./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label41.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/Problem05_label41.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 f843c3b39b1df513dbda5359caee61cacff188a5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label41.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 f843c3b39b1df513dbda5359caee61cacff188a5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:23:57,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:57,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:57,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:57,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:57,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:57,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:57,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:57,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:57,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:57,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:57,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:57,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:57,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:57,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:57,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:57,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:57,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:57,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:57,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:57,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:57,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:57,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:57,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:57,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:57,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:57,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:57,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:57,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:57,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:57,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:57,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:57,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:57,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:57,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:57,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:57,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:57,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:57,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:57,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:57,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:57,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:57,537 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:57,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:57,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:57,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:57,546 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:57,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:57,547 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:57,548 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:57,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:57,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:57,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:57,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:57,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:57,553 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:57,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:57,554 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:57,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:57,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:57,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:57,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:57,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:57,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:57,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:57,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:57,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:57,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:57,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:57,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:57,561 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 -> f843c3b39b1df513dbda5359caee61cacff188a5 [2019-11-27 09:23:58,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:58,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:58,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:58,191 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:58,192 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:58,195 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-27 09:23:58,351 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89af71343/a3e3852c24c5491bad615698f0f7d5f5/FLAG0cf2fb3a8 [2019-11-27 09:24:00,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:00,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-27 09:24:00,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89af71343/a3e3852c24c5491bad615698f0f7d5f5/FLAG0cf2fb3a8 [2019-11-27 09:24:00,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89af71343/a3e3852c24c5491bad615698f0f7d5f5 [2019-11-27 09:24:00,723 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:00,728 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:00,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:00,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:00,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:00,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:00" (1/1) ... [2019-11-27 09:24:00,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:00, skipping insertion in model container [2019-11-27 09:24:00,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:00" (1/1) ... [2019-11-27 09:24:00,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:01,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:06,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:06,207 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:08,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:08,956 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:08,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:08 WrapperNode [2019-11-27 09:24:08,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:08,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:08,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:08,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:08,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:09,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:09,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:09,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:09,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:09,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:09,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:09,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:09,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:09,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:10,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:10,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:10,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:10,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:10,611 INFO L168 Benchmark]: Toolchain (without parser) took 9879.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 744.7 MB in the end (delta: 193.9 MB). Peak memory consumption was 194.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:10,614 INFO L168 Benchmark]: CDTParser took 0.43 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 09:24:10,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8235.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 878.9 MB in the end (delta: 59.8 MB). Peak memory consumption was 278.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:10,619 INFO L168 Benchmark]: Boogie Procedure Inliner took 849.01 ms. Allocated memory is still 1.0 GB. Free memory was 878.9 MB in the beginning and 802.1 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:10,625 INFO L168 Benchmark]: Boogie Preprocessor took 789.36 ms. Allocated memory is still 1.0 GB. Free memory was 802.1 MB in the beginning and 744.7 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:10,635 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 8235.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 878.9 MB in the end (delta: 59.8 MB). Peak memory consumption was 278.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 849.01 ms. Allocated memory is still 1.0 GB. Free memory was 878.9 MB in the beginning and 802.1 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 789.36 ms. Allocated memory is still 1.0 GB. Free memory was 802.1 MB in the beginning and 744.7 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:24:14,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:14,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:14,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:14,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:14,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:14,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:14,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:14,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:14,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:14,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:14,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:14,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:14,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:14,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:14,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:14,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:14,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:14,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:14,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:14,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:14,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:14,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:14,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:14,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:14,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:14,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:14,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:14,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:14,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:14,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:14,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:14,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:14,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:14,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:14,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:14,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:14,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:14,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:14,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:14,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:14,524 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:14,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:14,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:14,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:14,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:14,572 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:14,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:14,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:14,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:14,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:14,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:14,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:14,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:14,580 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:14,581 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:14,581 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:14,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:14,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:14,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:14,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:14,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:14,586 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:14,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:14,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:14,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:14,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:14,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:14,588 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:14,588 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:14,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:14,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:14,593 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 -> f843c3b39b1df513dbda5359caee61cacff188a5 [2019-11-27 09:24:15,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:15,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:15,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:15,198 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:15,198 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:15,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-27 09:24:15,338 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43aa351f4/4c98d82b863643788a55d38bbd05ec7f/FLAG35f533b90 [2019-11-27 09:24:17,366 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:17,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-27 09:24:17,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43aa351f4/4c98d82b863643788a55d38bbd05ec7f/FLAG35f533b90 [2019-11-27 09:24:17,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43aa351f4/4c98d82b863643788a55d38bbd05ec7f [2019-11-27 09:24:17,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:17,551 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:17,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:17,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:17,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:17,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:17,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17, skipping insertion in model container [2019-11-27 09:24:17,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:17,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:18,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:23,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:23,666 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:26,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:26,490 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:26,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:26 WrapperNode [2019-11-27 09:24:26,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:26,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:26,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:26,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:26,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:26,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:27,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:27,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:27,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:27,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:27,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:27,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:27,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:27,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:27,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:28,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:28,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:28,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:28,344 INFO L168 Benchmark]: Toolchain (without parser) took 10790.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.2 MB in the beginning and 741.2 MB in the end (delta: 199.0 MB). Peak memory consumption was 199.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:28,345 INFO L168 Benchmark]: CDTParser took 0.35 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 09:24:28,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8941.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.2 MB in the beginning and 879.2 MB in the end (delta: 61.0 MB). Peak memory consumption was 282.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:28,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 862.76 ms. Allocated memory is still 1.0 GB. Free memory was 879.2 MB in the beginning and 803.9 MB in the end (delta: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:28,355 INFO L168 Benchmark]: Boogie Preprocessor took 977.98 ms. Allocated memory is still 1.0 GB. Free memory was 803.9 MB in the beginning and 741.2 MB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:28,363 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 8941.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.2 MB in the beginning and 879.2 MB in the end (delta: 61.0 MB). Peak memory consumption was 282.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 862.76 ms. Allocated memory is still 1.0 GB. Free memory was 879.2 MB in the beginning and 803.9 MB in the end (delta: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 977.98 ms. Allocated memory is still 1.0 GB. Free memory was 803.9 MB in the beginning and 741.2 MB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...