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_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:47:31,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:47:31,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:47:31,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:47:31,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:47:31,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:47:31,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:47:31,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:47:31,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:47:31,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:47:31,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:47:31,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:47:31,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:47:31,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:47:31,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:47:31,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:47:31,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:47:31,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:47:31,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:47:31,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:47:31,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:47:31,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:47:31,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:47:31,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:47:31,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:47:31,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:47:31,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:47:31,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:47:31,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:47:31,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:47:31,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:47:31,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:47:31,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:47:31,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:47:31,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:47:31,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:47:31,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:47:31,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:47:31,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:47:31,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:47:31,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:47:31,423 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 15:47:31,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:47:31,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:47:31,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:47:31,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:47:31,438 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:47:31,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:47:31,439 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:47:31,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:47:31,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:47:31,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:47:31,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:47:31,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:47:31,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:47:31,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:47:31,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:47:31,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:47:31,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:47:31,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:47:31,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:47:31,441 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:47:31,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:47:31,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:47:31,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:47:31,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:47:31,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:47:31,442 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:47:31,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:47:31,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:47:31,443 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 15:47:31,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:47:31,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:47:31,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:47:31,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:47:31,501 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:47:31,501 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2019-09-20 15:47:31,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e38ae487/7d1d20ad15dd429a94af560efc6dede6/FLAG25e5c84c8 [2019-09-20 15:47:32,005 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:47:32,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2019-09-20 15:47:32,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e38ae487/7d1d20ad15dd429a94af560efc6dede6/FLAG25e5c84c8 [2019-09-20 15:47:32,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e38ae487/7d1d20ad15dd429a94af560efc6dede6 [2019-09-20 15:47:32,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:47:32,381 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:47:32,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:47:32,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:47:32,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:47:32,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:47:32" (1/1) ... [2019-09-20 15:47:32,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:32, skipping insertion in model container [2019-09-20 15:47:32,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:47:32" (1/1) ... [2019-09-20 15:47:32,394 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:47:32,436 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:47:32,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:47:32,871 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:47:32,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:47:32,979 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:47:32,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:32 WrapperNode [2019-09-20 15:47:32,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:47:32,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:47:32,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:47:32,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:47:32,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:32" (1/1) ... [2019-09-20 15:47:32,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:32" (1/1) ... [2019-09-20 15:47:33,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:32" (1/1) ... [2019-09-20 15:47:33,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:32" (1/1) ... [2019-09-20 15:47:33,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:32" (1/1) ... [2019-09-20 15:47:33,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:32" (1/1) ... [2019-09-20 15:47:33,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:32" (1/1) ... [2019-09-20 15:47:33,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:47:33,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:47:33,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:47:33,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:47:33,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:32" (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 [2019-09-20 15:47:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:47:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:47:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:47:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:47:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:47:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:47:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 15:47:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:47:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:47:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:47:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:47:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:47:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:47:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:47:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:47:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:47:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:47:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:47:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:47:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:47:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:47:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:47:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:47:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:47:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:47:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:47:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:47:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:47:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:47:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:47:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:47:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:47:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:47:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:47:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:47:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:47:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:47:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:47:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:47:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:47:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:47:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:47:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:47:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:47:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:47:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:47:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:47:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:47:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:47:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:47:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:47:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:47:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:47:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:47:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:47:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:47:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 15:47:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:47:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:47:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:47:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:47:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:47:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:47:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:47:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:47:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:47:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:47:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:47:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:47:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:47:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:47:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:47:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:47:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:47:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:47:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:47:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:47:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:47:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:47:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:47:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:47:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:47:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:47:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:47:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:47:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:47:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:47:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:47:34,746 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:47:34,746 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:47:34,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:47:34 BoogieIcfgContainer [2019-09-20 15:47:34,748 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:47:34,748 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:47:34,748 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:47:34,749 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:47:34,750 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:47:34" (1/1) ... [2019-09-20 15:47:34,751 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 15:47:34,779 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:47:34,779 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:47:34,790 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:47:34,802 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:47:34,803 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:47:43,411 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:47:45,109 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:47:45,241 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:47:45,369 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:47:45,480 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:47:45,497 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:47:45,558 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:47:45,564 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:47:46,100 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-20 15:47:46,462 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-20 15:47:46,857 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:47:47,155 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:47:47,426 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:47:47,623 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:47:48,028 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:47:48,376 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:47:48,846 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:47:49,063 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-09-20 15:47:49,170 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-09-20 15:47:49,487 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:47:49,747 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:47:50,029 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:47:50,261 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:47:50,458 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:47:50,631 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:47:50,922 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-20 15:47:51,200 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:47:51,578 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:47:51,957 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:47:52,366 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 537 [2019-09-20 15:47:52,523 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:47:52,778 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:47:53,306 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 52 [2019-09-20 15:47:53,784 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 512 [2019-09-20 15:47:54,045 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 526 [2019-09-20 15:47:54,332 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:47:54,495 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:47:54,632 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:47:55,811 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 526 [2019-09-20 15:47:55,966 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:47:56,405 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 543 [2019-09-20 15:47:56,842 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:47:57,057 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 510 [2019-09-20 15:47:57,221 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:47:57,395 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 519 [2019-09-20 15:47:57,566 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:47:58,205 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:47:58,266 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 3 for LOIs [2019-09-20 15:47:58,306 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-20 15:47:58,317 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 12 for LOIs [2019-09-20 15:47:58,321 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 24 for LOIs [2019-09-20 15:47:58,324 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:47:58,324 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:47:58,326 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1113#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-20 15:47:58,343 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:47:58,343 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:47:58,345 INFO L168 Benchmark]: Toolchain (without parser) took 25964.03 ms. Allocated memory was 131.6 MB in the beginning and 844.1 MB in the end (delta: 712.5 MB). Free memory was 85.0 MB in the beginning and 452.2 MB in the end (delta: -367.2 MB). Peak memory consumption was 345.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:47:58,346 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.6 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. [2019-09-20 15:47:58,348 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.53 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 84.8 MB in the beginning and 163.9 MB in the end (delta: -79.1 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:47:58,349 INFO L168 Benchmark]: Boogie Preprocessor took 122.56 ms. Allocated memory is still 198.7 MB. Free memory was 163.9 MB in the beginning and 160.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:47:58,350 INFO L168 Benchmark]: RCFGBuilder took 1644.75 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 160.1 MB in the beginning and 149.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:47:58,351 INFO L168 Benchmark]: Sifa took 23594.92 ms. Allocated memory was 220.2 MB in the beginning and 844.1 MB in the end (delta: 623.9 MB). Free memory was 149.8 MB in the beginning and 452.2 MB in the end (delta: -302.4 MB). Peak memory consumption was 321.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:47:58,357 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.6 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 598.53 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 84.8 MB in the beginning and 163.9 MB in the end (delta: -79.1 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.56 ms. Allocated memory is still 198.7 MB. Free memory was 163.9 MB in the beginning and 160.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1644.75 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 160.1 MB in the beginning and 149.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. * Sifa took 23594.92 ms. Allocated memory was 220.2 MB in the beginning and 844.1 MB in the end (delta: 623.9 MB). Free memory was 149.8 MB in the beginning and 452.2 MB in the end (delta: -302.4 MB). Peak memory consumption was 321.5 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]: 23548, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 492, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 352, TOOLS_POST_TIME[ms]: 10525, TOOLS_POST_CALL_APPLICATIONS: 118, TOOLS_POST_CALL_TIME[ms]: 330, TOOLS_POST_RETURN_APPLICATIONS: 109, TOOLS_POST_RETURN_TIME[ms]: 153, TOOLS_QUANTIFIERELIM_APPLICATIONS: 579, TOOLS_QUANTIFIERELIM_TIME[ms]: 10843, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10355, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 510, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 218, DOMAIN_JOIN_TIME[ms]: 11714, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 237, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 52, DOMAIN_ISBOTTOM_APPLICATIONS: 109, DOMAIN_ISBOTTOM_TIME[ms]: 313, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7726, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7725, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 109, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10739, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10736, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 61, DAG_COMPRESSION_PROCESSED_NODES: 1569, DAG_COMPRESSION_RETAINED_NODES: 315 - UnprovableResult [Line: 275]: 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 1113#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...