./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem14_label12.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 21e636d8dc14d5889feae0d6b5b1b339be6780f9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label12.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 21e636d8dc14d5889feae0d6b5b1b339be6780f9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:13,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:13,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:13,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:13,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:13,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:13,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:13,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:13,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:13,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:13,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:13,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:13,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:13,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:13,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:13,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:13,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:13,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:13,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:13,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:13,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:13,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:13,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:13,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:13,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:13,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:13,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:13,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:13,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:13,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:13,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:13,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:13,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:13,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:13,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:13,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:13,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:13,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:13,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:13,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:13,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:13,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:13,394 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:13,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:13,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:13,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:13,402 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:13,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:13,403 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:13,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:13,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:13,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:13,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:13,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:13,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:13,408 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:13,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:13,408 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:13,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:13,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:13,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:13,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:13,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:13,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:13,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:13,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:13,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:13,415 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:13,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:13,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:13,419 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 -> 21e636d8dc14d5889feae0d6b5b1b339be6780f9 [2019-11-26 16:48:13,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:13,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:13,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:13,982 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:13,982 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:13,984 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-26 16:48:14,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901db03ce/fff72eebb545424dbdaf8193972f6e36/FLAG608ce9bec [2019-11-26 16:48:15,432 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:15,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-26 16:48:15,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901db03ce/fff72eebb545424dbdaf8193972f6e36/FLAG608ce9bec [2019-11-26 16:48:15,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901db03ce/fff72eebb545424dbdaf8193972f6e36 [2019-11-26 16:48:15,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:15,523 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:15,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:15,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:15,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:15,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:15,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f662366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15, skipping insertion in model container [2019-11-26 16:48:15,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:15,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:15,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:16,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:16,919 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:17,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:17,310 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:17,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17 WrapperNode [2019-11-26 16:48:17,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:17,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:17,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:17,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:17,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:17,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:17,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:17,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:17,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:17,754 INFO L168 Benchmark]: Toolchain (without parser) took 2224.75 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 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:17,755 INFO L168 Benchmark]: CDTParser took 2.01 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. [2019-11-26 16:48:17,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1787.44 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:17,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:17,763 INFO L168 Benchmark]: Boogie Preprocessor took 192.46 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:17,776 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.01 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 1787.44 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.46 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:21,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:21,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:21,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:21,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:21,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:21,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:21,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:21,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:21,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:21,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:21,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:21,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:21,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:21,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:21,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:21,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:21,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:21,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:21,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:21,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:21,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:21,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:21,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:21,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:21,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:21,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:21,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:21,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:21,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:21,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:21,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:21,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:21,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:21,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:21,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:21,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:21,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:21,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:21,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:21,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:21,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:21,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:21,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:21,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:21,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:21,835 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:21,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:21,836 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:21,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:21,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:21,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:21,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:21,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:21,840 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:21,840 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:21,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:21,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:21,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:21,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:21,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:21,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:21,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:21,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:21,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:21,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:21,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:21,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:21,849 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:21,849 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:21,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:21,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:21,852 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 -> 21e636d8dc14d5889feae0d6b5b1b339be6780f9 [2019-11-26 16:48:22,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:22,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:22,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:22,528 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:22,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:22,530 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-26 16:48:22,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f498f7eff/bb5312daa02e4445b20a2245e7c8fc87/FLAGed61b6f4c [2019-11-26 16:48:24,008 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:24,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2019-11-26 16:48:24,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f498f7eff/bb5312daa02e4445b20a2245e7c8fc87/FLAGed61b6f4c [2019-11-26 16:48:24,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f498f7eff/bb5312daa02e4445b20a2245e7c8fc87 [2019-11-26 16:48:24,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:24,113 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:24,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:24,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:24,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:24,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:24, skipping insertion in model container [2019-11-26 16:48:24,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:24" (1/1) ... [2019-11-26 16:48:24,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:24,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:25,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:25,670 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:26,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:26,045 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:26,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26 WrapperNode [2019-11-26 16:48:26,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:26,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:26,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:26,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:26,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:26,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:26,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:26,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:26,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:26,571 INFO L168 Benchmark]: Toolchain (without parser) took 2453.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 945.0 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:26,572 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:48:26,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1931.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:26,577 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.91 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:26,579 INFO L168 Benchmark]: Boogie Preprocessor took 241.83 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:26,591 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1931.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 271.91 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.83 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...