./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label06.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/Problem04_label06.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 aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label06.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 aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:41:05,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:05,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:05,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:05,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:05,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:05,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:05,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:05,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:05,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:05,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:05,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:05,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:05,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:05,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:05,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:05,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:05,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:05,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:05,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:05,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:05,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:05,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:05,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:05,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:05,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:05,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:05,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:05,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:05,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:05,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:05,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:05,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:05,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:05,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:05,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:05,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:05,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:05,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:05,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:05,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:05,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:06,014 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:06,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:06,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:06,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:06,024 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:06,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:06,027 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:06,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:06,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:06,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:06,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:06,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:06,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:06,033 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:06,033 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:06,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:06,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:06,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:06,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:06,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:06,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:06,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:06,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:06,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:06,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:06,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:06,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:06,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:06,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:06,044 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 -> aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 [2019-11-24 20:41:06,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:06,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:06,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:06,731 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:06,736 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:06,737 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-24 20:41:06,902 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/389a66157/94385d1b2a1845d1b239720c33b4b70e/FLAG1c66d71bf [2019-11-24 20:41:08,725 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:08,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-24 20:41:08,811 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/389a66157/94385d1b2a1845d1b239720c33b4b70e/FLAG1c66d71bf [2019-11-24 20:41:08,850 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/389a66157/94385d1b2a1845d1b239720c33b4b70e [2019-11-24 20:41:08,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:08,862 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:08,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:08,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:08,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:08,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08, skipping insertion in model container [2019-11-24 20:41:08,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:09,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:12,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:12,615 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:14,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:14,265 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:14,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14 WrapperNode [2019-11-24 20:41:14,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:14,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:14,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:14,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:14,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:14,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:14,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:14,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:14,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:14,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:14,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:14,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:14,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:14,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:15,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:15,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:15,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:15,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:15,442 INFO L168 Benchmark]: Toolchain (without parser) took 6574.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 750.1 MB in the end (delta: 194.4 MB). Peak memory consumption was 194.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:15,443 INFO L168 Benchmark]: CDTParser took 0.99 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 20:41:15,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5399.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:15,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 557.69 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:15,454 INFO L168 Benchmark]: Boogie Preprocessor took 605.69 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.1 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:15,464 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 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 5399.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 557.69 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 605.69 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.1 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 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 20:41:19,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:19,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:19,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:19,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:19,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:19,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:19,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:19,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:19,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:19,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:19,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:19,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:19,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:19,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:19,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:19,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:19,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:19,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:19,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:19,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:19,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:19,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:19,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:19,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:19,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:19,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:19,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:19,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:19,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:19,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:19,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:19,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:19,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:19,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:19,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:19,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:19,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:19,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:19,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:19,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:19,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:19,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:19,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:19,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:19,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:19,597 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:19,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:19,598 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:19,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:19,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:19,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:19,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:19,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:19,606 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:19,606 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:19,606 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:19,607 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:19,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:19,607 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:19,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:19,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:19,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:19,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:19,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:19,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:19,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:19,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:19,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:19,615 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:19,616 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:19,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:19,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:19,619 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 -> aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 [2019-11-24 20:41:20,176 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:20,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:20,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:20,236 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:20,238 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:20,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-24 20:41:20,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/820f7e124/13b12bfa556a4e0087fc60548ebd40eb/FLAG49f1ec49c [2019-11-24 20:41:22,135 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:22,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-24 20:41:22,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/820f7e124/13b12bfa556a4e0087fc60548ebd40eb/FLAG49f1ec49c [2019-11-24 20:41:22,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/820f7e124/13b12bfa556a4e0087fc60548ebd40eb [2019-11-24 20:41:22,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:22,257 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:22,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:22,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:22,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:22,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:22" (1/1) ... [2019-11-24 20:41:22,283 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 24.11 08:41:22, skipping insertion in model container [2019-11-24 20:41:22,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:22" (1/1) ... [2019-11-24 20:41:22,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:22,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:25,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:25,925 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:27,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:27,705 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:27,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27 WrapperNode [2019-11-24 20:41:27,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:27,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:27,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:27,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:27,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:27,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:28,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:28,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:28,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:28,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:28,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:28,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:28,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:28,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:28,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:28,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:28,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:28,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:28,574 INFO L168 Benchmark]: Toolchain (without parser) took 6311.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.0 MB in the end (delta: 211.5 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:28,575 INFO L168 Benchmark]: CDTParser took 1.68 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 20:41:28,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5444.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:28,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 409.98 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:28,584 INFO L168 Benchmark]: Boogie Preprocessor took 446.89 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:28,594 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 5444.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 409.98 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 446.89 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...