./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label31.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/Problem19_label31.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 84d00e158b83d076b9bc23282539eb1d5e952a9c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label31.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 84d00e158b83d076b9bc23282539eb1d5e952a9c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:44:28,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:28,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:28,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:28,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:28,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:28,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:28,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:28,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:28,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:28,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:28,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:28,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:28,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:28,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:28,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:28,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:28,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:28,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:28,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:28,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:28,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:28,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:28,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:28,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:28,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:28,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:28,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:28,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:28,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:28,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:28,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:28,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:28,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:28,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:28,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:28,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:28,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:28,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:28,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:28,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:28,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:44:28,328 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:28,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:28,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:28,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:28,336 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:28,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:28,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:28,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:44:28,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:28,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:28,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:28,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:28,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:28,342 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:28,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:28,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:28,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:28,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:28,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:28,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:28,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:28,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:28,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:28,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:28,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:28,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:44:28,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:44:28,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:28,352 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 -> 84d00e158b83d076b9bc23282539eb1d5e952a9c [2019-11-25 22:44:28,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:28,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:28,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:28,973 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:28,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:28,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label31.c [2019-11-25 22:44:29,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f874c1d98/60dc23c348134bddaa4f4230d174d21e/FLAG475456580 [2019-11-25 22:44:31,235 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:31,238 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label31.c [2019-11-25 22:44:31,380 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f874c1d98/60dc23c348134bddaa4f4230d174d21e/FLAG475456580 [2019-11-25 22:44:31,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f874c1d98/60dc23c348134bddaa4f4230d174d21e [2019-11-25 22:44:31,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:31,437 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:31,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:31,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:31,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:31,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:31" (1/1) ... [2019-11-25 22:44:31,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:31, skipping insertion in model container [2019-11-25 22:44:31,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:31" (1/1) ... [2019-11-25 22:44:31,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:32,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:36,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:36,805 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:39,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:39,598 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:39,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:39 WrapperNode [2019-11-25 22:44:39,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:39,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:39,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:39,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:39,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:39" (1/1) ... [2019-11-25 22:44:39,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:39" (1/1) ... [2019-11-25 22:44:41,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:41,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:41,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:41,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:41,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:39" (1/1) ... [2019-11-25 22:44:41,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:39" (1/1) ... [2019-11-25 22:44:41,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:39" (1/1) ... [2019-11-25 22:44:41,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:39" (1/1) ... [2019-11-25 22:44:42,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:39" (1/1) ... [2019-11-25 22:44:42,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:39" (1/1) ... [2019-11-25 22:44:43,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:39" (1/1) ... [2019-11-25 22:44:43,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:43,503 INFO L168 Benchmark]: Toolchain (without parser) took 12062.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 772.3 MB in the end (delta: 160.8 MB). Peak memory consumption was 384.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:43,504 INFO L168 Benchmark]: CDTParser took 0.29 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 22:44:43,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8161.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 867.7 MB in the end (delta: 65.3 MB). Peak memory consumption was 271.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:43,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 1646.53 ms. Allocated memory is still 1.0 GB. Free memory was 867.7 MB in the beginning and 699.2 MB in the end (delta: 168.5 MB). Peak memory consumption was 168.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:43,517 INFO L168 Benchmark]: Boogie Preprocessor took 2245.22 ms. Allocated memory is still 1.0 GB. Free memory was 699.2 MB in the beginning and 772.3 MB in the end (delta: -73.0 MB). Peak memory consumption was 150.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:43,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 8161.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 867.7 MB in the end (delta: 65.3 MB). Peak memory consumption was 271.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1646.53 ms. Allocated memory is still 1.0 GB. Free memory was 867.7 MB in the beginning and 699.2 MB in the end (delta: 168.5 MB). Peak memory consumption was 168.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2245.22 ms. Allocated memory is still 1.0 GB. Free memory was 699.2 MB in the beginning and 772.3 MB in the end (delta: -73.0 MB). Peak memory consumption was 150.7 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 22:44:47,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:47,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:47,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:47,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:47,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:47,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:47,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:47,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:47,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:47,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:47,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:47,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:47,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:47,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:47,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:47,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:47,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:47,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:47,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:47,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:47,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:47,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:47,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:47,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:47,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:47,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:47,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:47,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:47,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:47,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:47,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:47,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:47,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:47,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:47,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:47,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:47,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:47,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:47,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:47,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:47,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:44:47,744 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:47,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:47,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:47,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:47,754 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:47,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:47,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:47,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:47,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:47,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:47,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:47,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:47,760 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:44:47,763 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:44:47,763 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:47,763 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:47,764 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:47,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:47,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:47,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:47,766 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:47,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:47,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:47,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:47,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:47,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:47,770 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:44:47,770 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:44:47,771 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:47,774 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:44:47,775 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 -> 84d00e158b83d076b9bc23282539eb1d5e952a9c [2019-11-25 22:44:48,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:48,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:48,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:48,355 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:48,357 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:48,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label31.c [2019-11-25 22:44:48,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f338d6a90/6e0c514a3b0d4c3481705535b642c0f0/FLAGde3babd1e [2019-11-25 22:44:50,485 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:50,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label31.c [2019-11-25 22:44:50,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f338d6a90/6e0c514a3b0d4c3481705535b642c0f0/FLAGde3babd1e [2019-11-25 22:44:50,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f338d6a90/6e0c514a3b0d4c3481705535b642c0f0 [2019-11-25 22:44:50,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:50,691 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:50,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:50,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:50,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:50,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:50" (1/1) ... [2019-11-25 22:44:50,711 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 25.11 10:44:50, skipping insertion in model container [2019-11-25 22:44:50,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:50" (1/1) ... [2019-11-25 22:44:50,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:51,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:56,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:56,339 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:59,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:59,630 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:59,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:59 WrapperNode [2019-11-25 22:44:59,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:59,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:59,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:59,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:59,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:59" (1/1) ... [2019-11-25 22:44:59,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:59" (1/1) ... [2019-11-25 22:45:00,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:00,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:45:00,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:45:00,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:45:00,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:59" (1/1) ... [2019-11-25 22:45:00,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:59" (1/1) ... [2019-11-25 22:45:00,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:59" (1/1) ... [2019-11-25 22:45:00,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:59" (1/1) ... [2019-11-25 22:45:01,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:59" (1/1) ... [2019-11-25 22:45:01,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:59" (1/1) ... [2019-11-25 22:45:01,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:59" (1/1) ... [2019-11-25 22:45:01,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:45:01,889 INFO L168 Benchmark]: Toolchain (without parser) took 11195.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.8 MB in the end (delta: 67.2 MB). Peak memory consumption was 312.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:01,890 INFO L168 Benchmark]: CDTParser took 0.45 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 22:45:01,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8942.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 760.2 MB in the end (delta: 172.8 MB). Peak memory consumption was 253.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:01,895 INFO L168 Benchmark]: Boogie Procedure Inliner took 726.86 ms. Allocated memory is still 1.0 GB. Free memory was 760.2 MB in the beginning and 688.9 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:01,900 INFO L168 Benchmark]: Boogie Preprocessor took 1518.38 ms. Allocated memory is still 1.0 GB. Free memory was 688.9 MB in the beginning and 865.8 MB in the end (delta: -177.0 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:01,910 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 8942.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 760.2 MB in the end (delta: 172.8 MB). Peak memory consumption was 253.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 726.86 ms. Allocated memory is still 1.0 GB. Free memory was 760.2 MB in the beginning and 688.9 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1518.38 ms. Allocated memory is still 1.0 GB. Free memory was 688.9 MB in the beginning and 865.8 MB in the end (delta: -177.0 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...