./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label53.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 7a6323f0523a6a5e01d0796c8294441d4080a58a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label53.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 7a6323f0523a6a5e01d0796c8294441d4080a58a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:18,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:18,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:18,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:18,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:18,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:18,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:18,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:18,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:18,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:18,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:18,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:18,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:18,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:18,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:18,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:18,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:18,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:18,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:18,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:18,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:18,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:18,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:18,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:18,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:18,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:18,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:18,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:18,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:18,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:18,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:18,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:18,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:18,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:18,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:18,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:18,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:18,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:18,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:18,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:18,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:18,350 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:18,391 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:18,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:18,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:18,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:18,399 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:18,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:18,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:18,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:18,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:18,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:18,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:18,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:18,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:18,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:18,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:18,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:18,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:18,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:18,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:18,408 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:18,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:18,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:18,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:18,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:18,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:18,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:18,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:18,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:18,413 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 -> 7a6323f0523a6a5e01d0796c8294441d4080a58a [2019-11-27 09:33:18,974 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:19,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:19,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:19,013 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:19,015 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:19,019 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-27 09:33:19,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5d8c7de/26326778fe49472c965bddaeabee5fc5/FLAG490c76bbd [2019-11-27 09:33:20,443 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:20,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-27 09:33:20,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5d8c7de/26326778fe49472c965bddaeabee5fc5/FLAG490c76bbd [2019-11-27 09:33:20,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5d8c7de/26326778fe49472c965bddaeabee5fc5 [2019-11-27 09:33:20,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:20,867 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:20,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:20,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:20,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:20,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:20" (1/1) ... [2019-11-27 09:33:20,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:20, skipping insertion in model container [2019-11-27 09:33:20,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:20" (1/1) ... [2019-11-27 09:33:20,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:21,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:22,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:22,532 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:22,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:22,949 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:22,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22 WrapperNode [2019-11-27 09:33:22,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:22,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:22,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:22,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:22,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:23,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:23,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:23,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:23,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:23,501 INFO L168 Benchmark]: Toolchain (without parser) took 2632.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 941.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,502 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:33:23,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2084.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 970.1 MB in the end (delta: -18.4 MB). Peak memory consumption was 41.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 293.20 ms. Allocated memory is still 1.0 GB. Free memory was 970.1 MB in the beginning and 952.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,512 INFO L168 Benchmark]: Boogie Preprocessor took 246.76 ms. Allocated memory is still 1.0 GB. Free memory was 952.9 MB in the beginning and 941.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,525 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2084.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 970.1 MB in the end (delta: -18.4 MB). Peak memory consumption was 41.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 293.20 ms. Allocated memory is still 1.0 GB. Free memory was 970.1 MB in the beginning and 952.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 246.76 ms. Allocated memory is still 1.0 GB. Free memory was 952.9 MB in the beginning and 941.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:27,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:27,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:27,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:27,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:27,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:27,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:27,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:27,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:27,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:27,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:27,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:27,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:27,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:27,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:27,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:27,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:27,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:27,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:27,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:27,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:27,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:27,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:27,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:27,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:27,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:27,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:27,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:27,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:27,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:27,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:27,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:27,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:27,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:27,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:27,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:27,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:27,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:27,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:27,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:27,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:27,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:27,672 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:27,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:27,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:27,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:27,683 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:27,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:27,684 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:27,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:27,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:27,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:27,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:27,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:27,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:27,689 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:27,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:27,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:27,691 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:27,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:27,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:27,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:27,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:27,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:27,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:27,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:27,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:27,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:27,698 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:27,698 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:27,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:27,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:27,700 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 -> 7a6323f0523a6a5e01d0796c8294441d4080a58a [2019-11-27 09:33:28,269 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:28,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:28,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:28,309 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:28,313 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:28,315 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-27 09:33:28,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af27be018/bd7b293f836c48e5b78e02fe79c63919/FLAG676dc7a5e [2019-11-27 09:33:29,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:29,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-27 09:33:29,856 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af27be018/bd7b293f836c48e5b78e02fe79c63919/FLAG676dc7a5e [2019-11-27 09:33:29,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af27be018/bd7b293f836c48e5b78e02fe79c63919 [2019-11-27 09:33:29,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:29,905 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:29,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:29,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:29,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:29,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:29" (1/1) ... [2019-11-27 09:33:29,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:29, skipping insertion in model container [2019-11-27 09:33:29,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:29" (1/1) ... [2019-11-27 09:33:29,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:30,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:31,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:31,617 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:32,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:32,213 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:32,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32 WrapperNode [2019-11-27 09:33:32,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:32,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:32,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:32,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:32,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:32,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:32,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:32,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:32,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:32,672 INFO L168 Benchmark]: Toolchain (without parser) took 2761.25 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 920.4 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,672 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:33:32,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2305.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.6 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,677 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.37 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,685 INFO L168 Benchmark]: Boogie Preprocessor took 211.76 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:32,694 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2305.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.6 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.37 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.76 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 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...