10,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:07:10,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:07:10,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:07:10,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:07:10,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:07:10,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:07:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:07:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:07:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:07:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:07:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:07:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:07:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:07:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:07:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:07:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:07:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:07:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:07:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:07:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:07:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:07:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:07:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:07:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:07:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:07:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:07:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:07:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:07:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:07:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:07:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:07:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:07:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:07:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:07:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:07:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:07:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:07:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:07:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:07:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:07:10,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:07:10,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:07:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:07:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:07:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:07:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:07:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:07:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:07:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:07:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:07:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:07:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:07:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:07:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:07:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:07:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:07:11,796 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:07:11,797 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:07:11,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:07:11 BoogieIcfgContainer [2019-09-25 17:07:11,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:07:11,799 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:07:11,799 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:07:11,799 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:07:11,801 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:07:11" (1/1) ... [2019-09-25 17:07:11,802 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:07:11,825 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:07:11,825 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:07:11,834 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:07:11,843 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:07:11,845 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:07:20,209 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:07:22,110 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:07:22,250 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:07:22,403 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:07:22,522 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:07:22,538 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-25 17:07:22,585 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-25 17:07:22,606 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-25 17:07:22,786 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 17:07:22,907 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 17:07:23,392 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-25 17:07:23,756 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-25 17:07:24,255 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-25 17:07:24,475 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 75 for LOIs [2019-09-25 17:07:24,652 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-25 17:07:24,783 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 73 for LOIs [2019-09-25 17:07:24,790 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 87 for LOIs [2019-09-25 17:07:24,817 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:07:24,817 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:07:24,819 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 406#(or (and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= ~systemActive~0 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) (and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= ~systemActive~0 1) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)))) [2019-09-25 17:07:24,832 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:07:24,833 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:07:24,835 INFO L168 Benchmark]: Toolchain (without parser) took 15530.75 ms. Allocated memory was 129.5 MB in the beginning and 400.6 MB in the end (delta: 271.1 MB). Free memory was 85.3 MB in the beginning and 336.0 MB in the end (delta: -250.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:24,836 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:07:24,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 842.92 ms. Allocated memory was 129.5 MB in the beginning and 198.7 MB in the end (delta: 69.2 MB). Free memory was 85.1 MB in the beginning and 164.0 MB in the end (delta: -78.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:24,837 INFO L168 Benchmark]: Boogie Preprocessor took 81.94 ms. Allocated memory is still 198.7 MB. Free memory was 164.0 MB in the beginning and 159.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:24,838 INFO L168 Benchmark]: RCFGBuilder took 1567.90 ms. Allocated memory was 198.7 MB in the beginning and 215.5 MB in the end (delta: 16.8 MB). Free memory was 159.9 MB in the beginning and 147.6 MB in the end (delta: 12.3 MB). Peak memory consumption was 98.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:24,839 INFO L168 Benchmark]: Sifa took 13033.76 ms. Allocated memory was 215.5 MB in the beginning and 400.6 MB in the end (delta: 185.1 MB). Free memory was 147.6 MB in the beginning and 336.0 MB in the end (delta: -188.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 17:07:24,843 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 842.92 ms. Allocated memory was 129.5 MB in the beginning and 198.7 MB in the end (delta: 69.2 MB). Free memory was 85.1 MB in the beginning and 164.0 MB in the end (delta: -78.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.94 ms. Allocated memory is still 198.7 MB. Free memory was 164.0 MB in the beginning and 159.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1567.90 ms. Allocated memory was 198.7 MB in the beginning and 215.5 MB in the end (delta: 16.8 MB). Free memory was 159.9 MB in the beginning and 147.6 MB in the end (delta: 12.3 MB). Peak memory consumption was 98.1 MB. Max. memory is 7.1 GB. * Sifa took 13033.76 ms. Allocated memory was 215.5 MB in the beginning and 400.6 MB in the end (delta: 185.1 MB). Free memory was 147.6 MB in the beginning and 336.0 MB in the end (delta: -188.4 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]: 12995, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 182, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 120, TOOLS_POST_TIME[ms]: 10399, TOOLS_POST_CALL_APPLICATIONS: 52, TOOLS_POST_CALL_TIME[ms]: 117, TOOLS_POST_RETURN_APPLICATIONS: 43, TOOLS_POST_RETURN_TIME[ms]: 53, TOOLS_QUANTIFIERELIM_APPLICATIONS: 215, TOOLS_QUANTIFIERELIM_TIME[ms]: 10494, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10345, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 187, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 58, DOMAIN_JOIN_TIME[ms]: 2133, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 67, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 94, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 556, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 555, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 43, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10733, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10732, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 380, DAG_COMPRESSION_RETAINED_NODES: 185 - UnprovableResult [Line: 510]: 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 406#(or (and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= ~systemActive~0 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) (and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= ~systemActive~0 1) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...