./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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-crafted/zero_sum2.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 743cb78e112955fa27174324923377b8fe3428dc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-crafted/zero_sum2.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 743cb78e112955fa27174324923377b8fe3428dc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:39:01,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:01,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:01,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:01,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:01,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:01,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:01,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:01,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:01,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:01,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:01,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:01,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:01,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:01,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:01,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:01,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:01,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:01,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:01,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:01,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:01,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:01,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:01,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:01,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:01,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:01,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:01,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:01,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:01,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:01,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:01,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:01,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:01,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:01,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:01,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:01,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:01,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:01,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:01,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:01,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:01,542 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:39:01,570 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:01,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:01,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:01,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:01,576 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:01,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:01,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:01,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:39:01,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:01,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:01,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:01,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:01,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:01,581 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:01,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:01,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:01,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:01,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:01,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:01,584 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:01,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:01,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:01,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:01,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:01,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:01,588 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:39:01,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:39:01,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:01,588 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 -> 743cb78e112955fa27174324923377b8fe3428dc [2019-11-27 15:39:02,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:02,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:02,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:02,053 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:02,053 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:02,054 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-27 15:39:02,157 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0892739/39ef5642b143405691ab860917b36811/FLAGbfab7560f [2019-11-27 15:39:02,840 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:02,844 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-27 15:39:02,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0892739/39ef5642b143405691ab860917b36811/FLAGbfab7560f [2019-11-27 15:39:03,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0892739/39ef5642b143405691ab860917b36811 [2019-11-27 15:39:03,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:03,189 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:03,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:03,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:03,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:03,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f652c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03, skipping insertion in model container [2019-11-27 15:39:03,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:03,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:03,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:03,549 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:03,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:03,674 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:03,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03 WrapperNode [2019-11-27 15:39:03,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:03,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:03,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:03,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:03,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:03,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:03,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:03,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:03,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:03" (1/1) ... [2019-11-27 15:39:03,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:03,789 INFO L168 Benchmark]: Toolchain (without parser) took 595.46 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 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:03,790 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-27 15:39:03,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.71 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 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:03,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.68 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:03,808 INFO L168 Benchmark]: Boogie Preprocessor took 48.37 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:03,816 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 483.71 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 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 57.68 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 48.37 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-509859d [2019-11-27 15:39:06,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:06,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:06,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:06,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:06,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:06,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:06,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:06,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:06,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:06,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:06,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:06,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:06,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:06,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:06,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:06,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:06,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:06,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:06,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:06,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:06,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:06,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:06,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:06,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:06,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:06,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:06,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:06,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:06,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:06,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:06,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:06,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:06,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:06,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:06,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:06,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:06,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:06,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:06,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:06,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:06,665 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:39:06,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:06,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:06,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:06,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:06,698 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:06,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:06,699 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:06,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:06,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:06,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:06,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:06,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:06,702 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:39:06,702 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:39:06,703 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:06,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:06,706 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:06,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:06,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:06,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:06,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:06,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:06,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:06,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:06,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:06,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:06,708 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:39:06,708 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:39:06,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:06,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:39:06,711 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 -> 743cb78e112955fa27174324923377b8fe3428dc [2019-11-27 15:39:07,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:07,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:07,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:07,215 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:07,215 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:07,217 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-27 15:39:07,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70b561904/f699fa5063c646b282a49af7d8e9e37a/FLAGcf686b3e1 [2019-11-27 15:39:08,010 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:08,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-27 15:39:08,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70b561904/f699fa5063c646b282a49af7d8e9e37a/FLAGcf686b3e1 [2019-11-27 15:39:08,334 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70b561904/f699fa5063c646b282a49af7d8e9e37a [2019-11-27 15:39:08,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:08,348 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:08,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:08,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:08,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:08,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08, skipping insertion in model container [2019-11-27 15:39:08,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:08,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:08,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:08,769 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:08,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:08,951 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:08,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08 WrapperNode [2019-11-27 15:39:08,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:08,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:08,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:08,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:08,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:09,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:09,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:09,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:09,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:09,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:09,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:09,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:09,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:09,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:09,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:09,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:09,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:09,110 INFO L168 Benchmark]: Toolchain (without parser) took 760.10 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 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:09,111 INFO L168 Benchmark]: CDTParser took 0.22 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 15:39:09,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.90 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 989.8 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:09,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.07 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:09,114 INFO L168 Benchmark]: Boogie Preprocessor took 64.97 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:09,128 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 603.90 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 989.8 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 85.07 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.97 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 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...