java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:07:34,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:07:34,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:07:34,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:07:34,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:07:34,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:07:34,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:07:34,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:07:34,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:07:34,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:07:34,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:07:34,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:07:34,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:07:34,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:07:34,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:07:34,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:07:34,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:07:34,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:07:34,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:07:34,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:07:34,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:07:34,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:07:34,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:07:34,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:07:34,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:07:34,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:07:34,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:07:34,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:07:34,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:07:34,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:07:34,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:07:34,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:07:34,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:07:34,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:07:34,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:07:34,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:07:34,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:07:34,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:07:34,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:07:34,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:07:34,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:07:34,346 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 06:07:34,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:07:34,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:07:34,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:07:34,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:07:34,363 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:07:34,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:07:34,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:07:34,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:07:34,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:07:34,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:07:34,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:07:34,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:07:34,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:07:34,365 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:07:34,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:07:34,365 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:07:34,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:07:34,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:07:34,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:07:34,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:07:34,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:07:34,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:07:34,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:07:34,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:07:34,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:07:34,369 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:07:34,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:07:34,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:07:34,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-17 06:07:34,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:07:34,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:07:34,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:07:34,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:07:34,420 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:07:34,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-09-17 06:07:34,485 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d7fcb180/c5b940cd1c4d44289e2ef3115dd8ac94/FLAG4dc16663a [2019-09-17 06:07:35,037 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:07:35,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-09-17 06:07:35,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d7fcb180/c5b940cd1c4d44289e2ef3115dd8ac94/FLAG4dc16663a [2019-09-17 06:07:35,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d7fcb180/c5b940cd1c4d44289e2ef3115dd8ac94 [2019-09-17 06:07:35,334 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:07:35,338 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:07:35,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:07:35,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:07:35,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:07:35,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:07:35" (1/1) ... [2019-09-17 06:07:35,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56745d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:35, skipping insertion in model container [2019-09-17 06:07:35,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:07:35" (1/1) ... [2019-09-17 06:07:35,359 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:07:35,422 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:07:35,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:07:35,850 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:07:35,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:07:35,999 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:07:36,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:35 WrapperNode [2019-09-17 06:07:36,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:07:36,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:07:36,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:07:36,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:07:36,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:35" (1/1) ... [2019-09-17 06:07:36,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:35" (1/1) ... [2019-09-17 06:07:36,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:35" (1/1) ... [2019-09-17 06:07:36,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:35" (1/1) ... [2019-09-17 06:07:36,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:35" (1/1) ... [2019-09-17 06:07:36,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:35" (1/1) ... [2019-09-17 06:07:36,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:35" (1/1) ... [2019-09-17 06:07:36,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:07:36,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:07:36,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:07:36,109 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:07:36,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:07:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:07:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:07:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:07:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:07:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:07:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:07:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:07:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:07:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:07:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:07:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:07:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:07:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:07:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:07:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:07:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:07:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:07:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:07:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:07:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:07:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:07:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:07:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:07:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-17 06:07:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:07:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:07:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:07:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:07:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:07:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:07:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:07:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:07:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:07:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:07:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:07:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:07:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:07:36,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:07:36,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:07:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:07:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:07:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:07:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:07:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:07:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:07:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:07:36,173 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:07:36,173 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:07:36,174 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:07:36,174 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:07:36,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:07:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:07:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:07:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:07:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:07:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:07:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:07:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:07:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:07:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:07:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:07:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:07:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:07:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:07:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:07:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:07:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:07:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:07:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:07:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:07:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:07:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:07:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:07:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:07:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:07:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:07:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:07:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:07:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:07:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-17 06:07:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:07:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:07:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:07:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:07:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:07:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:07:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:07:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:07:37,584 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:07:37,585 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:07:37,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:07:37 BoogieIcfgContainer [2019-09-17 06:07:37,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:07:37,587 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:07:37,587 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:07:37,587 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:07:37,589 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:07:37" (1/1) ... [2019-09-17 06:07:37,589 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:07:37,615 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:07:37,615 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:07:37,626 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:07:37,642 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:07:37,644 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:07:47,865 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:07:49,588 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:07:49,727 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:07:49,861 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:07:49,987 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:07:50,002 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:07:50,046 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:07:50,051 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:07:50,210 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:07:50,326 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:07:50,793 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:07:51,123 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:07:51,396 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:07:51,600 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:07:51,813 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:07:51,979 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:07:52,418 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:07:52,789 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:07:53,588 WARN L191 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:07:54,194 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:07:54,961 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2019-09-17 06:07:55,348 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:07:55,578 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-17 06:07:55,751 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-17 06:07:56,265 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:07:56,734 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:07:57,178 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:07:57,649 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:07:58,392 WARN L191 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2019-09-17 06:07:59,144 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:07:59,420 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:00,064 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:08:00,609 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:08:01,069 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2019-09-17 06:08:01,384 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:01,691 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-17 06:08:01,916 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-17 06:08:02,331 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:08:02,757 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:08:03,197 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:08:03,616 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:08:04,310 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2019-09-17 06:08:04,876 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:05,208 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:06,043 WARN L191 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:08:06,578 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:08:07,232 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2019-09-17 06:08:07,527 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:07,774 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-17 06:08:07,934 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-17 06:08:08,361 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:08:08,775 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:08:09,173 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:08:09,601 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:08:10,256 WARN L191 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2019-09-17 06:08:10,314 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 27 for LOIs [2019-09-17 06:08:10,388 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:08:10,399 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-17 06:08:10,402 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-17 06:08:10,403 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:08:10,403 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:08:10,405 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 519#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:08:10,417 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:08:10,417 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:08:10,419 INFO L168 Benchmark]: Toolchain (without parser) took 35082.61 ms. Allocated memory was 131.1 MB in the beginning and 1.0 GB in the end (delta: 915.4 MB). Free memory was 84.1 MB in the beginning and 297.2 MB in the end (delta: -213.1 MB). Peak memory consumption was 702.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:10,420 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:08:10,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.46 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 83.9 MB in the beginning and 164.2 MB in the end (delta: -80.4 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:10,421 INFO L168 Benchmark]: Boogie Preprocessor took 104.07 ms. Allocated memory is still 199.2 MB. Free memory was 164.2 MB in the beginning and 160.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:10,422 INFO L168 Benchmark]: RCFGBuilder took 1478.19 ms. Allocated memory was 199.2 MB in the beginning and 219.2 MB in the end (delta: 19.9 MB). Free memory was 160.4 MB in the beginning and 150.0 MB in the end (delta: 10.4 MB). Peak memory consumption was 95.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:10,423 INFO L168 Benchmark]: Sifa took 32830.10 ms. Allocated memory was 219.2 MB in the beginning and 1.0 GB in the end (delta: 827.3 MB). Free memory was 150.0 MB in the beginning and 297.2 MB in the end (delta: -147.2 MB). Peak memory consumption was 680.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:10,428 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.46 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 83.9 MB in the beginning and 164.2 MB in the end (delta: -80.4 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.07 ms. Allocated memory is still 199.2 MB. Free memory was 164.2 MB in the beginning and 160.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1478.19 ms. Allocated memory was 199.2 MB in the beginning and 219.2 MB in the end (delta: 19.9 MB). Free memory was 160.4 MB in the beginning and 150.0 MB in the end (delta: 10.4 MB). Peak memory consumption was 95.0 MB. Max. memory is 7.1 GB. * Sifa took 32830.10 ms. Allocated memory was 219.2 MB in the beginning and 1.0 GB in the end (delta: 827.3 MB). Free memory was 150.0 MB in the beginning and 297.2 MB in the end (delta: -147.2 MB). Peak memory consumption was 680.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 32790, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 262, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 170, TOOLS_POST_TIME[ms]: 12161, TOOLS_POST_CALL_APPLICATIONS: 76, TOOLS_POST_CALL_TIME[ms]: 355, TOOLS_POST_RETURN_APPLICATIONS: 67, TOOLS_POST_RETURN_TIME[ms]: 227, TOOLS_QUANTIFIERELIM_APPLICATIONS: 313, TOOLS_QUANTIFIERELIM_TIME[ms]: 12579, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11968, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 271, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 85, DOMAIN_JOIN_TIME[ms]: 17495, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2058, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 61, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 261, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15752, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15751, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 67, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12377, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12376, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 398, DAG_COMPRESSION_RETAINED_NODES: 205 - UnprovableResult [Line: 767]: 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 519#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...