java -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/CToToChcInline.xml -s ../../../trunk/examples/settings//default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --chcprinter.save.file.in.source.directory true --chcprinter.use.automatic.naming true -i /storage/repos/svcomp/c/product-lines/elevator_spec1_product31_true-unreach-call_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13656f4 [2019-03-17 12:28:45,882 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-17 12:28:45,884 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-17 12:28:45,901 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-17 12:28:45,902 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-17 12:28:45,903 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-17 12:28:45,905 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-17 12:28:45,907 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-17 12:28:45,910 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-17 12:28:45,911 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-17 12:28:45,913 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-17 12:28:45,913 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-17 12:28:45,915 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-17 12:28:45,916 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-17 12:28:45,919 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-17 12:28:45,925 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-17 12:28:45,926 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-17 12:28:45,930 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-17 12:28:45,934 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-17 12:28:45,937 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-17 12:28:45,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-17 12:28:45,943 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-17 12:28:45,945 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-17 12:28:45,945 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-17 12:28:45,945 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-17 12:28:45,948 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-17 12:28:45,949 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-17 12:28:45,949 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-17 12:28:45,950 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-17 12:28:45,950 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-17 12:28:45,953 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-17 12:28:45,954 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-17 12:28:45,955 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-17 12:28:45,956 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-17 12:28:45,956 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-17 12:28:45,957 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-17 12:28:45,957 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-17 12:28:45,958 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-17 12:28:45,959 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-17 12:28:45,960 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-03-17 12:28:45,985 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-17 12:28:45,985 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-17 12:28:45,986 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-17 12:28:45,986 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-17 12:28:45,986 INFO L133 SettingsManager]: * Use SBE=true [2019-03-17 12:28:45,987 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-17 12:28:45,987 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-17 12:28:45,987 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-17 12:28:45,987 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-17 12:28:45,987 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-17 12:28:45,988 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-17 12:28:45,988 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-17 12:28:45,988 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-17 12:28:45,988 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-17 12:28:45,988 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-17 12:28:45,988 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-17 12:28:45,990 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-17 12:28:45,990 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-17 12:28:45,990 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-17 12:28:45,990 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-17 12:28:45,991 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-17 12:28:45,991 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-17 12:28:45,991 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-17 12:28:45,991 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-17 12:28:45,991 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-17 12:28:45,992 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-17 12:28:45,992 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-17 12:28:45,992 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-17 12:28:45,993 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Save file in source directory -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Use automatic naming -> true [2019-03-17 12:28:46,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-17 12:28:46,040 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-17 12:28:46,044 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-17 12:28:46,046 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-17 12:28:46,046 INFO L276 PluginConnector]: CDTParser initialized [2019-03-17 12:28:46,047 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/elevator_spec1_product31_true-unreach-call_true-termination.cil.c [2019-03-17 12:28:46,096 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/671fdf2fc/37ba2ba785db4c96845dc301391097b7/FLAG1ce20f4c0 [2019-03-17 12:28:46,718 INFO L307 CDTParser]: Found 1 translation units. [2019-03-17 12:28:46,718 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/elevator_spec1_product31_true-unreach-call_true-termination.cil.c [2019-03-17 12:28:46,742 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/671fdf2fc/37ba2ba785db4c96845dc301391097b7/FLAG1ce20f4c0 [2019-03-17 12:28:46,899 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/671fdf2fc/37ba2ba785db4c96845dc301391097b7 [2019-03-17 12:28:46,910 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-17 12:28:46,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-17 12:28:46,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-17 12:28:46,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-17 12:28:46,916 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-17 12:28:46,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:28:46" (1/1) ... [2019-03-17 12:28:46,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b93763e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:46, skipping insertion in model container [2019-03-17 12:28:46,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:28:46" (1/1) ... [2019-03-17 12:28:46,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-17 12:28:47,027 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-17 12:28:47,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 12:28:47,780 INFO L191 MainTranslator]: Completed pre-run [2019-03-17 12:28:47,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 12:28:47,993 INFO L195 MainTranslator]: Completed translation [2019-03-17 12:28:47,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47 WrapperNode [2019-03-17 12:28:47,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-17 12:28:47,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-17 12:28:47,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-17 12:28:47,995 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-17 12:28:48,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47" (1/1) ... [2019-03-17 12:28:48,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47" (1/1) ... [2019-03-17 12:28:48,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-17 12:28:48,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-17 12:28:48,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-17 12:28:48,250 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-17 12:28:48,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47" (1/1) ... [2019-03-17 12:28:48,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47" (1/1) ... [2019-03-17 12:28:48,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47" (1/1) ... [2019-03-17 12:28:48,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47" (1/1) ... [2019-03-17 12:28:48,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47" (1/1) ... [2019-03-17 12:28:48,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47" (1/1) ... [2019-03-17 12:28:48,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47" (1/1) ... [2019-03-17 12:28:48,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-17 12:28:48,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-17 12:28:48,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-17 12:28:48,541 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-17 12:28:48,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:28:47" (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 [2019-03-17 12:28:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-03-17 12:28:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-03-17 12:28:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-17 12:28:48,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-03-17 12:28:59,540 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-03-17 12:28:59,540 INFO L286 CfgBuilder]: Removed 881 assue(true) statements. [2019-03-17 12:28:59,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 12:28:59 BoogieIcfgContainer [2019-03-17 12:28:59,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-03-17 12:28:59,544 INFO L113 PluginConnector]: ------------------------IcfgToChc---------------------------- [2019-03-17 12:28:59,544 INFO L271 PluginConnector]: Initializing IcfgToChc... [2019-03-17 12:28:59,544 INFO L276 PluginConnector]: IcfgToChc initialized [2019-03-17 12:28:59,546 INFO L185 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 12:28:59" (1/1) ... Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown