./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label13.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 578a9aa08d4fb9af8adce08199c3eedf30155811 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label13.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 578a9aa08d4fb9af8adce08199c3eedf30155811 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:03,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:03,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:03,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:03,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:03,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:03,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:03,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:03,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:03,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:03,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:03,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:03,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:03,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:03,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:03,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:03,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:03,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:03,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:03,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:03,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:03,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:03,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:03,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:03,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:03,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:03,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:03,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:03,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:03,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:03,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:03,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:03,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:03,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:03,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:03,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:03,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:03,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:03,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:03,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:03,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:03,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:03,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:03,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:03,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:03,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:03,518 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:03,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:03,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:03,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:03,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:03,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:03,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:03,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:03,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:03,524 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:03,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:03,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:03,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:03,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:03,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:03,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:03,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:03,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:03,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:03,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:03,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:03,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:03,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:03,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:03,534 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 -> 578a9aa08d4fb9af8adce08199c3eedf30155811 [2019-11-27 09:36:04,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:04,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:04,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:04,159 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:04,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:04,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label13.c [2019-11-27 09:36:04,342 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc832e322/b08841fbc97341a39353972ca066369f/FLAG397b4d6b7 [2019-11-27 09:36:05,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:05,961 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label13.c [2019-11-27 09:36:06,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc832e322/b08841fbc97341a39353972ca066369f/FLAG397b4d6b7 [2019-11-27 09:36:06,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc832e322/b08841fbc97341a39353972ca066369f [2019-11-27 09:36:06,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:06,083 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:06,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:06,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:06,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:06,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:06" (1/1) ... [2019-11-27 09:36:06,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:06, skipping insertion in model container [2019-11-27 09:36:06,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:06" (1/1) ... [2019-11-27 09:36:06,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:06,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:08,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:08,092 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:08,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:08,735 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:08,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08 WrapperNode [2019-11-27 09:36:08,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:08,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:08,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:08,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:08,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:08,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:09,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:09,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:09,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:09,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:09,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:09,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:09,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:09,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:09,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:09,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:09,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:08" (1/1) ... [2019-11-27 09:36:09,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:09,690 INFO L168 Benchmark]: Toolchain (without parser) took 3601.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.8 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:09,691 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:09,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2656.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:09,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 449.85 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:09,702 INFO L168 Benchmark]: Boogie Preprocessor took 488.95 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:09,713 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 2656.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 449.85 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 488.95 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:13,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:13,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:13,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:13,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:13,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:13,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:13,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:13,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:13,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:13,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:13,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:13,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:13,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:13,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:13,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:13,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:13,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:13,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:13,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:13,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:13,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:13,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:13,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:13,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:13,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:13,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:13,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:13,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:13,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:13,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:13,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:13,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:13,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:13,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:13,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:13,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:13,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:13,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:13,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:13,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:13,983 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:14,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:14,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:14,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:14,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:14,032 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:14,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:14,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:14,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:14,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:14,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:14,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:14,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:14,038 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:14,041 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:14,042 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:14,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:14,042 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:14,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:14,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:14,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:14,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:14,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:14,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:14,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:14,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:14,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:14,059 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:14,059 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:14,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:14,060 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:14,061 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 -> 578a9aa08d4fb9af8adce08199c3eedf30155811 [2019-11-27 09:36:14,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:14,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:14,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:14,746 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:14,746 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:14,748 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label13.c [2019-11-27 09:36:14,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de90908a6/9d680e7e6cdc491f9f799f3c76afc1c1/FLAG18af20f14 [2019-11-27 09:36:16,464 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:16,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label13.c [2019-11-27 09:36:16,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de90908a6/9d680e7e6cdc491f9f799f3c76afc1c1/FLAG18af20f14 [2019-11-27 09:36:16,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de90908a6/9d680e7e6cdc491f9f799f3c76afc1c1 [2019-11-27 09:36:16,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:16,591 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:16,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:16,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:16,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:16,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16, skipping insertion in model container [2019-11-27 09:36:16,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:16,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:18,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:18,915 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:19,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:19,765 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:19,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19 WrapperNode [2019-11-27 09:36:19,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:19,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:19,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:19,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:19,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:19,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:20,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:20,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:20,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:20,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:20,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:20,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:20,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:20,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:20,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:20,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:20,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:19" (1/1) ... [2019-11-27 09:36:20,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:20,373 INFO L168 Benchmark]: Toolchain (without parser) took 3778.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:20,374 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:20,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3174.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:20,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 311.46 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:20,384 INFO L168 Benchmark]: Boogie Preprocessor took 282.22 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:20,394 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3174.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 311.46 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 282.22 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...