./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_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/Problem04_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 6d084d525fffbc963a50cecc9b5061d0ed8d576f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_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 6d084d525fffbc963a50cecc9b5061d0ed8d576f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:44:32,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:32,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:32,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:32,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:32,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:32,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:32,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:32,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:32,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:32,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:32,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:32,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:32,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:32,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:32,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:32,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:32,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:32,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:32,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:32,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:32,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:32,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:32,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:32,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:32,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:32,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:32,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:32,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:32,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:32,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:32,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:32,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:32,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:32,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:32,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:32,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:32,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:32,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:32,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:32,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:32,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:32,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:32,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:32,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:32,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:32,541 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:32,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:32,541 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:32,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:32,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:32,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:32,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:32,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:32,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:32,547 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:32,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:32,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:32,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:32,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:32,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:32,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:32,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:32,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:32,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:32,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:32,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:32,553 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:32,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:32,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:32,555 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 -> 6d084d525fffbc963a50cecc9b5061d0ed8d576f [2019-11-27 15:44:33,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:33,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:33,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:33,254 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:33,256 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:33,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label30.c [2019-11-27 15:44:33,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c71c3822/e17264d0d5284939afb038d5caecaa8c/FLAGcffdf3fcd [2019-11-27 15:44:35,088 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:35,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label30.c [2019-11-27 15:44:35,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c71c3822/e17264d0d5284939afb038d5caecaa8c/FLAGcffdf3fcd [2019-11-27 15:44:35,202 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c71c3822/e17264d0d5284939afb038d5caecaa8c [2019-11-27 15:44:35,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:35,216 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:35,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:35,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:35,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:35,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:35,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35, skipping insertion in model container [2019-11-27 15:44:35,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:35,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:35,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:39,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:39,326 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:40,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:40,873 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:40,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40 WrapperNode [2019-11-27 15:44:40,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:40,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:40,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:40,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:40,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:41,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:41,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:41,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:41,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:41,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:41,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:41,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:41,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:41,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:41,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:41,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:42,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:42,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:42,086 INFO L168 Benchmark]: Toolchain (without parser) took 6864.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 745.9 MB in the end (delta: 200.1 MB). Peak memory consumption was 200.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:42,090 INFO L168 Benchmark]: CDTParser took 0.43 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 15:44:42,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5660.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 814.6 MB in the end (delta: 131.3 MB). Peak memory consumption was 131.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:42,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 587.35 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:42,098 INFO L168 Benchmark]: Boogie Preprocessor took 610.72 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:42,112 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5660.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 814.6 MB in the end (delta: 131.3 MB). Peak memory consumption was 131.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 587.35 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 610.72 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 15:44:45,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:45,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:46,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:46,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:46,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:46,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:46,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:46,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:46,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:46,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:46,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:46,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:46,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:46,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:46,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:46,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:46,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:46,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:46,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:46,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:46,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:46,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:46,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:46,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:46,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:46,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:46,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:46,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:46,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:46,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:46,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:46,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:46,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:46,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:46,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:46,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:46,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:46,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:46,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:46,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:46,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:46,196 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:46,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:46,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:46,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:46,205 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:46,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:46,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:46,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:46,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:46,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:46,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:46,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:46,211 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:46,211 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:46,213 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:46,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:46,213 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:46,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:46,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:46,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:46,217 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:46,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:46,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:46,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:46,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:46,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:46,219 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:46,220 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:46,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:46,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:46,222 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 -> 6d084d525fffbc963a50cecc9b5061d0ed8d576f [2019-11-27 15:44:46,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:46,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:46,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:46,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:46,914 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:46,916 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label30.c [2019-11-27 15:44:47,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bc80608e/8e4f9f3b64ba46659ac9c0ede730b804/FLAG0a9d42df7 [2019-11-27 15:44:48,682 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:48,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label30.c [2019-11-27 15:44:48,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bc80608e/8e4f9f3b64ba46659ac9c0ede730b804/FLAG0a9d42df7 [2019-11-27 15:44:48,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bc80608e/8e4f9f3b64ba46659ac9c0ede730b804 [2019-11-27 15:44:48,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:48,818 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:48,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:48,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:48,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:48,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:48,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:48, skipping insertion in model container [2019-11-27 15:44:48,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:48" (1/1) ... [2019-11-27 15:44:48,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:49,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:52,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:52,823 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:54,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:54,523 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:54,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54 WrapperNode [2019-11-27 15:44:54,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:54,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:54,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:54,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:54,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:54,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:55,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:55,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:55,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:55,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:55,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:55,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:55,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:55,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:55,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:55,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:55,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:55,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:55,568 INFO L168 Benchmark]: Toolchain (without parser) took 6742.56 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 733.1 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:55,569 INFO L168 Benchmark]: CDTParser took 2.50 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 15:44:55,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5707.44 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 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:55,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 549.01 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. [2019-11-27 15:44:55,578 INFO L168 Benchmark]: Boogie Preprocessor took 479.32 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:55,588 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 5707.44 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 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 549.01 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 479.32 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.1 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...