./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/gcd_3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/bitvector/gcd_3.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 02e9294118e002d2445af62127a7232f85fd6228 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/bitvector/gcd_3.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 02e9294118e002d2445af62127a7232f85fd6228 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:24:04,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:04,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:04,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:04,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:04,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:04,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:04,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:04,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:04,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:04,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:04,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:04,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:04,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:04,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:04,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:04,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:04,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:04,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:04,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:04,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:04,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:04,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:04,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:04,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:04,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:04,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:04,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:04,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:04,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:04,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:04,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:04,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:04,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:04,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:04,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:04,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:04,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:04,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:04,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:04,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:04,812 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:24:04,849 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:04,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:04,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:04,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:04,860 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:04,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:04,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:04,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:24:04,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:04,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:04,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:04,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:04,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:04,865 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:04,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:04,868 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:04,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:04,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:04,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:04,869 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:04,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:04,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:04,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:04,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:04,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:04,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:24:04,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:24:04,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:04,875 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 -> 02e9294118e002d2445af62127a7232f85fd6228 [2019-11-25 22:24:05,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:05,497 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:05,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:05,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:05,510 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:05,511 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/gcd_3.c [2019-11-25 22:24:05,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14d192c02/f655731779b94baa869d10245254e758/FLAGe5a2bd111 [2019-11-25 22:24:06,682 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:06,686 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/gcd_3.c [2019-11-25 22:24:06,696 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14d192c02/f655731779b94baa869d10245254e758/FLAGe5a2bd111 [2019-11-25 22:24:06,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14d192c02/f655731779b94baa869d10245254e758 [2019-11-25 22:24:06,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:06,745 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:06,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:06,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:06,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:06,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:06" (1/1) ... [2019-11-25 22:24:06,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:06, skipping insertion in model container [2019-11-25 22:24:06,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:06" (1/1) ... [2019-11-25 22:24:06,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:06,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:07,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:07,273 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:07,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:07,332 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:07,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:07 WrapperNode [2019-11-25 22:24:07,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:07,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:07,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:07,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:07,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:07" (1/1) ... [2019-11-25 22:24:07,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:07" (1/1) ... [2019-11-25 22:24:07,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:07,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:24:07,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:24:07,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:24:07,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:07" (1/1) ... [2019-11-25 22:24:07,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:07" (1/1) ... [2019-11-25 22:24:07,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:07" (1/1) ... [2019-11-25 22:24:07,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:07" (1/1) ... [2019-11-25 22:24:07,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:07" (1/1) ... [2019-11-25 22:24:07,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:07" (1/1) ... [2019-11-25 22:24:07,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:07" (1/1) ... [2019-11-25 22:24:07,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:24:07,568 INFO L168 Benchmark]: Toolchain (without parser) took 819.73 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:07,572 INFO L168 Benchmark]: CDTParser took 1.31 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. [2019-11-25 22:24:07,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.67 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:07,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:07,592 INFO L168 Benchmark]: Boogie Preprocessor took 61.69 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:07,604 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 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 589.67 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.69 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 0.1.24-65d6cd2 [2019-11-25 22:24:11,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:11,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:11,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:11,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:11,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:11,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:11,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:11,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:11,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:11,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:11,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:11,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:11,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:11,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:11,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:11,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:11,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:11,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:11,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:11,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:11,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:11,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:11,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:11,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:11,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:11,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:11,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:11,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:11,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:11,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:11,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:11,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:11,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:11,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:11,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:11,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:11,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:11,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:11,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:11,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:11,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:24:11,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:11,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:11,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:11,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:11,810 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:11,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:11,810 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:11,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:11,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:11,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:11,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:11,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:11,814 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:24:11,815 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:24:11,815 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:11,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:11,816 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:11,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:11,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:11,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:11,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:11,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:11,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:11,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:11,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:11,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:11,819 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:24:11,819 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:24:11,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:11,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:24:11,825 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 -> 02e9294118e002d2445af62127a7232f85fd6228 [2019-11-25 22:24:12,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:12,457 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:12,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:12,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:12,471 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:12,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/gcd_3.c [2019-11-25 22:24:12,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/693224cfd/7f2e5f14a7f74c5eb7038e2aa591ec5a/FLAG8475c5b8e [2019-11-25 22:24:13,641 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:13,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/gcd_3.c [2019-11-25 22:24:13,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/693224cfd/7f2e5f14a7f74c5eb7038e2aa591ec5a/FLAG8475c5b8e [2019-11-25 22:24:13,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/693224cfd/7f2e5f14a7f74c5eb7038e2aa591ec5a [2019-11-25 22:24:13,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:13,958 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:13,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:13,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:13,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:13,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:13" (1/1) ... [2019-11-25 22:24:13,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:13, skipping insertion in model container [2019-11-25 22:24:13,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:13" (1/1) ... [2019-11-25 22:24:13,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:14,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:14,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:14,471 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:14,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:14,550 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:14,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:14 WrapperNode [2019-11-25 22:24:14,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:14,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:14,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:14,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:14,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:14" (1/1) ... [2019-11-25 22:24:14,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:14" (1/1) ... [2019-11-25 22:24:14,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:14,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:24:14,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:24:14,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:24:14,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:14" (1/1) ... [2019-11-25 22:24:14,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:14" (1/1) ... [2019-11-25 22:24:14,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:14" (1/1) ... [2019-11-25 22:24:14,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:14" (1/1) ... [2019-11-25 22:24:14,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:14" (1/1) ... [2019-11-25 22:24:14,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:14" (1/1) ... [2019-11-25 22:24:14,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:14" (1/1) ... [2019-11-25 22:24:14,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:24:14,775 INFO L168 Benchmark]: Toolchain (without parser) took 814.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 991.2 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:24:14,777 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-25 22:24:14,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.19 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:14,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 996.9 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:14,783 INFO L168 Benchmark]: Boogie Preprocessor took 59.03 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:14,799 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 591.19 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 996.9 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 59.03 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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...