./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem02_label50.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 c88dc41bb0c5752717ba5895f8d33afd40276a61 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem02_label50.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 c88dc41bb0c5752717ba5895f8d33afd40276a61 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:27,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:27,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:27,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:27,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:27,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:27,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:27,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:27,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:27,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:27,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:27,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:27,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:27,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:27,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:27,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:27,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:27,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:27,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:27,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:27,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:27,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:27,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:27,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:27,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:27,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:27,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:27,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:27,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:27,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:27,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:27,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:27,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:27,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:27,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:27,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:27,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:27,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:27,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:27,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:27,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:27,353 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:27,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:27,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:27,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:27,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:27,399 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:27,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:27,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:27,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:27,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:27,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:27,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:27,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:27,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:27,407 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:27,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:27,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:27,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:27,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:27,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:27,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:27,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:27,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:27,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:27,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:27,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:27,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:27,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:27,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:27,415 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 -> c88dc41bb0c5752717ba5895f8d33afd40276a61 [2019-11-25 22:26:27,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:28,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:28,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:28,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:28,025 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:28,026 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label50.c [2019-11-25 22:26:28,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f90a0ca4e/230625dfb9ef4f779675d6edafe8b17f/FLAG0705c3f79 [2019-11-25 22:26:29,422 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:29,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label50.c [2019-11-25 22:26:29,464 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f90a0ca4e/230625dfb9ef4f779675d6edafe8b17f/FLAG0705c3f79 [2019-11-25 22:26:29,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f90a0ca4e/230625dfb9ef4f779675d6edafe8b17f [2019-11-25 22:26:29,508 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:29,515 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:29,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:29,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:29,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:29,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:29" (1/1) ... [2019-11-25 22:26:29,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:29, skipping insertion in model container [2019-11-25 22:26:29,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:29" (1/1) ... [2019-11-25 22:26:29,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:29,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:30,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:30,711 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:30,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:31,018 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:31,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31 WrapperNode [2019-11-25 22:26:31,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:31,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:31,024 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:31,024 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:31,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:31,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:31,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:31,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:31,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:31,448 INFO L168 Benchmark]: Toolchain (without parser) took 1927.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.7 MB in the end (delta: -3.6 kB). Peak memory consumption was 61.9 kB. Max. memory is 12.5 GB. [2019-11-25 22:26:31,453 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 22:26:31,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1504.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:31,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.36 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:31,465 INFO L168 Benchmark]: Boogie Preprocessor took 181.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:31,472 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1504.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.36 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 181.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-65d6cd2 [2019-11-25 22:26:35,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:35,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:35,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:35,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:35,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:35,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:35,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:35,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:35,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:35,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:35,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:35,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:35,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:35,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:35,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:35,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:35,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:35,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:35,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:35,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:35,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:35,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:35,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:35,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:35,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:35,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:35,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:35,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:35,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:35,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:35,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:35,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:35,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:35,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:35,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:35,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:35,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:35,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:35,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:35,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:35,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:35,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:35,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:35,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:35,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:35,541 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:35,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:35,542 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:35,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:35,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:35,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:35,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:35,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:35,545 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:35,547 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:35,547 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:35,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:35,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:35,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:35,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:35,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:35,552 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:35,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:35,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:35,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:35,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:35,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:35,559 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:35,561 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:35,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:35,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:35,562 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 -> c88dc41bb0c5752717ba5895f8d33afd40276a61 [2019-11-25 22:26:36,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:36,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:36,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:36,245 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:36,245 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:36,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label50.c [2019-11-25 22:26:36,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/123ff005b/8fbf4cc21c9e42289812c7ca88d2b0ed/FLAGe4b6d8cb5 [2019-11-25 22:26:37,615 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:37,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label50.c [2019-11-25 22:26:37,648 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/123ff005b/8fbf4cc21c9e42289812c7ca88d2b0ed/FLAGe4b6d8cb5 [2019-11-25 22:26:38,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/123ff005b/8fbf4cc21c9e42289812c7ca88d2b0ed [2019-11-25 22:26:38,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:38,083 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:38,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:38,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:38,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:38,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:38" (1/1) ... [2019-11-25 22:26:38,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:38, skipping insertion in model container [2019-11-25 22:26:38,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:38" (1/1) ... [2019-11-25 22:26:38,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:38,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:39,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:39,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:39,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:39,586 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:39,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39 WrapperNode [2019-11-25 22:26:39,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:39,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:39,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:39,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:39,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:39,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:39,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:39,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:39,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:40,008 INFO L168 Benchmark]: Toolchain (without parser) took 1918.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.2 MB in the end (delta: -6.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:40,012 INFO L168 Benchmark]: CDTParser took 1.76 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. [2019-11-25 22:26:40,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1503.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 983.7 MB in the end (delta: -17.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:40,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.18 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:40,022 INFO L168 Benchmark]: Boogie Preprocessor took 201.61 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:40,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 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 1503.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 983.7 MB in the end (delta: -17.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.18 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.61 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...