./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifeqn3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/ifeqn3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e13e8a6faae9db7b7c8fcdc2a4577173af3d914c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/ifeqn3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e13e8a6faae9db7b7c8fcdc2a4577173af3d914c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:37:06,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:37:06,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:37:06,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:37:06,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:37:06,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:37:06,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:37:06,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:37:06,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:37:06,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:37:06,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:37:06,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:37:06,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:37:06,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:37:06,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:37:06,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:37:06,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:37:06,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:37:06,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:37:06,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:37:06,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:37:06,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:37:06,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:37:06,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:37:06,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:37:06,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:37:06,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:37:06,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:37:06,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:37:06,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:37:06,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:37:06,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:37:06,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:37:06,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:37:06,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:37:06,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:37:06,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:37:06,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:37:06,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:37:06,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:37:06,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:37:06,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:37:06,856 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:37:06,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:37:06,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:37:06,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:37:06,865 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:37:06,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:37:06,867 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:37:06,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:37:06,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:37:06,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:37:06,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:37:06,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:37:06,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:37:06,875 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:37:06,875 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:37:06,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:37:06,876 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:37:06,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:37:06,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:37:06,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:37:06,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:37:06,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:37:06,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:37:06,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:37:06,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:37:06,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:37:06,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:37:06,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:37:06,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:37:06,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e13e8a6faae9db7b7c8fcdc2a4577173af3d914c [2019-11-24 20:37:07,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:37:07,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:37:07,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:37:07,565 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:37:07,569 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:37:07,570 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn3.c [2019-11-24 20:37:07,764 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ede80ba/16f9a5fbf7654e359595ded7303cda2e/FLAG98c8b166e [2019-11-24 20:37:09,048 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:37:09,049 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn3.c [2019-11-24 20:37:09,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ede80ba/16f9a5fbf7654e359595ded7303cda2e/FLAG98c8b166e [2019-11-24 20:37:09,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ede80ba/16f9a5fbf7654e359595ded7303cda2e [2019-11-24 20:37:09,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:37:09,141 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:37:09,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:09,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:37:09,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:37:09,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:09" (1/1) ... [2019-11-24 20:37:09,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:09, skipping insertion in model container [2019-11-24 20:37:09,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:09" (1/1) ... [2019-11-24 20:37:09,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:37:09,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:37:09,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:09,815 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:37:09,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:10,013 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:37:10,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10 WrapperNode [2019-11-24 20:37:10,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:10,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:10,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:37:10,022 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:37:10,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:10,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:37:10,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:37:10,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:37:10,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:10" (1/1) ... [2019-11-24 20:37:10,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:37:10,226 INFO L168 Benchmark]: Toolchain (without parser) took 1077.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:10,239 INFO L168 Benchmark]: CDTParser took 1.18 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:10,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 870.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:10,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.16 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 983.9 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:10,247 INFO L168 Benchmark]: Boogie Preprocessor took 69.90 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:10,259 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 870.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 124.16 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 983.9 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.90 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:37:14,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:37:14,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:37:14,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:37:14,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:37:14,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:37:14,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:37:14,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:37:14,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:37:14,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:37:14,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:37:14,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:37:14,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:37:14,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:37:14,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:37:14,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:37:14,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:37:14,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:37:14,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:37:14,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:37:14,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:37:14,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:37:14,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:37:14,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:37:14,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:37:14,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:37:14,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:37:14,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:37:14,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:37:14,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:37:14,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:37:14,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:37:14,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:37:14,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:37:14,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:37:14,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:37:14,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:37:14,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:37:14,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:37:14,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:37:14,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:37:14,282 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:37:14,322 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:37:14,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:37:14,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:37:14,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:37:14,328 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:37:14,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:37:14,331 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:37:14,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:37:14,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:37:14,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:37:14,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:37:14,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:37:14,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:37:14,337 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:37:14,337 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:37:14,337 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:37:14,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:37:14,338 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:37:14,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:37:14,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:37:14,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:37:14,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:37:14,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:37:14,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:37:14,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:37:14,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:37:14,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:37:14,344 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:37:14,344 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:37:14,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:37:14,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:37:14,348 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e13e8a6faae9db7b7c8fcdc2a4577173af3d914c [2019-11-24 20:37:14,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:37:14,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:37:14,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:37:14,981 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:37:14,982 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:37:14,983 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn3.c [2019-11-24 20:37:15,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71d04656c/056b18cde45744608f160114d498f240/FLAG03e75603f [2019-11-24 20:37:16,222 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:37:16,224 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn3.c [2019-11-24 20:37:16,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71d04656c/056b18cde45744608f160114d498f240/FLAG03e75603f [2019-11-24 20:37:16,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71d04656c/056b18cde45744608f160114d498f240 [2019-11-24 20:37:16,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:37:16,296 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:37:16,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:16,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:37:16,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:37:16,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:16" (1/1) ... [2019-11-24 20:37:16,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:16, skipping insertion in model container [2019-11-24 20:37:16,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:16" (1/1) ... [2019-11-24 20:37:16,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:37:16,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:37:16,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:16,963 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:37:17,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:17,170 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:37:17,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:17 WrapperNode [2019-11-24 20:37:17,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:17,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:17,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:37:17,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:37:17,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:17" (1/1) ... [2019-11-24 20:37:17,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:17" (1/1) ... [2019-11-24 20:37:17,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:17,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:37:17,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:37:17,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:37:17,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:17" (1/1) ... [2019-11-24 20:37:17,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:17" (1/1) ... [2019-11-24 20:37:17,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:17" (1/1) ... [2019-11-24 20:37:17,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:17" (1/1) ... [2019-11-24 20:37:17,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:17" (1/1) ... [2019-11-24 20:37:17,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:17" (1/1) ... [2019-11-24 20:37:17,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:17" (1/1) ... [2019-11-24 20:37:17,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:37:17,376 INFO L168 Benchmark]: Toolchain (without parser) took 1076.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:17,378 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:17,380 INFO L168 Benchmark]: CACSL2BoogieTranslator took 872.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:17,380 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.93 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:17,382 INFO L168 Benchmark]: Boogie Preprocessor took 101.61 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:17,400 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 872.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 91.93 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.61 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...