./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label08.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 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label08.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 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:00,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:00,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:00,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:00,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:00,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:00,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:00,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:00,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:00,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:00,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:00,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:00,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:00,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:00,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:00,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:00,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:00,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:00,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:00,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:00,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:00,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:00,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:00,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:00,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:00,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:00,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:00,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:00,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:00,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:00,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:00,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:00,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:00,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:00,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:00,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:00,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:00,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:00,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:00,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:00,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:00,561 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:00,596 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:00,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:00,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:00,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:00,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:00,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:00,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:00,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:00,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:00,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:00,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:00,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:00,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:00,611 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:00,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:00,611 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:00,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:00,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:00,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:00,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:00,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:00,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:00,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:00,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:00,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:00,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:00,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:00,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:00,621 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 -> 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 [2019-11-27 09:39:01,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:01,207 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:01,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:01,216 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:01,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:01,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-27 09:39:01,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ef2bd52/4b713ac58e4d4ee7acb6929bfd50e8b1/FLAGf21a2ec96 [2019-11-27 09:39:03,411 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:03,416 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-27 09:39:03,520 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ef2bd52/4b713ac58e4d4ee7acb6929bfd50e8b1/FLAGf21a2ec96 [2019-11-27 09:39:03,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ef2bd52/4b713ac58e4d4ee7acb6929bfd50e8b1 [2019-11-27 09:39:03,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:03,568 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:03,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:03,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:03,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:03,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:03" (1/1) ... [2019-11-27 09:39:03,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:03, skipping insertion in model container [2019-11-27 09:39:03,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:03" (1/1) ... [2019-11-27 09:39:03,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:04,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:08,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:08,727 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:11,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:11,291 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:11,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11 WrapperNode [2019-11-27 09:39:11,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:11,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:11,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:11,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:11,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:11,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:12,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:12,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:12,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:12,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:12,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:12,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:13,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:13,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:14,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:14,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:14,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:15,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:15,036 INFO L168 Benchmark]: Toolchain (without parser) took 11461.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 773.0 MB in the end (delta: 165.7 MB). Peak memory consumption was 391.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:15,036 INFO L168 Benchmark]: CDTParser took 0.34 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 09:39:15,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7721.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 869.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 277.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:15,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 1482.34 ms. Allocated memory is still 1.0 GB. Free memory was 869.6 MB in the beginning and 702.5 MB in the end (delta: 167.2 MB). Peak memory consumption was 167.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:15,047 INFO L168 Benchmark]: Boogie Preprocessor took 2247.64 ms. Allocated memory is still 1.0 GB. Free memory was 702.5 MB in the beginning and 778.7 MB in the end (delta: -76.2 MB). Peak memory consumption was 154.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:15,057 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 7721.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 869.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 277.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1482.34 ms. Allocated memory is still 1.0 GB. Free memory was 869.6 MB in the beginning and 702.5 MB in the end (delta: 167.2 MB). Peak memory consumption was 167.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2247.64 ms. Allocated memory is still 1.0 GB. Free memory was 702.5 MB in the beginning and 778.7 MB in the end (delta: -76.2 MB). Peak memory consumption was 154.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:19,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:19,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:19,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:19,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:19,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:19,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:19,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:19,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:19,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:19,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:19,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:19,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:19,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:19,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:19,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:19,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:19,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:19,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:19,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:19,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:19,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:19,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:19,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:19,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:19,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:19,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:19,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:19,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:19,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:19,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:19,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:19,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:19,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:19,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:19,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:19,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:19,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:19,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:19,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:19,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:19,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:19,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:19,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:19,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:19,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:19,306 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:19,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:19,307 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:19,307 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:19,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:19,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:19,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:19,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:19,310 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:19,312 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:19,312 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:19,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:19,313 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:19,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:19,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:19,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:19,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:19,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:19,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:19,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:19,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:19,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:19,318 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:19,320 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:19,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:19,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:19,322 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 -> 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 [2019-11-27 09:39:19,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:19,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:19,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:19,931 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:19,932 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:19,935 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-27 09:39:20,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41b1d01f/c7e1f894cc614066bf29842ab78e132a/FLAGc51b1de2c [2019-11-27 09:39:22,039 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:22,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-27 09:39:22,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41b1d01f/c7e1f894cc614066bf29842ab78e132a/FLAGc51b1de2c [2019-11-27 09:39:22,213 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41b1d01f/c7e1f894cc614066bf29842ab78e132a [2019-11-27 09:39:22,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:22,228 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:22,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:22,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:22,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:22,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:22" (1/1) ... [2019-11-27 09:39:22,256 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 09:39:22, skipping insertion in model container [2019-11-27 09:39:22,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:22" (1/1) ... [2019-11-27 09:39:22,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:22,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:28,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:28,240 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:30,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:30,951 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:30,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30 WrapperNode [2019-11-27 09:39:30,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:30,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:30,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:30,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:30,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:31,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:31,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:31,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:31,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:31,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:31,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:31,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:31,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:31,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:32,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:33,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:33,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:33,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:33,410 INFO L168 Benchmark]: Toolchain (without parser) took 11178.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.2 MB in the end (delta: 66.8 MB). Peak memory consumption was 311.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:33,411 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:39:33,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8717.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 756.3 MB in the end (delta: 176.7 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:33,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 731.56 ms. Allocated memory is still 1.0 GB. Free memory was 756.3 MB in the beginning and 691.6 MB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:33,420 INFO L168 Benchmark]: Boogie Preprocessor took 1718.17 ms. Allocated memory is still 1.0 GB. Free memory was 691.6 MB in the beginning and 866.2 MB in the end (delta: -174.6 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:33,429 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 8717.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 756.3 MB in the end (delta: 176.7 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 731.56 ms. Allocated memory is still 1.0 GB. Free memory was 756.3 MB in the beginning and 691.6 MB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1718.17 ms. Allocated memory is still 1.0 GB. Free memory was 691.6 MB in the beginning and 866.2 MB in the end (delta: -174.6 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...