./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem05_label40.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 6c10eb13351366b10c5a80d1237b6bd4bdd83852 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label40.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 6c10eb13351366b10c5a80d1237b6bd4bdd83852 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:42:40,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:40,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:40,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:40,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:40,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:40,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:40,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:40,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:40,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:40,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:40,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:40,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:40,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:40,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:40,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:40,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:40,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:40,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:40,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:40,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:40,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:40,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:40,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:40,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:40,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:40,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:40,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:40,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:40,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:40,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:40,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:40,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:40,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:40,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:40,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:40,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:40,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:40,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:40,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:40,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:40,445 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:42:40,484 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:40,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:40,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:40,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:40,492 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:40,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:40,494 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:40,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:42:40,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:40,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:40,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:40,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:40,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:40,500 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:40,500 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:40,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:40,501 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:40,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:40,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:40,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:40,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:40,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:40,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:40,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:40,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:40,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:40,506 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:42:40,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:42:40,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:40,510 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 -> 6c10eb13351366b10c5a80d1237b6bd4bdd83852 [2019-11-24 20:42:41,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:41,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:41,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:41,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:41,091 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:41,092 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label40.c [2019-11-24 20:42:41,246 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be9ac2906/e41569e0e85d4884963205848330a4e0/FLAG41646528d [2019-11-24 20:42:43,336 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:43,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label40.c [2019-11-24 20:42:43,451 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be9ac2906/e41569e0e85d4884963205848330a4e0/FLAG41646528d [2019-11-24 20:42:43,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be9ac2906/e41569e0e85d4884963205848330a4e0 [2019-11-24 20:42:43,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:43,513 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:43,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:43,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:43,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:43,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:43,544 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 24.11 08:42:43, skipping insertion in model container [2019-11-24 20:42:43,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:43" (1/1) ... [2019-11-24 20:42:43,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:44,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:48,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:48,864 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:51,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:51,730 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:51,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:51 WrapperNode [2019-11-24 20:42:51,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:51,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:51,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:51,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:51,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:51" (1/1) ... [2019-11-24 20:42:51,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:51" (1/1) ... [2019-11-24 20:42:52,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:52,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:52,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:52,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:52,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:51" (1/1) ... [2019-11-24 20:42:52,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:51" (1/1) ... [2019-11-24 20:42:52,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:51" (1/1) ... [2019-11-24 20:42:52,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:51" (1/1) ... [2019-11-24 20:42:52,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:51" (1/1) ... [2019-11-24 20:42:53,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:51" (1/1) ... [2019-11-24 20:42:53,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:51" (1/1) ... [2019-11-24 20:42:53,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:53,458 INFO L168 Benchmark]: Toolchain (without parser) took 9939.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 741.4 MB in the end (delta: 191.5 MB). Peak memory consumption was 191.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:53,459 INFO L168 Benchmark]: CDTParser took 2.37 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. [2019-11-24 20:42:53,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8218.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.6 MB in the end (delta: 53.4 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:53,467 INFO L168 Benchmark]: Boogie Procedure Inliner took 733.99 ms. Allocated memory is still 1.0 GB. Free memory was 879.6 MB in the beginning and 798.7 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:53,470 INFO L168 Benchmark]: Boogie Preprocessor took 977.62 ms. Allocated memory is still 1.0 GB. Free memory was 798.7 MB in the beginning and 741.4 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:53,479 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.37 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 8218.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.6 MB in the end (delta: 53.4 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 733.99 ms. Allocated memory is still 1.0 GB. Free memory was 879.6 MB in the beginning and 798.7 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 977.62 ms. Allocated memory is still 1.0 GB. Free memory was 798.7 MB in the beginning and 741.4 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 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 0.1.24-32f2683 [2019-11-24 20:42:57,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:57,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:57,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:57,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:57,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:57,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:57,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:57,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:57,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:57,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:57,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:57,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:57,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:57,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:57,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:57,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:57,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:57,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:57,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:57,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:57,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:57,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:57,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:57,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:57,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:57,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:57,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:57,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:57,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:57,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:57,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:57,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:57,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:57,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:57,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:57,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:57,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:57,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:57,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:57,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:57,616 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:42:57,677 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:57,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:57,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:57,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:57,688 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:57,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:57,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:57,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:57,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:57,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:57,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:57,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:57,693 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:57,695 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:42:57,695 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:42:57,695 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:57,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:57,696 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:57,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:57,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:57,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:57,700 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:57,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:57,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:57,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:57,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:57,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:57,704 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:42:57,705 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:42:57,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:57,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:42:57,710 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 -> 6c10eb13351366b10c5a80d1237b6bd4bdd83852 [2019-11-24 20:42:58,268 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:58,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:58,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:58,317 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:58,323 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:58,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label40.c [2019-11-24 20:42:58,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c62820a3/591f9d2e69c240fea0bb93b4cd9c8ae9/FLAG16e9ed34c [2019-11-24 20:43:00,481 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:00,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label40.c [2019-11-24 20:43:00,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c62820a3/591f9d2e69c240fea0bb93b4cd9c8ae9/FLAG16e9ed34c [2019-11-24 20:43:00,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c62820a3/591f9d2e69c240fea0bb93b4cd9c8ae9 [2019-11-24 20:43:00,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:00,634 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:00,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:00,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:00,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:00,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:00" (1/1) ... [2019-11-24 20:43:00,659 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 24.11 08:43:00, skipping insertion in model container [2019-11-24 20:43:00,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:00" (1/1) ... [2019-11-24 20:43:00,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:01,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:06,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:06,054 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:08,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:08,847 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:08,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:08 WrapperNode [2019-11-24 20:43:08,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:08,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:08,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:08,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:08,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:08" (1/1) ... [2019-11-24 20:43:09,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:08" (1/1) ... [2019-11-24 20:43:09,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:09,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:09,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:09,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:09,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:08" (1/1) ... [2019-11-24 20:43:09,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:08" (1/1) ... [2019-11-24 20:43:09,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:08" (1/1) ... [2019-11-24 20:43:09,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:08" (1/1) ... [2019-11-24 20:43:10,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:08" (1/1) ... [2019-11-24 20:43:10,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:08" (1/1) ... [2019-11-24 20:43:10,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:08" (1/1) ... [2019-11-24 20:43:10,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:10,599 INFO L168 Benchmark]: Toolchain (without parser) took 9958.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 714.8 MB in the end (delta: 223.8 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:10,602 INFO L168 Benchmark]: CDTParser took 0.28 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. [2019-11-24 20:43:10,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8213.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 855.7 MB in the end (delta: 82.9 MB). Peak memory consumption was 274.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:10,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 886.62 ms. Allocated memory is still 1.0 GB. Free memory was 855.7 MB in the beginning and 770.9 MB in the end (delta: 84.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:10,610 INFO L168 Benchmark]: Boogie Preprocessor took 851.55 ms. Allocated memory is still 1.0 GB. Free memory was 770.9 MB in the beginning and 714.8 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:10,621 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 8213.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 855.7 MB in the end (delta: 82.9 MB). Peak memory consumption was 274.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 886.62 ms. Allocated memory is still 1.0 GB. Free memory was 855.7 MB in the beginning and 770.9 MB in the end (delta: 84.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 851.55 ms. Allocated memory is still 1.0 GB. Free memory was 770.9 MB in the beginning and 714.8 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...