./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label31.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/Problem05_label31.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 1723f20acd08debf2a20f88ac5bb86c0a1524524 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label31.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 1723f20acd08debf2a20f88ac5bb86c0a1524524 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:45:36,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:36,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:36,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:36,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:36,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:36,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:36,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:36,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:36,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:36,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:36,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:36,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:36,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:36,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:36,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:36,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:36,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:36,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:36,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:36,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:36,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:36,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:36,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:36,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:36,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:36,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:36,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:36,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:36,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:36,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:36,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:36,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:36,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:36,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:36,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:36,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:36,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:36,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:36,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:36,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:36,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:36,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:36,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:36,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:36,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:36,472 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:36,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:36,472 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:36,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:36,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:36,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:36,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:36,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:36,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:36,478 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:36,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:36,480 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:36,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:36,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:36,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:36,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:36,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:36,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:36,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:36,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:36,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:36,486 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:36,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:36,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:36,487 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 -> 1723f20acd08debf2a20f88ac5bb86c0a1524524 [2019-11-27 15:45:37,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:37,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:37,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:37,112 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:37,116 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:37,117 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label31.c [2019-11-27 15:45:37,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fb26f9d6/27904ef3b4734d20b2fd951f1941963d/FLAGd1be90afa [2019-11-27 15:45:39,383 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:39,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label31.c [2019-11-27 15:45:39,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fb26f9d6/27904ef3b4734d20b2fd951f1941963d/FLAGd1be90afa [2019-11-27 15:45:39,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fb26f9d6/27904ef3b4734d20b2fd951f1941963d [2019-11-27 15:45:39,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:39,548 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:39,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:39,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:39,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:39,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:39" (1/1) ... [2019-11-27 15:45:39,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:39, skipping insertion in model container [2019-11-27 15:45:39,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:39" (1/1) ... [2019-11-27 15:45:39,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:40,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:44,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:44,864 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:47,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:47,715 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:47,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47 WrapperNode [2019-11-27 15:45:47,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:47,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:47,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:47,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:47,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:47,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:48,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:48,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:48,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:48,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:48,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:49,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:47" (1/1) ... [2019-11-27 15:45:49,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:49,231 INFO L168 Benchmark]: Toolchain (without parser) took 9676.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 744.7 MB in the end (delta: 188.2 MB). Peak memory consumption was 188.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:49,232 INFO L168 Benchmark]: CDTParser took 2.92 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 15:45:49,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8167.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.2 MB in the end (delta: 48.7 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:49,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 732.57 ms. Allocated memory is still 1.0 GB. Free memory was 884.2 MB in the beginning and 803.4 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:49,242 INFO L168 Benchmark]: Boogie Preprocessor took 767.62 ms. Allocated memory is still 1.0 GB. Free memory was 803.4 MB in the beginning and 744.7 MB in the end (delta: 58.6 MB). Peak memory consumption was 58.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:49,252 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 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 8167.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.2 MB in the end (delta: 48.7 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 732.57 ms. Allocated memory is still 1.0 GB. Free memory was 884.2 MB in the beginning and 803.4 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 767.62 ms. Allocated memory is still 1.0 GB. Free memory was 803.4 MB in the beginning and 744.7 MB in the end (delta: 58.6 MB). Peak memory consumption was 58.6 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 15:45:53,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:53,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:53,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:53,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:53,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:53,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:53,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:53,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:53,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:53,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:53,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:53,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:53,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:53,305 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:53,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:53,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:53,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:53,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:53,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:53,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:53,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:53,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:53,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:53,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:53,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:53,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:53,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:53,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:53,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:53,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:53,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:53,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:53,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:53,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:53,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:53,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:53,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:53,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:53,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:53,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:53,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:53,443 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:53,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:53,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:53,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:53,455 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:53,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:53,456 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:53,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:53,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:53,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:53,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:53,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:53,460 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:53,460 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:53,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:53,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:53,463 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:53,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:53,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:53,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:53,464 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:53,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:53,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:53,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:53,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:53,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:53,468 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:53,468 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:53,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:53,469 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:53,472 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 -> 1723f20acd08debf2a20f88ac5bb86c0a1524524 [2019-11-27 15:45:54,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:54,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:54,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:54,165 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:54,166 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:54,168 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label31.c [2019-11-27 15:45:54,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ed20c2b7/6e4c701c1b00491f9032f7ce8d077333/FLAGcc40f464a [2019-11-27 15:45:56,321 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:56,327 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label31.c [2019-11-27 15:45:56,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ed20c2b7/6e4c701c1b00491f9032f7ce8d077333/FLAGcc40f464a [2019-11-27 15:45:56,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ed20c2b7/6e4c701c1b00491f9032f7ce8d077333 [2019-11-27 15:45:56,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:56,533 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:56,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:56,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:56,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:56,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:56" (1/1) ... [2019-11-27 15:45:56,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:56, skipping insertion in model container [2019-11-27 15:45:56,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:56" (1/1) ... [2019-11-27 15:45:56,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:57,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:02,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:02,116 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:05,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:05,491 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:05,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05 WrapperNode [2019-11-27 15:46:05,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:05,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:05,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:05,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:05,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:05,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:06,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:06,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:06,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:06,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:06,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:07,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:05" (1/1) ... [2019-11-27 15:46:07,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:07,349 INFO L168 Benchmark]: Toolchain (without parser) took 10810.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 714.4 MB in the end (delta: 224.2 MB). Peak memory consumption was 224.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:07,350 INFO L168 Benchmark]: CDTParser took 0.38 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 15:46:07,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8946.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 848.5 MB in the end (delta: 90.1 MB). Peak memory consumption was 273.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:07,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 864.83 ms. Allocated memory is still 1.0 GB. Free memory was 848.5 MB in the beginning and 776.2 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:07,360 INFO L168 Benchmark]: Boogie Preprocessor took 977.04 ms. Allocated memory is still 1.0 GB. Free memory was 776.2 MB in the beginning and 714.4 MB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:07,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 8946.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 848.5 MB in the end (delta: 90.1 MB). Peak memory consumption was 273.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 864.83 ms. Allocated memory is still 1.0 GB. Free memory was 848.5 MB in the beginning and 776.2 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 977.04 ms. Allocated memory is still 1.0 GB. Free memory was 776.2 MB in the beginning and 714.4 MB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...