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_spec2_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:33:27,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:33:27,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:33:27,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:33:27,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:33:27,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:33:27,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:33:27,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:33:27,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:33:27,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:33:27,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:33:27,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:33:27,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:33:27,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:33:27,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:33:27,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:33:27,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:33:27,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:33:27,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:33:27,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:33:27,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:33:27,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:33:27,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:33:27,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:33:27,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:33:27,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:33:27,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:33:27,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:33:27,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:33:27,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:33:27,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:33:27,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:33:27,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:33:27,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:33:27,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:33:27,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:33:27,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:33:27,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:33:27,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:33:27,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:33:27,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:33:27,367 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 19:33:27,388 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:33:27,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:33:27,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:33:27,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:33:27,391 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:33:27,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:33:27,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:33:27,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:33:27,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:33:27,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:33:27,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:33:27,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:33:27,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:33:27,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:33:27,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:33:27,394 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:33:27,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:33:27,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:33:27,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:33:27,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:33:27,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:33:27,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:33:27,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:33:27,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:33:27,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:33:27,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:33:27,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:33:27,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:33:27,397 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 19:33:27,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:33:27,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:33:27,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:33:27,475 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:33:27,475 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:33:27,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c [2019-09-20 19:33:27,549 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5be8b9c1/75e454ee452b4601a682124f513c3685/FLAG6b5b7b606 [2019-09-20 19:33:28,034 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:33:28,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c [2019-09-20 19:33:28,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5be8b9c1/75e454ee452b4601a682124f513c3685/FLAG6b5b7b606 [2019-09-20 19:33:28,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5be8b9c1/75e454ee452b4601a682124f513c3685 [2019-09-20 19:33:28,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:33:28,385 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:33:28,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:33:28,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:33:28,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:33:28,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:33:28" (1/1) ... [2019-09-20 19:33:28,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9c1821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:28, skipping insertion in model container [2019-09-20 19:33:28,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:33:28" (1/1) ... [2019-09-20 19:33:28,400 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:33:28,446 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:33:28,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:33:28,882 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:33:28,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:33:29,020 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:33:29,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:29 WrapperNode [2019-09-20 19:33:29,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:33:29,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:33:29,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:33:29,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:33:29,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:29" (1/1) ... [2019-09-20 19:33:29,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:29" (1/1) ... [2019-09-20 19:33:29,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:29" (1/1) ... [2019-09-20 19:33:29,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:29" (1/1) ... [2019-09-20 19:33:29,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:29" (1/1) ... [2019-09-20 19:33:29,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:29" (1/1) ... [2019-09-20 19:33:29,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:29" (1/1) ... [2019-09-20 19:33:29,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:33:29,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:33:29,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:33:29,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:33:29,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:29" (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 19:33:29,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:33:29,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:33:29,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:33:29,184 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:33:29,184 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:33:29,184 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:33:29,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:33:29,185 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:33:29,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:33:29,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:33:29,185 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:33:29,185 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:33:29,186 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:33:29,186 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:33:29,186 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:33:29,186 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:33:29,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:33:29,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:33:29,187 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:33:29,187 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:33:29,187 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:33:29,187 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:33:29,187 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:33:29,187 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:33:29,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:33:29,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:33:29,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:33:29,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:33:29,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:33:29,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:33:29,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:33:29,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:33:29,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:33:29,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:33:29,189 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:33:29,189 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:33:29,190 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:33:29,190 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:33:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:33:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:33:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:33:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:33:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:33:29,191 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:33:29,191 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:33:29,191 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:33:29,191 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:33:29,191 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:33:29,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:33:29,191 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:33:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:33:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:33:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:33:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:33:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:33:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:33:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:33:29,193 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:33:29,193 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:33:29,193 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:33:29,193 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:33:29,193 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:33:29,193 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:33:29,194 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:33:29,194 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:33:29,194 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:33:29,194 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:33:29,194 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:33:29,194 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:33:29,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:33:29,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:33:29,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:33:29,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:33:29,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:33:29,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:33:29,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:33:29,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:33:29,196 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:33:29,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:33:29,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:33:29,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:33:29,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:33:29,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:33:29,197 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:33:29,197 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:33:29,197 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:33:29,197 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:33:29,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:33:29,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:33:29,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:33:30,364 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:33:30,365 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:33:30,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:33:30 BoogieIcfgContainer [2019-09-20 19:33:30,368 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:33:30,369 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:33:30,369 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:33:30,369 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:33:30,370 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:33:30" (1/1) ... [2019-09-20 19:33:30,371 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 19:33:30,407 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:33:30,407 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:33:30,421 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:33:30,433 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:33:30,435 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:33:31,099 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2019-09-20 19:33:31,302 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-20 19:33:31,625 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 107 [2019-09-20 19:33:31,906 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-20 19:33:32,304 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2019-09-20 19:33:32,651 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 121 [2019-09-20 19:33:33,281 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 145 [2019-09-20 19:33:33,809 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 142 [2019-09-20 19:33:34,606 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 155 [2019-09-20 19:33:35,203 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 152 [2019-09-20 19:33:36,188 WARN L191 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 173 [2019-09-20 19:33:36,873 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 168 [2019-09-20 19:33:38,216 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 240 DAG size of output: 194 [2019-09-20 19:33:39,075 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 191 [2019-09-20 19:33:40,743 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 274 DAG size of output: 227 [2019-09-20 19:33:41,941 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 265 DAG size of output: 226 [2019-09-20 19:33:43,973 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 292 DAG size of output: 246 [2019-09-20 19:33:45,271 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 277 DAG size of output: 243 [2019-09-20 19:33:47,739 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 331 DAG size of output: 268 [2019-09-20 19:33:47,966 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:33:49,381 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 311 DAG size of output: 269 [2019-09-20 19:33:49,635 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 19:33:51,313 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 370 DAG size of output: 286 [2019-09-20 19:33:52,941 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 330 DAG size of output: 283 [2019-09-20 19:33:53,459 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:33:56,533 WARN L191 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 394 DAG size of output: 306 [2019-09-20 19:33:58,322 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 343 DAG size of output: 301 [2019-09-20 19:33:59,093 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:34:02,584 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 420 DAG size of output: 315 [2019-09-20 19:34:04,623 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 362 DAG size of output: 310 [2019-09-20 19:34:05,747 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-20 19:34:09,974 WARN L191 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 512 DAG size of output: 324 [2019-09-20 19:34:12,050 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 377 DAG size of output: 319 [2019-09-20 19:34:13,348 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 289