./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label31.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/Problem03_label31.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 d8454f285d6033292e1cff9939731d958134671b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label31.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 d8454f285d6033292e1cff9939731d958134671b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:21:57,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:57,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:57,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:57,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:57,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:57,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:57,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:57,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:57,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:57,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:57,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:57,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:57,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:57,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:57,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:57,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:57,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:57,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:57,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:57,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:57,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:57,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:57,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:57,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:57,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:57,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:57,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:57,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:57,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:57,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:57,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:57,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:57,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:57,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:57,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:57,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:57,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:57,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:57,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:57,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:57,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:57,469 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:57,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:57,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:57,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:57,477 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:57,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:57,479 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:57,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:57,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:57,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:57,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:57,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:57,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:57,485 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:57,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:57,485 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:57,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:57,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:57,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:57,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:57,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:57,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:57,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:57,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:57,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:57,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:57,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:57,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:57,496 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 -> d8454f285d6033292e1cff9939731d958134671b [2019-11-27 09:21:58,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:58,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:58,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:58,118 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:58,122 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:58,124 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label31.c [2019-11-27 09:21:58,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7aa3d43e/66ef8df94f9e42c39e73a978fe5380e4/FLAGc4eac10a8 [2019-11-27 09:21:59,756 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:59,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label31.c [2019-11-27 09:21:59,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7aa3d43e/66ef8df94f9e42c39e73a978fe5380e4/FLAGc4eac10a8 [2019-11-27 09:21:59,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7aa3d43e/66ef8df94f9e42c39e73a978fe5380e4 [2019-11-27 09:21:59,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:59,863 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:59,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:59,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:59,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:59,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:21:59,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:59, skipping insertion in model container [2019-11-27 09:21:59,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:59" (1/1) ... [2019-11-27 09:21:59,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:00,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:01,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:01,726 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:02,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:02,348 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:02,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:02 WrapperNode [2019-11-27 09:22:02,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:02,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:02,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:02,358 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:02,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:02" (1/1) ... [2019-11-27 09:22:02,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:02" (1/1) ... [2019-11-27 09:22:02,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:02,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:02,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:02,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:02,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:02" (1/1) ... [2019-11-27 09:22:02,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:02" (1/1) ... [2019-11-27 09:22:02,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:02" (1/1) ... [2019-11-27 09:22:02,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:02" (1/1) ... [2019-11-27 09:22:02,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:02" (1/1) ... [2019-11-27 09:22:02,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:02" (1/1) ... [2019-11-27 09:22:02,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:02" (1/1) ... [2019-11-27 09:22:02,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:02,879 INFO L168 Benchmark]: Toolchain (without parser) took 3013.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.4 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:02,880 INFO L168 Benchmark]: CDTParser took 3.13 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 09:22:02,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2487.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:02,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.79 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 914.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:02,891 INFO L168 Benchmark]: Boogie Preprocessor took 246.15 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:02,903 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.13 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 2487.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.79 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 914.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 246.15 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:06,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:06,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:06,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:06,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:06,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:06,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:06,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:06,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:06,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:06,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:06,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:06,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:06,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:06,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:06,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:06,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:06,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:06,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:06,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:06,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:06,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:06,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:06,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:06,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:06,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:06,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:06,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:06,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:06,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:06,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:06,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:06,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:06,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:06,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:06,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:06,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:06,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:06,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:06,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:06,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:06,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:07,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:07,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:07,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:07,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:07,010 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:07,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:07,012 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:07,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:07,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:07,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:07,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:07,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:07,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:07,018 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:07,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:07,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:07,019 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:07,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:07,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:07,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:07,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:07,023 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:07,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:07,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:07,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:07,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:07,025 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:07,027 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:07,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:07,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:07,029 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 -> d8454f285d6033292e1cff9939731d958134671b [2019-11-27 09:22:07,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:07,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:07,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:07,615 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:07,615 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:07,617 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label31.c [2019-11-27 09:22:07,772 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4145535/4d62bc384e4c46a3907e262ca760be15/FLAG1a96cb7dc [2019-11-27 09:22:09,410 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:09,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label31.c [2019-11-27 09:22:09,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4145535/4d62bc384e4c46a3907e262ca760be15/FLAG1a96cb7dc [2019-11-27 09:22:09,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4145535/4d62bc384e4c46a3907e262ca760be15 [2019-11-27 09:22:09,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:09,521 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:09,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:09,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:09,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:09,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:09,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09, skipping insertion in model container [2019-11-27 09:22:09,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:09,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:09,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:11,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:11,497 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:12,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:12,171 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:12,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12 WrapperNode [2019-11-27 09:22:12,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:12,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:12,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:12,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:12,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:12,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:12,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:12,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:12,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:12,692 INFO L168 Benchmark]: Toolchain (without parser) took 3170.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:12,693 INFO L168 Benchmark]: CDTParser took 2.93 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 09:22:12,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2650.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:12,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.17 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:12,702 INFO L168 Benchmark]: Boogie Preprocessor took 225.77 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:12,713 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 2650.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.17 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 225.77 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...