./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label44.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 eb2ed652d9060283eed99b129e3cfec21e515617 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label44.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 eb2ed652d9060283eed99b129e3cfec21e515617 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:43:18,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:18,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:18,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:18,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:18,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:18,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:18,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:18,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:18,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:18,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:18,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:18,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:18,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:18,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:18,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:18,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:18,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:18,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:18,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:18,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:18,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:18,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:18,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:18,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:18,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:18,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:18,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:18,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:18,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:18,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:18,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:18,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:18,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:18,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:18,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:18,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:18,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:18,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:18,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:18,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:18,320 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:18,350 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:18,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:18,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:18,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:18,356 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:18,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:18,359 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:18,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:18,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:18,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:18,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:18,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:18,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:18,362 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:18,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:18,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:18,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:18,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:18,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:18,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:18,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:18,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:18,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:18,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:18,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:18,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:18,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:18,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:18,367 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 -> eb2ed652d9060283eed99b129e3cfec21e515617 [2019-11-27 15:43:18,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:18,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:18,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:18,892 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:18,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:18,898 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-27 15:43:19,012 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c38a514/4eb724aeff7c4ce3be51ff75afdb7639/FLAG4e02afc22 [2019-11-27 15:43:19,919 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:19,925 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-27 15:43:19,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c38a514/4eb724aeff7c4ce3be51ff75afdb7639/FLAG4e02afc22 [2019-11-27 15:43:20,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c38a514/4eb724aeff7c4ce3be51ff75afdb7639 [2019-11-27 15:43:20,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:20,073 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:20,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:20,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:20,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:20,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:20" (1/1) ... [2019-11-27 15:43:20,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:20, skipping insertion in model container [2019-11-27 15:43:20,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:20" (1/1) ... [2019-11-27 15:43:20,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:20,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:20,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:20,943 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:21,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:21,181 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:21,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21 WrapperNode [2019-11-27 15:43:21,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:21,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:21,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:21,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:21,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:21,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:21,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:21,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:21,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:21,471 INFO L168 Benchmark]: Toolchain (without parser) took 1397.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 956.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:21,473 INFO L168 Benchmark]: CDTParser took 0.23 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 15:43:21,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1105.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 962.4 MB in the end (delta: -3.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:21,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.26 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:21,480 INFO L168 Benchmark]: Boogie Preprocessor took 129.97 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:21,485 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1105.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 962.4 MB in the end (delta: -3.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.26 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.97 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:24,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:24,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:24,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:24,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:24,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:24,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:24,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:24,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:24,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:24,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:24,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:24,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:24,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:24,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:24,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:24,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:24,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:24,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:24,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:24,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:24,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:24,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:24,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:24,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:24,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:24,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:24,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:24,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:24,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:24,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:24,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:24,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:24,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:24,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:24,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:24,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:24,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:24,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:24,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:24,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:24,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:24,507 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:24,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:24,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:24,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:24,516 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:24,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:24,516 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:24,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:24,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:24,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:24,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:24,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:24,521 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:24,521 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:24,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:24,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:24,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:24,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:24,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:24,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:24,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:24,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:24,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:24,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:24,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:24,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:24,529 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:24,529 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:24,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:24,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:24,531 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 -> eb2ed652d9060283eed99b129e3cfec21e515617 [2019-11-27 15:43:25,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:25,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:25,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:25,031 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:25,034 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:25,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-27 15:43:25,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61e201d7b/11c72328ecd44338ae826d0edf69e6b1/FLAG1d1a95d52 [2019-11-27 15:43:25,989 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:25,993 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-27 15:43:26,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61e201d7b/11c72328ecd44338ae826d0edf69e6b1/FLAG1d1a95d52 [2019-11-27 15:43:26,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61e201d7b/11c72328ecd44338ae826d0edf69e6b1 [2019-11-27 15:43:26,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:26,212 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:26,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:26,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:26,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:26,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:26" (1/1) ... [2019-11-27 15:43:26,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:26, skipping insertion in model container [2019-11-27 15:43:26,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:26" (1/1) ... [2019-11-27 15:43:26,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:26,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:27,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:27,127 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:27,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:27,370 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:27,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27 WrapperNode [2019-11-27 15:43:27,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:27,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:27,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:27,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:27,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:27,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:27,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:27,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:27,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:27,667 INFO L168 Benchmark]: Toolchain (without parser) took 1455.08 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 956.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:27,669 INFO L168 Benchmark]: CDTParser took 0.24 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 15:43:27,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1159.85 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 968.0 MB in the end (delta: -2.0 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:27,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.23 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:27,677 INFO L168 Benchmark]: Boogie Preprocessor took 148.26 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:27,681 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 1159.85 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 968.0 MB in the end (delta: -2.0 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.23 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.26 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 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...