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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 22:13:24,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 22:13:24,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 22:13:24,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 22:13:24,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 22:13:24,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 22:13:24,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 22:13:24,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 22:13:24,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 22:13:24,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 22:13:24,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 22:13:24,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 22:13:24,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 22:13:24,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 22:13:24,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 22:13:24,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 22:13:24,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 22:13:24,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 22:13:24,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 22:13:24,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 22:13:24,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 22:13:24,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 22:13:24,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 22:13:24,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 22:13:24,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 22:13:24,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 22:13:24,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 22:13:24,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 22:13:24,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 22:13:24,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 22:13:24,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 22:13:24,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 22:13:24,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 22:13:24,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 22:13:24,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 22:13:24,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 22:13:24,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 22:13:24,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 22:13:24,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 22:13:24,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 22:13:24,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 22:13:24,276 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 22:13:24,298 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 22:13:24,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 22:13:24,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 22:13:24,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 22:13:24,300 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 22:13:24,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 22:13:24,301 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 22:13:24,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 22:13:24,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 22:13:24,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 22:13:24,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 22:13:24,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 22:13:24,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 22:13:24,303 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 22:13:24,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 22:13:24,303 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 22:13:24,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 22:13:24,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 22:13:24,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 22:13:24,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 22:13:24,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 22:13:24,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 22:13:24,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 22:13:24,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 22:13:24,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 22:13:24,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 22:13:24,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 22:13:24,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 22:13:24,308 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 -> ReUseSupersetCallSummarizer 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 [2019-09-18 22:13:24,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 22:13:24,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 22:13:24,384 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 22:13:24,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 22:13:24,386 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 22:13:24,386 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c [2019-09-18 22:13:24,457 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e521b4c4/ede796e0d5654fbc88a499e37eb748f6/FLAG9cd485ec9 [2019-09-18 22:13:24,999 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 22:13:25,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c [2019-09-18 22:13:25,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e521b4c4/ede796e0d5654fbc88a499e37eb748f6/FLAG9cd485ec9 [2019-09-18 22:13:25,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e521b4c4/ede796e0d5654fbc88a499e37eb748f6 [2019-09-18 22:13:25,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 22:13:25,285 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 22:13:25,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 22:13:25,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 22:13:25,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 22:13:25,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:13:25" (1/1) ... [2019-09-18 22:13:25,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c66dbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:13:25, skipping insertion in model container [2019-09-18 22:13:25,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:13:25" (1/1) ... [2019-09-18 22:13:25,298 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 22:13:25,356 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 22:13:25,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:13:25,787 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 22:13:25,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:13:25,934 INFO L192 MainTranslator]: Completed translation [2019-09-18 22:13:25,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:13:25 WrapperNode [2019-09-18 22:13:25,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 22:13:25,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 22:13:25,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 22:13:25,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 22:13:25,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:13:25" (1/1) ... [2019-09-18 22:13:25,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:13:25" (1/1) ... [2019-09-18 22:13:25,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:13:25" (1/1) ... [2019-09-18 22:13:25,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:13:25" (1/1) ... [2019-09-18 22:13:26,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:13:25" (1/1) ... [2019-09-18 22:13:26,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:13:25" (1/1) ... [2019-09-18 22:13:26,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:13:25" (1/1) ... [2019-09-18 22:13:26,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 22:13:26,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 22:13:26,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 22:13:26,039 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 22:13:26,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:13:25" (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 [2019-09-18 22:13:26,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 22:13:26,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 22:13:26,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 22:13:26,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 22:13:26,127 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 22:13:26,128 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 22:13:26,128 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 22:13:26,128 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 22:13:26,128 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 22:13:26,129 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 22:13:26,129 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 22:13:26,130 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 22:13:26,130 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 22:13:26,130 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 22:13:26,130 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 22:13:26,130 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 22:13:26,132 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 22:13:26,133 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 22:13:26,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 22:13:26,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 22:13:26,133 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 22:13:26,134 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 22:13:26,134 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 22:13:26,134 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 22:13:26,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 22:13:26,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 22:13:26,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 22:13:26,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 22:13:26,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 22:13:26,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 22:13:26,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 22:13:26,135 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 22:13:26,135 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 22:13:26,136 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 22:13:26,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 22:13:26,136 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 22:13:26,136 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 22:13:26,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 22:13:26,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 22:13:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 22:13:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 22:13:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 22:13:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 22:13:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 22:13:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 22:13:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 22:13:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 22:13:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 22:13:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 22:13:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 22:13:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 22:13:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 22:13:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 22:13:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 22:13:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 22:13:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 22:13:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 22:13:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 22:13:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 22:13:26,140 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 22:13:26,140 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 22:13:26,140 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 22:13:26,141 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 22:13:26,141 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 22:13:26,141 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 22:13:26,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 22:13:26,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 22:13:26,141 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 22:13:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 22:13:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 22:13:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 22:13:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 22:13:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 22:13:26,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 22:13:26,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 22:13:26,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 22:13:26,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 22:13:26,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 22:13:26,144 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 22:13:26,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 22:13:26,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 22:13:26,145 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 22:13:26,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 22:13:26,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 22:13:26,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 22:13:26,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 22:13:26,146 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 22:13:26,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 22:13:26,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 22:13:26,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 22:13:27,626 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 22:13:27,626 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 22:13:27,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:13:27 BoogieIcfgContainer [2019-09-18 22:13:27,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 22:13:27,628 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 22:13:27,628 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 22:13:27,629 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 22:13:27,630 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:13:27" (1/1) ... [2019-09-18 22:13:27,630 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 22:13:27,654 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 22:13:27,655 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 22:13:27,664 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 22:13:27,674 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 22:13:27,675 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 22:13:38,157 WARN L191 SmtUtils]: Spent 10.38 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 22:13:47,656 WARN L191 SmtUtils]: Spent 9.50 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 22:14:10,372 WARN L191 SmtUtils]: Spent 13.62 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 22:14:12,149 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 22:14:16,283 WARN L191 SmtUtils]: Spent 4.13 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 22:14:16,292 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 22:14:17,980 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:14:19,660 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:14:21,375 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:14:23,037 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:14:24,773 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:14:26,443 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:14:28,100 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:14:29,760 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:14:29,766 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 22:14:29,772 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 22:14:33,267 WARN L191 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 22:14:34,951 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 22:14:38,366 WARN L191 SmtUtils]: Spent 3.38 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-18 22:14:40,045 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:14:41,818 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:14:43,457 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:14:55,121 WARN L191 SmtUtils]: Spent 11.63 s on a formula simplification. DAG size of input: 463 DAG size of output: 460 [2019-09-18 22:15:00,855 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 22:15:12,530 WARN L191 SmtUtils]: Spent 11.67 s on a formula simplification. DAG size of input: 463 DAG size of output: 460 [2019-09-18 22:15:18,259 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 22:15:19,975 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:15:21,628 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:15:36,825 WARN L191 SmtUtils]: Spent 15.17 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-18 22:15:36,934 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 22:15:37,139 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 22:15:37,429 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:15:52,696 WARN L191 SmtUtils]: Spent 15.27 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-18 22:15:52,798 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 22:15:53,007 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 22:15:53,294 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:15:53,901 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 86 [2019-09-18 22:15:54,189 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:15:54,781 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 86 [2019-09-18 22:15:55,071 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:15:58,434 WARN L191 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-18 22:16:00,093 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:16:01,857 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:16:03,505 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:16:08,175 WARN L191 SmtUtils]: Spent 4.65 s on a formula simplification. DAG size of input: 476 DAG size of output: 470 [2019-09-18 22:16:08,280 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 22:16:08,479 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 22:16:08,789 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:16:13,278 WARN L191 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 476 DAG size of output: 470 [2019-09-18 22:16:13,592 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 22:16:13,882 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:16:14,664 WARN L191 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 86 [2019-09-18 22:16:14,945 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:16:15,659 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 86 [2019-09-18 22:16:15,945 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:16:17,710 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:16:19,371 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:16:23,712 WARN L191 SmtUtils]: Spent 4.32 s on a formula simplification. DAG size of input: 476 DAG size of output: 466 [2019-09-18 22:16:23,818 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 22:16:23,921 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 22:16:24,295 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:16:28,642 WARN L191 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 476 DAG size of output: 466 [2019-09-18 22:16:28,744 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 22:16:29,211 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:16:29,829 WARN L191 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 84 [2019-09-18 22:16:30,101 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:16:30,652 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 84 [2019-09-18 22:16:30,928 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:16:31,268 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 22:16:31,499 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 22:16:31,985 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 79 [2019-09-18 22:16:32,221 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 22:16:32,873 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2019-09-18 22:16:33,107 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 22:16:33,346 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 22:16:33,577 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 22:16:33,822 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 22:16:34,063 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 22:16:34,570 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2019-09-18 22:16:34,817 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 22:16:35,351 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2019-09-18 22:16:35,607 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 22:16:35,853 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 22:16:36,106 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 22:16:36,596 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2019-09-18 22:16:36,829 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 22:16:37,133 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 22:16:37,378 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 22:16:38,094 WARN L191 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 106 [2019-09-18 22:16:38,389 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 22:16:39,111 WARN L191 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 106 [2019-09-18 22:16:39,406 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 22:16:39,685 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 22:16:39,972 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 22:16:40,823 WARN L191 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2019-09-18 22:16:41,688 WARN L191 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2019-09-18 22:16:41,973 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 22:16:42,585 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-18 22:16:43,706 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2019-09-18 22:16:43,860 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2019-09-18 22:16:44,040 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-18 22:16:44,285 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-18 22:16:44,521 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-18 22:16:44,901 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:16:45,191 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 22:16:45,885 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 106 [2019-09-18 22:16:46,176 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 22:16:46,859 WARN L191 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 106 [2019-09-18 22:16:47,148 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 22:16:47,422 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 22:16:48,268 WARN L191 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2019-09-18 22:16:49,135 WARN L191 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2019-09-18 22:16:49,415 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 22:16:50,023 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-18 22:16:50,203 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2019-09-18 22:16:50,519 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2019-09-18 22:16:50,663 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2019-09-18 22:16:50,852 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2019-09-18 22:16:51,007 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2019-09-18 22:16:51,193 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-18 22:16:51,462 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-18 22:16:51,698 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-18 22:16:51,787 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 15 for LOIs [2019-09-18 22:16:52,182 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2019-09-18 22:16:52,526 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2019-09-18 22:16:52,594 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 9 for LOIs [2019-09-18 22:16:52,631 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 3 for LOIs [2019-09-18 22:16:52,668 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-18 22:16:52,676 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 22:16:52,676 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 22:16:52,678 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 587#false [2019-09-18 22:16:52,683 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-18 22:16:52,684 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 22:16:52,685 INFO L168 Benchmark]: Toolchain (without parser) took 207400.08 ms. Allocated memory was 139.5 MB in the beginning and 164.6 MB in the end (delta: 25.2 MB). Free memory was 86.3 MB in the beginning and 68.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 42.5 MB. Max. memory is 7.1 GB. [2019-09-18 22:16:52,686 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 22:16:52,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.68 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 86.1 MB in the beginning and 164.9 MB in the end (delta: -78.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-18 22:16:52,688 INFO L168 Benchmark]: Boogie Preprocessor took 103.93 ms. Allocated memory is still 199.2 MB. Free memory was 164.9 MB in the beginning and 160.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-18 22:16:52,689 INFO L168 Benchmark]: RCFGBuilder took 1588.84 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 160.6 MB in the beginning and 148.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 91.0 MB. Max. memory is 7.1 GB. [2019-09-18 22:16:52,689 INFO L168 Benchmark]: Sifa took 205055.50 ms. Allocated memory was 223.3 MB in the beginning and 164.6 MB in the end (delta: -58.7 MB). Free memory was 148.6 MB in the beginning and 68.9 MB in the end (delta: 79.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-09-18 22:16:52,693 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 648.68 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 86.1 MB in the beginning and 164.9 MB in the end (delta: -78.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.93 ms. Allocated memory is still 199.2 MB. Free memory was 164.9 MB in the beginning and 160.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1588.84 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 160.6 MB in the beginning and 148.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 91.0 MB. Max. memory is 7.1 GB. * Sifa took 205055.50 ms. Allocated memory was 223.3 MB in the beginning and 164.6 MB in the end (delta: -58.7 MB). Free memory was 148.6 MB in the beginning and 68.9 MB in the end (delta: 79.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 205024, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 265, DAG_INTERPRETER_EARLY_EXITS: 5, TOOLS_POST_APPLICATIONS: 183, TOOLS_POST_TIME[ms]: 130, TOOLS_POST_CALL_APPLICATIONS: 68, TOOLS_POST_CALL_TIME[ms]: 135, TOOLS_POST_RETURN_APPLICATIONS: 59, TOOLS_POST_RETURN_TIME[ms]: 28707, TOOLS_QUANTIFIERELIM_APPLICATIONS: 303, TOOLS_QUANTIFIERELIM_TIME[ms]: 28857, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28626, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 273, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 99, DOMAIN_JOIN_TIME[ms]: 172527, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 1042, DOMAIN_ISSUBSETEQ_APPLICATIONS: 103, DOMAIN_ISSUBSETEQ_TIME[ms]: 475, DOMAIN_ISBOTTOM_APPLICATIONS: 63, DOMAIN_ISBOTTOM_TIME[ms]: 434, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 21528, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 21527, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 59, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 71045, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 494, DAG_COMPRESSION_RETAINED_NODES: 202 - PositiveResult [Line: 811]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...