./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label19.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 a7fa77716e3c29df1ceef33d1b13b310ab1354b6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label19.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 a7fa77716e3c29df1ceef33d1b13b310ab1354b6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:49,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:49,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:49,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:49,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:49,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:49,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:49,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:49,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:49,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:49,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:49,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:49,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:49,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:49,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:49,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:49,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:49,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:49,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:49,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:49,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:49,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:49,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:49,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:49,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:49,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:49,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:49,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:49,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:49,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:49,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:49,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:49,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:49,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:49,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:49,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:49,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:49,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:49,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:49,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:49,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:49,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:49,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:49,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:49,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:49,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:49,655 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:49,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:49,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:49,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:49,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:49,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:49,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:49,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:49,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:49,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:49,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:49,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:49,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:49,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:49,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:49,665 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:49,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:49,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:49,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:49,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:49,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:49,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:49,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:49,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:49,670 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 -> a7fa77716e3c29df1ceef33d1b13b310ab1354b6 [2019-11-27 09:36:50,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:50,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:50,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:50,318 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:50,323 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:50,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label19.c [2019-11-27 09:36:50,483 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a621e3b8/3f9b834687ab47b38fb6f65327a8478c/FLAG8dfa65519 [2019-11-27 09:36:51,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:51,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label19.c [2019-11-27 09:36:51,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a621e3b8/3f9b834687ab47b38fb6f65327a8478c/FLAG8dfa65519 [2019-11-27 09:36:52,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a621e3b8/3f9b834687ab47b38fb6f65327a8478c [2019-11-27 09:36:52,036 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:52,038 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:52,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:52,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:52,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:52,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:52, skipping insertion in model container [2019-11-27 09:36:52,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:52" (1/1) ... [2019-11-27 09:36:52,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:52,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:53,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:53,959 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:54,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:54,489 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:54,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54 WrapperNode [2019-11-27 09:36:54,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:54,495 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:54,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:54,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:54,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:54,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:54,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:54,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:54,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:54,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:55,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:55,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:55,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:54" (1/1) ... [2019-11-27 09:36:55,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:55,285 INFO L168 Benchmark]: Toolchain (without parser) took 3239.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 897.8 MB in the end (delta: 63.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:55,287 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:55,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2451.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:55,295 INFO L168 Benchmark]: Boogie Procedure Inliner took 374.18 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:55,298 INFO L168 Benchmark]: Boogie Preprocessor took 405.62 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 897.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:55,311 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2451.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 374.18 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 405.62 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 897.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 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-da95e15 [2019-11-27 09:36:59,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:59,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:59,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:59,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:59,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:59,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:59,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:59,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:59,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:59,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:59,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:59,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:59,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:59,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:59,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:59,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:59,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:59,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:59,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:59,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:59,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:59,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:59,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:59,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:59,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:59,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:59,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:59,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:59,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:59,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:59,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:59,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:59,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:59,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:59,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:59,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:59,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:59,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:59,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:59,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:59,468 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:59,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:59,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:59,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:59,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:59,516 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:59,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:59,518 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:59,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:59,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:59,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:59,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:59,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:59,524 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:59,525 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:59,525 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:59,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:59,526 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:59,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:59,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:59,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:59,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:59,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:59,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:59,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:59,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:59,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:59,532 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:59,532 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:59,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:59,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:59,535 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 -> a7fa77716e3c29df1ceef33d1b13b310ab1354b6 [2019-11-27 09:37:00,080 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:00,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:00,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:00,121 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:00,122 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:00,125 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label19.c [2019-11-27 09:37:00,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9a2cf342/ba657696d86e43868e14f708fdc448dc/FLAG0c6388c5d [2019-11-27 09:37:01,820 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:01,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label19.c [2019-11-27 09:37:01,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9a2cf342/ba657696d86e43868e14f708fdc448dc/FLAG0c6388c5d [2019-11-27 09:37:02,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9a2cf342/ba657696d86e43868e14f708fdc448dc [2019-11-27 09:37:02,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:02,131 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:02,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:02,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:02,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:02,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:02" (1/1) ... [2019-11-27 09:37:02,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb698ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:02, skipping insertion in model container [2019-11-27 09:37:02,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:02" (1/1) ... [2019-11-27 09:37:02,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:02,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:04,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:04,148 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:04,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:04,766 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:04,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04 WrapperNode [2019-11-27 09:37:04,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:04,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:04,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:04,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:04,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:05,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:05,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:05,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:05,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:05,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:05,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:05,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:05,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:05,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:05,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:05,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:05,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:05,306 INFO L168 Benchmark]: Toolchain (without parser) took 3171.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.7 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:05,309 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:05,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2636.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:05,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.32 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:05,319 INFO L168 Benchmark]: Boogie Preprocessor took 224.90 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 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. [2019-11-27 09:37:05,328 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2636.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.32 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.90 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 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...