./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifeqn2f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/ifeqn2f.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 3884b3b262378e689f850ed17f0c5d66b4f31aee .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ifeqn2f.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 3884b3b262378e689f850ed17f0c5d66b4f31aee ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:18:14,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:14,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:14,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:14,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:14,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:14,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:14,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:14,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:14,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:14,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:14,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:14,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:14,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:14,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:14,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:14,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:14,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:14,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:14,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:14,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:14,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:14,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:14,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:14,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:14,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:14,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:14,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:14,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:14,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:14,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:14,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:14,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:14,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:14,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:14,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:14,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:14,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:14,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:14,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:14,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:14,598 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:18:14,653 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:14,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:14,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:14,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:14,662 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:14,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:14,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:14,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:18:14,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:14,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:14,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:14,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:14,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:14,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:14,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:14,673 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:14,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:14,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:14,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:14,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:14,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:14,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:14,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:14,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:14,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:14,678 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:18:14,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:18:14,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:14,683 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 -> 3884b3b262378e689f850ed17f0c5d66b4f31aee [2019-11-27 09:18:15,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:15,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:15,384 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:15,388 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:15,391 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:15,393 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn2f.c [2019-11-27 09:18:15,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30f519d86/d880f37cc503496c8211699edc0998ba/FLAG798f4a534 [2019-11-27 09:18:16,728 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:16,730 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn2f.c [2019-11-27 09:18:16,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30f519d86/d880f37cc503496c8211699edc0998ba/FLAG798f4a534 [2019-11-27 09:18:16,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30f519d86/d880f37cc503496c8211699edc0998ba [2019-11-27 09:18:16,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:16,800 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:16,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:16,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:16,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:16,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75988438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16, skipping insertion in model container [2019-11-27 09:18:16,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:16,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:17,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:17,428 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:17,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:17,639 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:17,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17 WrapperNode [2019-11-27 09:18:17,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:17,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:17,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:17,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:17,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:17,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:17,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:17,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:17,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:17,874 INFO L168 Benchmark]: Toolchain (without parser) took 1070.25 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 989.7 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:17,881 INFO L168 Benchmark]: CDTParser took 2.33 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. [2019-11-27 09:18:17,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 835.08 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:17,887 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.02 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:17,891 INFO L168 Benchmark]: Boogie Preprocessor took 99.82 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:17,901 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.33 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 835.08 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 124.02 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.82 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. 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-da95e15 [2019-11-27 09:18:21,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:21,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:21,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:21,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:21,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:21,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:21,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:21,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:21,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:21,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:21,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:21,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:21,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:21,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:21,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:21,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:21,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:21,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:21,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:21,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:21,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:22,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:22,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:22,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:22,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:22,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:22,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:22,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:22,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:22,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:22,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:22,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:22,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:22,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:22,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:22,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:22,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:22,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:22,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:22,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:22,046 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:18:22,084 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:22,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:22,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:22,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:22,096 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:22,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:22,097 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:22,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:22,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:22,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:22,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:22,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:22,099 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:18:22,101 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:18:22,101 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:22,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:22,104 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:22,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:22,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:22,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:22,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:22,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:22,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:22,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:22,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:22,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:22,111 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:18:22,111 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:18:22,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:22,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:18:22,113 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 -> 3884b3b262378e689f850ed17f0c5d66b4f31aee [2019-11-27 09:18:22,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:22,730 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:22,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:22,743 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:22,745 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:22,747 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn2f.c [2019-11-27 09:18:22,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24353ef8a/76f78b8fc08e49da84f13d8d9ad57f33/FLAG60e9ab522 [2019-11-27 09:18:24,022 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:24,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn2f.c [2019-11-27 09:18:24,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24353ef8a/76f78b8fc08e49da84f13d8d9ad57f33/FLAG60e9ab522 [2019-11-27 09:18:24,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24353ef8a/76f78b8fc08e49da84f13d8d9ad57f33 [2019-11-27 09:18:24,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:24,100 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:24,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:24,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:24,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:24,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:24,125 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 27.11 09:18:24, skipping insertion in model container [2019-11-27 09:18:24,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:24,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:24,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:24,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:24,756 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:24,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:24,991 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:24,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24 WrapperNode [2019-11-27 09:18:24,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:24,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:25,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:25,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:25,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:25,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:25,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:25,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:25,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:25,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:25,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:25,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:25,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:25,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:25,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:25,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:25,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:25,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:25,267 INFO L168 Benchmark]: Toolchain (without parser) took 1160.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.7 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:25,268 INFO L168 Benchmark]: CDTParser took 0.96 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. [2019-11-27 09:18:25,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 892.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.1 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:25,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.51 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:25,283 INFO L168 Benchmark]: Boogie Preprocessor took 117.94 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:25,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 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 892.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.1 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.51 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 117.94 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 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...