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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 18:34:35,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 18:34:35,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 18:34:35,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 18:34:35,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 18:34:35,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 18:34:35,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 18:34:35,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 18:34:35,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 18:34:35,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 18:34:35,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 18:34:35,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 18:34:35,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 18:34:35,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 18:34:35,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 18:34:35,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 18:34:35,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 18:34:35,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 18:34:35,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 18:34:35,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 18:34:35,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 18:34:35,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 18:34:35,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 18:34:35,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 18:34:35,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 18:34:35,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 18:34:35,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 18:34:35,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 18:34:35,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 18:34:35,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 18:34:35,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 18:34:35,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 18:34:35,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 18:34:35,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 18:34:35,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 18:34:35,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 18:34:35,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 18:34:35,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 18:34:35,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 18:34:35,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 18:34:35,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 18:34:35,605 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 [2019-09-16 18:34:35,644 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 18:34:35,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 18:34:35,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 18:34:35,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 18:34:35,646 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 18:34:35,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 18:34:35,646 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 18:34:35,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 18:34:35,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 18:34:35,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 18:34:35,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 18:34:35,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 18:34:35,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 18:34:35,647 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 18:34:35,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 18:34:35,648 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 18:34:35,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 18:34:35,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 18:34:35,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 18:34:35,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 18:34:35,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 18:34:35,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 18:34:35,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 18:34:35,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 18:34:35,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 18:34:35,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 18:34:35,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 18:34:35,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 18:34:35,650 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_DDA [2019-09-16 18:34:35,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 18:34:35,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 18:34:35,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 18:34:35,705 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 18:34:35,706 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 18:34:35,706 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c [2019-09-16 18:34:35,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e746940c/25dde45f5afa4f7b9e3bb317c171eb05/FLAG1a11fb3df [2019-09-16 18:34:36,288 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 18:34:36,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c [2019-09-16 18:34:36,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e746940c/25dde45f5afa4f7b9e3bb317c171eb05/FLAG1a11fb3df [2019-09-16 18:34:36,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e746940c/25dde45f5afa4f7b9e3bb317c171eb05 [2019-09-16 18:34:36,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 18:34:36,611 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 18:34:36,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 18:34:36,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 18:34:36,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 18:34:36,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:34:36" (1/1) ... [2019-09-16 18:34:36,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc28577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:34:36, skipping insertion in model container [2019-09-16 18:34:36,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:34:36" (1/1) ... [2019-09-16 18:34:36,626 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 18:34:36,678 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 18:34:37,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:34:37,075 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 18:34:37,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:34:37,183 INFO L192 MainTranslator]: Completed translation [2019-09-16 18:34:37,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:34:37 WrapperNode [2019-09-16 18:34:37,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 18:34:37,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 18:34:37,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 18:34:37,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 18:34:37,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:34:37" (1/1) ... [2019-09-16 18:34:37,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:34:37" (1/1) ... [2019-09-16 18:34:37,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:34:37" (1/1) ... [2019-09-16 18:34:37,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:34:37" (1/1) ... [2019-09-16 18:34:37,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:34:37" (1/1) ... [2019-09-16 18:34:37,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:34:37" (1/1) ... [2019-09-16 18:34:37,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:34:37" (1/1) ... [2019-09-16 18:34:37,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 18:34:37,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 18:34:37,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 18:34:37,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 18:34:37,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:34:37" (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 [2019-09-16 18:34:37,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 18:34:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 18:34:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 18:34:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 18:34:37,392 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 18:34:37,393 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 18:34:37,393 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 18:34:37,394 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 18:34:37,394 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 18:34:37,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 18:34:37,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 18:34:37,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 18:34:37,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 18:34:37,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 18:34:37,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 18:34:37,397 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 18:34:37,400 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 18:34:37,400 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 18:34:37,400 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 18:34:37,400 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 18:34:37,400 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 18:34:37,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 18:34:37,401 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 18:34:37,401 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 18:34:37,401 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 18:34:37,401 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 18:34:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 18:34:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 18:34:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-16 18:34:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 18:34:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 18:34:37,403 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 18:34:37,403 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 18:34:37,403 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 18:34:37,403 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 18:34:37,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-16 18:34:37,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 18:34:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 18:34:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 18:34:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 18:34:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 18:34:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 18:34:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 18:34:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 18:34:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 18:34:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 18:34:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 18:34:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 18:34:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 18:34:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 18:34:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 18:34:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 18:34:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 18:34:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 18:34:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 18:34:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 18:34:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 18:34:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 18:34:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 18:34:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 18:34:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 18:34:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 18:34:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 18:34:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 18:34:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 18:34:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 18:34:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 18:34:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 18:34:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 18:34:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 18:34:37,411 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 18:34:37,411 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 18:34:37,411 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 18:34:37,412 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 18:34:37,412 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 18:34:37,412 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 18:34:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 18:34:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 18:34:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 18:34:37,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-16 18:34:37,415 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 18:34:37,415 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 18:34:37,415 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 18:34:37,415 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-16 18:34:37,416 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 18:34:37,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 18:34:37,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 18:34:37,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 18:34:39,084 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 18:34:39,084 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 18:34:39,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:34:39 BoogieIcfgContainer [2019-09-16 18:34:39,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 18:34:39,086 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 18:34:39,087 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 18:34:39,087 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 18:34:39,088 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:34:39" (1/1) ... [2019-09-16 18:34:39,089 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 18:34:39,111 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 18:34:39,111 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 18:34:39,120 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 18:34:39,129 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 18:34:39,131 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 18:34:59,446 WARN L191 SmtUtils]: Spent 12.16 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 18:35:01,207 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 18:35:05,089 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 18:35:06,869 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 18:35:08,677 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 18:35:08,694 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-16 18:35:08,767 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-16 18:35:08,774 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-16 18:35:19,966 WARN L191 SmtUtils]: Spent 11.03 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-16 18:35:25,425 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-16 18:35:36,339 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-16 18:35:41,673 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-16 18:35:52,435 WARN L191 SmtUtils]: Spent 10.76 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-16 18:35:57,824 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-16 18:36:15,642 WARN L191 SmtUtils]: Spent 17.76 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-16 18:36:24,531 WARN L191 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 18:36:57,257 WARN L191 SmtUtils]: Spent 32.59 s on a formula simplification. DAG size of input: 478 DAG size of output: 478 [2019-09-16 18:37:13,443 WARN L191 SmtUtils]: Spent 16.18 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-16 18:37:32,080 WARN L191 SmtUtils]: Spent 18.01 s on a formula simplification. DAG size of input: 474 DAG size of output: 465 [2019-09-16 18:37:40,972 WARN L191 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 18:37:52,156 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 462 DAG size of output: 456 [2019-09-16 18:37:57,665 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-16 18:38:22,068 WARN L191 SmtUtils]: Spent 24.40 s on a formula simplification. DAG size of input: 471 DAG size of output: 470 [2019-09-16 18:38:34,153 WARN L191 SmtUtils]: Spent 12.08 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-16 18:39:12,005 WARN L191 SmtUtils]: Spent 37.85 s on a formula simplification. DAG size of input: 475 DAG size of output: 470 [2019-09-16 18:39:24,289 WARN L191 SmtUtils]: Spent 12.28 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-16 18:39:43,519 WARN L191 SmtUtils]: Spent 19.20 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 18:39:43,837 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-16 18:39:44,071 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-16 18:39:44,274 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-16 18:40:02,445 WARN L191 SmtUtils]: Spent 17.72 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-16 18:40:11,355 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 18:40:43,196 WARN L191 SmtUtils]: Spent 31.78 s on a formula simplification. DAG size of input: 478 DAG size of output: 478 [2019-09-16 18:40:59,007 WARN L191 SmtUtils]: Spent 15.81 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-16 18:41:16,982 WARN L191 SmtUtils]: Spent 17.89 s on a formula simplification. DAG size of input: 474 DAG size of output: 465 [2019-09-16 18:41:25,838 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 18:41:36,987 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 461 DAG size of output: 456 [2019-09-16 18:41:42,465 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-16 18:42:20,159 WARN L191 SmtUtils]: Spent 37.69 s on a formula simplification. DAG size of input: 471 DAG size of output: 470 [2019-09-16 18:42:32,537 WARN L191 SmtUtils]: Spent 12.38 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-16 18:43:09,165 WARN L191 SmtUtils]: Spent 36.63 s on a formula simplification. DAG size of input: 474 DAG size of output: 470 [2019-09-16 18:43:21,319 WARN L191 SmtUtils]: Spent 12.15 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-16 18:43:40,558 WARN L191 SmtUtils]: Spent 19.21 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 18:43:40,750 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-16 18:43:41,039 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-16 18:43:41,310 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-16 18:43:59,277 WARN L191 SmtUtils]: Spent 17.82 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-16 18:44:08,197 WARN L191 SmtUtils]: Spent 8.92 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 18:44:39,958 WARN L191 SmtUtils]: Spent 31.72 s on a formula simplification. DAG size of input: 478 DAG size of output: 478 [2019-09-16 18:44:55,751 WARN L191 SmtUtils]: Spent 15.79 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-16 18:45:22,934 WARN L191 SmtUtils]: Spent 27.08 s on a formula simplification. DAG size of input: 474 DAG size of output: 465 [2019-09-16 18:45:31,846 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 18:45:42,864 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 462 DAG size of output: 456 [2019-09-16 18:45:48,341 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-16 18:46:24,918 WARN L191 SmtUtils]: Spent 36.57 s on a formula simplification. DAG size of input: 471 DAG size of output: 470 [2019-09-16 18:46:37,064 WARN L191 SmtUtils]: Spent 12.15 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-16 18:47:01,525 WARN L191 SmtUtils]: Spent 24.46 s on a formula simplification. DAG size of input: 475 DAG size of output: 470 [2019-09-16 18:47:13,634 WARN L191 SmtUtils]: Spent 12.11 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-16 18:47:32,830 WARN L191 SmtUtils]: Spent 19.16 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 18:47:33,225 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-16 18:47:33,424 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-16 18:47:33,541 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 23 for LOIs [2019-09-16 18:47:33,971 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-16 18:47:34,061 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-16 18:47:34,164 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-16 18:47:34,167 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-16 18:47:34,186 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 18:47:34,186 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 18:47:34,188 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 510#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-16 18:47:34,200 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 18:47:34,200 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 18:47:34,202 INFO L168 Benchmark]: Toolchain (without parser) took 777591.41 ms. Allocated memory was 132.1 MB in the beginning and 147.3 MB in the end (delta: 15.2 MB). Free memory was 86.5 MB in the beginning and 57.4 MB in the end (delta: 29.1 MB). Peak memory consumption was 44.3 MB. Max. memory is 7.1 GB. [2019-09-16 18:47:34,203 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 18:47:34,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.40 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.3 MB in the beginning and 165.6 MB in the end (delta: -79.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-09-16 18:47:34,205 INFO L168 Benchmark]: Boogie Preprocessor took 129.20 ms. Allocated memory is still 199.8 MB. Free memory was 165.6 MB in the beginning and 161.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-16 18:47:34,206 INFO L168 Benchmark]: RCFGBuilder took 1772.27 ms. Allocated memory was 199.8 MB in the beginning and 222.8 MB in the end (delta: 23.1 MB). Free memory was 161.5 MB in the beginning and 151.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. [2019-09-16 18:47:34,207 INFO L168 Benchmark]: Sifa took 775113.90 ms. Allocated memory was 222.8 MB in the beginning and 147.3 MB in the end (delta: -75.5 MB). Free memory was 151.0 MB in the beginning and 57.4 MB in the end (delta: 93.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 7.1 GB. [2019-09-16 18:47:34,211 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 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 572.40 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.3 MB in the beginning and 165.6 MB in the end (delta: -79.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.20 ms. Allocated memory is still 199.8 MB. Free memory was 165.6 MB in the beginning and 161.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1772.27 ms. Allocated memory was 199.8 MB in the beginning and 222.8 MB in the end (delta: 23.1 MB). Free memory was 161.5 MB in the beginning and 151.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. * Sifa took 775113.90 ms. Allocated memory was 222.8 MB in the beginning and 147.3 MB in the end (delta: -75.5 MB). Free memory was 151.0 MB in the beginning and 57.4 MB in the end (delta: 93.6 MB). Peak memory consumption was 18.1 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]: 775077, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 261, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 169, TOOLS_POST_TIME[ms]: 26048, TOOLS_POST_CALL_APPLICATIONS: 76, TOOLS_POST_CALL_TIME[ms]: 294, TOOLS_POST_RETURN_APPLICATIONS: 67, TOOLS_POST_RETURN_TIME[ms]: 191, TOOLS_QUANTIFIERELIM_APPLICATIONS: 312, TOOLS_QUANTIFIERELIM_TIME[ms]: 26391, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25882, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 270, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 84, DOMAIN_JOIN_TIME[ms]: 689959, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 57826, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 91, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 518, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 615588, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 615587, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 67, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30191, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30190, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 386, DAG_COMPRESSION_RETAINED_NODES: 203 - UnprovableResult [Line: 890]: 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 510#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...