./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label23.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/Problem15_label23.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 f0da2a8943857d5b90747dee6fedc05a346e0593 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label23.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 f0da2a8943857d5b90747dee6fedc05a346e0593 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:36:09,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:09,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:09,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:09,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:09,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:09,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:09,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:09,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:09,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:09,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:09,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:09,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:09,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:09,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:09,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:09,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:09,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:09,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:09,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:09,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:09,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:09,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:09,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:09,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:09,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:09,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:09,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:09,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:09,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:09,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:09,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:09,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:09,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:09,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:09,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:09,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:09,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:09,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:09,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:09,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:09,508 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:09,548 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:09,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:09,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:09,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:09,556 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:09,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:09,559 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:09,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:09,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:09,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:09,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:09,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:09,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:09,562 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:09,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:09,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:09,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:09,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:09,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:09,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:09,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:09,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:09,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:09,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:09,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:09,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:09,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:09,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:09,571 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 -> f0da2a8943857d5b90747dee6fedc05a346e0593 [2019-11-27 09:36:10,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:10,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:10,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:10,143 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:10,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:10,146 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-27 09:36:10,305 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09c65324a/d2199ee9579849e7a3dcd774b15958ad/FLAG21d38eacb [2019-11-27 09:36:11,757 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:11,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-27 09:36:11,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09c65324a/d2199ee9579849e7a3dcd774b15958ad/FLAG21d38eacb [2019-11-27 09:36:11,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09c65324a/d2199ee9579849e7a3dcd774b15958ad [2019-11-27 09:36:11,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:11,867 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:11,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:11,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:11,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:11,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:11,890 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 27.11 09:36:11, skipping insertion in model container [2019-11-27 09:36:11,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:11,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:12,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:13,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:13,940 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:14,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:14,630 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:14,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14 WrapperNode [2019-11-27 09:36:14,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:14,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:14,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:14,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:14,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:14,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:15,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:15,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:15,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:15,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:15,659 INFO L168 Benchmark]: Toolchain (without parser) took 3789.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.2 MB in the end (delta: 98.6 MB). Peak memory consumption was 98.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:15,660 INFO L168 Benchmark]: CDTParser took 3.85 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 09:36:15,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2766.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:15,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 499.16 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:15,671 INFO L168 Benchmark]: Boogie Preprocessor took 511.80 ms. Allocated memory is still 1.0 GB. Free memory was 874.7 MB in the beginning and 857.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:15,685 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.85 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 2766.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 499.16 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 511.80 ms. Allocated memory is still 1.0 GB. Free memory was 874.7 MB in the beginning and 857.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 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 09:36:19,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:19,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:19,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:19,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:19,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:19,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:19,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:19,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:19,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:19,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:19,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:19,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:19,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:19,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:19,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:19,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:19,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:19,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:19,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:19,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:19,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:19,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:19,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:19,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:19,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:19,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:19,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:19,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:19,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:19,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:19,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:19,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:19,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:19,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:19,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:19,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:19,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:19,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:19,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:19,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:19,706 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:19,750 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:19,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:19,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:19,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:19,758 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:19,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:19,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:19,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:19,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:19,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:19,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:19,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:19,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:19,766 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:19,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:19,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:19,767 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:19,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:19,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:19,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:19,770 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:19,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:19,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:19,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:19,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:19,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:19,773 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:19,773 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:19,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:19,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:19,778 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 -> f0da2a8943857d5b90747dee6fedc05a346e0593 [2019-11-27 09:36:20,330 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:20,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:20,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:20,370 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:20,372 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:20,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-27 09:36:20,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b94bd9faf/71b3d1dd52a44fffb97d91a90302de2f/FLAG516d536de [2019-11-27 09:36:22,034 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:22,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-27 09:36:22,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b94bd9faf/71b3d1dd52a44fffb97d91a90302de2f/FLAG516d536de [2019-11-27 09:36:22,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b94bd9faf/71b3d1dd52a44fffb97d91a90302de2f [2019-11-27 09:36:22,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:22,139 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:22,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:22,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:22,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:22,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:22" (1/1) ... [2019-11-27 09:36:22,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:22, skipping insertion in model container [2019-11-27 09:36:22,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:22" (1/1) ... [2019-11-27 09:36:22,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:22,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:24,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:24,425 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:25,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:25,260 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:25,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25 WrapperNode [2019-11-27 09:36:25,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:25,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:25,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:25,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:25,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:25,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:25,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:25,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:25,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:25,962 INFO L168 Benchmark]: Toolchain (without parser) took 3818.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.0 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,963 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:25,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3120.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 343.12 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,974 INFO L168 Benchmark]: Boogie Preprocessor took 347.46 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3120.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 343.12 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 347.46 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 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...