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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:36:30,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:36:30,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:36:30,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:36:30,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:36:30,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:36:30,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:36:30,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:36:30,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:36:30,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:36:30,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:36:30,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:36:30,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:36:30,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:36:30,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:36:30,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:36:30,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:36:30,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:36:30,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:36:30,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:36:30,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:36:30,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:36:30,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:36:30,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:36:30,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:36:30,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:36:30,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:36:30,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:36:30,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:36:30,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:36:30,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:36:30,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:36:30,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:36:30,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:36:30,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:36:30,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:36:30,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:36:30,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:36:30,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:36:30,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:36:30,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:36:30,577 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 [2019-09-17 10:36:30,592 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:36:30,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:36:30,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:36:30,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:36:30,594 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:36:30,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:36:30,594 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:36:30,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:36:30,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:36:30,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:36:30,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:36:30,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:36:30,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:36:30,596 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:36:30,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:36:30,596 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:36:30,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:36:30,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:36:30,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:36:30,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:36:30,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:36:30,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:36:30,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:36:30,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:36:30,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:36:30,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:36:30,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:36:30,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:36:30,599 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 10:36:30,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:36:30,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:36:30,665 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:36:30,666 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:36:30,669 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:36:30,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2019-09-17 10:36:30,741 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9407f4453/3e477a48514f4ca1a5c813cfda1e3239/FLAGd901f65f8 [2019-09-17 10:36:31,304 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:36:31,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2019-09-17 10:36:31,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9407f4453/3e477a48514f4ca1a5c813cfda1e3239/FLAGd901f65f8 [2019-09-17 10:36:31,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9407f4453/3e477a48514f4ca1a5c813cfda1e3239 [2019-09-17 10:36:31,574 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:36:31,576 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:36:31,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:36:31,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:36:31,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:36:31,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:36:31" (1/1) ... [2019-09-17 10:36:31,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc1d1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:36:31, skipping insertion in model container [2019-09-17 10:36:31,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:36:31" (1/1) ... [2019-09-17 10:36:31,592 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:36:31,642 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:36:32,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:36:32,125 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:36:32,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:36:32,296 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:36:32,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:36:32 WrapperNode [2019-09-17 10:36:32,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:36:32,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:36:32,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:36:32,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:36:32,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:36:32" (1/1) ... [2019-09-17 10:36:32,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:36:32" (1/1) ... [2019-09-17 10:36:32,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:36:32" (1/1) ... [2019-09-17 10:36:32,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:36:32" (1/1) ... [2019-09-17 10:36:32,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:36:32" (1/1) ... [2019-09-17 10:36:32,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:36:32" (1/1) ... [2019-09-17 10:36:32,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:36:32" (1/1) ... [2019-09-17 10:36:32,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:36:32,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:36:32,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:36:32,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:36:32,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:36:32" (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 [2019-09-17 10:36:32,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:36:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:36:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:36:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:36:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:36:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:36:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:36:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:36:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:36:32,479 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:36:32,479 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:36:32,480 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:36:32,480 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:36:32,480 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:36:32,480 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:36:32,480 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:36:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:36:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:36:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:36:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:36:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:36:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:36:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:36:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:36:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:36:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:36:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 10:36:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 10:36:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:36:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:36:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:36:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 10:36:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:36:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:36:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:36:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:36:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:36:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:36:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 10:36:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 10:36:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 10:36:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 10:36:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 10:36:32,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 10:36:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:36:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:36:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:36:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:36:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:36:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:36:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:36:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:36:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:36:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:36:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:36:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:36:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:36:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:36:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:36:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:36:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:36:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:36:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:36:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:36:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:36:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:36:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:36:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:36:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:36:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:36:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:36:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 10:36:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:36:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:36:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:36:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:36:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:36:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:36:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:36:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:36:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 10:36:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:36:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:36:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:36:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:36:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 10:36:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 10:36:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:36:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:36:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:36:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 10:36:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 10:36:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:36:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:36:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 10:36:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:36:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 10:36:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 10:36:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:36:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:36:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:36:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:36:34,122 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:36:34,122 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:36:34,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:36:34 BoogieIcfgContainer [2019-09-17 10:36:34,124 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:36:34,125 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:36:34,125 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:36:34,125 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:36:34,126 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:36:34" (1/1) ... [2019-09-17 10:36:34,127 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 [2019-09-17 10:36:34,153 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:36:34,153 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:36:34,163 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:36:34,173 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:36:34,175 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:36:58,372 WARN L191 SmtUtils]: Spent 14.69 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 10:37:00,066 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:37:03,740 WARN L191 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 10:37:04,043 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:37:04,055 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-17 10:37:04,113 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-17 10:37:04,128 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-17 10:37:05,144 WARN L191 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:37:06,108 WARN L191 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:37:07,108 WARN L191 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:37:08,087 WARN L191 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:37:08,460 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:37:09,587 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:09,978 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:37:10,342 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:37:11,709 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:12,725 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:13,088 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:13,490 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:37:14,559 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:15,635 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:16,005 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:16,353 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:16,722 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:17,871 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:18,880 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:19,240 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:19,620 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:37:20,709 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:21,766 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:22,137 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:22,489 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:22,843 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:23,213 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:37:24,289 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:24,658 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:37:25,027 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:37:26,137 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:27,156 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:27,516 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:27,895 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:37:28,947 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:30,005 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:30,363 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:30,716 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:31,067 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:32,099 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:33,116 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:33,469 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:33,862 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:37:34,925 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:35,976 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:36,325 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:36,681 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:37,026 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:37,032 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:37:37,035 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 109 for LOIs [2019-09-17 10:37:37,768 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 106 [2019-09-17 10:37:38,440 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 106 [2019-09-17 10:37:38,442 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 106 for LOIs [2019-09-17 10:37:38,448 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 107 for LOIs [2019-09-17 10:37:38,680 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 10:37:38,681 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:37:38,681 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:37:38,683 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 444#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= 0 |#t~string50.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)) [2019-09-17 10:37:38,695 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:37:38,695 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:37:38,697 INFO L168 Benchmark]: Toolchain (without parser) took 67120.72 ms. Allocated memory was 138.4 MB in the beginning and 654.3 MB in the end (delta: 515.9 MB). Free memory was 85.4 MB in the beginning and 258.6 MB in the end (delta: -173.2 MB). Peak memory consumption was 342.7 MB. Max. memory is 7.1 GB. [2019-09-17 10:37:38,698 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:37:38,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.29 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 85.2 MB in the beginning and 163.3 MB in the end (delta: -78.1 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-17 10:37:38,699 INFO L168 Benchmark]: Boogie Preprocessor took 88.10 ms. Allocated memory is still 198.2 MB. Free memory was 163.3 MB in the beginning and 158.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-17 10:37:38,700 INFO L168 Benchmark]: RCFGBuilder took 1738.27 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 158.9 MB in the beginning and 137.3 MB in the end (delta: 21.6 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. [2019-09-17 10:37:38,701 INFO L168 Benchmark]: Sifa took 64570.50 ms. Allocated memory was 220.2 MB in the beginning and 654.3 MB in the end (delta: 434.1 MB). Free memory was 135.9 MB in the beginning and 258.6 MB in the end (delta: -122.6 MB). Peak memory consumption was 311.5 MB. Max. memory is 7.1 GB. [2019-09-17 10:37:38,705 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.29 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 85.2 MB in the beginning and 163.3 MB in the end (delta: -78.1 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.10 ms. Allocated memory is still 198.2 MB. Free memory was 163.3 MB in the beginning and 158.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1738.27 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 158.9 MB in the beginning and 137.3 MB in the end (delta: 21.6 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. * Sifa took 64570.50 ms. Allocated memory was 220.2 MB in the beginning and 654.3 MB in the end (delta: 434.1 MB). Free memory was 135.9 MB in the beginning and 258.6 MB in the end (delta: -122.6 MB). Peak memory consumption was 311.5 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]: 64530, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 281, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 192, TOOLS_POST_TIME[ms]: 29574, TOOLS_POST_CALL_APPLICATIONS: 77, TOOLS_POST_CALL_TIME[ms]: 152, TOOLS_POST_RETURN_APPLICATIONS: 70, TOOLS_POST_RETURN_TIME[ms]: 67, TOOLS_QUANTIFIERELIM_APPLICATIONS: 338, TOOLS_QUANTIFIERELIM_TIME[ms]: 29686, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29489, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 285, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 101, DOMAIN_JOIN_TIME[ms]: 34370, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 56, DOMAIN_ISBOTTOM_TIME[ms]: 200, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 24504, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 24503, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 70, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30302, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30301, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 488, DAG_COMPRESSION_RETAINED_NODES: 271 - UnprovableResult [Line: 551]: 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 444#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= 0 |#t~string50.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...