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_spec5_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:34:23,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:34:23,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:34:23,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:34:23,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:34:23,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:34:23,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:34:23,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:34:23,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:34:23,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:34:23,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:34:23,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:34:23,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:34:23,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:34:23,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:34:23,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:34:23,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:34:23,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:34:23,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:34:23,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:34:23,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:34:23,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:34:23,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:34:23,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:34:23,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:34:23,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:34:23,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:34:23,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:34:23,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:34:23,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:34:23,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:34:23,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:34:23,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:34:23,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:34:23,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:34:23,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:34:23,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:34:23,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:34:23,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:34:23,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:34:23,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:34:23,437 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 10:34:23,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:34:23,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:34:23,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:34:23,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:34:23,453 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:34:23,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:34:23,453 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:34:23,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:34:23,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:34:23,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:34:23,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:34:23,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:34:23,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:34:23,455 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:34:23,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:34:23,455 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:34:23,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:34:23,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:34:23,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:34:23,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:34:23,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:34:23,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:34:23,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:34:23,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:34:23,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:34:23,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:34:23,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:34:23,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:34:23,458 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 10:34:23,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:34:23,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:34:23,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:34:23,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:34:23,534 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:34:23,534 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2019-09-17 10:34:23,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2796de5e7/9e4844bafd8d423181008822632a9e87/FLAG14b845aae [2019-09-17 10:34:24,072 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:34:24,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2019-09-17 10:34:24,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2796de5e7/9e4844bafd8d423181008822632a9e87/FLAG14b845aae [2019-09-17 10:34:24,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2796de5e7/9e4844bafd8d423181008822632a9e87 [2019-09-17 10:34:24,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:34:24,423 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:34:24,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:34:24,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:34:24,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:34:24,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:34:24" (1/1) ... [2019-09-17 10:34:24,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0db5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:34:24, skipping insertion in model container [2019-09-17 10:34:24,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:34:24" (1/1) ... [2019-09-17 10:34:24,443 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:34:24,500 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:34:24,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:34:24,912 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:34:24,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:34:25,035 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:34:25,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:34:25 WrapperNode [2019-09-17 10:34:25,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:34:25,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:34:25,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:34:25,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:34:25,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:34:25" (1/1) ... [2019-09-17 10:34:25,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:34:25" (1/1) ... [2019-09-17 10:34:25,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:34:25" (1/1) ... [2019-09-17 10:34:25,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:34:25" (1/1) ... [2019-09-17 10:34:25,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:34:25" (1/1) ... [2019-09-17 10:34:25,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:34:25" (1/1) ... [2019-09-17 10:34:25,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:34:25" (1/1) ... [2019-09-17 10:34:25,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:34:25,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:34:25,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:34:25,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:34:25,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:34:25" (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 10:34:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:34:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:34:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:34:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:34:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:34:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:34:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:34:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:34:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:34:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:34:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:34:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:34:25,209 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:34:25,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:34:25,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:34:25,209 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:34:25,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 10:34:25,212 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 10:34:25,212 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 10:34:25,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:34:25,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:34:25,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:34:25,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:34:25,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:34:25,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:34:25,213 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:34:25,213 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:34:25,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:34:25,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:34:25,214 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:34:25,214 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:34:25,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 10:34:25,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 10:34:25,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 10:34:25,216 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:34:25,216 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:34:25,216 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:34:25,216 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:34:25,216 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:34:25,216 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:34:25,217 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 10:34:25,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:34:25,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:34:25,218 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:34:25,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:34:25,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:34:25,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:34:25,220 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:34:25,220 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:34:25,220 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:34:25,221 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:34:25,221 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:34:25,221 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 10:34:25,221 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:34:25,221 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:34:25,222 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:34:25,222 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:34:25,222 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:34:25,223 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 10:34:25,223 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 10:34:25,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 10:34:25,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 10:34:25,223 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:34:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:34:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 10:34:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:34:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:34:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:34:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:34:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:34:25,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:34:25,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:34:25,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:34:25,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:34:25,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:34:25,226 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:34:25,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:34:25,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:34:25,227 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:34:25,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:34:25,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:34:25,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:34:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:34:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:34:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:34:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:34:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:34:25,230 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:34:25,230 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:34:25,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 10:34:25,230 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:34:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:34:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:34:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:34:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:34:25,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:34:26,736 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:34:26,736 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:34:26,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:34:26 BoogieIcfgContainer [2019-09-17 10:34:26,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:34:26,738 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:34:26,739 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:34:26,739 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:34:26,740 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:34:26" (1/1) ... [2019-09-17 10:34:26,741 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 10:34:26,770 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:34:26,771 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:34:26,783 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:34:26,794 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:34:26,799 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:34:52,695 WARN L191 SmtUtils]: Spent 15.22 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 10:34:54,510 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:34:58,439 WARN L191 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 10:34:58,722 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:34:58,738 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-17 10:34:58,799 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-17 10:34:58,817 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-17 10:34:59,918 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:00,917 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:01,909 WARN L191 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:02,904 WARN L191 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:03,922 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:04,918 WARN L191 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:05,903 WARN L191 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:06,921 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:07,890 WARN L191 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:08,299 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:35:08,699 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:35:09,079 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:35:10,151 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:35:10,577 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:35:11,157 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:35:12,191 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:13,229 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:13,570 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:13,925 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:14,257 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:15,241 WARN L191 SmtUtils]: Spent 978.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:35:15,566 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:15,965 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:35:16,934 WARN L191 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:35:17,908 WARN L191 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:35:18,302 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:35:18,688 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:35:19,071 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:35:20,153 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:35:20,523 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:35:20,887 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:35:21,922 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:22,951 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:23,294 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:23,651 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:24,018 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:25,060 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:35:25,401 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:25,764 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:35:26,792 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:35:27,851 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:35:28,212 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:28,568 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:29,622 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:35:30,016 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:35:30,430 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:35:30,818 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:35:31,909 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:35:32,284 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:35:32,936 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:35:33,990 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:35,050 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:35,408 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:35,770 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:36,124 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:37,141 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:35:37,484 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:37,824 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:35:38,872 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:35:39,888 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:35:40,217 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:35:40,557 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:41,548 WARN L191 SmtUtils]: Spent 985.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:35:41,938 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:35:42,328 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:35:42,734 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:35:43,840 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:35:44,227 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:35:44,589 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:35:45,656 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:46,710 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:47,064 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:47,409 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:47,752 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:48,769 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:35:49,106 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:49,467 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:35:50,492 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:35:51,503 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:35:51,897 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:35:52,281 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:35:52,658 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:35:53,733 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:35:54,085 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:35:54,449 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:35:55,469 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:56,493 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:56,853 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:57,196 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:57,530 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:35:58,504 WARN L191 SmtUtils]: Spent 968.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:35:58,823 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:35:59,170 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:36:00,163 WARN L191 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:36:01,169 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:36:01,519 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:01,847 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:02,858 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:36:03,244 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:36:03,623 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:36:03,983 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:36:05,038 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:36:05,405 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:36:05,766 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:06,780 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:07,798 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:08,141 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:36:08,472 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:08,812 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:09,784 WARN L191 SmtUtils]: Spent 967.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:10,111 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:36:10,457 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:36:11,438 WARN L191 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:36:12,419 WARN L191 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:36:12,731 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:36:13,060 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:36:13,437 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:36:13,817 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:36:14,177 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:36:15,227 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:36:15,583 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:36:15,937 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:16,965 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:17,988 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:18,323 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:36:18,668 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:19,007 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:19,967 WARN L191 SmtUtils]: Spent 955.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:20,301 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:36:20,645 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:36:21,634 WARN L191 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:36:22,635 WARN L191 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:36:23,041 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:36:23,414 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:36:23,784 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:36:24,823 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:36:25,183 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:36:25,540 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:26,562 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:27,573 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:27,915 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:36:28,258 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:28,593 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:29,596 WARN L191 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:29,928 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:36:30,296 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:36:31,322 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:36:32,357 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:36:32,713 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:33,058 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:34,098 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:36:34,493 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:36:34,899 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:36:35,286 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:36:36,373 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:36:36,747 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:36:37,125 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:38,197 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:39,247 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:39,598 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:36:39,950 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:40,301 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:36:41,316 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:41,657 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:36:42,003 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:36:43,019 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:36:44,035 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:36:44,372 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:36:44,702 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:36:44,704 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:36:44,706 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 107 for LOIs [2019-09-17 10:36:45,400 WARN L191 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2019-09-17 10:36:46,092 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 104 [2019-09-17 10:36:46,777 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2019-09-17 10:36:46,778 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 104 for LOIs [2019-09-17 10:36:46,782 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 105 for LOIs [2019-09-17 10:36:47,024 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-17 10:36:47,025 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:36:47,025 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:36:47,027 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 880#(and (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string51.offset| 0) (<= |#t~string39.offset| 0) (<= 0 |#t~string51.offset|) (<= 0 |#t~string49.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string41.offset|) (<= |#t~string18.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string43.offset|) (<= |#t~string14.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string42.offset| 0) (<= 0 |#NULL.offset|) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= |#t~string43.offset| 0) (<= 0 |#t~string16.offset|) (<= |#t~string50.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string50.offset|) (<= 0 |#t~string38.offset|) (<= 0 |#t~string4.offset|) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string12.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= |#t~string38.offset| 0) (<= |#t~string68.offset| 0) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)) [2019-09-17 10:36:47,045 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:36:47,045 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:36:47,047 INFO L168 Benchmark]: Toolchain (without parser) took 142623.83 ms. Allocated memory was 136.8 MB in the beginning and 220.2 MB in the end (delta: 83.4 MB). Free memory was 83.4 MB in the beginning and 140.2 MB in the end (delta: -56.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-17 10:36:47,048 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 136.8 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:36:47,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.20 ms. Allocated memory was 136.8 MB in the beginning and 197.7 MB in the end (delta: 60.8 MB). Free memory was 83.2 MB in the beginning and 162.7 MB in the end (delta: -79.5 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-09-17 10:36:47,049 INFO L168 Benchmark]: Boogie Preprocessor took 90.87 ms. Allocated memory is still 197.7 MB. Free memory was 162.7 MB in the beginning and 158.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-17 10:36:47,050 INFO L168 Benchmark]: RCFGBuilder took 1610.21 ms. Allocated memory was 197.7 MB in the beginning and 215.5 MB in the end (delta: 17.8 MB). Free memory was 158.8 MB in the beginning and 143.1 MB in the end (delta: 15.7 MB). Peak memory consumption was 97.4 MB. Max. memory is 7.1 GB. [2019-09-17 10:36:47,050 INFO L168 Benchmark]: Sifa took 140306.96 ms. Allocated memory was 215.5 MB in the beginning and 220.2 MB in the end (delta: 4.7 MB). Free memory was 143.1 MB in the beginning and 140.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. [2019-09-17 10:36:47,053 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 136.8 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 612.20 ms. Allocated memory was 136.8 MB in the beginning and 197.7 MB in the end (delta: 60.8 MB). Free memory was 83.2 MB in the beginning and 162.7 MB in the end (delta: -79.5 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.87 ms. Allocated memory is still 197.7 MB. Free memory was 162.7 MB in the beginning and 158.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1610.21 ms. Allocated memory was 197.7 MB in the beginning and 215.5 MB in the end (delta: 17.8 MB). Free memory was 158.8 MB in the beginning and 143.1 MB in the end (delta: 15.7 MB). Peak memory consumption was 97.4 MB. Max. memory is 7.1 GB. * Sifa took 140306.96 ms. Allocated memory was 215.5 MB in the beginning and 220.2 MB in the end (delta: 4.7 MB). Free memory was 143.1 MB in the beginning and 140.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 7.6 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]: 140257, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 551, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 377, TOOLS_POST_TIME[ms]: 31751, TOOLS_POST_CALL_APPLICATIONS: 144, TOOLS_POST_CALL_TIME[ms]: 251, TOOLS_POST_RETURN_APPLICATIONS: 137, TOOLS_POST_RETURN_TIME[ms]: 128, TOOLS_QUANTIFIERELIM_APPLICATIONS: 657, TOOLS_QUANTIFIERELIM_TIME[ms]: 31927, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 31579, FLUID_QUERY_TIME[ms]: 24, FLUID_QUERIES: 569, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 211, DOMAIN_JOIN_TIME[ms]: 107414, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 9, DOMAIN_WIDEN_TIME[ms]: 15, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 49, DOMAIN_ISBOTTOM_APPLICATIONS: 138, DOMAIN_ISBOTTOM_TIME[ms]: 441, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 88619, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 88618, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 137, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32200, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32199, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 612, DAG_COMPRESSION_RETAINED_NODES: 293 - UnprovableResult [Line: 82]: 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 880#(and (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string51.offset| 0) (<= |#t~string39.offset| 0) (<= 0 |#t~string51.offset|) (<= 0 |#t~string49.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string41.offset|) (<= |#t~string18.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string43.offset|) (<= |#t~string14.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string42.offset| 0) (<= 0 |#NULL.offset|) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= |#t~string43.offset| 0) (<= 0 |#t~string16.offset|) (<= |#t~string50.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string50.offset|) (<= 0 |#t~string38.offset|) (<= 0 |#t~string4.offset|) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string12.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= |#t~string38.offset| 0) (<= |#t~string68.offset| 0) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...