./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label19.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/Problem05_label19.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 da564eea063c897832d88b4946de92000315cbc7 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label19.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 da564eea063c897832d88b4946de92000315cbc7 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:23:25,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:25,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:25,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:25,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:25,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:25,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:25,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:25,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:25,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:25,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:25,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:25,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:25,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:25,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:25,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:25,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:25,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:25,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:25,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:25,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:25,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:25,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:25,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:25,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:25,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:25,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:25,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:25,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:25,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:25,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:25,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:25,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:25,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:25,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:25,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:25,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:25,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:25,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:25,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:25,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:25,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:25,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:25,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:25,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:25,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:25,542 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:25,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:25,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:25,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:25,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:25,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:25,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:25,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:25,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:25,549 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:25,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:25,552 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:25,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:25,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:25,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:25,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:25,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:25,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:25,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:25,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:25,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:25,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:25,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:25,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:25,559 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 -> da564eea063c897832d88b4946de92000315cbc7 [2019-11-27 09:23:26,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:26,202 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:26,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:26,211 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:26,216 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:26,217 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label19.c [2019-11-27 09:23:26,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e5b6cfef/fafc19abb46a4155a0624b4077f7f4fb/FLAGa4b6c22cb [2019-11-27 09:23:28,367 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:28,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label19.c [2019-11-27 09:23:28,483 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e5b6cfef/fafc19abb46a4155a0624b4077f7f4fb/FLAGa4b6c22cb [2019-11-27 09:23:28,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e5b6cfef/fafc19abb46a4155a0624b4077f7f4fb [2019-11-27 09:23:28,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:28,532 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:28,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:28,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:28,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:28,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:28" (1/1) ... [2019-11-27 09:23:28,557 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 09:23:28, skipping insertion in model container [2019-11-27 09:23:28,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:28" (1/1) ... [2019-11-27 09:23:28,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:29,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:34,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:34,442 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:37,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:37,582 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:37,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37 WrapperNode [2019-11-27 09:23:37,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:37,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:37,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:37,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:37,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:37,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:38,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:38,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:38,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:38,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:39,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:39,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:39,145 INFO L168 Benchmark]: Toolchain (without parser) took 10604.05 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 750.6 MB in the end (delta: 188.0 MB). Peak memory consumption was 188.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,146 INFO L168 Benchmark]: CDTParser took 0.59 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 09:23:39,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9047.18 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 879.4 MB in the end (delta: 59.2 MB). Peak memory consumption was 278.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,151 INFO L168 Benchmark]: Boogie Procedure Inliner took 804.57 ms. Allocated memory is still 1.0 GB. Free memory was 879.4 MB in the beginning and 800.8 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,156 INFO L168 Benchmark]: Boogie Preprocessor took 744.14 ms. Allocated memory is still 1.0 GB. Free memory was 800.8 MB in the beginning and 750.6 MB in the end (delta: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 9047.18 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 879.4 MB in the end (delta: 59.2 MB). Peak memory consumption was 278.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 804.57 ms. Allocated memory is still 1.0 GB. Free memory was 879.4 MB in the beginning and 800.8 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 744.14 ms. Allocated memory is still 1.0 GB. Free memory was 800.8 MB in the beginning and 750.6 MB in the end (delta: 50.1 MB). Peak memory consumption was 50.1 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 09:23:43,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:43,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:43,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:43,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:43,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:43,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:43,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:43,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:43,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:43,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:43,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:43,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:43,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:43,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:43,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:43,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:43,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:43,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:43,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:43,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:43,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:43,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:43,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:43,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:43,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:43,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:43,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:43,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:43,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:43,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:43,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:43,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:43,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:43,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:43,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:43,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:43,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:43,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:43,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:43,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:43,248 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:43,283 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:43,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:43,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:43,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:43,291 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:43,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:43,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:43,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:43,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:43,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:43,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:43,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:43,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:43,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:43,300 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:43,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:43,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:43,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:43,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:43,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:43,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:43,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:43,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:43,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:43,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:43,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:43,305 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:43,307 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:43,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:43,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:43,309 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 -> da564eea063c897832d88b4946de92000315cbc7 [2019-11-27 09:23:43,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:43,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:43,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:43,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:43,921 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:43,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label19.c [2019-11-27 09:23:44,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d84ee1c8/6f9320dbca734de988270b8c562b5fdb/FLAG86585ba03 [2019-11-27 09:23:46,104 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:46,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label19.c [2019-11-27 09:23:46,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d84ee1c8/6f9320dbca734de988270b8c562b5fdb/FLAG86585ba03 [2019-11-27 09:23:46,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d84ee1c8/6f9320dbca734de988270b8c562b5fdb [2019-11-27 09:23:46,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:46,271 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:46,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:46,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:46,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:46,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:46" (1/1) ... [2019-11-27 09:23:46,296 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 09:23:46, skipping insertion in model container [2019-11-27 09:23:46,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:46" (1/1) ... [2019-11-27 09:23:46,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:46,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:52,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:52,387 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:55,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:55,410 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:55,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55 WrapperNode [2019-11-27 09:23:55,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:55,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:55,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:55,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:55,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:55,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:56,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:56,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:56,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:56,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:56,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:56,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:56,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:56,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:56,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:56,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:57,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:57,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:57,130 INFO L168 Benchmark]: Toolchain (without parser) took 10855.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 718.3 MB in the end (delta: 214.6 MB). Peak memory consumption was 214.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:57,131 INFO L168 Benchmark]: CDTParser took 0.47 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 09:23:57,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9136.48 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 855.8 MB in the end (delta: 77.1 MB). Peak memory consumption was 269.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:57,135 INFO L168 Benchmark]: Boogie Procedure Inliner took 907.67 ms. Allocated memory is still 1.0 GB. Free memory was 855.8 MB in the beginning and 780.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:57,139 INFO L168 Benchmark]: Boogie Preprocessor took 797.43 ms. Allocated memory is still 1.0 GB. Free memory was 780.6 MB in the beginning and 718.3 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:57,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 9136.48 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 855.8 MB in the end (delta: 77.1 MB). Peak memory consumption was 269.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 907.67 ms. Allocated memory is still 1.0 GB. Free memory was 855.8 MB in the beginning and 780.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 797.43 ms. Allocated memory is still 1.0 GB. Free memory was 780.6 MB in the beginning and 718.3 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...