./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label49.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/Problem12_label49.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 36ecd8d7cf50f1b4da9f404f56adf14923cc275b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label49.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 36ecd8d7cf50f1b4da9f404f56adf14923cc275b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:52:49,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:49,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:49,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:49,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:49,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:49,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:49,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:49,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:49,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:49,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:49,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:49,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:49,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:49,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:49,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:49,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:49,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:49,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:49,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:49,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:49,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:49,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:49,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:49,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:49,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:49,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:49,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:49,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:49,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:49,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:49,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:49,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:49,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:49,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:49,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:49,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:49,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:49,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:49,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:49,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:49,723 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:49,761 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:49,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:49,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:49,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:49,769 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:49,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:49,770 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:49,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:49,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:49,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:49,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:49,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:49,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:49,778 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:49,778 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:49,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:49,779 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:49,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:49,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:49,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:49,780 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:49,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:49,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:49,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:49,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:49,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:49,783 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:49,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:49,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:49,785 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 -> 36ecd8d7cf50f1b4da9f404f56adf14923cc275b [2019-11-24 20:52:50,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:50,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:50,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:50,351 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:50,356 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:50,357 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-24 20:52:50,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29540ed6b/a18faf6d54db4b0caf62adee350c153b/FLAG6f14408dd [2019-11-24 20:52:52,218 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:52,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-24 20:52:52,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29540ed6b/a18faf6d54db4b0caf62adee350c153b/FLAG6f14408dd [2019-11-24 20:52:52,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29540ed6b/a18faf6d54db4b0caf62adee350c153b [2019-11-24 20:52:52,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:52,352 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:52,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:52,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:52,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:52,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:52" (1/1) ... [2019-11-24 20:52:52,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:52, skipping insertion in model container [2019-11-24 20:52:52,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:52" (1/1) ... [2019-11-24 20:52:52,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:52,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:55,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:55,805 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:57,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:57,287 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:57,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57 WrapperNode [2019-11-24 20:52:57,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:57,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:57,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:57,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:57,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:57,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:58,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:58,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:58,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:58,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:58,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:57" (1/1) ... [2019-11-24 20:52:59,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:59,337 INFO L168 Benchmark]: Toolchain (without parser) took 6980.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 913.4 MB in the end (delta: 36.9 MB). Peak memory consumption was 316.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:59,338 INFO L168 Benchmark]: CDTParser took 0.95 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 20:52:59,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4931.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.6 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:59,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 814.18 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 752.1 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:59,349 INFO L168 Benchmark]: Boogie Preprocessor took 1221.72 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 913.4 MB in the end (delta: -161.3 MB). Peak memory consumption was 118.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:59,360 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 4931.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.6 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 814.18 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 752.1 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1221.72 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 913.4 MB in the end (delta: -161.3 MB). Peak memory consumption was 118.2 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 0.1.24-32f2683 [2019-11-24 20:53:03,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:03,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:03,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:03,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:03,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:03,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:03,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:03,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:03,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:03,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:03,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:03,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:03,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:03,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:03,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:03,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:03,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:03,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:03,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:03,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:03,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:03,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:03,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:03,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:03,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:03,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:03,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:03,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:03,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:03,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:03,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:03,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:03,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:03,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:03,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:03,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:03,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:03,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:03,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:03,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:03,441 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:03,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:03,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:03,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:03,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:03,508 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:03,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:03,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:03,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:03,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:03,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:03,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:03,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:03,513 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:03,514 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:03,516 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:03,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:03,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:03,517 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:03,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:03,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:03,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:03,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:03,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:03,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:03,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:03,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:03,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:03,523 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:03,524 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:03,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:03,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:03,529 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 -> 36ecd8d7cf50f1b4da9f404f56adf14923cc275b [2019-11-24 20:53:04,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:04,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:04,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:04,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:04,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:04,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-24 20:53:04,290 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27259ef4e/cbcf4356f2e649fe981ff852a4f6b52b/FLAG263fe03c9 [2019-11-24 20:53:05,884 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:05,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2019-11-24 20:53:05,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27259ef4e/cbcf4356f2e649fe981ff852a4f6b52b/FLAG263fe03c9 [2019-11-24 20:53:05,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27259ef4e/cbcf4356f2e649fe981ff852a4f6b52b [2019-11-24 20:53:06,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:06,007 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:06,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:06,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:06,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:06,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:05" (1/1) ... [2019-11-24 20:53:06,030 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 24.11 08:53:06, skipping insertion in model container [2019-11-24 20:53:06,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:05" (1/1) ... [2019-11-24 20:53:06,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:06,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:09,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:09,375 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:10,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:10,959 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:10,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:10 WrapperNode [2019-11-24 20:53:10,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:10,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:10,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:10,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:10,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:10" (1/1) ... [2019-11-24 20:53:11,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:10" (1/1) ... [2019-11-24 20:53:11,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:11,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:11,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:11,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:11,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:10" (1/1) ... [2019-11-24 20:53:11,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:10" (1/1) ... [2019-11-24 20:53:11,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:10" (1/1) ... [2019-11-24 20:53:11,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:10" (1/1) ... [2019-11-24 20:53:11,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:10" (1/1) ... [2019-11-24 20:53:11,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:10" (1/1) ... [2019-11-24 20:53:11,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:10" (1/1) ... [2019-11-24 20:53:12,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:12,219 INFO L168 Benchmark]: Toolchain (without parser) took 6209.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 942.5 MB in the end (delta: 7.8 MB). Peak memory consumption was 288.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:12,220 INFO L168 Benchmark]: CDTParser took 2.05 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 20:53:12,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4954.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:12,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 472.33 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:12,229 INFO L168 Benchmark]: Boogie Preprocessor took 775.36 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 942.5 MB in the end (delta: -201.8 MB). Peak memory consumption was 79.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:12,240 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.05 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 4954.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 472.33 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 775.36 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 942.5 MB in the end (delta: -201.8 MB). Peak memory consumption was 79.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...