java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:47:17,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:47:17,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:47:17,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:47:17,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:47:17,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:47:17,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:47:17,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:47:17,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:47:17,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:47:17,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:47:17,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:47:17,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:47:17,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:47:17,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:47:17,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:47:17,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:47:17,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:47:17,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:47:17,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:47:17,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:47:17,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:47:17,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:47:17,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:47:17,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:47:17,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:47:17,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:47:17,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:47:17,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:47:17,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:47:17,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:47:17,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:47:17,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:47:17,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:47:17,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:47:17,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:47:17,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:47:17,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:47:17,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:47:17,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:47:17,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:47:17,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:47:17,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:47:17,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:47:17,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:47:17,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:47:17,419 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:47:17,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:47:17,420 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:47:17,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:47:17,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:47:17,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:47:17,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:47:17,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:47:17,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:47:17,423 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:47:17,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:47:17,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:47:17,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:47:17,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:47:17,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:47:17,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:47:17,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:47:17,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:47:17,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:47:17,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:47:17,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:47:17,425 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:47:17,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:47:17,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:47:17,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> 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_QUICK [2019-09-20 15:47:17,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:47:17,511 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:47:17,515 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:47:17,517 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:47:17,517 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:47:17,518 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2019-09-20 15:47:17,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/417357abd/9267e1c008034d7b92d70267a01b5fde/FLAG0d36f02d1 [2019-09-20 15:47:18,127 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:47:18,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2019-09-20 15:47:18,148 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/417357abd/9267e1c008034d7b92d70267a01b5fde/FLAG0d36f02d1 [2019-09-20 15:47:18,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/417357abd/9267e1c008034d7b92d70267a01b5fde [2019-09-20 15:47:18,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:47:18,425 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:47:18,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:47:18,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:47:18,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:47:18,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:47:18" (1/1) ... [2019-09-20 15:47:18,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56745d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:18, skipping insertion in model container [2019-09-20 15:47:18,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:47:18" (1/1) ... [2019-09-20 15:47:18,443 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:47:18,485 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:47:18,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:47:18,951 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:47:19,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:47:19,111 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:47:19,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:19 WrapperNode [2019-09-20 15:47:19,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:47:19,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:47:19,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:47:19,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:47:19,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:19" (1/1) ... [2019-09-20 15:47:19,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:19" (1/1) ... [2019-09-20 15:47:19,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:19" (1/1) ... [2019-09-20 15:47:19,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:19" (1/1) ... [2019-09-20 15:47:19,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:19" (1/1) ... [2019-09-20 15:47:19,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:19" (1/1) ... [2019-09-20 15:47:19,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:19" (1/1) ... [2019-09-20 15:47:19,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:47:19,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:47:19,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:47:19,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:47:19,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:47:19,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:47:19,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:47:19,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:47:19,286 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:47:19,286 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:47:19,287 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:47:19,287 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:47:19,287 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:47:19,287 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:47:19,287 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:47:19,287 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:47:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:47:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:47:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:47:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:47:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:47:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:47:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:47:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:47:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:47:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:47:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:47:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:47:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:47:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:47:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:47:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:47:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:47:19,291 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:47:19,291 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:47:19,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:47:19,291 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:47:19,291 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:47:19,291 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:47:19,292 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:47:19,292 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:47:19,292 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:47:19,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:47:19,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:47:19,292 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:47:19,292 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:47:19,293 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:47:19,293 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:47:19,293 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:47:19,293 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:47:19,293 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:47:19,293 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:47:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:47:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:47:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:47:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:47:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:47:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:47:19,294 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:47:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:47:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:47:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:47:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:47:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:47:19,295 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:47:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:47:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:47:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:47:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:47:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:47:19,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:47:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:47:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:47:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:47:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:47:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:47:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:47:19,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:47:19,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:47:19,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:47:19,298 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:47:19,298 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:47:19,298 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:47:19,298 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:47:19,299 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:47:19,299 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:47:19,299 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:47:19,299 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:47:19,299 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:47:19,299 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:47:19,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:47:19,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:47:19,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:47:20,711 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:47:20,711 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:47:20,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:47:20 BoogieIcfgContainer [2019-09-20 15:47:20,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:47:20,713 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:47:20,714 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:47:20,714 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:47:20,715 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:47:20" (1/1) ... [2019-09-20 15:47:20,716 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:47:20,741 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:47:20,742 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:47:20,752 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:47:20,764 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:47:20,765 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:47:31,999 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:47:33,726 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:47:33,875 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:47:34,044 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:47:34,170 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:47:34,193 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:47:34,257 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:47:34,264 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:47:34,792 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-20 15:47:35,188 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-20 15:47:35,549 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:47:35,778 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:47:36,022 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:47:36,223 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:47:36,694 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:47:37,050 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:47:37,563 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:47:37,838 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2019-09-20 15:47:39,091 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 15:47:39,135 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:47:39,145 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-20 15:47:39,148 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-20 15:47:39,150 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:47:39,150 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:47:39,152 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1194#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-20 15:47:39,165 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:47:39,166 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:47:39,168 INFO L168 Benchmark]: Toolchain (without parser) took 20742.59 ms. Allocated memory was 130.5 MB in the beginning and 579.3 MB in the end (delta: 448.8 MB). Free memory was 85.0 MB in the beginning and 184.3 MB in the end (delta: -99.3 MB). Peak memory consumption was 349.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:47:39,169 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:47:39,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.23 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 84.8 MB in the beginning and 163.6 MB in the end (delta: -78.8 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:47:39,171 INFO L168 Benchmark]: Boogie Preprocessor took 106.57 ms. Allocated memory is still 198.7 MB. Free memory was 163.6 MB in the beginning and 159.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:47:39,172 INFO L168 Benchmark]: RCFGBuilder took 1493.17 ms. Allocated memory was 198.7 MB in the beginning and 217.6 MB in the end (delta: 18.9 MB). Free memory was 159.1 MB in the beginning and 148.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 95.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:47:39,173 INFO L168 Benchmark]: Sifa took 18452.41 ms. Allocated memory was 217.6 MB in the beginning and 579.3 MB in the end (delta: 361.8 MB). Free memory was 148.4 MB in the beginning and 184.3 MB in the end (delta: -35.9 MB). Peak memory consumption was 325.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:47:39,177 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 130.5 MB. Free memory was 104.7 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.23 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 84.8 MB in the beginning and 163.6 MB in the end (delta: -78.8 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.57 ms. Allocated memory is still 198.7 MB. Free memory was 163.6 MB in the beginning and 159.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1493.17 ms. Allocated memory was 198.7 MB in the beginning and 217.6 MB in the end (delta: 18.9 MB). Free memory was 159.1 MB in the beginning and 148.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 95.2 MB. Max. memory is 7.1 GB. * Sifa took 18452.41 ms. Allocated memory was 217.6 MB in the beginning and 579.3 MB in the end (delta: 361.8 MB). Free memory was 148.4 MB in the beginning and 184.3 MB in the end (delta: -35.9 MB). Peak memory consumption was 325.8 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]: 18411, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 510, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 363, TOOLS_POST_TIME[ms]: 13147, TOOLS_POST_CALL_APPLICATIONS: 125, TOOLS_POST_CALL_TIME[ms]: 228, TOOLS_POST_RETURN_APPLICATIONS: 116, TOOLS_POST_RETURN_TIME[ms]: 130, TOOLS_QUANTIFIERELIM_APPLICATIONS: 604, TOOLS_QUANTIFIERELIM_TIME[ms]: 13344, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13029, FLUID_QUERY_TIME[ms]: 21, FLUID_QUERIES: 528, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 223, DOMAIN_JOIN_TIME[ms]: 4289, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 141, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 30, DOMAIN_ISBOTTOM_APPLICATIONS: 112, DOMAIN_ISBOTTOM_TIME[ms]: 221, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4334, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4334, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 116, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13513, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13510, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 57, DAG_COMPRESSION_PROCESSED_NODES: 1607, DAG_COMPRESSION_RETAINED_NODES: 332 - UnprovableResult [Line: 687]: 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 1194#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...