java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 20:16:54,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 20:16:54,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 20:16:54,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 20:16:54,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 20:16:54,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 20:16:54,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 20:16:54,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 20:16:54,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 20:16:54,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 20:16:54,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 20:16:54,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 20:16:54,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 20:16:54,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 20:16:54,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 20:16:54,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 20:16:54,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 20:16:54,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 20:16:54,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 20:16:54,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 20:16:54,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 20:16:54,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 20:16:54,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 20:16:54,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 20:16:54,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 20:16:54,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 20:16:54,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 20:16:54,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 20:16:54,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 20:16:54,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 20:16:54,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 20:16:54,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 20:16:54,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 20:16:54,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 20:16:54,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 20:16:54,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 20:16:54,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 20:16:54,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 20:16:54,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 20:16:54,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 20:16:54,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 20:16:54,390 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 [2019-09-16 20:16:54,404 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 20:16:54,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 20:16:54,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 20:16:54,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 20:16:54,406 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 20:16:54,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 20:16:54,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 20:16:54,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 20:16:54,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 20:16:54,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 20:16:54,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 20:16:54,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 20:16:54,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 20:16:54,408 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 20:16:54,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 20:16:54,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 20:16:54,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 20:16:54,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 20:16:54,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 20:16:54,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 20:16:54,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 20:16:54,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 20:16:54,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 20:16:54,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 20:16:54,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 20:16:54,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 20:16:54,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 20:16:54,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 20:16:54,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-16 20:16:54,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 20:16:54,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 20:16:54,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 20:16:54,459 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 20:16:54,460 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 20:16:54,460 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c [2019-09-16 20:16:54,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c8669e1/5a5e07377134487dbf1123e1d64b6cbb/FLAG5f00f9df5 [2019-09-16 20:16:55,089 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 20:16:55,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c [2019-09-16 20:16:55,109 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c8669e1/5a5e07377134487dbf1123e1d64b6cbb/FLAG5f00f9df5 [2019-09-16 20:16:55,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c8669e1/5a5e07377134487dbf1123e1d64b6cbb [2019-09-16 20:16:55,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 20:16:55,355 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 20:16:55,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 20:16:55,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 20:16:55,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 20:16:55,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:16:55" (1/1) ... [2019-09-16 20:16:55,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@385d82a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:16:55, skipping insertion in model container [2019-09-16 20:16:55,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:16:55" (1/1) ... [2019-09-16 20:16:55,371 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 20:16:55,430 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 20:16:55,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:16:55,861 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 20:16:55,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:16:55,999 INFO L192 MainTranslator]: Completed translation [2019-09-16 20:16:56,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:16:55 WrapperNode [2019-09-16 20:16:56,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 20:16:56,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 20:16:56,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 20:16:56,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 20:16:56,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:16:55" (1/1) ... [2019-09-16 20:16:56,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:16:55" (1/1) ... [2019-09-16 20:16:56,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:16:55" (1/1) ... [2019-09-16 20:16:56,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:16:55" (1/1) ... [2019-09-16 20:16:56,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:16:55" (1/1) ... [2019-09-16 20:16:56,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:16:55" (1/1) ... [2019-09-16 20:16:56,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:16:55" (1/1) ... [2019-09-16 20:16:56,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 20:16:56,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 20:16:56,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 20:16:56,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 20:16:56,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:16:55" (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 [2019-09-16 20:16:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 20:16:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 20:16:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 20:16:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 20:16:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 20:16:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 20:16:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 20:16:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 20:16:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 20:16:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 20:16:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 20:16:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 20:16:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 20:16:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 20:16:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 20:16:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-16 20:16:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-16 20:16:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-16 20:16:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 20:16:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 20:16:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 20:16:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 20:16:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 20:16:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 20:16:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 20:16:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 20:16:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 20:16:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 20:16:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 20:16:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 20:16:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 20:16:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 20:16:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 20:16:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 20:16:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 20:16:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 20:16:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 20:16:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 20:16:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 20:16:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 20:16:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 20:16:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 20:16:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 20:16:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 20:16:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 20:16:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 20:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 20:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 20:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 20:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 20:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 20:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 20:16:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 20:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 20:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 20:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 20:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 20:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 20:16:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 20:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 20:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 20:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 20:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 20:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 20:16:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 20:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 20:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 20:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 20:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 20:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 20:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 20:16:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-16 20:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 20:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 20:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 20:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 20:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 20:16:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 20:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 20:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 20:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 20:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-16 20:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-16 20:16:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 20:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 20:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 20:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 20:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 20:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 20:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 20:16:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 20:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 20:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 20:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 20:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 20:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 20:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 20:16:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 20:16:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 20:16:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 20:16:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 20:16:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 20:16:57,756 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 20:16:57,757 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 20:16:57,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:16:57 BoogieIcfgContainer [2019-09-16 20:16:57,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 20:16:57,759 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 20:16:57,759 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 20:16:57,760 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 20:16:57,761 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:16:57" (1/1) ... [2019-09-16 20:16:57,762 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 20:16:57,788 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 20:16:57,788 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 20:16:57,800 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 20:16:57,812 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 20:16:57,814 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 20:17:19,645 WARN L191 SmtUtils]: Spent 12.69 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 20:17:21,141 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 20:17:24,892 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-16 20:17:26,649 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 20:17:28,337 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 20:17:28,354 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-16 20:17:28,425 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-16 20:17:28,444 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-16 20:17:39,585 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:17:44,954 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:17:55,666 WARN L191 SmtUtils]: Spent 10.71 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:18:00,905 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:18:11,598 WARN L191 SmtUtils]: Spent 10.69 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:18:17,014 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:18:28,317 WARN L191 SmtUtils]: Spent 11.30 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:18:33,906 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:18:45,092 WARN L191 SmtUtils]: Spent 11.18 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:18:50,465 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:19:01,255 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:19:06,633 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:19:17,468 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:19:22,786 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:19:40,563 WARN L191 SmtUtils]: Spent 17.72 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 20:19:49,485 WARN L191 SmtUtils]: Spent 8.92 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 20:20:07,192 WARN L191 SmtUtils]: Spent 16.76 s on a formula simplification. DAG size of input: 473 DAG size of output: 459 [2019-09-16 20:20:12,661 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 20:20:14,608 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:20:16,523 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:20:22,208 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:20:24,124 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:20:29,833 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:20:31,706 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:20:42,627 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:20:43,229 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:20:43,413 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:20:43,881 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:20:44,117 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:20:44,412 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 20:20:44,524 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:20:44,746 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 43 [2019-09-16 20:20:45,037 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 20:20:45,264 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 20:20:45,517 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:20:45,812 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:20:45,992 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:21:04,036 WARN L191 SmtUtils]: Spent 17.81 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 20:21:12,909 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 20:21:29,550 WARN L191 SmtUtils]: Spent 16.52 s on a formula simplification. DAG size of input: 473 DAG size of output: 459 [2019-09-16 20:21:34,924 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 20:21:37,371 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:21:39,318 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:21:50,501 WARN L191 SmtUtils]: Spent 11.18 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:21:52,377 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:22:03,585 WARN L191 SmtUtils]: Spent 11.21 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:22:05,499 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:22:16,324 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:22:16,734 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:22:16,918 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:22:17,376 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:22:17,610 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:22:17,901 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 20:22:18,018 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:22:18,246 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 43 [2019-09-16 20:22:18,542 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 20:22:18,765 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 20:22:19,013 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:22:19,309 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:22:19,487 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:22:19,860 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:22:20,091 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:22:38,969 WARN L191 SmtUtils]: Spent 18.80 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 20:22:48,265 WARN L191 SmtUtils]: Spent 9.30 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 20:23:04,766 WARN L191 SmtUtils]: Spent 16.42 s on a formula simplification. DAG size of input: 473 DAG size of output: 459 [2019-09-16 20:23:10,149 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 20:23:12,085 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:23:14,027 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:23:25,202 WARN L191 SmtUtils]: Spent 11.17 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:23:27,087 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:23:38,186 WARN L191 SmtUtils]: Spent 11.10 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:23:40,088 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:23:50,912 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:23:51,314 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:23:51,500 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:23:51,953 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:23:52,190 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:23:52,483 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 20:23:52,598 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:23:52,819 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 43 [2019-09-16 20:23:53,093 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 20:23:53,317 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 20:23:53,570 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:23:53,864 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:23:54,047 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:23:54,357 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-16 20:23:54,585 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2019-09-16 20:23:54,849 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-16 20:23:55,055 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-16 20:23:55,350 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 20:23:55,480 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2019-09-16 20:23:55,694 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:23:55,875 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:23:56,307 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:23:56,495 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:23:57,173 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 20:23:57,454 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2019-09-16 20:23:57,754 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-16 20:23:57,997 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-16 20:23:58,230 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-16 20:23:58,543 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:23:58,726 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:24:16,848 WARN L191 SmtUtils]: Spent 17.98 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 20:24:25,834 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 20:24:42,576 WARN L191 SmtUtils]: Spent 16.68 s on a formula simplification. DAG size of input: 473 DAG size of output: 459 [2019-09-16 20:24:48,075 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 20:24:50,032 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:24:51,940 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:24:57,629 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:24:59,525 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:25:05,246 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:25:07,105 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:25:18,051 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:25:18,370 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:25:18,568 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:25:37,573 WARN L191 SmtUtils]: Spent 18.76 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 20:25:46,939 WARN L191 SmtUtils]: Spent 9.36 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 20:26:04,474 WARN L191 SmtUtils]: Spent 17.47 s on a formula simplification. DAG size of input: 473 DAG size of output: 459 [2019-09-16 20:26:10,223 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 20:26:12,252 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:26:14,321 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:26:26,011 WARN L191 SmtUtils]: Spent 11.69 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:26:28,041 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:26:39,834 WARN L191 SmtUtils]: Spent 11.79 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:26:41,826 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:26:53,081 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:26:53,392 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:26:53,583 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:26:54,049 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:26:54,294 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:26:54,600 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 20:26:54,722 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:26:54,946 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 43 [2019-09-16 20:26:55,227 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 20:26:55,468 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 20:26:55,738 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:26:56,021 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:26:56,209 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:27:15,084 WARN L191 SmtUtils]: Spent 18.75 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 20:27:24,534 WARN L191 SmtUtils]: Spent 9.45 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 20:27:42,222 WARN L191 SmtUtils]: Spent 17.62 s on a formula simplification. DAG size of input: 473 DAG size of output: 459 [2019-09-16 20:27:47,960 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 20:27:49,988 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:27:51,950 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 20:27:57,962 WARN L191 SmtUtils]: Spent 6.01 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:28:00,002 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:28:05,914 WARN L191 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 20:28:07,939 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 20:28:19,356 WARN L191 SmtUtils]: Spent 11.40 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:28:19,460 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 20:28:19,771 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:28:19,962 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:28:20,425 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:28:20,671 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-16 20:28:20,978 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 20:28:21,100 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:28:21,325 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 43 [2019-09-16 20:28:21,625 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 20:28:21,859 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 20:28:22,126 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:28:22,442 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:28:22,635 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:28:28,826 WARN L191 SmtUtils]: Spent 6.03 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:28:34,751 WARN L191 SmtUtils]: Spent 5.92 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 20:28:34,900 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 31 [2019-09-16 20:28:35,118 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:28:35,311 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-16 20:28:35,416 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-16 20:28:35,806 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-16 20:28:36,019 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 25 for LOIs [2019-09-16 20:28:36,022 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 for LOIs [2019-09-16 20:28:36,080 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 20:28:36,081 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 20:28:36,083 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1506#(and (not (= 0 ~systemActive~0)) (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-16 20:28:36,098 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 20:28:36,098 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 20:28:36,099 INFO L168 Benchmark]: Toolchain (without parser) took 700744.40 ms. Allocated memory was 138.4 MB in the beginning and 144.2 MB in the end (delta: 5.8 MB). Free memory was 84.2 MB in the beginning and 59.2 MB in the end (delta: 25.0 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. [2019-09-16 20:28:36,100 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 20:28:36,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.44 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.0 MB in the beginning and 161.9 MB in the end (delta: -77.9 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-16 20:28:36,101 INFO L168 Benchmark]: Boogie Preprocessor took 94.52 ms. Allocated memory is still 199.2 MB. Free memory was 161.9 MB in the beginning and 157.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-16 20:28:36,102 INFO L168 Benchmark]: RCFGBuilder took 1662.40 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 157.2 MB in the beginning and 135.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. [2019-09-16 20:28:36,102 INFO L168 Benchmark]: Sifa took 698338.99 ms. Allocated memory was 220.2 MB in the beginning and 144.2 MB in the end (delta: -76.0 MB). Free memory was 135.5 MB in the beginning and 59.2 MB in the end (delta: 76.3 MB). Peak memory consumption was 247.0 kB. Max. memory is 7.1 GB. [2019-09-16 20:28:36,105 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.44 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.0 MB in the beginning and 161.9 MB in the end (delta: -77.9 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.52 ms. Allocated memory is still 199.2 MB. Free memory was 161.9 MB in the beginning and 157.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1662.40 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 157.2 MB in the beginning and 135.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. * Sifa took 698338.99 ms. Allocated memory was 220.2 MB in the beginning and 144.2 MB in the end (delta: -76.0 MB). Free memory was 135.5 MB in the beginning and 59.2 MB in the end (delta: 76.3 MB). Peak memory consumption was 247.0 kB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 698296, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 785, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 505, TOOLS_POST_TIME[ms]: 27231, TOOLS_POST_CALL_APPLICATIONS: 221, TOOLS_POST_CALL_TIME[ms]: 458, TOOLS_POST_RETURN_APPLICATIONS: 212, TOOLS_POST_RETURN_TIME[ms]: 263, TOOLS_QUANTIFIERELIM_APPLICATIONS: 938, TOOLS_QUANTIFIERELIM_TIME[ms]: 27698, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26979, FLUID_QUERY_TIME[ms]: 22, FLUID_QUERIES: 821, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 229, DOMAIN_JOIN_TIME[ms]: 601132, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 16, DOMAIN_WIDEN_TIME[ms]: 68049, DOMAIN_ISSUBSETEQ_APPLICATIONS: 36, DOMAIN_ISSUBSETEQ_TIME[ms]: 170, DOMAIN_ISBOTTOM_APPLICATIONS: 126, DOMAIN_ISBOTTOM_TIME[ms]: 747, LOOP_SUMMARIZER_APPLICATIONS: 20, LOOP_SUMMARIZER_CACHE_MISSES: 20, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 374039, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 374038, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 36, CALL_SUMMARIZER_APPLICATIONS: 212, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31530, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31528, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 56, DAG_COMPRESSION_PROCESSED_NODES: 708, DAG_COMPRESSION_RETAINED_NODES: 385 - UnprovableResult [Line: 516]: 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 1506#(and (not (= 0 ~systemActive~0)) (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...