./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem17_label30.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 4a7732cb97e942aac27453704ede47c5d081befc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label30.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 4a7732cb97e942aac27453704ede47c5d081befc ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:31,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:31,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:31,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:31,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:31,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:31,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:31,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:31,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:31,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:31,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:31,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:31,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:31,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:31,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:31,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:31,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:31,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:31,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:31,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:31,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:31,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:31,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:31,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:31,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:31,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:31,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:31,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:31,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:31,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:31,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:31,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:31,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:31,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:31,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:31,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:31,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:31,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:31,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:31,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:31,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:31,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:31,515 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:31,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:31,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:31,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:31,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:31,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:31,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:31,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:31,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:31,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:31,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:31,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:31,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:31,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:31,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:31,530 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:31,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:31,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:31,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:31,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:31,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:31,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:31,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:31,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:31,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:31,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:31,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:31,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:31,536 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 -> 4a7732cb97e942aac27453704ede47c5d081befc [2019-11-27 15:59:32,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:32,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:32,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:32,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:32,236 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:32,238 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label30.c [2019-11-27 15:59:32,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9238c0bb/4b43d57d5ef449bb9450b65dad8a24c1/FLAGb3e47d8e2 [2019-11-27 15:59:33,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:33,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label30.c [2019-11-27 15:59:33,978 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9238c0bb/4b43d57d5ef449bb9450b65dad8a24c1/FLAGb3e47d8e2 [2019-11-27 15:59:34,017 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9238c0bb/4b43d57d5ef449bb9450b65dad8a24c1 [2019-11-27 15:59:34,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:34,029 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:34,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:34,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:34,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:34,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:34,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:34, skipping insertion in model container [2019-11-27 15:59:34,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:34,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:34,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:36,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:36,748 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:37,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:37,782 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:37,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37 WrapperNode [2019-11-27 15:59:37,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:37,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:37,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:37,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:37,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:38,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:38,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:38,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:38,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:39,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:39,087 INFO L168 Benchmark]: Toolchain (without parser) took 5053.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 776.0 MB in the end (delta: 185.7 MB). Peak memory consumption was 185.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:39,091 INFO L168 Benchmark]: CDTParser took 0.36 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 15:59:39,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3756.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:39,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 679.73 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:39,098 INFO L168 Benchmark]: Boogie Preprocessor took 608.81 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.0 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:39,110 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3756.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 679.73 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 608.81 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.0 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 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 0.1.24-509859d [2019-11-27 15:59:42,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:42,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:42,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:42,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:42,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:43,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:43,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:43,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:43,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:43,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:43,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:43,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:43,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:43,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:43,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:43,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:43,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:43,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:43,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:43,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:43,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:43,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:43,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:43,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:43,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:43,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:43,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:43,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:43,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:43,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:43,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:43,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:43,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:43,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:43,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:43,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:43,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:43,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:43,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:43,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:43,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:43,172 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:43,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:43,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:43,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:43,179 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:43,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:43,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:43,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:43,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:43,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:43,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:43,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:43,186 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:43,186 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:43,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:43,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:43,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:43,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:43,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:43,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:43,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:43,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:43,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:43,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:43,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:43,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:43,194 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:43,195 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:43,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:43,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:43,198 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 -> 4a7732cb97e942aac27453704ede47c5d081befc [2019-11-27 15:59:43,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:43,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:43,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:43,792 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:43,793 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:43,794 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label30.c [2019-11-27 15:59:43,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f38b4f48/7d5e39d7f576411fab6fc42aef0b7943/FLAG20e5c2785 [2019-11-27 15:59:45,534 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:45,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label30.c [2019-11-27 15:59:45,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f38b4f48/7d5e39d7f576411fab6fc42aef0b7943/FLAG20e5c2785 [2019-11-27 15:59:45,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f38b4f48/7d5e39d7f576411fab6fc42aef0b7943 [2019-11-27 15:59:45,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:45,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:45,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:45,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:45,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:45,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,678 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 03:59:45, skipping insertion in model container [2019-11-27 15:59:45,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:45,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:48,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:48,387 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:49,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:49,638 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:49,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49 WrapperNode [2019-11-27 15:59:49,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:49,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:49,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:49,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:49,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:50,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:50,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:50,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:50,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:50,498 INFO L168 Benchmark]: Toolchain (without parser) took 4840.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,499 INFO L168 Benchmark]: CDTParser took 1.41 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 15:59:50,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3984.53 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 423.54 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,505 INFO L168 Benchmark]: Boogie Preprocessor took 426.74 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,514 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 3984.53 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 423.54 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 426.74 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...