./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem16_label54.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 245b437aebd4ac29c3c122a84558562ca27311f4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label54.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 245b437aebd4ac29c3c122a84558562ca27311f4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:08,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:08,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:08,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:08,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:08,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:08,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:08,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:08,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:08,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:08,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:08,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:08,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:08,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:08,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:08,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:08,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:08,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:08,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:08,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:08,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:08,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:08,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:08,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:08,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:08,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:08,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:08,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:08,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:08,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:08,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:08,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:08,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:08,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:08,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:08,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:08,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:08,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:08,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:08,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:08,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:08,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:08,391 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:08,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:08,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:08,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:08,396 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:08,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:08,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:08,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:08,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:08,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:08,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:08,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:08,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:08,402 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:08,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:08,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:08,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:08,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:08,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:08,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:08,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:08,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:08,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:08,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:08,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:08,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:08,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:08,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:08,407 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 -> 245b437aebd4ac29c3c122a84558562ca27311f4 [2019-11-25 22:42:08,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:08,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:08,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:08,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:08,902 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:08,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label54.c [2019-11-25 22:42:09,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b640cbd3e/07a66465be8a44d391cb8c4ecb6d9c89/FLAGedce02be0 [2019-11-25 22:42:10,002 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:10,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label54.c [2019-11-25 22:42:10,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b640cbd3e/07a66465be8a44d391cb8c4ecb6d9c89/FLAGedce02be0 [2019-11-25 22:42:10,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b640cbd3e/07a66465be8a44d391cb8c4ecb6d9c89 [2019-11-25 22:42:10,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:10,556 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:10,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:10,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:10,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:10,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:10" (1/1) ... [2019-11-25 22:42:10,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:10, skipping insertion in model container [2019-11-25 22:42:10,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:10" (1/1) ... [2019-11-25 22:42:10,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:10,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:11,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:11,881 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:12,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:12,260 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:12,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12 WrapperNode [2019-11-25 22:42:12,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:12,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:12,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:12,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:12,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:12,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:12,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:12,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:12,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:12" (1/1) ... [2019-11-25 22:42:12,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:12,757 INFO L168 Benchmark]: Toolchain (without parser) took 2197.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 892.4 MB in the end (delta: 67.8 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:12,758 INFO L168 Benchmark]: CDTParser took 2.27 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. [2019-11-25 22:42:12,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1708.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 932.9 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:12,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.88 ms. Allocated memory is still 1.0 GB. Free memory was 932.9 MB in the beginning and 909.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:12,764 INFO L168 Benchmark]: Boogie Preprocessor took 241.31 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:12,771 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.27 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 1708.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 932.9 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.88 ms. Allocated memory is still 1.0 GB. Free memory was 932.9 MB in the beginning and 909.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.31 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 0.1.24-65d6cd2 [2019-11-25 22:42:15,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:15,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:15,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:15,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:15,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:15,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:15,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:15,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:15,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:15,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:15,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:15,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:15,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:15,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:15,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:15,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:15,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:15,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:15,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:15,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:15,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:15,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:15,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:15,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:15,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:15,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:15,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:15,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:15,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:15,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:15,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:15,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:15,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:15,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:15,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:15,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:15,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:15,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:15,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:15,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:15,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:15,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:15,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:15,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:15,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:15,768 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:15,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:15,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:15,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:15,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:15,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:15,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:15,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:15,772 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:15,773 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:15,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:15,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:15,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:15,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:15,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:15,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:15,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:15,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:15,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:15,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:15,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:15,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:15,777 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:15,779 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:15,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:15,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:15,780 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 -> 245b437aebd4ac29c3c122a84558562ca27311f4 [2019-11-25 22:42:16,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:16,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:16,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:16,240 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:16,240 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:16,241 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label54.c [2019-11-25 22:42:16,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99ccec14a/6632ed60e9fc4637925ff74147733105/FLAGb6a9947be [2019-11-25 22:42:17,323 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:17,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label54.c [2019-11-25 22:42:17,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99ccec14a/6632ed60e9fc4637925ff74147733105/FLAGb6a9947be [2019-11-25 22:42:17,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99ccec14a/6632ed60e9fc4637925ff74147733105 [2019-11-25 22:42:17,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:17,405 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:17,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:17,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:17,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:17,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:17, skipping insertion in model container [2019-11-25 22:42:17,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:17" (1/1) ... [2019-11-25 22:42:17,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:17,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:18,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:18,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:19,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:19,159 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:19,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:19 WrapperNode [2019-11-25 22:42:19,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:19,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:19,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:19,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:19,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:19" (1/1) ... [2019-11-25 22:42:19,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:19" (1/1) ... [2019-11-25 22:42:19,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:19,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:19,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:19,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:19,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:19" (1/1) ... [2019-11-25 22:42:19,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:19" (1/1) ... [2019-11-25 22:42:19,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:19" (1/1) ... [2019-11-25 22:42:19,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:19" (1/1) ... [2019-11-25 22:42:19,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:19" (1/1) ... [2019-11-25 22:42:19,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:19" (1/1) ... [2019-11-25 22:42:19,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:19" (1/1) ... [2019-11-25 22:42:19,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:19,516 INFO L168 Benchmark]: Toolchain (without parser) took 2108.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 892.7 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:19,517 INFO L168 Benchmark]: CDTParser took 1.52 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. [2019-11-25 22:42:19,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1757.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 915.6 MB in the end (delta: 38.9 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:19,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.47 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:19,523 INFO L168 Benchmark]: Boogie Preprocessor took 153.65 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:19,534 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 1757.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 915.6 MB in the end (delta: 38.9 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.47 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.65 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 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...