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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:29:43,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:29:43,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:29:43,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:29:43,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:29:43,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:29:43,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:29:43,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:29:43,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:29:43,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:29:43,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:29:43,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:29:43,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:29:43,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:29:43,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:29:43,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:29:43,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:29:43,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:29:43,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:29:43,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:29:43,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:29:43,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:29:43,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:29:43,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:29:43,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:29:43,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:29:43,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:29:43,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:29:43,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:29:43,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:29:43,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:29:43,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:29:43,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:29:43,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:29:43,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:29:43,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:29:43,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:29:43,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:29:43,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:29:43,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:29:43,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:29:43,277 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 23:29:43,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:29:43,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:29:43,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:29:43,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:29:43,302 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:29:43,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:29:43,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:29:43,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:29:43,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:29:43,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:29:43,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:29:43,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:29:43,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:29:43,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:29:43,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:29:43,304 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:29:43,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:29:43,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:29:43,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:29:43,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:29:43,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:29:43,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:29:43,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:29:43,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:29:43,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:29:43,306 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:29:43,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:29:43,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:29:43,307 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:29:43,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:29:43,381 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:29:43,385 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:29:43,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:29:43,386 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:29:43,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2019-09-20 23:29:43,451 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9f1a5b58/3b8c500254234a82a264c591adaf8507/FLAG8bdf0daf4 [2019-09-20 23:29:43,978 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:29:43,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2019-09-20 23:29:43,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9f1a5b58/3b8c500254234a82a264c591adaf8507/FLAG8bdf0daf4 [2019-09-20 23:29:44,272 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9f1a5b58/3b8c500254234a82a264c591adaf8507 [2019-09-20 23:29:44,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:29:44,284 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:29:44,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:29:44,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:29:44,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:29:44,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:29:44" (1/1) ... [2019-09-20 23:29:44,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd9bbc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:29:44, skipping insertion in model container [2019-09-20 23:29:44,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:29:44" (1/1) ... [2019-09-20 23:29:44,299 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:29:44,348 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:29:44,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:29:44,826 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:29:44,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:29:44,996 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:29:44,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:29:44 WrapperNode [2019-09-20 23:29:44,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:29:44,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:29:44,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:29:44,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:29:45,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:29:44" (1/1) ... [2019-09-20 23:29:45,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:29:44" (1/1) ... [2019-09-20 23:29:45,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:29:44" (1/1) ... [2019-09-20 23:29:45,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:29:44" (1/1) ... [2019-09-20 23:29:45,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:29:44" (1/1) ... [2019-09-20 23:29:45,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:29:44" (1/1) ... [2019-09-20 23:29:45,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:29:44" (1/1) ... [2019-09-20 23:29:45,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:29:45,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:29:45,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:29:45,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:29:45,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:29:44" (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 23:29:45,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:29:45,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:29:45,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 23:29:45,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 23:29:45,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-20 23:29:45,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 23:29:45,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 23:29:45,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 23:29:45,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 23:29:45,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 23:29:45,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 23:29:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 23:29:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 23:29:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 23:29:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 23:29:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 23:29:45,191 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 23:29:45,192 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 23:29:45,192 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 23:29:45,192 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 23:29:45,192 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 23:29:45,192 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 23:29:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 23:29:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 23:29:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 23:29:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 23:29:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 23:29:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 23:29:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 23:29:45,194 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 23:29:45,194 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 23:29:45,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 23:29:45,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 23:29:45,195 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 23:29:45,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 23:29:45,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 23:29:45,195 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 23:29:45,195 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 23:29:45,195 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 23:29:45,196 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 23:29:45,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 23:29:45,196 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 23:29:45,196 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:29:45,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:29:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:29:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 23:29:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 23:29:45,199 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 23:29:45,199 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 23:29:45,200 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 23:29:45,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-20 23:29:45,200 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 23:29:45,200 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 23:29:45,200 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 23:29:45,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 23:29:45,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 23:29:45,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 23:29:45,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 23:29:45,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 23:29:45,202 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 23:29:45,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 23:29:45,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 23:29:45,203 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 23:29:45,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 23:29:45,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 23:29:45,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 23:29:45,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 23:29:45,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 23:29:45,204 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 23:29:45,204 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 23:29:45,204 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 23:29:45,204 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 23:29:45,204 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 23:29:45,205 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 23:29:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 23:29:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 23:29:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 23:29:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 23:29:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 23:29:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 23:29:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 23:29:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 23:29:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 23:29:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 23:29:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 23:29:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 23:29:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 23:29:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 23:29:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 23:29:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 23:29:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 23:29:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 23:29:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 23:29:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 23:29:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 23:29:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 23:29:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:29:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:29:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 23:29:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:29:46,970 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:29:46,970 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 23:29:46,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:29:46 BoogieIcfgContainer [2019-09-20 23:29:46,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:29:46,972 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:29:46,972 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:29:46,973 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:29:46,974 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:29:46" (1/1) ... [2019-09-20 23:29:46,975 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-20 23:29:47,015 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:29:47,015 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:29:47,026 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:29:47,039 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:29:47,046 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:30:10,320 WARN L191 SmtUtils]: Spent 13.07 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 23:30:11,967 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 23:30:15,976 WARN L191 SmtUtils]: Spent 4.00 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-20 23:30:17,912 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 23:30:19,739 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 23:30:19,755 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-20 23:30:19,824 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-20 23:30:19,829 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs