./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label10.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_label10.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 096dcde70776070a26648e81432d87d714e53969 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label10.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 096dcde70776070a26648e81432d87d714e53969 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:56:11,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:11,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:11,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:11,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:11,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:11,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:11,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:11,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:11,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:11,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:11,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:11,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:11,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:11,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:11,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:11,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:11,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:11,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:11,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:11,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:11,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:11,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:11,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:11,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:11,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:11,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:11,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:11,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:11,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:11,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:11,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:11,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:11,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:11,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:11,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:11,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:11,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:11,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:11,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:11,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:11,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:11,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:11,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:11,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:11,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:11,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:11,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:11,329 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:11,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:11,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:11,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:11,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:11,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:11,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:11,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:11,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:11,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:11,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:11,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:11,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:11,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:11,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:11,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:11,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:11,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:11,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:11,345 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:11,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:11,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:11,346 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 -> 096dcde70776070a26648e81432d87d714e53969 [2019-11-27 15:56:11,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:11,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:11,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:11,925 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:11,928 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:11,930 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label10.c [2019-11-27 15:56:12,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/937b1e50b/c10c9bb05b1f4dacaf4a0e3b221d61b0/FLAGea0a536cc [2019-11-27 15:56:13,954 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:13,957 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label10.c [2019-11-27 15:56:14,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/937b1e50b/c10c9bb05b1f4dacaf4a0e3b221d61b0/FLAGea0a536cc [2019-11-27 15:56:14,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/937b1e50b/c10c9bb05b1f4dacaf4a0e3b221d61b0 [2019-11-27 15:56:14,093 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:14,098 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:14,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:14,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:14,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:14,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:14,122 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 03:56:14, skipping insertion in model container [2019-11-27 15:56:14,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:14" (1/1) ... [2019-11-27 15:56:14,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:14,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:17,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:17,931 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:19,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:19,773 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:19,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:19 WrapperNode [2019-11-27 15:56:19,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:19,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:19,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:19,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:19,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:19" (1/1) ... [2019-11-27 15:56:19,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:19" (1/1) ... [2019-11-27 15:56:21,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:21,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:21,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:21,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:21,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:19" (1/1) ... [2019-11-27 15:56:21,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:19" (1/1) ... [2019-11-27 15:56:21,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:19" (1/1) ... [2019-11-27 15:56:21,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:19" (1/1) ... [2019-11-27 15:56:21,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:19" (1/1) ... [2019-11-27 15:56:22,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:19" (1/1) ... [2019-11-27 15:56:22,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:19" (1/1) ... [2019-11-27 15:56:22,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:22,425 INFO L168 Benchmark]: Toolchain (without parser) took 8323.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 801.8 MB in the end (delta: 142.7 MB). Peak memory consumption was 142.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:22,428 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:56:22,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5677.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 165.0 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:22,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 1424.99 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.4 MB in the end (delta: -95.8 MB). Peak memory consumption was 134.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:22,439 INFO L168 Benchmark]: Boogie Preprocessor took 1211.34 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 801.8 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:22,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5677.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 165.0 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1424.99 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.4 MB in the end (delta: -95.8 MB). Peak memory consumption was 134.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1211.34 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 801.8 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 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 15:56:26,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:26,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:26,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:26,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:26,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:26,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:26,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:26,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:26,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:26,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:26,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:26,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:26,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:26,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:26,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:26,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:26,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:26,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:26,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:26,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:26,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:26,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:26,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:26,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:26,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:26,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:26,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:26,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:26,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:26,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:26,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:26,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:26,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:26,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:26,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:26,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:26,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:26,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:26,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:26,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:26,646 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:26,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:26,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:26,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:26,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:26,695 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:26,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:26,696 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:26,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:26,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:26,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:26,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:26,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:26,700 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:26,701 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:26,701 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:26,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:26,703 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:26,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:26,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:26,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:26,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:26,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:26,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:26,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:26,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:26,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:26,709 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:26,709 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:26,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:26,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:26,713 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 -> 096dcde70776070a26648e81432d87d714e53969 [2019-11-27 15:56:27,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:27,319 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:27,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:27,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:27,336 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:27,340 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label10.c [2019-11-27 15:56:27,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96e0a5e5a/0c28301ec0e247a2879f2d2e83c184a8/FLAG3a95f9a61 [2019-11-27 15:56:29,291 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:29,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label10.c [2019-11-27 15:56:29,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96e0a5e5a/0c28301ec0e247a2879f2d2e83c184a8/FLAG3a95f9a61 [2019-11-27 15:56:29,432 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96e0a5e5a/0c28301ec0e247a2879f2d2e83c184a8 [2019-11-27 15:56:29,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:29,451 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:29,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:29,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:29,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:29,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:29,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29, skipping insertion in model container [2019-11-27 15:56:29,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:29,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:29,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:33,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:33,541 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:35,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:35,273 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:35,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:35 WrapperNode [2019-11-27 15:56:35,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:35,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:35,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:35,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:35,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:35" (1/1) ... [2019-11-27 15:56:35,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:35" (1/1) ... [2019-11-27 15:56:36,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:36,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:36,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:36,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:36,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:35" (1/1) ... [2019-11-27 15:56:36,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:35" (1/1) ... [2019-11-27 15:56:36,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:35" (1/1) ... [2019-11-27 15:56:36,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:35" (1/1) ... [2019-11-27 15:56:36,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:35" (1/1) ... [2019-11-27 15:56:36,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:35" (1/1) ... [2019-11-27 15:56:36,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:35" (1/1) ... [2019-11-27 15:56:36,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:36,659 INFO L168 Benchmark]: Toolchain (without parser) took 7206.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 887.0 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:36,660 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:56:36,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5819.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.6 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:36,666 INFO L168 Benchmark]: Boogie Procedure Inliner took 857.66 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 920.7 MB in the end (delta: -204.2 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:36,670 INFO L168 Benchmark]: Boogie Preprocessor took 516.08 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 887.0 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:36,681 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 5819.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.6 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 857.66 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 920.7 MB in the end (delta: -204.2 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 516.08 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 887.0 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...