./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label03.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 c4a7926950d495e4304e18c122afe56ada038839 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label03.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 c4a7926950d495e4304e18c122afe56ada038839 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:18,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:18,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:18,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:18,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:18,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:18,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:18,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:18,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:18,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:18,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:18,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:18,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:18,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:18,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:18,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:18,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:18,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:18,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:18,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:18,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:18,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:18,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:18,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:18,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:18,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:18,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:18,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:18,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:18,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:18,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:18,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:18,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:18,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:18,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:18,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:18,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:18,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:18,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:18,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:18,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:18,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:18,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:18,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:18,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:18,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:18,538 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:18,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:18,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:18,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:18,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:18,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:18,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:18,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:18,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:18,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:18,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:18,546 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:18,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:18,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:18,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:18,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:18,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:18,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:18,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:18,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:18,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:18,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:18,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:18,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:18,553 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 -> c4a7926950d495e4304e18c122afe56ada038839 [2019-11-27 09:22:19,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:19,234 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:19,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:19,244 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:19,246 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:19,250 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label03.c [2019-11-27 09:22:19,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2154feb8/a95ad6dc2aed4d73b10e960cb27c5e3a/FLAG2a7ed4c4d [2019-11-27 09:22:21,117 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:21,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label03.c [2019-11-27 09:22:21,208 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2154feb8/a95ad6dc2aed4d73b10e960cb27c5e3a/FLAG2a7ed4c4d [2019-11-27 09:22:21,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2154feb8/a95ad6dc2aed4d73b10e960cb27c5e3a [2019-11-27 09:22:21,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:21,260 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:21,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:21,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:21,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:21,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:21,282 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 09:22:21, skipping insertion in model container [2019-11-27 09:22:21,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:21,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:21,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:24,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:24,876 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:26,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:26,618 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:26,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26 WrapperNode [2019-11-27 09:22:26,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:26,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:26,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:26,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:26,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:26,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:27,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:27,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:27,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:27,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:27,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:27,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:27,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:27,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:27,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:27,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:27,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:27,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:27,748 INFO L168 Benchmark]: Toolchain (without parser) took 6482.16 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 739.4 MB in the end (delta: 205.1 MB). Peak memory consumption was 205.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:27,749 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:27,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5360.52 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 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:27,755 INFO L168 Benchmark]: Boogie Procedure Inliner took 564.51 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:27,759 INFO L168 Benchmark]: Boogie Preprocessor took 551.42 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 739.4 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:27,772 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5360.52 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 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 564.51 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 551.42 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 739.4 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:31,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:31,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:31,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:31,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:31,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:31,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:31,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:31,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:31,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:31,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:31,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:31,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:31,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:31,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:31,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:31,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:31,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:31,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:31,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:31,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:31,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:31,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:31,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:31,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:31,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:31,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:31,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:31,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:31,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:31,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:31,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:31,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:31,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:31,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:31,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:31,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:31,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:31,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:31,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:31,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:31,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:31,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:31,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:31,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:31,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:31,992 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:31,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:31,993 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:31,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:31,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:31,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:31,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:31,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:31,995 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:31,996 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:31,996 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:31,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:31,998 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:31,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:31,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:31,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:32,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:32,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:32,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:32,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:32,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:32,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:32,004 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:32,004 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:32,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:32,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:32,006 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 -> c4a7926950d495e4304e18c122afe56ada038839 [2019-11-27 09:22:32,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:32,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:32,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:32,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:32,590 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:32,592 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label03.c [2019-11-27 09:22:32,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c9960df5/a2732e2f7b72486d992de45691effb94/FLAGf5c98e126 [2019-11-27 09:22:34,582 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:34,583 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label03.c [2019-11-27 09:22:34,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c9960df5/a2732e2f7b72486d992de45691effb94/FLAGf5c98e126 [2019-11-27 09:22:34,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c9960df5/a2732e2f7b72486d992de45691effb94 [2019-11-27 09:22:34,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:34,726 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:34,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:34,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:34,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:34,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:34,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:34, skipping insertion in model container [2019-11-27 09:22:34,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:34,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:35,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:38,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:38,420 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:40,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:40,087 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:40,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40 WrapperNode [2019-11-27 09:22:40,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:40,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:40,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:40,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:40,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:40,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:40,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:40,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:40,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:41,158 INFO L168 Benchmark]: Toolchain (without parser) took 6426.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 733.1 MB in the end (delta: 217.1 MB). Peak memory consumption was 217.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,160 INFO L168 Benchmark]: CDTParser took 2.70 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:41,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5363.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,166 INFO L168 Benchmark]: Boogie Procedure Inliner took 521.38 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,168 INFO L168 Benchmark]: Boogie Preprocessor took 535.96 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,180 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.70 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 5363.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 521.38 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 535.96 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...