java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-crafted/xor4_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddf0d93 [2018-11-16 21:45:19,773 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 21:45:19,775 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 21:45:19,788 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 21:45:19,788 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 21:45:19,789 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 21:45:19,791 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 21:45:19,793 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 21:45:19,794 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 21:45:19,795 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 21:45:19,796 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 21:45:19,797 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 21:45:19,798 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 21:45:19,799 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 21:45:19,800 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 21:45:19,801 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 21:45:19,802 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 21:45:19,804 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 21:45:19,806 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 21:45:19,808 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 21:45:19,809 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 21:45:19,810 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 21:45:19,813 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-16 21:45:19,820 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-16 21:45:19,821 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-16 21:45:19,822 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-16 21:45:19,822 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-16 21:45:19,823 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 [2018-11-16 21:45:19,838 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 21:45:19,839 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 21:45:19,840 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-16 21:45:19,840 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-16 21:45:19,840 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 21:45:19,841 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 21:45:19,841 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 21:45:19,841 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 21:45:19,841 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-16 21:45:19,842 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-16 21:45:19,842 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-16 21:45:19,842 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 21:45:19,842 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-16 21:45:19,842 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-16 21:45:19,843 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-16 21:45:19,843 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-16 21:45:19,843 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-16 21:45:19,843 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-16 21:45:19,843 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-16 21:45:19,844 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 21:45:19,844 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 21:45:19,844 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-16 21:45:19,844 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-16 21:45:19,844 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 21:45:19,845 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 21:45:19,845 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-16 21:45:19,845 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-16 21:45:19,846 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-16 21:45:19,846 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-16 21:45:19,846 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-16 21:45:19,846 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-16 21:45:19,921 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 21:45:19,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 21:45:19,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 21:45:19,944 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 21:45:19,944 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 21:45:19,945 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/xor4_true-unreach-call.i [2018-11-16 21:45:20,013 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf148001/58780d3e84604a0a970755bcdef58a1e/FLAG1847eb540 [2018-11-16 21:45:20,494 INFO L307 CDTParser]: Found 1 translation units. [2018-11-16 21:45:20,495 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/xor4_true-unreach-call.i [2018-11-16 21:45:20,501 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf148001/58780d3e84604a0a970755bcdef58a1e/FLAG1847eb540 [2018-11-16 21:45:20,862 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf148001/58780d3e84604a0a970755bcdef58a1e [2018-11-16 21:45:20,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 21:45:20,877 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-16 21:45:20,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 21:45:20,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 21:45:20,883 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 21:45:20,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:45:20" (1/1) ... [2018-11-16 21:45:20,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e50f76e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:45:20, skipping insertion in model container [2018-11-16 21:45:20,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:45:20" (1/1) ... [2018-11-16 21:45:20,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 21:45:20,930 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 21:45:21,172 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 21:45:21,184 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 21:45:21,214 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 21:45:21,234 INFO L195 MainTranslator]: Completed translation [2018-11-16 21:45:21,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:45:21 WrapperNode [2018-11-16 21:45:21,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 21:45:21,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 21:45:21,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 21:45:21,236 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 21:45:21,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:45:21" (1/1) ... [2018-11-16 21:45:21,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:45:21" (1/1) ... [2018-11-16 21:45:21,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:45:21" (1/1) ... [2018-11-16 21:45:21,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:45:21" (1/1) ... [2018-11-16 21:45:21,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:45:21" (1/1) ... [2018-11-16 21:45:21,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:45:21" (1/1) ... [2018-11-16 21:45:21,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:45:21" (1/1) ... [2018-11-16 21:45:21,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 21:45:21,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-16 21:45:21,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-16 21:45:21,313 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-16 21:45:21,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:45:21" (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 [2018-11-16 21:45:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-16 21:45:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-16 21:45:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure xor [2018-11-16 21:45:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-16 21:45:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-16 21:45:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-16 21:45:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure xor [2018-11-16 21:45:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-16 21:45:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-16 21:45:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-16 21:45:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-16 21:45:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-16 21:45:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-16 21:45:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-16 21:45:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-16 21:45:22,214 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-16 21:45:22,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:45:22 BoogieIcfgContainer [2018-11-16 21:45:22,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-16 21:45:22,218 INFO L168 Benchmark]: Toolchain (without parser) took 1342.03 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 744.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -765.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2018-11-16 21:45:22,221 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 21:45:22,222 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-16 21:45:22,223 INFO L168 Benchmark]: Boogie Preprocessor took 76.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 21:45:22,223 INFO L168 Benchmark]: RCFGBuilder took 902.46 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 744.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -775.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2018-11-16 21:45:22,228 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 356.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 902.46 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 744.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -775.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...