./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem01_label48.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 0efda15f8357629016064e69e444205aff537305 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label48.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 0efda15f8357629016064e69e444205aff537305 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:43,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:43,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:43,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:43,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:43,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:43,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:43,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:43,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:43,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:43,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:43,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:43,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:43,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:43,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:43,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:43,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:43,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:43,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:43,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:43,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:43,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:43,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:43,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:43,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:43,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:43,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:43,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:43,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:43,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:43,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:43,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:43,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:43,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:43,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:43,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:43,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:43,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:43,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:43,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:43,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:43,555 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:43,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:43,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:43,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:43,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:43,607 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:43,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:43,610 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:43,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:43,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:43,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:43,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:43,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:43,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:43,616 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:43,616 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:43,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:43,617 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:43,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:43,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:43,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:43,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:43,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:43,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:43,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:43,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:43,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:43,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:43,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:43,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:43,625 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 -> 0efda15f8357629016064e69e444205aff537305 [2019-11-24 20:39:44,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:44,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:44,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:44,322 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:44,327 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:44,329 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label48.c [2019-11-24 20:39:44,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a7064dd/9d72fb38f34749bca01232d411effc6f/FLAG83f0781e3 [2019-11-24 20:39:45,764 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:45,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label48.c [2019-11-24 20:39:45,802 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a7064dd/9d72fb38f34749bca01232d411effc6f/FLAG83f0781e3 [2019-11-24 20:39:45,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a7064dd/9d72fb38f34749bca01232d411effc6f [2019-11-24 20:39:45,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:45,858 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:45,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:45,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:45,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:45,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:45" (1/1) ... [2019-11-24 20:39:45,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:45, skipping insertion in model container [2019-11-24 20:39:45,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:45" (1/1) ... [2019-11-24 20:39:45,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:46,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:47,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:47,083 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:47,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:47,393 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:47,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47 WrapperNode [2019-11-24 20:39:47,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:47,397 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:47,397 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:47,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:47,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:47,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:47,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:47,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:47,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:47" (1/1) ... [2019-11-24 20:39:47,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:47,806 INFO L168 Benchmark]: Toolchain (without parser) took 1942.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:47,816 INFO L168 Benchmark]: CDTParser took 1.10 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. [2019-11-24 20:39:47,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1534.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:47,822 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.00 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:47,825 INFO L168 Benchmark]: Boogie Preprocessor took 190.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:47,838 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10 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 1534.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.00 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-32f2683 [2019-11-24 20:39:51,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:51,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:51,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:51,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:51,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:51,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:51,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:51,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:51,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:51,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:51,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:51,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:51,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:51,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:51,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:51,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:51,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:51,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:51,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:51,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:51,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:52,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:52,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:52,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:52,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:52,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:52,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:52,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:52,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:52,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:52,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:52,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:52,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:52,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:52,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:52,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:52,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:52,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:52,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:52,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:52,042 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:52,082 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:52,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:52,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:52,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:52,089 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:52,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:52,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:52,092 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:52,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:52,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:52,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:52,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:52,094 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:52,095 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:52,097 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:52,097 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:52,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:52,098 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:52,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:52,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:52,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:52,100 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:52,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:52,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:52,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:52,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:52,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:52,105 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:52,105 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:52,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:52,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:52,108 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 -> 0efda15f8357629016064e69e444205aff537305 [2019-11-24 20:39:52,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:52,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:52,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:52,763 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:52,765 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:52,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label48.c [2019-11-24 20:39:52,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba326fbc4/ad7104d9508c4559bdb7a63d07ef079a/FLAG4b83fa6c3 [2019-11-24 20:39:54,215 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:54,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label48.c [2019-11-24 20:39:54,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba326fbc4/ad7104d9508c4559bdb7a63d07ef079a/FLAG4b83fa6c3 [2019-11-24 20:39:54,302 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba326fbc4/ad7104d9508c4559bdb7a63d07ef079a [2019-11-24 20:39:54,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:54,315 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:54,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:54,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:54,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:54,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:54,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54, skipping insertion in model container [2019-11-24 20:39:54,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:54,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:54,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:55,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:55,647 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:55,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:55,988 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:55,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55 WrapperNode [2019-11-24 20:39:55,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:55,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:55,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:56,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:56,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:56,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:56,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:56,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:56,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:56,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:56,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:56,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:56,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:56,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:56,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:56,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:56,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:56,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:56,425 INFO L168 Benchmark]: Toolchain (without parser) took 2103.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:56,426 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-24 20:39:56,433 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1675.26 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:56,434 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.46 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:56,438 INFO L168 Benchmark]: Boogie Preprocessor took 193.62 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:56,451 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1675.26 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.46 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.62 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...