./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label51.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/Problem13_label51.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 bfc7c4d36e4918c25d5307842107a29bce724f1e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label51.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 bfc7c4d36e4918c25d5307842107a29bce724f1e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:35:02,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:02,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:02,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:02,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:02,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:02,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:02,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:02,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:02,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:02,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:02,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:02,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:02,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:02,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:02,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:02,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:02,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:02,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:02,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:02,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:02,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:02,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:02,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:02,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:02,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:02,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:02,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:02,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:02,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:02,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:02,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:02,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:02,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:02,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:02,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:02,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:02,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:02,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:02,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:02,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:02,411 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:02,467 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:02,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:02,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:02,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:02,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:02,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:02,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:02,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:02,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:02,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:02,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:02,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:02,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:02,484 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:02,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:02,487 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:02,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:02,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:02,488 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:02,489 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:02,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:02,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:02,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:02,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:02,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:02,494 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:02,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:02,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:02,495 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 -> bfc7c4d36e4918c25d5307842107a29bce724f1e [2019-11-27 09:35:03,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:03,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:03,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:03,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:03,161 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:03,163 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label51.c [2019-11-27 09:35:03,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/994542d82/0227628fc678413f8e22673ce54ec152/FLAGc6e812cc5 [2019-11-27 09:35:05,137 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:05,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label51.c [2019-11-27 09:35:05,248 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/994542d82/0227628fc678413f8e22673ce54ec152/FLAGc6e812cc5 [2019-11-27 09:35:05,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/994542d82/0227628fc678413f8e22673ce54ec152 [2019-11-27 09:35:05,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:05,301 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:05,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:05,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:05,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:05,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:05" (1/1) ... [2019-11-27 09:35:05,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:05, skipping insertion in model container [2019-11-27 09:35:05,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:05" (1/1) ... [2019-11-27 09:35:05,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:05,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:08,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:08,850 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:10,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:10,505 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:10,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10 WrapperNode [2019-11-27 09:35:10,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:10,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:10,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:10,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:10,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:10,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:12,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:12,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:12,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:12,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:12,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:12,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:12,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:12,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:12,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:12,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:13,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:13,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:13,207 INFO L168 Benchmark]: Toolchain (without parser) took 7898.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 797.6 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,208 INFO L168 Benchmark]: CDTParser took 2.31 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 09:35:13,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5201.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 779.6 MB in the end (delta: 163.5 MB). Peak memory consumption was 163.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 1564.41 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.3 MB in the end (delta: -91.8 MB). Peak memory consumption was 138.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,221 INFO L168 Benchmark]: Boogie Preprocessor took 1121.27 ms. Allocated memory is still 1.0 GB. Free memory was 871.3 MB in the beginning and 797.6 MB in the end (delta: 73.7 MB). Peak memory consumption was 73.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 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 5201.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 779.6 MB in the end (delta: 163.5 MB). Peak memory consumption was 163.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1564.41 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.3 MB in the end (delta: -91.8 MB). Peak memory consumption was 138.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1121.27 ms. Allocated memory is still 1.0 GB. Free memory was 871.3 MB in the beginning and 797.6 MB in the end (delta: 73.7 MB). Peak memory consumption was 73.7 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-da95e15 [2019-11-27 09:35:17,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:17,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:17,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:17,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:17,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:17,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:17,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:17,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:17,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:17,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:17,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:17,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:17,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:17,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:17,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:17,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:17,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:17,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:17,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:17,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:17,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:17,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:17,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:17,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:17,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:17,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:17,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:17,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:17,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:17,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:17,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:17,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:17,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:17,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:17,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:17,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:17,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:17,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:17,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:17,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:17,377 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:17,421 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:17,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:17,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:17,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:17,426 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:17,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:17,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:17,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:17,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:17,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:17,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:17,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:17,433 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:17,434 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:17,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:17,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:17,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:17,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:17,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:17,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:17,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:17,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:17,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:17,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:17,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:17,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:17,442 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:17,442 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:17,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:17,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:17,444 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 -> bfc7c4d36e4918c25d5307842107a29bce724f1e [2019-11-27 09:35:18,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:18,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:18,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:18,104 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:18,107 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:18,109 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label51.c [2019-11-27 09:35:18,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0832e73c3/00243beaa9894d02ac92f1baf3e7abfd/FLAG5582032d8 [2019-11-27 09:35:19,997 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:19,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label51.c [2019-11-27 09:35:20,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0832e73c3/00243beaa9894d02ac92f1baf3e7abfd/FLAG5582032d8 [2019-11-27 09:35:20,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0832e73c3/00243beaa9894d02ac92f1baf3e7abfd [2019-11-27 09:35:20,122 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:20,129 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:20,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:20,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:20,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:20,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:20" (1/1) ... [2019-11-27 09:35:20,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:20, skipping insertion in model container [2019-11-27 09:35:20,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:20" (1/1) ... [2019-11-27 09:35:20,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:20,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:24,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:24,547 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:26,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:26,854 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:26,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26 WrapperNode [2019-11-27 09:35:26,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:26,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:26,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:26,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:26,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:27,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:27,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:27,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:27,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:28,002 INFO L168 Benchmark]: Toolchain (without parser) took 7869.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 885.2 MB in the end (delta: 59.3 MB). Peak memory consumption was 59.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:28,003 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:28,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6726.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:28,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 708.36 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 918.5 MB in the end (delta: -202.0 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:28,013 INFO L168 Benchmark]: Boogie Preprocessor took 427.93 ms. Allocated memory is still 1.0 GB. Free memory was 918.5 MB in the beginning and 885.2 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:28,023 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6726.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 708.36 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 918.5 MB in the end (delta: -202.0 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 427.93 ms. Allocated memory is still 1.0 GB. Free memory was 918.5 MB in the beginning and 885.2 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...