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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:29:38,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:29:38,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:29:38,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:29:38,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:29:38,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:29:38,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:29:38,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:29:38,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:29:38,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:29:38,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:29:38,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:29:38,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:29:38,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:29:38,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:29:38,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:29:38,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:29:38,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:29:38,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:29:38,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:29:38,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:29:38,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:29:38,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:29:38,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:29:38,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:29:38,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:29:38,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:29:38,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:29:38,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:29:38,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:29:38,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:29:38,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:29:38,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:29:38,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:29:38,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:29:38,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:29:38,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:29:38,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:29:38,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:29:38,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:29:38,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:29:38,510 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 22:29:38,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:29:38,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:29:38,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:29:38,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:29:38,538 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:29:38,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:29:38,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:29:38,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:29:38,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:29:38,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:29:38,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:29:38,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:29:38,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:29:38,542 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:29:38,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:29:38,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:29:38,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:29:38,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:29:38,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:29:38,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:29:38,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:29:38,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:29:38,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:29:38,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:29:38,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:29:38,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:29:38,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:29:38,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:29:38,545 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:29:38,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:29:38,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:29:38,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:29:38,630 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:29:38,630 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:29:38,631 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c [2019-09-20 22:29:38,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e84592e55/c50e3f70f4854dbf92120c923038251f/FLAG59242fd49 [2019-09-20 22:29:39,264 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:29:39,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c [2019-09-20 22:29:39,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e84592e55/c50e3f70f4854dbf92120c923038251f/FLAG59242fd49 [2019-09-20 22:29:39,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e84592e55/c50e3f70f4854dbf92120c923038251f [2019-09-20 22:29:39,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:29:39,565 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:29:39,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:29:39,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:29:39,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:29:39,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:29:39" (1/1) ... [2019-09-20 22:29:39,573 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 10:29:39, skipping insertion in model container [2019-09-20 22:29:39,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:29:39" (1/1) ... [2019-09-20 22:29:39,578 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:29:39,620 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:29:40,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:29:40,017 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:29:40,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:29:40,138 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:29:40,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:29:40 WrapperNode [2019-09-20 22:29:40,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:29:40,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:29:40,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:29:40,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:29:40,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:29:40" (1/1) ... [2019-09-20 22:29:40,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:29:40" (1/1) ... [2019-09-20 22:29:40,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:29:40" (1/1) ... [2019-09-20 22:29:40,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:29:40" (1/1) ... [2019-09-20 22:29:40,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:29:40" (1/1) ... [2019-09-20 22:29:40,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:29:40" (1/1) ... [2019-09-20 22:29:40,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:29:40" (1/1) ... [2019-09-20 22:29:40,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:29:40,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:29:40,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:29:40,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:29:40,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:29:40" (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 22:29:40,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:29:40,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:29:40,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 22:29:40,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 22:29:40,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 22:29:40,315 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 22:29:40,316 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 22:29:40,316 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 22:29:40,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 22:29:40,316 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 22:29:40,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 22:29:40,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 22:29:40,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 22:29:40,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 22:29:40,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 22:29:40,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 22:29:40,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 22:29:40,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 22:29:40,321 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 22:29:40,321 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 22:29:40,321 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 22:29:40,321 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 22:29:40,321 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 22:29:40,322 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 22:29:40,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 22:29:40,322 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 22:29:40,322 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:29:40,322 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 22:29:40,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 22:29:40,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 22:29:40,323 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 22:29:40,323 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 22:29:40,323 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 22:29:40,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 22:29:40,324 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 22:29:40,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 22:29:40,324 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 22:29:40,324 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 22:29:40,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:29:40,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:29:40,325 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 22:29:40,325 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 22:29:40,325 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 22:29:40,325 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 22:29:40,325 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 22:29:40,325 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 22:29:40,326 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 22:29:40,327 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 22:29:40,327 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 22:29:40,327 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 22:29:40,327 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 22:29:40,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:29:40,328 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 22:29:40,328 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:29:40,329 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 22:29:40,329 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 22:29:40,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:29:40,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:29:40,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:29:40,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:29:40,330 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 22:29:40,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:29:40,330 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 22:29:40,331 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 22:29:40,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:29:40,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 22:29:40,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 22:29:40,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 22:29:40,331 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 22:29:40,331 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 22:29:40,332 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 22:29:40,332 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 22:29:40,332 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 22:29:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 22:29:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 22:29:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 22:29:40,334 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 22:29:40,334 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 22:29:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 22:29:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:29:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 22:29:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 22:29:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 22:29:40,336 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 22:29:40,336 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 22:29:40,336 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 22:29:40,336 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 22:29:40,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:29:40,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:29:40,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:29:41,960 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:29:41,961 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 22:29:41,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:29:41 BoogieIcfgContainer [2019-09-20 22:29:41,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:29:41,963 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:29:41,963 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:29:41,963 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:29:41,965 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:29:41" (1/1) ... [2019-09-20 22:29:41,965 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=AlwaysFluid [2019-09-20 22:29:41,990 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:29:41,990 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:29:42,002 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:29:42,011 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:29:42,012 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:30:06,381 WARN L191 SmtUtils]: Spent 14.44 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 22:30:08,074 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 22:30:12,120 WARN L191 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-20 22:30:13,873 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 22:30:15,665 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 22:30:15,683 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 13 for LOIs [2019-09-20 22:30:15,733 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 13 for LOIs [2019-09-20 22:30:15,737 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 13 for LOIs [2019-09-20 22:30:16,258 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 22:30:16,313 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 22:30:16,332 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-20 22:30:16,350 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-20 22:30:16,353 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:30:16,353 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:30:16,355 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 593#true [2019-09-20 22:30:16,373 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:30:16,374 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:30:16,378 INFO L168 Benchmark]: Toolchain (without parser) took 36811.37 ms. Allocated memory was 132.6 MB in the beginning and 431.5 MB in the end (delta: 298.8 MB). Free memory was 87.0 MB in the beginning and 156.1 MB in the end (delta: -69.1 MB). Peak memory consumption was 229.7 MB. Max. memory is 7.1 GB. [2019-09-20 22:30:16,379 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:30:16,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.83 ms. Allocated memory was 132.6 MB in the beginning and 198.2 MB in the end (delta: 65.5 MB). Free memory was 86.8 MB in the beginning and 163.4 MB in the end (delta: -76.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-20 22:30:16,385 INFO L168 Benchmark]: Boogie Preprocessor took 91.86 ms. Allocated memory is still 198.2 MB. Free memory was 163.4 MB in the beginning and 158.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-20 22:30:16,395 INFO L168 Benchmark]: RCFGBuilder took 1730.53 ms. Allocated memory was 198.2 MB in the beginning and 222.3 MB in the end (delta: 24.1 MB). Free memory was 158.7 MB in the beginning and 144.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. [2019-09-20 22:30:16,396 INFO L168 Benchmark]: Sifa took 34411.65 ms. Allocated memory was 222.3 MB in the beginning and 431.5 MB in the end (delta: 209.2 MB). Free memory was 144.0 MB in the beginning and 156.1 MB in the end (delta: -12.2 MB). Peak memory consumption was 197.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:30:16,404 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 573.83 ms. Allocated memory was 132.6 MB in the beginning and 198.2 MB in the end (delta: 65.5 MB). Free memory was 86.8 MB in the beginning and 163.4 MB in the end (delta: -76.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.86 ms. Allocated memory is still 198.2 MB. Free memory was 163.4 MB in the beginning and 158.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1730.53 ms. Allocated memory was 198.2 MB in the beginning and 222.3 MB in the end (delta: 24.1 MB). Free memory was 158.7 MB in the beginning and 144.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. * Sifa took 34411.65 ms. Allocated memory was 222.3 MB in the beginning and 431.5 MB in the end (delta: 209.2 MB). Free memory was 144.0 MB in the beginning and 156.1 MB in the end (delta: -12.2 MB). Peak memory consumption was 197.0 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]: 34366, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 197, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 131, TOOLS_POST_TIME[ms]: 30045, TOOLS_POST_CALL_APPLICATIONS: 57, TOOLS_POST_CALL_TIME[ms]: 67, TOOLS_POST_RETURN_APPLICATIONS: 48, TOOLS_POST_RETURN_TIME[ms]: 30, TOOLS_QUANTIFIERELIM_APPLICATIONS: 236, TOOLS_QUANTIFIERELIM_TIME[ms]: 30082, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30010, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 200, FLUID_YES_ANSWERS: 200, DOMAIN_JOIN_APPLICATIONS: 63, DOMAIN_JOIN_TIME[ms]: 3873, DOMAIN_ALPHA_APPLICATIONS: 200, DOMAIN_ALPHA_TIME[ms]: 206, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 26, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 421, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 420, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 48, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33864, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33862, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 23, DAG_COMPRESSION_PROCESSED_NODES: 335, DAG_COMPRESSION_RETAINED_NODES: 188 - UnprovableResult [Line: 73]: 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 593#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...