./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem01_label21.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 dd54b1bc34218a081600cff9517fd9b1806e0ce2 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label21.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 dd54b1bc34218a081600cff9517fd9b1806e0ce2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:29,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:29,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:29,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:29,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:29,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:29,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:29,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:29,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:29,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:29,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:29,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:29,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:29,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:29,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:29,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:29,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:29,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:29,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:29,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:29,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:29,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:29,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:29,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:29,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:29,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:29,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:29,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:29,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:29,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:29,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:29,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:29,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:29,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:29,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:29,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:29,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:29,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:29,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:29,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:29,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:29,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:29,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:29,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:29,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:29,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:29,406 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:29,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:29,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:29,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:29,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:29,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:29,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:29,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:29,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:29,415 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:29,415 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:29,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:29,416 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:29,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:29,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:29,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:29,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:29,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:29,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:29,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:29,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:29,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:29,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:29,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:29,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:29,428 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 -> dd54b1bc34218a081600cff9517fd9b1806e0ce2 [2019-11-24 20:39:30,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:30,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:30,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:30,042 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:30,048 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:30,049 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label21.c [2019-11-24 20:39:30,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d37a7031/e20eb2efe5b84e8c85ab7bdb6951487a/FLAG5c5f94122 [2019-11-24 20:39:31,459 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:31,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label21.c [2019-11-24 20:39:31,496 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d37a7031/e20eb2efe5b84e8c85ab7bdb6951487a/FLAG5c5f94122 [2019-11-24 20:39:31,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d37a7031/e20eb2efe5b84e8c85ab7bdb6951487a [2019-11-24 20:39:31,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:31,544 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:31,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:31,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:31,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:31,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:31" (1/1) ... [2019-11-24 20:39:31,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:31, skipping insertion in model container [2019-11-24 20:39:31,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:31" (1/1) ... [2019-11-24 20:39:31,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:31,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:32,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:32,730 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:32,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:33,037 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:33,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33 WrapperNode [2019-11-24 20:39:33,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:33,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:33,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:33,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:33,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:33,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:33,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:33,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:33,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:33,427 INFO L168 Benchmark]: Toolchain (without parser) took 1878.55 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 961.6 MB in the end (delta: 53.6 kB). Peak memory consumption was 119.1 kB. Max. memory is 12.5 GB. [2019-11-24 20:39:33,431 INFO L168 Benchmark]: CDTParser took 1.03 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. [2019-11-24 20:39:33,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1487.45 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:33,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.85 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 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. [2019-11-24 20:39:33,442 INFO L168 Benchmark]: Boogie Preprocessor took 179.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:33,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03 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 1487.45 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 196.85 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 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 179.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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 0.1.24-32f2683 [2019-11-24 20:39:37,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:37,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:37,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:37,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:37,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:37,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:37,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:37,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:37,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:37,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:37,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:37,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:37,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:37,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:37,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:37,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:37,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:37,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:37,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:37,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:37,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:37,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:37,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:37,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:37,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:37,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:37,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:37,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:37,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:37,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:37,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:37,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:37,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:37,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:37,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:37,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:37,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:37,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:37,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:37,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:37,612 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:37,655 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:37,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:37,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:37,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:37,661 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:37,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:37,664 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:37,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:37,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:37,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:37,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:37,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:37,667 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:37,669 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:37,670 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:37,670 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:37,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:37,672 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:37,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:37,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:37,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:37,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:37,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:37,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:37,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:37,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:37,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:37,678 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:37,678 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:37,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:37,680 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:37,681 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 -> dd54b1bc34218a081600cff9517fd9b1806e0ce2 [2019-11-24 20:39:38,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:38,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:38,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:38,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:38,344 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:38,345 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label21.c [2019-11-24 20:39:38,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35764b72f/f3532d4480c44f8e983351c2f1d361b4/FLAG7f64d1feb [2019-11-24 20:39:39,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:39,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label21.c [2019-11-24 20:39:39,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35764b72f/f3532d4480c44f8e983351c2f1d361b4/FLAG7f64d1feb [2019-11-24 20:39:39,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35764b72f/f3532d4480c44f8e983351c2f1d361b4 [2019-11-24 20:39:39,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:39,844 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:39,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:39,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:39,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:39,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,874 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 24.11 08:39:39, skipping insertion in model container [2019-11-24 20:39:39,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:40,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:41,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:41,075 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:41,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:41,437 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:41,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41 WrapperNode [2019-11-24 20:39:41,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:41,439 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:41,439 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:41,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:41,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:41,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:41,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:41,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:41,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:41" (1/1) ... [2019-11-24 20:39:41,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:41,849 INFO L168 Benchmark]: Toolchain (without parser) took 2004.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:41,851 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-24 20:39:41,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1580.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 965.1 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:41,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.03 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:41,866 INFO L168 Benchmark]: Boogie Preprocessor took 186.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:41,877 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1580.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 965.1 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.03 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 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...