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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:26:03,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:26:03,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:26:03,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:26:03,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:26:03,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:26:03,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:26:03,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:26:03,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:26:03,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:26:03,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:26:03,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:26:03,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:26:03,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:26:03,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:26:03,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:26:03,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:26:03,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:26:03,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:26:03,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:26:03,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:26:03,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:26:03,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:26:03,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:26:03,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:26:03,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:26:03,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:26:03,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:26:03,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:26:03,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:26:03,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:26:03,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:26:03,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:26:03,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:26:03,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:26:03,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:26:03,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:26:03,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:26:03,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:26:03,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:26:03,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:26:03,364 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 10:26:03,380 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:26:03,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:26:03,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:26:03,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:26:03,382 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:26:03,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:26:03,383 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:26:03,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:26:03,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:26:03,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:26:03,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:26:03,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:26:03,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:26:03,384 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:26:03,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:26:03,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:26:03,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:26:03,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:26:03,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:26:03,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:26:03,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:26:03,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:26:03,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:26:03,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:26:03,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:26:03,387 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:26:03,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:26:03,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:26:03,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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_DDA [2019-09-17 10:26:03,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:26:03,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:26:03,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:26:03,440 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:26:03,440 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:26:03,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2019-09-17 10:26:03,511 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fac87631/8cc0ea5157ef457d96590ae477d52cc3/FLAGc1931f1bc [2019-09-17 10:26:04,005 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:26:04,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2019-09-17 10:26:04,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fac87631/8cc0ea5157ef457d96590ae477d52cc3/FLAGc1931f1bc [2019-09-17 10:26:04,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fac87631/8cc0ea5157ef457d96590ae477d52cc3 [2019-09-17 10:26:04,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:26:04,386 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:26:04,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:26:04,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:26:04,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:26:04,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:26:04" (1/1) ... [2019-09-17 10:26:04,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6da0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:26:04, skipping insertion in model container [2019-09-17 10:26:04,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:26:04" (1/1) ... [2019-09-17 10:26:04,401 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:26:04,464 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:26:04,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:26:04,964 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:26:05,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:26:05,093 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:26:05,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:26:05 WrapperNode [2019-09-17 10:26:05,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:26:05,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:26:05,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:26:05,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:26:05,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:26:05" (1/1) ... [2019-09-17 10:26:05,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:26:05" (1/1) ... [2019-09-17 10:26:05,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:26:05" (1/1) ... [2019-09-17 10:26:05,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:26:05" (1/1) ... [2019-09-17 10:26:05,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:26:05" (1/1) ... [2019-09-17 10:26:05,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:26:05" (1/1) ... [2019-09-17 10:26:05,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:26:05" (1/1) ... [2019-09-17 10:26:05,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:26:05,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:26:05,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:26:05,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:26:05,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:26:05" (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 10:26:05,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:26:05,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:26:05,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:26:05,241 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:26:05,242 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:26:05,242 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:26:05,242 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:26:05,242 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:26:05,242 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:26:05,242 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:26:05,243 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:26:05,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:26:05,243 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:26:05,243 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:26:05,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 10:26:05,244 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:26:05,244 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:26:05,244 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:26:05,244 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:26:05,244 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:26:05,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:26:05,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:26:05,245 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:26:05,245 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 10:26:05,245 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:26:05,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:26:05,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:26:05,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:26:05,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:26:05,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:26:05,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:26:05,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:26:05,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:26:05,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:26:05,247 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:26:05,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:26:05,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:26:05,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:26:05,248 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:26:05,248 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:26:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:26:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:26:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:26:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:26:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:26:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:26:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:26:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:26:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:26:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:26:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:26:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:26:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:26:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:26:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:26:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:26:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:26:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:26:05,252 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:26:05,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 10:26:05,252 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:26:05,252 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:26:05,252 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 10:26:05,252 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:26:05,252 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:26:05,253 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:26:05,253 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:26:05,253 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:26:05,253 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:26:05,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:26:05,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:26:05,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:26:05,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:26:05,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:26:05,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:26:05,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:26:05,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:26:05,255 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:26:05,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:26:05,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:26:05,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:26:05,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:26:05,255 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:26:05,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:26:05,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:26:05,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:26:06,802 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:26:06,803 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:26:06,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:26:06 BoogieIcfgContainer [2019-09-17 10:26:06,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:26:06,805 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:26:06,805 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:26:06,805 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:26:06,806 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:26:06" (1/1) ... [2019-09-17 10:26:06,807 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 10:26:06,835 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:26:06,836 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:26:06,847 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:26:06,859 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:26:06,860 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:26:26,009 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 10:26:27,895 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:26:31,810 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 10:26:32,095 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 10:26:32,107 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-17 10:26:32,157 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-17 10:26:32,161 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-17 10:26:33,129 WARN L191 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 10:26:33,525 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:33,969 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:26:34,861 WARN L191 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2019-09-17 10:26:35,205 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-17 10:26:35,539 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:26:36,427 WARN L191 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2019-09-17 10:26:37,366 WARN L191 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2019-09-17 10:26:38,233 WARN L191 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2019-09-17 10:26:39,109 WARN L191 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2019-09-17 10:26:39,435 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-17 10:26:40,411 WARN L191 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:40,794 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:41,153 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:26:42,106 WARN L191 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:42,447 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:42,810 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:26:43,787 WARN L191 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:44,119 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:44,444 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:45,419 WARN L191 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:45,761 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:46,095 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:26:47,063 WARN L191 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:47,385 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:47,704 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:48,666 WARN L191 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:49,001 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:49,376 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:26:50,242 WARN L191 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 120 [2019-09-17 10:26:50,578 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-17 10:26:51,530 WARN L191 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:51,849 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:52,185 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:26:53,137 WARN L191 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:53,555 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:53,890 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:26:54,826 WARN L191 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:55,151 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:55,463 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:56,386 WARN L191 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:56,705 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:57,035 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:26:57,964 WARN L191 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:58,286 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:58,617 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:26:59,535 WARN L191 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:26:59,849 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:00,174 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:27:01,026 WARN L191 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 120 [2019-09-17 10:27:01,327 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-17 10:27:02,245 WARN L191 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:27:02,557 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:02,880 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:27:03,781 WARN L191 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:27:04,096 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:04,438 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:27:05,356 WARN L191 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:27:05,667 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:05,973 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:06,880 WARN L191 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:27:07,245 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:07,557 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:27:08,449 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:27:08,762 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:09,069 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:09,485 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-17 10:27:10,385 WARN L191 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:27:10,712 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:11,034 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:27:11,929 WARN L191 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:27:12,244 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:12,570 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:27:13,476 WARN L191 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:27:13,797 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:14,120 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:15,081 WARN L191 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:27:15,418 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:15,764 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:27:16,736 WARN L191 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:27:17,068 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:17,386 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:27:18,339 WARN L191 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2019-09-17 10:27:18,663 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-17 10:27:19,595 WARN L191 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 128 [2019-09-17 10:27:20,489 WARN L191 SmtUtils]: Spent 889.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:27:21,392 WARN L191 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2019-09-17 10:27:21,698 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-17 10:27:22,629 WARN L191 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 128 [2019-09-17 10:27:22,632 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:27:22,634 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 105 for LOIs [2019-09-17 10:27:22,864 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-17 10:27:23,522 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2019-09-17 10:27:23,742 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-17 10:27:23,743 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 99 for LOIs [2019-09-17 10:27:23,748 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 99 for LOIs [2019-09-17 10:27:23,967 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-17 10:27:23,968 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:27:23,968 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:27:23,970 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 710#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string62.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string56.offset| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string2.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= |#t~string62.offset| 0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string4.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string2.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string20.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string28.offset|)) [2019-09-17 10:27:23,982 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:27:23,982 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:27:23,984 INFO L168 Benchmark]: Toolchain (without parser) took 79598.32 ms. Allocated memory was 136.8 MB in the beginning and 734.5 MB in the end (delta: 597.7 MB). Free memory was 83.3 MB in the beginning and 511.6 MB in the end (delta: -428.4 MB). Peak memory consumption was 169.3 MB. Max. memory is 7.1 GB. [2019-09-17 10:27:23,984 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 136.8 MB. Free memory was 103.0 MB in the beginning and 102.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:27:23,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.92 ms. Allocated memory was 136.8 MB in the beginning and 196.6 MB in the end (delta: 59.8 MB). Free memory was 83.0 MB in the beginning and 163.0 MB in the end (delta: -79.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:27:23,986 INFO L168 Benchmark]: Boogie Preprocessor took 79.77 ms. Allocated memory is still 196.6 MB. Free memory was 163.0 MB in the beginning and 159.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-17 10:27:23,987 INFO L168 Benchmark]: RCFGBuilder took 1629.94 ms. Allocated memory was 196.6 MB in the beginning and 214.4 MB in the end (delta: 17.8 MB). Free memory was 159.0 MB in the beginning and 150.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 98.4 MB. Max. memory is 7.1 GB. [2019-09-17 10:27:23,988 INFO L168 Benchmark]: Sifa took 77177.13 ms. Allocated memory was 214.4 MB in the beginning and 734.5 MB in the end (delta: 520.1 MB). Free memory was 150.6 MB in the beginning and 511.6 MB in the end (delta: -361.1 MB). Peak memory consumption was 159.0 MB. Max. memory is 7.1 GB. [2019-09-17 10:27:23,992 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 136.8 MB. Free memory was 103.0 MB in the beginning and 102.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 706.92 ms. Allocated memory was 136.8 MB in the beginning and 196.6 MB in the end (delta: 59.8 MB). Free memory was 83.0 MB in the beginning and 163.0 MB in the end (delta: -79.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.77 ms. Allocated memory is still 196.6 MB. Free memory was 163.0 MB in the beginning and 159.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1629.94 ms. Allocated memory was 196.6 MB in the beginning and 214.4 MB in the end (delta: 17.8 MB). Free memory was 159.0 MB in the beginning and 150.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 98.4 MB. Max. memory is 7.1 GB. * Sifa took 77177.13 ms. Allocated memory was 214.4 MB in the beginning and 734.5 MB in the end (delta: 520.1 MB). Free memory was 150.6 MB in the beginning and 511.6 MB in the end (delta: -361.1 MB). Peak memory consumption was 159.0 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]: 77134, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 493, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 324, TOOLS_POST_TIME[ms]: 25049, TOOLS_POST_CALL_APPLICATIONS: 129, TOOLS_POST_CALL_TIME[ms]: 217, TOOLS_POST_RETURN_APPLICATIONS: 122, TOOLS_POST_RETURN_TIME[ms]: 111, TOOLS_QUANTIFIERELIM_APPLICATIONS: 574, TOOLS_QUANTIFIERELIM_TIME[ms]: 25208, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24886, FLUID_QUERY_TIME[ms]: 21, FLUID_QUERIES: 517, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 124, DOMAIN_JOIN_TIME[ms]: 51222, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 9, DOMAIN_WIDEN_TIME[ms]: 21, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 65, DOMAIN_ISBOTTOM_APPLICATIONS: 75, DOMAIN_ISBOTTOM_TIME[ms]: 268, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 38518, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 38517, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 122, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 25363, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 25362, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 481, DAG_COMPRESSION_RETAINED_NODES: 269 - UnprovableResult [Line: 872]: 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 710#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string62.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string56.offset| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string2.offset|) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= |#t~string62.offset| 0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string4.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string2.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string20.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...