./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.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/loop-industry-pattern/aiob_4.c.v+lhb-reducer.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 d07fdb41c87a54e0a2193fb96ee8f018da628236 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loop-industry-pattern/aiob_4.c.v+lhb-reducer.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 d07fdb41c87a54e0a2193fb96ee8f018da628236 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:13:51,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:51,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:51,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:51,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:51,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:51,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:51,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:51,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:51,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:51,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:51,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:51,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:51,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:51,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:51,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:51,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:51,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:51,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:51,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:51,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:51,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:51,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:51,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:51,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:51,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:51,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:51,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:51,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:51,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:51,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:51,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:51,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:51,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:51,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:51,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:51,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:51,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:51,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:51,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:51,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:51,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:51,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:51,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:51,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:51,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:51,779 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:51,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:51,780 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:51,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:51,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:51,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:51,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:51,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:51,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:51,785 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:51,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:51,786 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:51,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:51,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:51,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:51,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:51,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:51,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:51,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:51,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:51,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:51,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:51,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:51,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:51,794 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 -> d07fdb41c87a54e0a2193fb96ee8f018da628236 [2019-11-27 16:13:52,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:52,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:52,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:52,401 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:52,402 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:52,403 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-27 16:13:52,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9eb1f2e2/b171a53a833f4a37b8ffa9070c348f87/FLAGc2ad04ced [2019-11-27 16:13:53,737 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:53,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-27 16:13:53,763 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9eb1f2e2/b171a53a833f4a37b8ffa9070c348f87/FLAGc2ad04ced [2019-11-27 16:13:53,795 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9eb1f2e2/b171a53a833f4a37b8ffa9070c348f87 [2019-11-27 16:13:53,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:53,803 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:53,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:53,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:53,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:53,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:53" (1/1) ... [2019-11-27 16:13:53,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cca9c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:53, skipping insertion in model container [2019-11-27 16:13:53,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:53" (1/1) ... [2019-11-27 16:13:53,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:53,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:54,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:54,860 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:55,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:55,155 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:55,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55 WrapperNode [2019-11-27 16:13:55,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:55,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:55,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:55,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:55,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:55,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:55,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:55,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:55,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:55,561 INFO L168 Benchmark]: Toolchain (without parser) took 1756.53 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 972.7 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:55,564 INFO L168 Benchmark]: CDTParser took 0.29 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 16:13:55,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1353.47 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:55,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.59 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:55,574 INFO L168 Benchmark]: Boogie Preprocessor took 223.60 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:55,586 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 1353.47 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 172.59 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 223.60 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 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 16:13:59,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:59,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:59,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:59,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:59,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:59,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:59,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:59,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:59,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:59,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:59,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:59,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:59,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:59,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:59,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:59,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:59,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:59,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:59,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:59,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:59,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:59,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:59,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:59,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:59,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:59,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:59,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:59,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:59,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:59,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:59,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:59,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:59,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:59,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:59,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:59,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:59,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:59,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:59,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:59,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:59,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:59,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:59,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:59,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:59,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:59,673 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:59,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:59,676 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:59,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:59,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:59,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:59,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:59,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:59,679 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:59,679 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:59,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:59,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:59,681 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:59,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:59,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:59,682 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:59,684 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:59,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:59,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:59,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:59,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:59,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:59,687 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:59,687 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:59,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:59,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:59,691 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 -> d07fdb41c87a54e0a2193fb96ee8f018da628236 [2019-11-27 16:14:00,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:00,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:00,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:00,304 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:00,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:00,309 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-27 16:14:00,473 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd76cdad1/f85e0fec19fc4b2082be2c146e7db87f/FLAGe2e24aaf9 [2019-11-27 16:14:01,610 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:01,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-27 16:14:01,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd76cdad1/f85e0fec19fc4b2082be2c146e7db87f/FLAGe2e24aaf9 [2019-11-27 16:14:02,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd76cdad1/f85e0fec19fc4b2082be2c146e7db87f [2019-11-27 16:14:02,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:02,138 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:02,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:02,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:02,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:02,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62b7a959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02, skipping insertion in model container [2019-11-27 16:14:02,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:02,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:03,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:03,279 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:03,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:03,633 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:03,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:03 WrapperNode [2019-11-27 16:14:03,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:03,635 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:03,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:03,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:03,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:03" (1/1) ... [2019-11-27 16:14:03,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:03" (1/1) ... [2019-11-27 16:14:03,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:03,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:03,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:03,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:03,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:03" (1/1) ... [2019-11-27 16:14:03,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:03" (1/1) ... [2019-11-27 16:14:03,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:03" (1/1) ... [2019-11-27 16:14:03,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:03" (1/1) ... [2019-11-27 16:14:03,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:03" (1/1) ... [2019-11-27 16:14:04,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:03" (1/1) ... [2019-11-27 16:14:04,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:03" (1/1) ... [2019-11-27 16:14:04,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:04,058 INFO L168 Benchmark]: Toolchain (without parser) took 1918.53 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 962.3 MB in the end (delta: -656.7 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:04,062 INFO L168 Benchmark]: CDTParser took 0.53 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 16:14:04,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1483.85 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 973.8 MB in the end (delta: -12.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:04,068 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.80 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:04,069 INFO L168 Benchmark]: Boogie Preprocessor took 213.13 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:04,080 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1483.85 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 973.8 MB in the end (delta: -12.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.80 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.13 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.3 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...