./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label49.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/Problem12_label49.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 36ecd8d7cf50f1b4da9f404f56adf14923cc275b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label49.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 36ecd8d7cf50f1b4da9f404f56adf14923cc275b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:52,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:52,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:52,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:52,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:52,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:52,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:52,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:52,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:52,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:52,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:52,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:52,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:52,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:52,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:52,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:52,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:52,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:52,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:52,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:52,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:52,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:52,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:52,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:52,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:52,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:52,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:52,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:52,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:52,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:52,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:52,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:52,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:52,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:52,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:52,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:52,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:52,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:52,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:52,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:52,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:52,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:52,504 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:52,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:52,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:52,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:52,513 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:52,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:52,514 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:52,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:52,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:52,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:52,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:52,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:52,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:52,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:52,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:52,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:52,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:52,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:52,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:52,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:52,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:52,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:52,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:52,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:52,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:52,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:52,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:52,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:52,527 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 -> 36ecd8d7cf50f1b4da9f404f56adf14923cc275b [2019-11-26 16:46:53,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:53,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:53,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:53,094 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:53,097 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:53,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-26 16:46:53,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/959ea65e1/39933d637c0340178f6c23b20142b551/FLAG12381aab2 [2019-11-26 16:46:54,910 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:54,914 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-26 16:46:54,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/959ea65e1/39933d637c0340178f6c23b20142b551/FLAG12381aab2 [2019-11-26 16:46:55,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/959ea65e1/39933d637c0340178f6c23b20142b551 [2019-11-26 16:46:55,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:55,045 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:55,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:55,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:55,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:55,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:55" (1/1) ... [2019-11-26 16:46:55,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:55, skipping insertion in model container [2019-11-26 16:46:55,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:55" (1/1) ... [2019-11-26 16:46:55,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:55,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:58,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:58,175 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:59,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:59,625 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:59,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59 WrapperNode [2019-11-26 16:46:59,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:59,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:59,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:59,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:59,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:46:59,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:00,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:00,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:00,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:00,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:00,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:00,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:00,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:00,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:01,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:01,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:01,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:01,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:01,937 INFO L168 Benchmark]: Toolchain (without parser) took 6885.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 913.1 MB in the end (delta: 37.1 MB). Peak memory consumption was 316.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:01,939 INFO L168 Benchmark]: CDTParser took 0.32 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 16:47:01,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4581.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:01,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 865.18 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:01,952 INFO L168 Benchmark]: Boogie Preprocessor took 1433.46 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 913.1 MB in the end (delta: -161.0 MB). Peak memory consumption was 118.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:01,962 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 4581.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 865.18 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1433.46 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 913.1 MB in the end (delta: -161.0 MB). Peak memory consumption was 118.2 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 16:47:05,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:05,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:05,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:05,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:05,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:05,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:05,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:05,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:05,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:05,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:05,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:05,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:05,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:05,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:05,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:05,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:05,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:05,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:05,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:05,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:05,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:05,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:05,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:05,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:05,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:05,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:05,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:05,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:05,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:05,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:05,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:05,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:05,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:05,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:05,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:05,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:05,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:05,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:05,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:05,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:05,982 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:06,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:06,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:06,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:06,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:06,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:06,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:06,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:06,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:06,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:06,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:06,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:06,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:06,041 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:06,044 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:06,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:06,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:06,045 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:06,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:06,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:06,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:06,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:06,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:06,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:06,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:06,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:06,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:06,054 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:06,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:06,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:06,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:06,057 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 -> 36ecd8d7cf50f1b4da9f404f56adf14923cc275b [2019-11-26 16:47:06,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:06,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:06,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:06,634 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:06,638 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:06,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-26 16:47:06,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7b7f6995/58ec05a9b6d54791b3a6cbacaab38ea4/FLAG78732629f [2019-11-26 16:47:08,558 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:08,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-26 16:47:08,647 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7b7f6995/58ec05a9b6d54791b3a6cbacaab38ea4/FLAG78732629f [2019-11-26 16:47:08,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7b7f6995/58ec05a9b6d54791b3a6cbacaab38ea4 [2019-11-26 16:47:08,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:08,700 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:08,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:08,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:08,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:08,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:08,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08, skipping insertion in model container [2019-11-26 16:47:08,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:08,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:09,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:12,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:12,403 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:14,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:14,104 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:14,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14 WrapperNode [2019-11-26 16:47:14,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:14,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:14,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:14,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:14,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:14,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:14,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:14,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:14,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:14,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:14,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:14,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:14,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:14,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:14,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:15,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:15,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:14" (1/1) ... [2019-11-26 16:47:15,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:15,538 INFO L168 Benchmark]: Toolchain (without parser) took 6834.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 937.0 MB in the end (delta: 13.2 MB). Peak memory consumption was 284.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:15,539 INFO L168 Benchmark]: CDTParser took 0.36 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 16:47:15,543 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5405.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:15,544 INFO L168 Benchmark]: Boogie Procedure Inliner took 506.90 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:15,549 INFO L168 Benchmark]: Boogie Preprocessor took 915.72 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 937.0 MB in the end (delta: -202.1 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:15,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 5405.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 506.90 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 915.72 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 937.0 MB in the end (delta: -202.1 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...