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 IntervalDomain --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_spec5_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:30:55,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:30:55,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:30:55,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:30:55,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:30:55,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:30:55,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:30:55,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:30:55,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:30:55,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:30:55,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:30:55,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:30:55,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:30:55,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:30:55,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:30:55,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:30:55,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:30:55,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:30:55,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:30:55,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:30:55,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:30:55,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:30:55,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:30:55,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:30:55,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:30:55,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:30:55,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:30:55,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:30:55,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:30:55,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:30:55,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:30:55,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:30:55,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:30:55,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:30:55,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:30:55,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:30:55,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:30:55,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:30:55,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:30:55,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:30:55,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:30:55,898 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 [2019-09-17 10:30:55,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:30:55,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:30:55,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:30:55,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:30:55,914 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:30:55,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:30:55,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:30:55,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:30:55,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:30:55,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:30:55,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:30:55,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:30:55,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:30:55,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:30:55,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:30:55,916 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:30:55,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:30:55,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:30:55,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:30:55,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:30:55,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:30:55,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:30:55,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:30:55,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:30:55,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:30:55,918 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:30:55,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:30:55,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:30:55,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 [2019-09-17 10:30:55,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:30:55,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:30:55,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:30:55,977 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:30:55,977 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:30:55,978 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2019-09-17 10:30:56,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13cb29619/eb74840eab02488f8acec5909f3592be/FLAG996db4447 [2019-09-17 10:30:56,522 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:30:56,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2019-09-17 10:30:56,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13cb29619/eb74840eab02488f8acec5909f3592be/FLAG996db4447 [2019-09-17 10:30:56,861 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13cb29619/eb74840eab02488f8acec5909f3592be [2019-09-17 10:30:56,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:30:56,872 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:30:56,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:30:56,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:30:56,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:30:56,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:30:56" (1/1) ... [2019-09-17 10:30:56,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38efe2b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:30:56, skipping insertion in model container [2019-09-17 10:30:56,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:30:56" (1/1) ... [2019-09-17 10:30:56,887 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:30:56,946 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:30:57,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:30:57,408 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:30:57,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:30:57,530 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:30:57,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:30:57 WrapperNode [2019-09-17 10:30:57,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:30:57,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:30:57,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:30:57,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:30:57,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:30:57" (1/1) ... [2019-09-17 10:30:57,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:30:57" (1/1) ... [2019-09-17 10:30:57,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:30:57" (1/1) ... [2019-09-17 10:30:57,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:30:57" (1/1) ... [2019-09-17 10:30:57,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:30:57" (1/1) ... [2019-09-17 10:30:57,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:30:57" (1/1) ... [2019-09-17 10:30:57,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:30:57" (1/1) ... [2019-09-17 10:30:57,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:30:57,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:30:57,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:30:57,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:30:57,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:30:57" (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 [2019-09-17 10:30:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:30:57,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:30:57,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:30:57,664 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:30:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:30:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:30:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:30:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:30:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:30:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:30:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:30:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:30:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:30:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:30:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:30:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:30:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:30:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:30:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:30:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:30:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:30:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:30:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:30:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:30:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 10:30:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 10:30:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 10:30:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:30:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:30:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:30:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:30:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:30:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:30:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:30:57,670 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:30:57,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:30:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:30:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:30:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:30:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:30:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:30:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:30:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:30:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:30:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:30:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:30:57,671 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:30:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:30:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:30:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:30:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:30:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 10:30:57,672 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:30:57,673 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:30:57,673 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:30:57,673 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:30:57,673 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:30:57,673 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:30:57,673 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:30:57,673 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:30:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:30:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:30:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:30:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:30:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:30:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:30:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:30:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:30:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:30:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:30:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:30:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:30:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:30:57,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:30:57,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:30:57,676 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:30:57,676 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:30:57,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 10:30:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 10:30:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:30:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:30:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:30:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:30:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:30:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:30:57,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:30:59,150 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:30:59,150 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:30:59,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:30:59 BoogieIcfgContainer [2019-09-17 10:30:59,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:30:59,152 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:30:59,152 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:30:59,153 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:30:59,154 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:30:59" (1/1) ... [2019-09-17 10:30:59,154 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 [2019-09-17 10:30:59,180 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:30:59,180 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:30:59,190 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:30:59,198 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:30:59,200 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:31:21,439 WARN L191 SmtUtils]: Spent 12.39 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 10:31:23,161 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:31:27,022 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 10:31:27,292 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:31:27,310 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 115 for LOIs [2019-09-17 10:31:27,359 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 115 for LOIs [2019-09-17 10:31:27,373 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 115 for LOIs [2019-09-17 10:31:28,296 WARN L191 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 10:31:29,220 WARN L191 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 10:31:29,558 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:31:30,066 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:31,028 WARN L191 SmtUtils]: Spent 942.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:31:31,376 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:31,743 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:32,222 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:33,203 WARN L191 SmtUtils]: Spent 968.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:31:33,549 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:33,884 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:34,207 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:31:34,552 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:35,570 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:31:35,897 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:36,234 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:36,574 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:37,566 WARN L191 SmtUtils]: Spent 981.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 10:31:37,904 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:38,239 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:31:38,246 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:31:38,250 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 109 for LOIs [2019-09-17 10:31:38,507 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:31:38,508 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 109 for LOIs [2019-09-17 10:31:38,515 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 110 for LOIs [2019-09-17 10:31:38,774 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 10:31:38,775 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:31:38,775 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:31:38,777 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 263#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string35.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= |#t~string39.offset| 0) (<= |#t~string1.offset| 0) (<= ~pumpRunning~0 0) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string40.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (<= 0 |#t~string43.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)) [2019-09-17 10:31:38,791 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:31:38,792 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:31:38,793 INFO L168 Benchmark]: Toolchain (without parser) took 41921.04 ms. Allocated memory was 132.1 MB in the beginning and 589.3 MB in the end (delta: 457.2 MB). Free memory was 83.2 MB in the beginning and 75.7 MB in the end (delta: 7.4 MB). Peak memory consumption was 464.6 MB. Max. memory is 7.1 GB. [2019-09-17 10:31:38,794 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.1 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:31:38,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.36 ms. Allocated memory was 132.1 MB in the beginning and 196.6 MB in the end (delta: 64.5 MB). Free memory was 83.0 MB in the beginning and 163.2 MB in the end (delta: -80.2 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-09-17 10:31:38,796 INFO L168 Benchmark]: Boogie Preprocessor took 75.95 ms. Allocated memory is still 196.6 MB. Free memory was 163.2 MB in the beginning and 159.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-17 10:31:38,797 INFO L168 Benchmark]: RCFGBuilder took 1543.66 ms. Allocated memory was 196.6 MB in the beginning and 215.0 MB in the end (delta: 18.4 MB). Free memory was 159.3 MB in the beginning and 148.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 98.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:31:38,798 INFO L168 Benchmark]: Sifa took 39639.59 ms. Allocated memory was 215.0 MB in the beginning and 589.3 MB in the end (delta: 374.3 MB). Free memory was 148.5 MB in the beginning and 75.7 MB in the end (delta: 72.8 MB). Peak memory consumption was 447.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:31:38,801 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 132.1 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.36 ms. Allocated memory was 132.1 MB in the beginning and 196.6 MB in the end (delta: 64.5 MB). Free memory was 83.0 MB in the beginning and 163.2 MB in the end (delta: -80.2 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 75.95 ms. Allocated memory is still 196.6 MB. Free memory was 163.2 MB in the beginning and 159.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1543.66 ms. Allocated memory was 196.6 MB in the beginning and 215.0 MB in the end (delta: 18.4 MB). Free memory was 159.3 MB in the beginning and 148.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 98.1 MB. Max. memory is 7.1 GB. * Sifa took 39639.59 ms. Allocated memory was 215.0 MB in the beginning and 589.3 MB in the end (delta: 374.3 MB). Free memory was 148.5 MB in the beginning and 75.7 MB in the end (delta: 72.8 MB). Peak memory consumption was 447.1 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]: 39598, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 170, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 113, TOOLS_POST_TIME[ms]: 27815, TOOLS_POST_CALL_APPLICATIONS: 49, TOOLS_POST_CALL_TIME[ms]: 150, TOOLS_POST_RETURN_APPLICATIONS: 42, TOOLS_POST_RETURN_TIME[ms]: 48, TOOLS_QUANTIFIERELIM_APPLICATIONS: 203, TOOLS_QUANTIFIERELIM_TIME[ms]: 27939, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27764, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 174, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 55, DOMAIN_JOIN_TIME[ms]: 11358, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 7, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 32, DOMAIN_ISBOTTOM_TIME[ms]: 75, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8361, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8360, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 42, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 28323, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 28322, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 329, DAG_COMPRESSION_RETAINED_NODES: 166 - UnprovableResult [Line: 863]: 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 263#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string35.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= |#t~string39.offset| 0) (<= |#t~string1.offset| 0) (<= ~pumpRunning~0 0) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string40.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (<= 0 |#t~string43.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= 0 ~pumpRunning~0) (<= |#t~string43.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...