./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label12.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/Problem19_label12.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 6130fdca110c1480a29bbb9b3c6c30b6105c067f .............................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label12.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 6130fdca110c1480a29bbb9b3c6c30b6105c067f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:53,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:53,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:53,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:53,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:53,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:53,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:53,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:53,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:53,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:53,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:53,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:53,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:53,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:53,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:53,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:53,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:53,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:53,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:53,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:53,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:53,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:53,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:53,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:53,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:53,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:53,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:53,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:53,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:53,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:53,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:53,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:53,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:53,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:53,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:53,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:53,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:53,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:53,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:53,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:53,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:53,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:53,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:53,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:53,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:53,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:53,510 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:53,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:53,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:53,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:53,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:53,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:53,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:53,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:53,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:53,517 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:53,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:53,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:53,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:53,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:53,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:53,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:53,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:53,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:53,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:53,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:53,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:53,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:53,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:53,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:53,527 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 -> 6130fdca110c1480a29bbb9b3c6c30b6105c067f [2019-11-27 16:00:54,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:54,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:54,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:54,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:54,234 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:54,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label12.c [2019-11-27 16:00:54,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54c40358d/b30dda043de94912ab8c47025bcb0eb5/FLAG3bf6633d0 [2019-11-27 16:00:56,335 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:56,338 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label12.c [2019-11-27 16:00:56,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54c40358d/b30dda043de94912ab8c47025bcb0eb5/FLAG3bf6633d0 [2019-11-27 16:00:56,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54c40358d/b30dda043de94912ab8c47025bcb0eb5 [2019-11-27 16:00:56,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:56,518 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:56,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:56,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:56,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:56,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:56" (1/1) ... [2019-11-27 16:00:56,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:56, skipping insertion in model container [2019-11-27 16:00:56,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:56" (1/1) ... [2019-11-27 16:00:56,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:57,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:01,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:01,820 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:04,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:04,685 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:04,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04 WrapperNode [2019-11-27 16:01:04,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:04,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:04,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:04,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:04,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:04,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:06,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:06,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:06,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:06,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:06,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:06,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:06,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:06,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:08,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:08,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:08,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:08,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:08,886 INFO L168 Benchmark]: Toolchain (without parser) took 12364.37 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 773.8 MB in the end (delta: 165.0 MB). Peak memory consumption was 390.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:08,887 INFO L168 Benchmark]: CDTParser took 2.93 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:01:08,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8170.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 867.8 MB in the end (delta: 70.9 MB). Peak memory consumption was 276.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:08,893 INFO L168 Benchmark]: Boogie Procedure Inliner took 1648.98 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 698.7 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:08,901 INFO L168 Benchmark]: Boogie Preprocessor took 2526.67 ms. Allocated memory is still 1.0 GB. Free memory was 698.7 MB in the beginning and 773.8 MB in the end (delta: -75.1 MB). Peak memory consumption was 150.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:08,916 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 8170.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 867.8 MB in the end (delta: 70.9 MB). Peak memory consumption was 276.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1648.98 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 698.7 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2526.67 ms. Allocated memory is still 1.0 GB. Free memory was 698.7 MB in the beginning and 773.8 MB in the end (delta: -75.1 MB). Peak memory consumption was 150.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:01:13,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:13,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:13,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:13,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:13,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:13,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:13,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:13,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:13,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:13,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:13,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:13,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:13,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:13,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:13,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:13,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:13,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:13,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:13,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:13,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:13,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:13,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:13,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:13,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:13,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:13,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:13,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:13,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:13,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:13,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:13,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:13,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:13,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:13,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:13,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:13,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:13,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:13,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:13,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:13,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:13,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:13,360 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:13,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:13,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:13,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:13,369 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:13,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:13,372 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:13,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:13,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:13,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:13,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:13,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:13,375 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:13,376 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:13,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:13,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:13,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:13,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:13,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:13,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:13,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:13,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:13,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:13,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:13,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:13,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:13,385 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:13,385 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:13,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:13,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:13,389 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 -> 6130fdca110c1480a29bbb9b3c6c30b6105c067f [2019-11-27 16:01:14,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:14,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:14,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:14,059 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:14,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:14,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label12.c [2019-11-27 16:01:14,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5123b3e6e/4acc4c6bf4124d19931bc76760a16e71/FLAGf7b7af90a [2019-11-27 16:01:16,469 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:16,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label12.c [2019-11-27 16:01:16,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5123b3e6e/4acc4c6bf4124d19931bc76760a16e71/FLAGf7b7af90a [2019-11-27 16:01:16,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5123b3e6e/4acc4c6bf4124d19931bc76760a16e71 [2019-11-27 16:01:16,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:16,666 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:16,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:16,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:16,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:16,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:16,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:16, skipping insertion in model container [2019-11-27 16:01:16,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:16" (1/1) ... [2019-11-27 16:01:16,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:17,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:23,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:23,116 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:26,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:26,218 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:26,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26 WrapperNode [2019-11-27 16:01:26,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:26,224 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:26,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:26,224 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:26,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:26,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:26,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:26,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:26,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:26,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:27,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:27,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:27,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:27,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:28,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:28,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:28,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:26" (1/1) ... [2019-11-27 16:01:28,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:28,492 INFO L168 Benchmark]: Toolchain (without parser) took 11823.28 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 865.0 MB in the end (delta: 73.8 MB). Peak memory consumption was 317.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:28,494 INFO L168 Benchmark]: CDTParser took 4.19 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:01:28,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9553.50 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 758.4 MB in the end (delta: 180.4 MB). Peak memory consumption was 258.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:28,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 760.16 ms. Allocated memory is still 1.0 GB. Free memory was 758.4 MB in the beginning and 694.5 MB in the end (delta: 63.9 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:28,505 INFO L168 Benchmark]: Boogie Preprocessor took 1501.22 ms. Allocated memory is still 1.0 GB. Free memory was 694.5 MB in the beginning and 865.0 MB in the end (delta: -170.5 MB). Peak memory consumption was 73.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:28,515 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.19 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 9553.50 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 758.4 MB in the end (delta: 180.4 MB). Peak memory consumption was 258.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 760.16 ms. Allocated memory is still 1.0 GB. Free memory was 758.4 MB in the beginning and 694.5 MB in the end (delta: 63.9 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1501.22 ms. Allocated memory is still 1.0 GB. Free memory was 694.5 MB in the beginning and 865.0 MB in the end (delta: -170.5 MB). Peak memory consumption was 73.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...