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_spec5_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:53:33,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:53:33,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:53:33,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:53:33,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:53:33,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:53:33,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:53:33,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:53:33,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:53:33,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:53:33,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:53:33,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:53:33,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:53:33,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:53:33,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:53:33,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:53:33,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:53:33,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:53:33,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:53:33,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:53:33,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:53:33,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:53:33,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:53:33,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:53:33,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:53:33,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:53:33,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:53:33,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:53:33,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:53:33,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:53:33,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:53:33,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:53:33,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:53:33,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:53:33,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:53:33,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:53:33,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:53:33,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:53:33,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:53:33,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:53:33,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:53:33,276 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 [2019-09-20 15:53:33,291 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:53:33,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:53:33,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:53:33,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:53:33,293 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:53:33,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:53:33,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:53:33,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:53:33,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:53:33,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:53:33,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:53:33,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:53:33,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:53:33,295 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:53:33,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:53:33,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:53:33,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:53:33,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:53:33,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:53:33,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:53:33,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:53:33,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:53:33,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:53:33,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:53:33,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:53:33,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:53:33,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:53:33,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:53:33,299 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 [2019-09-20 15:53:33,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:53:33,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:53:33,374 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:53:33,376 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:53:33,376 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:53:33,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2019-09-20 15:53:33,456 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71b48ba62/72b98be393a94b6e9ced2684d15fdb21/FLAG24ed80156 [2019-09-20 15:53:33,956 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:53:33,957 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2019-09-20 15:53:33,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71b48ba62/72b98be393a94b6e9ced2684d15fdb21/FLAG24ed80156 [2019-09-20 15:53:34,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71b48ba62/72b98be393a94b6e9ced2684d15fdb21 [2019-09-20 15:53:34,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:53:34,316 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:53:34,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:53:34,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:53:34,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:53:34,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:53:34" (1/1) ... [2019-09-20 15:53:34,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37469eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:34, skipping insertion in model container [2019-09-20 15:53:34,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:53:34" (1/1) ... [2019-09-20 15:53:34,332 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:53:34,394 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:53:34,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:53:34,864 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:53:34,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:53:34,983 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:53:34,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:34 WrapperNode [2019-09-20 15:53:34,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:53:34,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:53:34,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:53:34,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:53:34,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:34" (1/1) ... [2019-09-20 15:53:34,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:34" (1/1) ... [2019-09-20 15:53:35,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:34" (1/1) ... [2019-09-20 15:53:35,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:34" (1/1) ... [2019-09-20 15:53:35,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:34" (1/1) ... [2019-09-20 15:53:35,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:34" (1/1) ... [2019-09-20 15:53:35,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:34" (1/1) ... [2019-09-20 15:53:35,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:53:35,101 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:53:35,101 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:53:35,101 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:53:35,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:34" (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 [2019-09-20 15:53:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:53:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:53:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:53:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:53:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:53:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:53:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:53:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:53:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:53:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:53:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:53:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:53:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:53:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:53:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:53:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:53:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:53:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:53:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:53:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:53:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:53:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:53:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:53:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:53:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:53:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:53:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:53:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:53:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:53:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:53:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:53:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:53:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:53:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:53:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:53:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:53:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:53:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:53:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:53:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:53:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:53:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:53:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:53:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:53:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:53:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:53:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:53:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:53:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:53:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:53:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:53:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:53:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:53:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:53:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:53:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:53:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:53:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:53:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:53:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:53:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:53:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:53:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:53:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:53:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:53:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:53:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:53:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:53:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:53:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:53:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:53:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:53:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:53:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:53:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:53:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:53:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:53:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:53:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:53:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:53:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:53:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:53:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:53:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:53:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:53:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:53:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:53:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:53:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:53:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:53:36,769 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:53:36,770 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:53:36,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:53:36 BoogieIcfgContainer [2019-09-20 15:53:36,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:53:36,772 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:53:36,772 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:53:36,772 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:53:36,773 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:53:36" (1/1) ... [2019-09-20 15:53:36,774 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 [2019-09-20 15:53:36,799 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:53:36,799 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:53:36,809 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:53:36,819 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:53:36,821 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:53:46,875 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:53:48,591 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:53:48,729 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:53:48,884 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:53:49,012 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:53:49,040 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:53:49,113 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:53:49,132 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:53:49,300 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:53:49,419 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:53:49,944 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-20 15:53:50,266 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-20 15:53:50,537 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-20 15:53:50,807 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-20 15:53:51,140 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:53:51,495 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:53:52,126 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:52,375 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:52,987 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:53,267 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:53,500 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:53,712 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:54,061 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 554 [2019-09-20 15:53:54,409 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2019-09-20 15:53:54,721 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-20 15:53:55,076 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-20 15:53:55,391 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:55,570 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:55,787 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 525 [2019-09-20 15:53:56,221 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:56,393 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:56,897 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:57,329 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:57,529 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:57,693 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:58,001 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2019-09-20 15:53:58,313 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2019-09-20 15:53:58,623 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 553 [2019-09-20 15:53:58,941 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-20 15:53:59,307 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:59,759 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:59,772 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 15:53:59,775 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 501 for LOIs [2019-09-20 15:54:00,022 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 519 [2019-09-20 15:54:00,138 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:54:00,344 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 522 [2019-09-20 15:54:00,347 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-20 15:54:00,351 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:54:00,353 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:54:00,353 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:54:00,355 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 365#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:54:00,369 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:54:00,369 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:54:00,372 INFO L168 Benchmark]: Toolchain (without parser) took 26054.95 ms. Allocated memory was 131.1 MB in the beginning and 826.8 MB in the end (delta: 695.7 MB). Free memory was 85.9 MB in the beginning and 186.0 MB in the end (delta: -100.0 MB). Peak memory consumption was 595.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:54:00,378 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:54:00,380 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.46 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 162.5 MB in the end (delta: -76.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:54:00,381 INFO L168 Benchmark]: Boogie Preprocessor took 116.31 ms. Allocated memory is still 198.2 MB. Free memory was 162.5 MB in the beginning and 158.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:54:00,388 INFO L168 Benchmark]: RCFGBuilder took 1670.24 ms. Allocated memory was 198.2 MB in the beginning and 218.1 MB in the end (delta: 19.9 MB). Free memory was 158.5 MB in the beginning and 146.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:54:00,389 INFO L168 Benchmark]: Sifa took 23597.24 ms. Allocated memory was 218.1 MB in the beginning and 826.8 MB in the end (delta: 608.7 MB). Free memory was 146.1 MB in the beginning and 186.0 MB in the end (delta: -39.8 MB). Peak memory consumption was 568.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:54:00,399 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 131.1 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 667.46 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 162.5 MB in the end (delta: -76.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.31 ms. Allocated memory is still 198.2 MB. Free memory was 162.5 MB in the beginning and 158.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1670.24 ms. Allocated memory was 198.2 MB in the beginning and 218.1 MB in the end (delta: 19.9 MB). Free memory was 158.5 MB in the beginning and 146.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. * Sifa took 23597.24 ms. Allocated memory was 218.1 MB in the beginning and 826.8 MB in the end (delta: 608.7 MB). Free memory was 146.1 MB in the beginning and 186.0 MB in the end (delta: -39.8 MB). Peak memory consumption was 568.8 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]: 23556, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 180, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 118, TOOLS_POST_TIME[ms]: 11996, TOOLS_POST_CALL_APPLICATIONS: 56, TOOLS_POST_CALL_TIME[ms]: 256, TOOLS_POST_RETURN_APPLICATIONS: 49, TOOLS_POST_RETURN_TIME[ms]: 146, TOOLS_QUANTIFIERELIM_APPLICATIONS: 222, TOOLS_QUANTIFIERELIM_TIME[ms]: 12261, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11847, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 182, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 61, DOMAIN_JOIN_TIME[ms]: 10723, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 31, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 245, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6204, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6204, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 49, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12305, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12303, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 404, DAG_COMPRESSION_RETAINED_NODES: 195 - UnprovableResult [Line: 902]: 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 365#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...