/usr/bin/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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:46:58,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:46:58,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:46:58,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:46:58,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:46:58,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:46:58,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:46:58,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:46:58,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:46:58,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:46:58,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:46:58,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:46:58,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:46:58,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:46:58,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:46:58,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:46:58,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:46:58,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:46:58,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:46:58,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:46:58,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:46:58,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:46:58,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:46:58,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:46:58,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:46:58,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:46:58,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:46:58,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:46:58,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:46:58,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:46:58,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:46:58,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:46:58,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:46:58,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:46:58,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:46:58,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:46:58,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:46:58,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:46:58,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:46:58,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:46:58,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:46:58,167 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 [2019-11-07 10:46:58,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:46:58,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:46:58,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:46:58,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:46:58,191 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:46:58,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:46:58,191 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:46:58,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:46:58,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:46:58,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:46:58,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:46:58,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:46:58,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:46:58,192 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:46:58,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:46:58,193 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:46:58,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:46:58,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:46:58,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:46:58,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:46:58,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:46:58,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:46:58,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:46:58,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:46:58,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:46:58,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:46:58,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:46:58,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:46:58,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:46:58,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:46:58,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:46:58,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:46:58,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:46:58,492 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:46:58,492 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product52.cil.c [2019-11-07 10:46:58,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d73f9b74/036af20b9bdb4b24a20a2e8c3476e421/FLAG08361918f [2019-11-07 10:46:59,119 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:46:59,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product52.cil.c [2019-11-07 10:46:59,135 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d73f9b74/036af20b9bdb4b24a20a2e8c3476e421/FLAG08361918f [2019-11-07 10:46:59,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d73f9b74/036af20b9bdb4b24a20a2e8c3476e421 [2019-11-07 10:46:59,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:46:59,414 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:46:59,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:46:59,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:46:59,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:46:59,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:46:59" (1/1) ... [2019-11-07 10:46:59,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bcc3485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:46:59, skipping insertion in model container [2019-11-07 10:46:59,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:46:59" (1/1) ... [2019-11-07 10:46:59,430 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:46:59,506 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:46:59,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:46:59,972 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:47:00,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:47:00,136 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:47:00,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:00 WrapperNode [2019-11-07 10:47:00,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:47:00,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:47:00,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:47:00,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:47:00,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:00" (1/1) ... [2019-11-07 10:47:00,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:00" (1/1) ... [2019-11-07 10:47:00,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:00" (1/1) ... [2019-11-07 10:47:00,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:00" (1/1) ... [2019-11-07 10:47:00,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:00" (1/1) ... [2019-11-07 10:47:00,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:00" (1/1) ... [2019-11-07 10:47:00,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:00" (1/1) ... [2019-11-07 10:47:00,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:47:00,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:47:00,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:47:00,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:47:00,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:00" (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 [2019-11-07 10:47:00,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:47:00,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:47:00,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:47:00,334 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:47:00,334 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:47:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:47:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 10:47:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:47:00,338 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:47:00,338 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:47:00,338 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:47:00,338 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:47:00,339 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:47:00,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 10:47:00,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 10:47:00,340 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 10:47:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 10:47:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:47:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:47:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:47:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:47:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:47:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-11-07 10:47:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-11-07 10:47:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:47:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:47:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:47:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:47:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:47:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:47:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:47:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:47:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:47:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:47:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 10:47:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 10:47:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:47:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:47:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:47:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:47:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:47:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:47:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:47:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:47:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:47:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:47:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:47:00,347 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:47:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 10:47:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 10:47:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:47:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:47:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:47:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:47:00,348 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:47:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:47:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 10:47:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 10:47:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:47:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:47:00,349 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:47:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:47:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-11-07 10:47:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:47:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:47:00,350 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 10:47:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 10:47:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 10:47:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:47:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:47:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:47:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:47:00,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-11-07 10:47:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:47:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:47:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:47:00,353 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:47:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:47:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:47:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:47:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:47:00,354 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:47:00,355 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:47:00,355 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:47:00,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:47:00,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:47:00,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:47:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:47:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:47:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:47:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:47:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:47:00,357 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:47:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:47:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:47:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:47:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:47:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:47:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:47:00,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:47:01,928 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:47:01,929 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:47:01,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:47:01 BoogieIcfgContainer [2019-11-07 10:47:01,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:47:01,931 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:47:01,931 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:47:01,931 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:47:01,933 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:47:01" (1/1) ... [2019-11-07 10:47:01,933 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:47:01,958 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:47:01,958 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:47:01,967 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:47:01,975 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:47:01,977 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:47:12,679 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-11-07 10:47:14,517 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:47:14,684 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 10:47:14,730 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-11-07 10:47:14,785 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-11-07 10:47:14,802 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-11-07 10:47:15,358 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-11-07 10:47:15,681 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-07 10:47:15,788 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-07 10:47:15,963 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 198 [2019-11-07 10:47:16,136 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2019-11-07 10:47:16,543 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 600 [2019-11-07 10:47:16,692 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 600 [2019-11-07 10:47:16,884 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 601 DAG size of output: 601 [2019-11-07 10:47:17,395 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 613 [2019-11-07 10:47:18,533 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2019-11-07 10:47:18,774 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-07 10:47:19,101 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2019-11-07 10:47:20,302 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2019-11-07 10:47:21,194 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 611 [2019-11-07 10:47:21,506 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-07 10:47:21,956 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-11-07 10:47:22,166 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-11-07 10:47:22,358 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-11-07 10:47:22,542 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2019-11-07 10:47:23,682 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 611 [2019-11-07 10:47:23,770 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:47:23,773 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 141 for LOIs [2019-11-07 10:47:24,044 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 135 for LOIs [2019-11-07 10:47:24,051 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 148 for LOIs [2019-11-07 10:47:24,051 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:47:24,065 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:47:24,066 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:47:24,068 INFO L168 Benchmark]: Toolchain (without parser) took 24653.85 ms. Allocated memory was 145.2 MB in the beginning and 670.0 MB in the end (delta: 524.8 MB). Free memory was 101.2 MB in the beginning and 320.0 MB in the end (delta: -218.8 MB). Peak memory consumption was 306.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:47:24,069 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 10:47:24,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.05 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.0 MB in the beginning and 171.0 MB in the end (delta: -70.0 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-11-07 10:47:24,071 INFO L168 Benchmark]: Boogie Preprocessor took 111.59 ms. Allocated memory is still 202.9 MB. Free memory was 171.0 MB in the beginning and 166.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:47:24,072 INFO L168 Benchmark]: RCFGBuilder took 1681.55 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 166.9 MB in the beginning and 147.4 MB in the end (delta: 19.5 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. [2019-11-07 10:47:24,073 INFO L168 Benchmark]: Sifa took 22134.97 ms. Allocated memory was 235.9 MB in the beginning and 670.0 MB in the end (delta: 434.1 MB). Free memory was 147.4 MB in the beginning and 320.0 MB in the end (delta: -172.6 MB). Peak memory consumption was 261.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:47:24,077 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 722.05 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.0 MB in the beginning and 171.0 MB in the end (delta: -70.0 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.59 ms. Allocated memory is still 202.9 MB. Free memory was 171.0 MB in the beginning and 166.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1681.55 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 166.9 MB in the beginning and 147.4 MB in the end (delta: 19.5 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. * Sifa took 22134.97 ms. Allocated memory was 235.9 MB in the beginning and 670.0 MB in the end (delta: 434.1 MB). Free memory was 147.4 MB in the beginning and 320.0 MB in the end (delta: -172.6 MB). Peak memory consumption was 261.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 22095, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 53, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 166, TOOLS_POST_TIME[ms]: 12746, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME[ms]: 222, TOOLS_POST_RETURN_APPLICATIONS: 67, TOOLS_POST_RETURN_TIME[ms]: 126, TOOLS_QUANTIFIERELIM_APPLICATIONS: 306, TOOLS_QUANTIFIERELIM_TIME[ms]: 12951, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12630, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 290, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 53, DOMAIN_JOIN_TIME[ms]: 8045, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 535, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 30, DOMAIN_ISBOTTOM_APPLICATIONS: 53, DOMAIN_ISBOTTOM_TIME[ms]: 185, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5573, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5570, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 67, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12806, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12805, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 57, DAG_COMPRESSION_PROCESSED_NODES: 1643, DAG_COMPRESSION_RETAINED_NODES: 233 - UnprovableResult [Line: 995]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 670#(and (not (= 0 ~methAndRunningLastTime~0)) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= |#t~string71.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (<= |#t~string14.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string14.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string16.offset|) (<= ~methAndRunningLastTime~0 1) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 0 |#t~string71.offset|) (= |#t~string16.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string70.offset| 0) (<= |#t~string38.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string8.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= 0 |#t~string70.offset|) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= |#t~string16.offset| 0) (<= 0 |#t~string32.offset|) (= |#t~string12.offset| 0) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (<= |#t~string70.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string69.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 0 |#t~string14.offset|) (= |#t~string60.offset| 0) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...