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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:39:56,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:39:56,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:39:56,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:39:56,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:39:56,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:39:56,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:39:56,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:39:56,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:39:56,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:39:56,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:39:56,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:39:56,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:39:56,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:39:56,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:39:56,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:39:56,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:39:56,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:39:56,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:39:56,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:39:56,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:39:56,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:39:56,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:39:56,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:39:56,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:39:56,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:39:56,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:39:56,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:39:56,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:39:56,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:39:56,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:39:56,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:39:56,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:39:56,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:39:56,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:39:56,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:39:56,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:39:56,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:39:56,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:39:56,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:39:56,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:39:56,254 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 19:39:56,270 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:39:56,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:39:56,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:39:56,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:39:56,271 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:39:56,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:39:56,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:39:56,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:39:56,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:39:56,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:39:56,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:39:56,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:39:56,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:39:56,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:39:56,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:39:56,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:39:56,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:39:56,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:39:56,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:39:56,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:39:56,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:39:56,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:39:56,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:39:56,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:39:56,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:39:56,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:39:56,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:39:56,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:39:56,276 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 -> SingleStatement 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 [2019-09-20 19:39:56,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:39:56,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:39:56,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:39:56,333 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:39:56,334 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:39:56,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2019-09-20 19:39:56,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1345f7c9/c84e6f72f08e44cc8c9a46951bc9c35f/FLAGbe89e07bb [2019-09-20 19:39:56,952 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:39:56,953 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2019-09-20 19:39:56,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1345f7c9/c84e6f72f08e44cc8c9a46951bc9c35f/FLAGbe89e07bb [2019-09-20 19:39:57,303 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1345f7c9/c84e6f72f08e44cc8c9a46951bc9c35f [2019-09-20 19:39:57,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:39:57,315 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:39:57,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:39:57,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:39:57,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:39:57,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:39:57" (1/1) ... [2019-09-20 19:39:57,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d344efb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:57, skipping insertion in model container [2019-09-20 19:39:57,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:39:57" (1/1) ... [2019-09-20 19:39:57,331 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:39:57,387 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:39:57,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:39:57,935 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:39:58,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:39:58,104 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:39:58,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:58 WrapperNode [2019-09-20 19:39:58,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:39:58,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:39:58,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:39:58,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:39:58,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:58" (1/1) ... [2019-09-20 19:39:58,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:58" (1/1) ... [2019-09-20 19:39:58,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:58" (1/1) ... [2019-09-20 19:39:58,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:58" (1/1) ... [2019-09-20 19:39:58,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:58" (1/1) ... [2019-09-20 19:39:58,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:58" (1/1) ... [2019-09-20 19:39:58,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:58" (1/1) ... [2019-09-20 19:39:58,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:39:58,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:39:58,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:39:58,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:39:58,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:39:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:39:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:39:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:39:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:39:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:39:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:39:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:39:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:39:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:39:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:39:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:39:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:39:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:39:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:39:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:39:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:39:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:39:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:39:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:39:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:39:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:39:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:39:58,298 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:39:58,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:39:58,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:39:58,298 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:39:58,298 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:39:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:39:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:39:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:39:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:39:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:39:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:39:58,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:39:58,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:39:58,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:39:58,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:39:58,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:39:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:39:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:39:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:39:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:39:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:39:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:39:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:39:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:39:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:39:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:39:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:39:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:39:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:39:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:39:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:39:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:39:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:39:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:39:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:39:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:39:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:39:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:39:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:39:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:39:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:39:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:39:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:39:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:39:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:39:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:39:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:39:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:39:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:39:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:39:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:39:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:39:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:39:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:39:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:39:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:39:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:39:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:39:58,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:39:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:39:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:39:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:39:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:39:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:39:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:39:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:39:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:39:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:39:59,545 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:39:59,546 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:39:59,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:39:59 BoogieIcfgContainer [2019-09-20 19:39:59,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:39:59,550 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:39:59,551 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:39:59,551 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:39:59,552 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:39:59" (1/1) ... [2019-09-20 19:39:59,553 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 [2019-09-20 19:39:59,586 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:39:59,587 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:39:59,605 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:39:59,617 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:39:59,619 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:40:00,360 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-20 19:40:00,584 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 77 [2019-09-20 19:40:00,936 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2019-09-20 19:40:01,222 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2019-09-20 19:40:01,624 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 128 [2019-09-20 19:40:01,983 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 123 [2019-09-20 19:40:02,623 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 149 [2019-09-20 19:40:03,190 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 146 [2019-09-20 19:40:04,027 WARN L191 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 159 [2019-09-20 19:40:04,686 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 156 [2019-09-20 19:40:05,720 WARN L191 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 177 [2019-09-20 19:40:06,483 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 172 [2019-09-20 19:40:07,763 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2019-09-20 19:40:08,696 WARN L191 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 195 [2019-09-20 19:40:10,307 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 270 DAG size of output: 231 [2019-09-20 19:40:11,520 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 269 DAG size of output: 230 [2019-09-20 19:40:13,608 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 306 DAG size of output: 250 [2019-09-20 19:40:14,970 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 286 DAG size of output: 247 [2019-09-20 19:40:17,428 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 344 DAG size of output: 272 [2019-09-20 19:40:17,643 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:40:19,139 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 317 DAG size of output: 273 [2019-09-20 19:40:19,386 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 19:40:21,120 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 374 DAG size of output: 290 [2019-09-20 19:40:22,842 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 334 DAG size of output: 287 [2019-09-20 19:40:23,134 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:40:25,101 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 374 DAG size of output: 310 [2019-09-20 19:40:26,953 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 341 DAG size of output: 305 [2019-09-20 19:40:27,836 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:40:31,479 WARN L191 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 456 DAG size of output: 319 [2019-09-20 19:40:33,448 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 358 DAG size of output: 314 [2019-09-20 19:40:34,491 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-20 19:40:39,073 WARN L191 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 486 DAG size of output: 328 [2019-09-20 19:40:41,267 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 369 DAG size of output: 323