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-fea9116 [2019-09-20 16:40:31,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:40:31,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:40:31,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:40:31,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:40:31,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:40:31,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:40:31,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:40:31,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:40:31,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:40:31,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:40:31,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:40:31,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:40:31,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:40:31,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:40:31,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:40:31,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:40:31,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:40:31,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:40:31,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:40:31,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:40:31,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:40:31,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:40:31,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:40:31,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:40:31,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:40:31,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:40:31,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:40:31,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:40:31,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:40:31,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:40:31,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:40:31,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:40:31,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:40:31,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:40:31,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:40:31,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:40:31,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:40:31,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:40:31,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:40:31,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:40:31,860 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 16:40:31,893 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:40:31,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:40:31,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:40:31,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:40:31,898 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:40:31,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:40:31,901 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:40:31,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:40:31,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:40:31,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:40:31,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:40:31,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:40:31,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:40:31,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:40:31,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:40:31,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:40:31,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:40:31,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:40:31,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:40:31,904 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:40:31,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:40:31,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:40:31,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:40:31,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:40:31,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:40:31,906 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:40:31,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:40:31,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:40:31,906 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 [2019-09-20 16:40:31,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:40:31,985 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:40:31,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:40:31,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:40:31,992 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:40:31,993 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2019-09-20 16:40:32,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d141f185/0698eb1c0b6b4afbbc98866882956d66/FLAGfad63d337 [2019-09-20 16:40:32,548 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:40:32,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2019-09-20 16:40:32,574 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d141f185/0698eb1c0b6b4afbbc98866882956d66/FLAGfad63d337 [2019-09-20 16:40:32,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d141f185/0698eb1c0b6b4afbbc98866882956d66 [2019-09-20 16:40:32,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:40:32,860 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:40:32,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:40:32,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:40:32,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:40:32,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:40:32" (1/1) ... [2019-09-20 16:40:32,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e4c7e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:40:32, skipping insertion in model container [2019-09-20 16:40:32,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:40:32" (1/1) ... [2019-09-20 16:40:32,877 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:40:32,933 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:40:33,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:40:33,362 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:40:33,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:40:33,530 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:40:33,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:40:33 WrapperNode [2019-09-20 16:40:33,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:40:33,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:40:33,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:40:33,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:40:33,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:40:33" (1/1) ... [2019-09-20 16:40:33,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:40:33" (1/1) ... [2019-09-20 16:40:33,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:40:33" (1/1) ... [2019-09-20 16:40:33,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:40:33" (1/1) ... [2019-09-20 16:40:33,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:40:33" (1/1) ... [2019-09-20 16:40:33,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:40:33" (1/1) ... [2019-09-20 16:40:33,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:40:33" (1/1) ... [2019-09-20 16:40:33,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:40:33,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:40:33,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:40:33,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:40:33,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:40:33" (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 16:40:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:40:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:40:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 16:40:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 16:40:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 16:40:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 16:40:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 16:40:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 16:40:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 16:40:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 16:40:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 16:40:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 16:40:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 16:40:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:40:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 16:40:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 16:40:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 16:40:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 16:40:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 16:40:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 16:40:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 16:40:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 16:40:33,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 16:40:33,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 16:40:33,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 16:40:33,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 16:40:33,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 16:40:33,693 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 16:40:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 16:40:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 16:40:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 16:40:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 16:40:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 16:40:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 16:40:33,695 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 16:40:33,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 16:40:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:40:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:40:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 16:40:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 16:40:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 16:40:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 16:40:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 16:40:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 16:40:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 16:40:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 16:40:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 16:40:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 16:40:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 16:40:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 16:40:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 16:40:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 16:40:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 16:40:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 16:40:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 16:40:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 16:40:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 16:40:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:40:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 16:40:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 16:40:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 16:40:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 16:40:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 16:40:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 16:40:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 16:40:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 16:40:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 16:40:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 16:40:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 16:40:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 16:40:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 16:40:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 16:40:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 16:40:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 16:40:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 16:40:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 16:40:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 16:40:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 16:40:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 16:40:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 16:40:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 16:40:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 16:40:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 16:40:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:40:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 16:40:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:40:35,313 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:40:35,313 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 16:40:35,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:40:35 BoogieIcfgContainer [2019-09-20 16:40:35,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:40:35,316 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:40:35,316 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:40:35,317 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:40:35,318 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:40:35" (1/1) ... [2019-09-20 16:40:35,318 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 [2019-09-20 16:40:35,350 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:40:35,350 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:40:35,366 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:40:35,378 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:40:35,380 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:40:58,612 WARN L191 SmtUtils]: Spent 13.60 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 16:41:00,164 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 16:41:04,191 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 16:41:04,498 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 16:41:04,508 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 115 for LOIs [2019-09-20 16:41:04,561 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 115 for LOIs [2019-09-20 16:41:04,573 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 115 for LOIs [2019-09-20 16:41:05,516 WARN L191 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-20 16:41:06,433 WARN L191 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-20 16:41:06,783 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:41:07,299 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:08,310 WARN L191 SmtUtils]: Spent 989.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 16:41:08,675 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:09,017 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:09,516 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:10,541 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 16:41:10,880 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:11,233 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:11,599 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:41:11,957 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:13,014 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 16:41:13,392 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:13,745 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:14,113 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:15,169 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 16:41:15,523 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:15,887 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:15,895 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 16:41:15,898 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 109 for LOIs [2019-09-20 16:41:16,168 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 16:41:16,169 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 109 for LOIs [2019-09-20 16:41:16,177 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 110 for LOIs [2019-09-20 16:41:16,450 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 16:41:16,450 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 16:41:16,451 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 16:41:16,454 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|)) [2019-09-20 16:41:16,469 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 16:41:16,470 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 16:41:16,472 INFO L168 Benchmark]: Toolchain (without parser) took 43610.98 ms. Allocated memory was 131.6 MB in the beginning and 556.3 MB in the end (delta: 424.7 MB). Free memory was 86.6 MB in the beginning and 154.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 357.2 MB. Max. memory is 7.1 GB. [2019-09-20 16:41:16,472 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 16:41:16,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.46 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.4 MB in the beginning and 164.5 MB in the end (delta: -78.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-20 16:41:16,474 INFO L168 Benchmark]: Boogie Preprocessor took 89.57 ms. Allocated memory is still 198.7 MB. Free memory was 164.5 MB in the beginning and 160.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 16:41:16,475 INFO L168 Benchmark]: RCFGBuilder took 1694.04 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 160.1 MB in the beginning and 148.9 MB in the end (delta: 11.2 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. [2019-09-20 16:41:16,476 INFO L168 Benchmark]: Sifa took 41154.04 ms. Allocated memory was 220.7 MB in the beginning and 556.3 MB in the end (delta: 335.5 MB). Free memory was 147.6 MB in the beginning and 154.0 MB in the end (delta: -6.5 MB). Peak memory consumption was 329.1 MB. Max. memory is 7.1 GB. [2019-09-20 16:41:16,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 669.46 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.4 MB in the beginning and 164.5 MB in the end (delta: -78.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.57 ms. Allocated memory is still 198.7 MB. Free memory was 164.5 MB in the beginning and 160.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1694.04 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 160.1 MB in the beginning and 148.9 MB in the end (delta: 11.2 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. * Sifa took 41154.04 ms. Allocated memory was 220.7 MB in the beginning and 556.3 MB in the end (delta: 335.5 MB). Free memory was 147.6 MB in the beginning and 154.0 MB in the end (delta: -6.5 MB). Peak memory consumption was 329.1 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]: 41104, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 170, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 113, TOOLS_POST_TIME[ms]: 28798, TOOLS_POST_CALL_APPLICATIONS: 49, TOOLS_POST_CALL_TIME[ms]: 151, TOOLS_POST_RETURN_APPLICATIONS: 42, TOOLS_POST_RETURN_TIME[ms]: 47, TOOLS_QUANTIFIERELIM_APPLICATIONS: 203, TOOLS_QUANTIFIERELIM_TIME[ms]: 28920, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28742, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 174, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 55, DOMAIN_JOIN_TIME[ms]: 11875, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 6, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 32, DOMAIN_ISBOTTOM_TIME[ms]: 74, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8741, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8740, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 42, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29336, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29335, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 30, 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...