./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label42.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_label42.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 2dc70f935d96729dc0294c803f13c2e43305b69e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label42.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 2dc70f935d96729dc0294c803f13c2e43305b69e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:37:06,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:06,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:06,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:06,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:06,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:06,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:06,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:06,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:06,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:06,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:06,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:06,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:06,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:06,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:06,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:06,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:06,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:06,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:06,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:06,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:06,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:06,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:06,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:06,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:06,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:06,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:06,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:06,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:06,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:06,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:06,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:06,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:06,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:06,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:06,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:06,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:06,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:06,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:06,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:06,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:06,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:06,611 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:06,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:06,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:06,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:06,618 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:06,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:06,618 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:06,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:06,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:06,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:06,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:06,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:06,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:06,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:06,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:06,624 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:06,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:06,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:06,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:06,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:06,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:06,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:06,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:06,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:06,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:06,629 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:06,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:06,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:06,630 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 -> 2dc70f935d96729dc0294c803f13c2e43305b69e [2019-11-27 09:37:07,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:07,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:07,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:07,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:07,217 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:07,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label42.c [2019-11-27 09:37:07,376 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/717543bbd/b0ebf5c6a2a641489c31245773e2bf72/FLAGff5d73968 [2019-11-27 09:37:08,793 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:08,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label42.c [2019-11-27 09:37:08,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/717543bbd/b0ebf5c6a2a641489c31245773e2bf72/FLAGff5d73968 [2019-11-27 09:37:08,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/717543bbd/b0ebf5c6a2a641489c31245773e2bf72 [2019-11-27 09:37:08,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:08,893 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:08,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:08,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:08,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:08,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,920 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 09:37:08, skipping insertion in model container [2019-11-27 09:37:08,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:09,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:10,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:10,818 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:11,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:11,562 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:11,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11 WrapperNode [2019-11-27 09:37:11,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:11,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:11,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:11,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:11,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:11,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:11,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:11,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:11,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:11,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:11,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:11,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:12,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:12,393 INFO L168 Benchmark]: Toolchain (without parser) took 3493.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 892.3 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:12,394 INFO L168 Benchmark]: CDTParser took 0.42 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 09:37:12,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2667.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:12,401 INFO L168 Benchmark]: Boogie Procedure Inliner took 370.76 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 09:37:12,406 INFO L168 Benchmark]: Boogie Preprocessor took 444.15 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:12,420 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2667.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 370.76 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 444.15 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 09:37:16,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:16,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:16,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:16,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:16,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:16,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:16,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:16,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:16,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:16,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:16,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:16,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:16,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:16,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:16,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:16,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:16,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:16,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:16,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:16,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:16,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:16,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:16,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:16,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:16,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:16,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:16,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:16,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:16,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:16,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:16,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:16,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:16,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:16,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:16,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:16,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:16,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:16,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:16,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:16,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:16,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:16,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:16,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:16,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:16,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:16,847 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:16,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:16,850 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:16,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:16,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:16,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:16,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:16,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:16,854 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:16,858 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:16,859 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:16,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:16,859 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:16,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:16,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:16,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:16,861 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:16,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:16,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:16,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:16,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:16,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:16,865 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:16,865 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:16,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:16,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:16,867 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 -> 2dc70f935d96729dc0294c803f13c2e43305b69e [2019-11-27 09:37:17,439 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:17,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:17,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:17,479 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:17,481 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:17,483 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label42.c [2019-11-27 09:37:17,644 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe294f55/532e1fce35a8494e973a514efaf18377/FLAG76603ddd0 [2019-11-27 09:37:19,017 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:19,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label42.c [2019-11-27 09:37:19,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe294f55/532e1fce35a8494e973a514efaf18377/FLAG76603ddd0 [2019-11-27 09:37:19,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe294f55/532e1fce35a8494e973a514efaf18377 [2019-11-27 09:37:19,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:19,342 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:19,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:19,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:19,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:19,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:19" (1/1) ... [2019-11-27 09:37:19,368 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 09:37:19, skipping insertion in model container [2019-11-27 09:37:19,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:19" (1/1) ... [2019-11-27 09:37:19,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:19,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:21,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:21,487 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:22,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:22,407 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:22,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22 WrapperNode [2019-11-27 09:37:22,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:22,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:22,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:22,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:22,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:22,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:22,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:22,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:22,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:23,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:23,026 INFO L168 Benchmark]: Toolchain (without parser) took 3679.67 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 908.4 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:23,028 INFO L168 Benchmark]: CDTParser took 3.07 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 09:37:23,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3065.94 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 931.3 MB in the end (delta: 24.7 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:23,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 321.98 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 919.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:23,038 INFO L168 Benchmark]: Boogie Preprocessor took 283.06 ms. Allocated memory is still 1.0 GB. Free memory was 919.8 MB in the beginning and 908.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:23,049 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.07 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 3065.94 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 931.3 MB in the end (delta: 24.7 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 321.98 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 919.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 283.06 ms. Allocated memory is still 1.0 GB. Free memory was 919.8 MB in the beginning and 908.4 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...