./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label47.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 263f5bcc0dd18a6a1141604b5838ae66dccd2a0e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label47.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 263f5bcc0dd18a6a1141604b5838ae66dccd2a0e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:36,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:36,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:36,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:36,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:36,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:36,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:36,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:36,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:36,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:36,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:36,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:36,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:36,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:36,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:36,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:36,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:36,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:36,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:36,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:36,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:36,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:36,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:36,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:36,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:36,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:36,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:36,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:36,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:36,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:36,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:36,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:36,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:36,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:36,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:36,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:36,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:36,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:36,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:36,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:36,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:36,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:36,372 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:36,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:36,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:36,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:36,382 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:36,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:36,383 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:36,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:36,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:36,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:36,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:36,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:36,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:36,388 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:36,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:36,392 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:36,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:36,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:36,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:36,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:36,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:36,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:36,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:36,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:36,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:36,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:36,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:36,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:36,403 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 -> 263f5bcc0dd18a6a1141604b5838ae66dccd2a0e [2019-11-27 15:57:36,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:36,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:37,002 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:37,006 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:37,011 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:37,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label47.c [2019-11-27 15:57:37,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db2e891d5/054678856d2f4c86a493a5fc118f47b6/FLAGa9eff7157 [2019-11-27 15:57:38,477 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:38,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label47.c [2019-11-27 15:57:38,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db2e891d5/054678856d2f4c86a493a5fc118f47b6/FLAGa9eff7157 [2019-11-27 15:57:38,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db2e891d5/054678856d2f4c86a493a5fc118f47b6 [2019-11-27 15:57:38,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:38,569 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:38,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:38,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:38,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:38,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,593 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 27.11 03:57:38, skipping insertion in model container [2019-11-27 15:57:38,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:38,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:39,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:39,881 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:40,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:40,264 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:40,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40 WrapperNode [2019-11-27 15:57:40,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:40,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:40,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:40,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:40,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:40,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:40,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:40,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:40,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:40,703 INFO L168 Benchmark]: Toolchain (without parser) took 2126.32 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 944.9 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:40,706 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:40,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1696.80 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 956.3 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:40,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.43 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:40,717 INFO L168 Benchmark]: Boogie Preprocessor took 201.10 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:40,727 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1696.80 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 956.3 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.43 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.10 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 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 0.1.24-509859d [2019-11-27 15:57:44,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:44,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:44,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:44,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:44,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:44,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:44,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:44,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:44,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:44,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:44,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:44,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:44,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:44,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:44,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:44,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:44,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:44,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:44,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:44,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:44,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:44,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:44,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:44,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:44,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:44,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:44,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:44,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:44,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:44,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:44,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:44,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:44,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:44,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:44,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:44,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:44,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:44,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:44,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:44,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:44,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:44,856 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:44,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:44,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:44,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:44,862 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:44,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:44,862 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:44,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:44,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:44,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:44,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:44,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:44,869 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:44,870 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:44,870 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:44,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:44,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:44,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:44,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:44,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:44,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:44,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:44,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:44,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:44,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:44,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:44,877 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:44,880 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:44,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:44,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:44,882 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 -> 263f5bcc0dd18a6a1141604b5838ae66dccd2a0e [2019-11-27 15:57:45,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:45,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:45,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:45,573 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:45,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:45,578 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label47.c [2019-11-27 15:57:45,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e42c34ca/d675ea0dc4a9441894b36b640e52c86a/FLAG333e59b63 [2019-11-27 15:57:47,012 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:47,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label47.c [2019-11-27 15:57:47,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e42c34ca/d675ea0dc4a9441894b36b640e52c86a/FLAG333e59b63 [2019-11-27 15:57:47,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e42c34ca/d675ea0dc4a9441894b36b640e52c86a [2019-11-27 15:57:47,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:47,110 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:47,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:47,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:47,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:47,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,133 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 27.11 03:57:47, skipping insertion in model container [2019-11-27 15:57:47,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:47,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:48,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:48,670 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:49,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:49,084 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:49,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49 WrapperNode [2019-11-27 15:57:49,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:49,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:49,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:49,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:49,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:49,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:49,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:49,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:49,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:49" (1/1) ... [2019-11-27 15:57:49,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:49,568 INFO L168 Benchmark]: Toolchain (without parser) took 2455.44 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 939.0 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:49,575 INFO L168 Benchmark]: CDTParser took 2.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:49,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1973.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.5 MB in the end (delta: 11.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:49,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.60 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:49,584 INFO L168 Benchmark]: Boogie Preprocessor took 229.74 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:49,595 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.71 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 1973.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.5 MB in the end (delta: 11.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.60 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.74 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.0 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...