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_spec1_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:52:33,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:52:33,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:52:33,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:52:33,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:52:33,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:52:33,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:52:33,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:52:33,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:52:33,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:52:33,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:52:33,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:52:33,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:52:33,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:52:33,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:52:33,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:52:33,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:52:33,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:52:33,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:52:33,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:52:33,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:52:33,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:52:33,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:52:33,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:52:33,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:52:33,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:52:33,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:52:33,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:52:33,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:52:33,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:52:33,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:52:33,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:52:33,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:52:33,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:52:33,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:52:33,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:52:33,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:52:33,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:52:33,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:52:33,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:52:33,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:52:33,292 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 [2019-10-15 06:52:33,316 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:52:33,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:52:33,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:52:33,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:52:33,320 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:52:33,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:52:33,320 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:52:33,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:52:33,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:52:33,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:52:33,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:52:33,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:52:33,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:52:33,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:52:33,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:52:33,323 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:52:33,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:52:33,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:52:33,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:52:33,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:52:33,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:52:33,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:52:33,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:52:33,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:52:33,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:52:33,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:52:33,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:52:33,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:52:33,326 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 [2019-10-15 06:52:33,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:52:33,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:52:33,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:52:33,617 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:52:33,618 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:52:33,619 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product05.cil.c [2019-10-15 06:52:33,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96b6aeec/08f993d4b8be4f44942690e5bf6d5a5c/FLAG8ef933860 [2019-10-15 06:52:34,274 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:52:34,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product05.cil.c [2019-10-15 06:52:34,295 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96b6aeec/08f993d4b8be4f44942690e5bf6d5a5c/FLAG8ef933860 [2019-10-15 06:52:34,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96b6aeec/08f993d4b8be4f44942690e5bf6d5a5c [2019-10-15 06:52:34,576 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:52:34,578 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:52:34,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:52:34,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:52:34,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:52:34,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:52:34" (1/1) ... [2019-10-15 06:52:34,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4d736e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:34, skipping insertion in model container [2019-10-15 06:52:34,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:52:34" (1/1) ... [2019-10-15 06:52:34,593 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:52:34,634 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:52:35,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:52:35,068 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:52:35,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:52:35,205 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:52:35,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:35 WrapperNode [2019-10-15 06:52:35,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:52:35,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:52:35,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:52:35,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:52:35,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:35" (1/1) ... [2019-10-15 06:52:35,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:35" (1/1) ... [2019-10-15 06:52:35,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:35" (1/1) ... [2019-10-15 06:52:35,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:35" (1/1) ... [2019-10-15 06:52:35,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:35" (1/1) ... [2019-10-15 06:52:35,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:35" (1/1) ... [2019-10-15 06:52:35,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:35" (1/1) ... [2019-10-15 06:52:35,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:52:35,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:52:35,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:52:35,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:52:35,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:35" (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 [2019-10-15 06:52:35,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:52:35,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:52:35,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:52:35,378 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:52:35,378 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:52:35,378 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:52:35,378 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:52:35,379 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:52:35,380 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:52:35,380 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:52:35,380 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:52:35,381 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:52:35,382 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:52:35,382 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:52:35,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:52:35,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:52:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:52:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:52:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:52:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:52:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:52:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:52:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:52:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:52:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:52:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-15 06:52:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:52:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:52:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:52:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:52:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:52:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:52:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:52:35,388 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:52:35,388 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:52:35,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:52:35,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-15 06:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:52:35,392 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:52:35,392 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:52:35,392 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:52:35,392 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:52:35,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:52:35,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:52:35,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:52:35,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:52:35,394 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:52:35,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:52:35,394 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:52:35,394 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:52:35,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:52:35,395 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:52:35,395 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:52:35,395 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:52:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:52:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:52:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:52:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:52:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:52:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:52:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:52:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:52:35,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:52:35,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:52:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:52:36,902 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:52:36,902 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:52:36,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:52:36 BoogieIcfgContainer [2019-10-15 06:52:36,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:52:36,905 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:52:36,905 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:52:36,905 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:52:36,906 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:52:36" (1/1) ... [2019-10-15 06:52:36,907 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 [2019-10-15 06:52:36,939 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:52:36,939 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:52:36,952 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:52:36,964 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:52:36,968 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:52:47,263 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-15 06:52:49,038 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:52:49,168 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:52:49,276 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:52:49,418 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:52:49,634 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-15 06:52:49,650 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-15 06:52:49,704 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-15 06:52:49,710 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-15 06:52:49,954 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:52:50,141 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:52:50,904 WARN L191 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 585 [2019-10-15 06:52:51,555 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 585 [2019-10-15 06:52:51,905 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 604 [2019-10-15 06:52:52,226 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 604 [2019-10-15 06:52:52,494 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 596 [2019-10-15 06:52:52,716 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 596 [2019-10-15 06:52:55,059 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-10-15 06:52:55,280 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-10-15 06:52:55,690 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:52:55,692 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 137 for LOIs [2019-10-15 06:52:55,827 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 131 for LOIs [2019-10-15 06:52:55,835 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 144 for LOIs [2019-10-15 06:52:55,888 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:52:55,902 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:52:55,902 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:52:55,904 INFO L168 Benchmark]: Toolchain (without parser) took 21326.33 ms. Allocated memory was 146.3 MB in the beginning and 595.6 MB in the end (delta: 449.3 MB). Free memory was 101.7 MB in the beginning and 129.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 421.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:52:55,905 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 06:52:55,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.77 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 101.3 MB in the beginning and 172.6 MB in the end (delta: -71.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:52:55,907 INFO L168 Benchmark]: Boogie Preprocessor took 97.24 ms. Allocated memory is still 204.5 MB. Free memory was 172.6 MB in the beginning and 168.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:52:55,908 INFO L168 Benchmark]: RCFGBuilder took 1599.59 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 168.7 MB in the beginning and 154.1 MB in the end (delta: 14.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. [2019-10-15 06:52:55,909 INFO L168 Benchmark]: Sifa took 18997.81 ms. Allocated memory was 234.4 MB in the beginning and 595.6 MB in the end (delta: 361.2 MB). Free memory was 154.1 MB in the beginning and 129.7 MB in the end (delta: 24.4 MB). Peak memory consumption was 385.6 MB. Max. memory is 7.1 GB. [2019-10-15 06:52:55,923 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 627.77 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 101.3 MB in the beginning and 172.6 MB in the end (delta: -71.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.24 ms. Allocated memory is still 204.5 MB. Free memory was 172.6 MB in the beginning and 168.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1599.59 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 168.7 MB in the beginning and 154.1 MB in the end (delta: 14.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. * Sifa took 18997.81 ms. Allocated memory was 234.4 MB in the beginning and 595.6 MB in the end (delta: 361.2 MB). Free memory was 154.1 MB in the beginning and 129.7 MB in the end (delta: 24.4 MB). Peak memory consumption was 385.6 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]: 18950, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 167, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 110, TOOLS_POST_TIME[ms]: 12200, TOOLS_POST_CALL_APPLICATIONS: 46, TOOLS_POST_CALL_TIME[ms]: 133, TOOLS_POST_RETURN_APPLICATIONS: 39, TOOLS_POST_RETURN_TIME[ms]: 64, TOOLS_QUANTIFIERELIM_APPLICATIONS: 194, TOOLS_QUANTIFIERELIM_TIME[ms]: 12294, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12106, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 171, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 54, DOMAIN_JOIN_TIME[ms]: 6024, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 190, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 33, DOMAIN_ISBOTTOM_TIME[ms]: 171, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2857, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2856, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 39, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12704, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12703, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 364, DAG_COMPRESSION_RETAINED_NODES: 172 - UnprovableResult [Line: 269]: 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 552#(and (= |#t~string50.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string3.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string25.offset| 0) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (= |#t~string51.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 |#t~string53.offset|) (<= 0 |#t~string9.offset|) (<= 0 |#t~string15.offset|) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string3.offset|) (<= |#t~string25.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#t~string17.offset|) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= |#t~string55.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string7.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (= ~systemActive~0 1) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string50.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (<= |#t~string54.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 |#t~string25.offset|) (= |#t~string17.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...