./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label25.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/eca-rers2012/Problem13_label25.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 33cb7a4a80adff231ed028cd23eae59fa96421bf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem13_label25.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 33cb7a4a80adff231ed028cd23eae59fa96421bf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:56:23,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:23,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:23,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:23,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:23,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:23,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:23,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:23,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:23,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:23,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:23,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:23,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:23,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:23,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:23,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:23,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:23,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:23,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:23,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:23,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:23,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:23,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:23,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:23,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:23,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:23,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:23,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:23,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:23,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:23,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:23,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:23,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:23,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:23,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:23,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:23,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:23,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:23,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:23,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:23,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:23,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:23,699 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:23,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:23,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:23,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:23,706 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:23,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:23,708 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:23,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:23,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:23,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:23,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:23,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:23,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:23,714 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:23,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:23,714 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:23,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:23,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:23,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:23,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:23,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:23,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:23,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:23,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:23,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:23,720 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:23,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:23,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:23,722 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 -> 33cb7a4a80adff231ed028cd23eae59fa96421bf [2019-11-27 15:56:24,308 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:24,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:24,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:24,350 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:24,353 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:24,354 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2019-11-27 15:56:24,510 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca43045b2/73e2f026404c4b3cb07fd4d0763503bd/FLAG6043eb4d5 [2019-11-27 15:56:26,376 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:26,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2019-11-27 15:56:26,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca43045b2/73e2f026404c4b3cb07fd4d0763503bd/FLAG6043eb4d5 [2019-11-27 15:56:26,510 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca43045b2/73e2f026404c4b3cb07fd4d0763503bd [2019-11-27 15:56:26,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:26,522 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:26,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:26,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:26,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:26,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:26,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26, skipping insertion in model container [2019-11-27 15:56:26,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:26,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:26,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:30,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:30,353 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:32,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:32,147 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:32,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32 WrapperNode [2019-11-27 15:56:32,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:32,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:32,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:32,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:32,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:32,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:33,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:33,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:33,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:33,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:34,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:34,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:34,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:34,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:34,787 INFO L168 Benchmark]: Toolchain (without parser) took 8258.18 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 807.7 MB in the end (delta: 142.5 MB). Peak memory consumption was 142.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:34,788 INFO L168 Benchmark]: CDTParser took 0.40 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 15:56:34,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5626.49 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 773.8 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:34,793 INFO L168 Benchmark]: Boogie Procedure Inliner took 1472.28 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 876.7 MB in the end (delta: -102.8 MB). Peak memory consumption was 130.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:34,796 INFO L168 Benchmark]: Boogie Preprocessor took 1150.41 ms. Allocated memory is still 1.0 GB. Free memory was 876.7 MB in the beginning and 807.7 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:34,809 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 5626.49 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 773.8 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1472.28 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 876.7 MB in the end (delta: -102.8 MB). Peak memory consumption was 130.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1150.41 ms. Allocated memory is still 1.0 GB. Free memory was 876.7 MB in the beginning and 807.7 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 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 15:56:38,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:38,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:38,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:38,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:38,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:38,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:38,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:38,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:38,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:38,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:38,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:38,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:38,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:38,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:38,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:38,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:38,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:38,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:38,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:38,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:38,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:38,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:38,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:38,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:38,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:38,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:38,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:38,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:38,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:38,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:38,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:38,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:38,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:38,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:38,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:38,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:38,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:38,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:38,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:38,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:38,933 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:38,973 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:38,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:38,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:38,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:38,982 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:38,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:38,983 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:38,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:38,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:38,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:38,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:38,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:38,987 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:38,988 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:38,988 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:38,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:38,989 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:38,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:38,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:38,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:38,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:38,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:38,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:38,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:38,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:38,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:38,995 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:38,997 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:38,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:38,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:38,999 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 -> 33cb7a4a80adff231ed028cd23eae59fa96421bf [2019-11-27 15:56:39,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:39,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:39,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:39,595 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:39,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:39,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2019-11-27 15:56:39,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5752168f8/cf069cc4afa248ebbeb18da1fdc67515/FLAG5c8c41cec [2019-11-27 15:56:41,575 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:41,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2019-11-27 15:56:41,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5752168f8/cf069cc4afa248ebbeb18da1fdc67515/FLAG5c8c41cec [2019-11-27 15:56:41,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5752168f8/cf069cc4afa248ebbeb18da1fdc67515 [2019-11-27 15:56:41,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:41,737 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:41,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:41,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:41,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:41,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:41" (1/1) ... [2019-11-27 15:56:41,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6711512d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:41, skipping insertion in model container [2019-11-27 15:56:41,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:41" (1/1) ... [2019-11-27 15:56:41,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:42,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:45,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:45,831 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:47,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:47,582 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:47,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:47 WrapperNode [2019-11-27 15:56:47,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:47,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:47,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:47,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:47,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:47" (1/1) ... [2019-11-27 15:56:47,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:47" (1/1) ... [2019-11-27 15:56:48,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:48,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:48,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:48,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:48,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:47" (1/1) ... [2019-11-27 15:56:48,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:47" (1/1) ... [2019-11-27 15:56:48,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:47" (1/1) ... [2019-11-27 15:56:48,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:47" (1/1) ... [2019-11-27 15:56:48,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:47" (1/1) ... [2019-11-27 15:56:48,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:47" (1/1) ... [2019-11-27 15:56:48,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:47" (1/1) ... [2019-11-27 15:56:49,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:49,051 INFO L168 Benchmark]: Toolchain (without parser) took 7309.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 887.6 MB in the end (delta: 62.6 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:49,052 INFO L168 Benchmark]: CDTParser took 2.63 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 15:56:49,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5847.14 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 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:49,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 929.44 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 921.4 MB in the end (delta: -204.8 MB). Peak memory consumption was 38.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:49,061 INFO L168 Benchmark]: Boogie Preprocessor took 524.63 ms. Allocated memory is still 1.0 GB. Free memory was 921.4 MB in the beginning and 887.6 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:49,073 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 5847.14 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 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 929.44 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 921.4 MB in the end (delta: -204.8 MB). Peak memory consumption was 38.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 524.63 ms. Allocated memory is still 1.0 GB. Free memory was 921.4 MB in the beginning and 887.6 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...