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_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:35:38,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:35:38,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:35:38,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:35:38,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:35:38,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:35:38,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:35:38,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:35:38,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:35:38,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:35:38,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:35:38,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:35:38,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:35:38,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:35:38,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:35:38,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:35:38,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:35:38,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:35:38,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:35:38,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:35:38,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:35:38,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:35:38,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:35:38,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:35:38,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:35:38,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:35:38,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:35:38,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:35:38,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:35:38,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:35:38,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:35:38,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:35:38,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:35:38,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:35:38,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:35:38,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:35:38,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:35:38,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:35:38,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:35:38,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:35:38,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:35:38,206 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 19:35:38,222 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:35:38,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:35:38,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:35:38,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:35:38,225 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:35:38,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:35:38,226 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:35:38,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:35:38,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:35:38,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:35:38,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:35:38,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:35:38,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:35:38,228 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:35:38,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:35:38,229 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:35:38,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:35:38,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:35:38,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:35:38,230 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:35:38,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:35:38,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:35:38,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:35:38,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:35:38,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:35:38,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:35:38,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:35:38,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:35:38,232 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 19:35:38,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:35:38,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:35:38,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:35:38,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:35:38,292 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:35:38,293 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2019-09-20 19:35:38,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75b963e4/b05751e98d784294ab62dbc7513b6101/FLAGaa1d28bd5 [2019-09-20 19:35:38,890 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:35:38,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2019-09-20 19:35:38,905 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75b963e4/b05751e98d784294ab62dbc7513b6101/FLAGaa1d28bd5 [2019-09-20 19:35:39,159 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75b963e4/b05751e98d784294ab62dbc7513b6101 [2019-09-20 19:35:39,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:35:39,172 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:35:39,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:35:39,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:35:39,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:35:39,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:35:39" (1/1) ... [2019-09-20 19:35:39,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3030ba04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:39, skipping insertion in model container [2019-09-20 19:35:39,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:35:39" (1/1) ... [2019-09-20 19:35:39,189 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:35:39,242 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:35:39,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:35:39,784 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:35:39,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:35:39,916 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:35:39,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:39 WrapperNode [2019-09-20 19:35:39,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:35:39,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:35:39,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:35:39,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:35:39,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:39" (1/1) ... [2019-09-20 19:35:39,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:39" (1/1) ... [2019-09-20 19:35:39,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:39" (1/1) ... [2019-09-20 19:35:39,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:39" (1/1) ... [2019-09-20 19:35:39,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:39" (1/1) ... [2019-09-20 19:35:39,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:39" (1/1) ... [2019-09-20 19:35:40,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:39" (1/1) ... [2019-09-20 19:35:40,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:35:40,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:35:40,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:35:40,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:35:40,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:39" (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 19:35:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:35:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:35:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:35:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:35:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:35:40,073 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:35:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:35:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:35:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:35:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:35:40,074 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:35:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:35:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:35:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:35:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:35:40,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:35:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:35:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:35:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:35:40,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:35:40,077 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:35:40,078 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:35:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:35:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:35:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:35:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:35:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:35:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:35:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:35:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:35:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:35:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:35:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:35:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:35:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:35:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:35:40,082 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:35:40,082 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:35:40,082 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:35:40,082 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:35:40,082 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:35:40,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:35:40,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:35:40,083 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:35:40,086 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:35:40,086 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:35:40,086 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:35:40,087 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:35:40,087 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:35:40,087 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:35:40,087 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:35:40,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:35:40,087 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:35:40,087 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:35:40,088 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:35:40,088 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:35:40,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:35:40,088 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:35:40,089 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:35:40,089 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:35:40,089 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:35:40,090 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:35:40,090 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:35:40,090 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:35:40,090 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:35:40,091 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:35:40,092 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:35:40,092 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:35:40,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:35:40,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:35:40,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:35:40,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:35:40,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:35:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:35:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:35:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:35:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:35:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:35:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:35:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:35:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:35:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:35:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:35:40,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:35:40,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:35:41,337 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:35:41,337 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:35:41,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:35:41 BoogieIcfgContainer [2019-09-20 19:35:41,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:35:41,340 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:35:41,340 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:35:41,340 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:35:41,342 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:35:41" (1/1) ... [2019-09-20 19:35:41,342 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 19:35:41,376 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:35:41,376 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:35:41,391 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:35:41,402 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:35:41,403 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:35:42,040 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-20 19:35:42,206 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2019-09-20 19:35:42,539 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-09-20 19:35:42,882 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-09-20 19:35:43,319 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-09-20 19:35:43,742 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2019-09-20 19:35:44,318 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 139 [2019-09-20 19:35:44,838 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 136 [2019-09-20 19:35:45,645 WARN L191 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 161 [2019-09-20 19:35:46,389 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 160 [2019-09-20 19:35:47,396 WARN L191 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 180 [2019-09-20 19:35:48,136 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 175 [2019-09-20 19:35:49,555 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 232 DAG size of output: 204 [2019-09-20 19:35:50,468 WARN L191 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 199 [2019-09-20 19:35:51,666 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 267 DAG size of output: 213 [2019-09-20 19:35:52,637 WARN L191 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 208 [2019-09-20 19:35:52,949 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 19:35:54,576 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 295 DAG size of output: 222 [2019-09-20 19:35:55,683 WARN L191 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 217 [2019-09-20 19:35:56,009 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 19:35:57,468 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 329 DAG size of output: 230 [2019-09-20 19:35:58,716 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 271 DAG size of output: 227 [2019-09-20 19:35:59,356 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-20 19:36:01,909 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 410 DAG size of output: 240 [2019-09-20 19:36:03,325 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 284 DAG size of output: 237 [2019-09-20 19:36:04,158 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-09-20 19:36:07,315 WARN L191 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 464 DAG size of output: 250 [2019-09-20 19:36:07,542 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:36:08,806 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 293 DAG size of output: 247 [2019-09-20 19:36:09,818 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2019-09-20 19:36:13,525 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 460 DAG size of output: 260 [2019-09-20 19:36:13,786 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 19:36:15,210 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 315 DAG size of output: 259 [2019-09-20 19:36:16,629 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2019-09-20 19:36:20,898 WARN L191 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 536 DAG size of output: 272 [2019-09-20 19:36:21,172 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:36:22,769 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 332 DAG size of output: 271 [2019-09-20 19:36:24,388 WARN L191 SmtUtils]: Spent 854.00 ms on a formula simplification that was a NOOP. DAG size: 401