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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:42:49,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:42:49,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:42:49,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:42:49,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:42:49,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:42:49,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:42:49,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:42:49,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:42:49,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:42:49,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:42:49,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:42:49,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:42:49,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:42:49,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:42:49,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:42:49,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:42:49,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:42:49,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:42:49,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:42:49,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:42:49,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:42:49,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:42:49,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:42:49,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:42:49,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:42:49,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:42:49,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:42:49,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:42:49,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:42:49,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:42:49,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:42:49,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:42:49,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:42:49,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:42:49,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:42:49,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:42:49,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:42:49,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:42:49,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:42:49,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:42:49,468 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 [2019-09-25 15:42:49,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:42:49,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:42:49,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:42:49,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:42:49,484 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:42:49,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:42:49,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:42:49,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:42:49,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:42:49,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:42:49,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:42:49,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:42:49,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:42:49,485 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:42:49,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:42:49,486 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:42:49,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:42:49,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:42:49,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:42:49,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:42:49,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:42:49,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:42:49,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:42:49,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:42:49,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:42:49,488 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:42:49,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:42:49,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:42:49,488 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:42:49,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:42:49,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:42:49,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:42:49,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:42:49,533 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:42:49,534 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2019-09-25 15:42:49,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cce0e2603/81d911a1a65144658fb04eda8b51092d/FLAG0e721bfb4 [2019-09-25 15:42:50,040 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:42:50,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2019-09-25 15:42:50,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cce0e2603/81d911a1a65144658fb04eda8b51092d/FLAG0e721bfb4 [2019-09-25 15:42:50,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cce0e2603/81d911a1a65144658fb04eda8b51092d [2019-09-25 15:42:50,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:42:50,348 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:42:50,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:42:50,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:42:50,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:42:50,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:42:50" (1/1) ... [2019-09-25 15:42:50,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a3f083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:50, skipping insertion in model container [2019-09-25 15:42:50,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:42:50" (1/1) ... [2019-09-25 15:42:50,363 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:42:50,411 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:42:50,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:42:50,844 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:42:50,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:42:51,021 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:42:51,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:51 WrapperNode [2019-09-25 15:42:51,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:42:51,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:42:51,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:42:51,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:42:51,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:51" (1/1) ... [2019-09-25 15:42:51,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:51" (1/1) ... [2019-09-25 15:42:51,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:51" (1/1) ... [2019-09-25 15:42:51,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:51" (1/1) ... [2019-09-25 15:42:51,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:51" (1/1) ... [2019-09-25 15:42:51,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:51" (1/1) ... [2019-09-25 15:42:51,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:51" (1/1) ... [2019-09-25 15:42:51,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:42:51,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:42:51,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:42:51,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:42:51,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:51" (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 [2019-09-25 15:42:51,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:42:51,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:42:51,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:42:51,209 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:42:51,210 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:42:51,210 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:42:51,210 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:42:51,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:42:51,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:42:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:42:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:42:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:42:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:42:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:42:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:42:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:42:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:42:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:42:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:42:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:42:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 15:42:51,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 15:42:51,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:42:51,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:42:51,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:42:51,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:42:51,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:42:51,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:42:51,214 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:42:51,214 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:42:51,214 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:42:51,214 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:42:51,214 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:42:51,215 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:42:51,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:42:51,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:42:51,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:42:51,215 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:42:51,215 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:42:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:42:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:42:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:42:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:42:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:42:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:42:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:42:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 15:42:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:42:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:42:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:42:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:42:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:42:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:42:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:42:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:42:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:42:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:42:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:42:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:42:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:42:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 15:42:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:42:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:42:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:42:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:42:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:42:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:42:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:42:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:42:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:42:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:42:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:42:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:42:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:42:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:42:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:42:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:42:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:42:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:42:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:42:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:42:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:42:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:42:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:42:52,773 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:42:52,774 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:42:52,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:42:52 BoogieIcfgContainer [2019-09-25 15:42:52,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:42:52,776 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:42:52,776 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:42:52,777 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:42:52,778 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:42:52" (1/1) ... [2019-09-25 15:42:52,778 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-25 15:42:52,809 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:42:52,809 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:42:52,818 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:42:52,830 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:42:52,831 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:43:02,746 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 15:43:04,333 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:43:04,458 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:43:04,607 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:43:04,727 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:43:04,742 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 15:43:04,782 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 15:43:04,796 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 15:43:04,939 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 15:43:05,100 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 15:43:05,665 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-25 15:43:06,081 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-25 15:43:06,288 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 529 [2019-09-25 15:43:06,436 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 529 [2019-09-25 15:43:06,701 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-25 15:43:06,893 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-25 15:43:07,339 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-25 15:43:07,465 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-25 15:43:07,669 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-25 15:43:07,802 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 15:43:07,804 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 74 for LOIs [2019-09-25 15:43:07,820 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 71 for LOIs [2019-09-25 15:43:07,827 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-25 15:43:07,828 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:43:07,829 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:43:07,830 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 291#false [2019-09-25 15:43:07,837 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-25 15:43:07,837 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:43:07,839 INFO L168 Benchmark]: Toolchain (without parser) took 17491.06 ms. Allocated memory was 131.6 MB in the beginning and 432.5 MB in the end (delta: 300.9 MB). Free memory was 86.0 MB in the beginning and 200.5 MB in the end (delta: -114.5 MB). Peak memory consumption was 186.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:43:07,840 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:43:07,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.51 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 85.8 MB in the beginning and 164.6 MB in the end (delta: -78.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-25 15:43:07,842 INFO L168 Benchmark]: Boogie Preprocessor took 115.67 ms. Allocated memory is still 198.2 MB. Free memory was 164.6 MB in the beginning and 160.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:43:07,843 INFO L168 Benchmark]: RCFGBuilder took 1637.12 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 160.0 MB in the beginning and 148.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:43:07,843 INFO L168 Benchmark]: Sifa took 15061.23 ms. Allocated memory was 220.2 MB in the beginning and 432.5 MB in the end (delta: 212.3 MB). Free memory was 148.3 MB in the beginning and 200.5 MB in the end (delta: -52.3 MB). Peak memory consumption was 160.1 MB. Max. memory is 7.1 GB. [2019-09-25 15:43:07,847 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 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.51 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 85.8 MB in the beginning and 164.6 MB in the end (delta: -78.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.67 ms. Allocated memory is still 198.2 MB. Free memory was 164.6 MB in the beginning and 160.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1637.12 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 160.0 MB in the beginning and 148.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. * Sifa took 15061.23 ms. Allocated memory was 220.2 MB in the beginning and 432.5 MB in the end (delta: 212.3 MB). Free memory was 148.3 MB in the beginning and 200.5 MB in the end (delta: -52.3 MB). Peak memory consumption was 160.1 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]: 15022, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 123, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 84, TOOLS_POST_TIME[ms]: 11608, TOOLS_POST_CALL_APPLICATIONS: 33, TOOLS_POST_CALL_TIME[ms]: 100, TOOLS_POST_RETURN_APPLICATIONS: 26, TOOLS_POST_RETURN_TIME[ms]: 37, TOOLS_QUANTIFIERELIM_APPLICATIONS: 141, TOOLS_QUANTIFIERELIM_TIME[ms]: 11675, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11546, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 125, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 41, DOMAIN_JOIN_TIME[ms]: 3014, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 26, DOMAIN_ISBOTTOM_TIME[ms]: 120, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 379, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 378, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 26, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11875, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11874, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 27, DAG_COMPRESSION_PROCESSED_NODES: 363, DAG_COMPRESSION_RETAINED_NODES: 158 - PositiveResult [Line: 851]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...