./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label07.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/Problem03_label07.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 07b423f0249333a5e050ea2bc8a11e944daf6451 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label07.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 07b423f0249333a5e050ea2bc8a11e944daf6451 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:43:29,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:29,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:29,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:29,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:29,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:29,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:29,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:29,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:29,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:29,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:29,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:29,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:29,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:29,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:29,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:29,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:29,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:29,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:29,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:29,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:29,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:29,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:29,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:29,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:29,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:29,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:29,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:29,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:29,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:29,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:29,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:29,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:29,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:29,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:29,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:29,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:29,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:29,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:29,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:29,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:29,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:29,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:29,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:29,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:29,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:29,521 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:29,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:29,524 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:29,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:29,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:29,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:29,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:29,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:29,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:29,530 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:29,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:29,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:29,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:29,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:29,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:29,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:29,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:29,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:29,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:29,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:29,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:29,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:29,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:29,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:29,541 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 -> 07b423f0249333a5e050ea2bc8a11e944daf6451 [2019-11-27 15:43:30,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:30,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:30,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:30,166 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:30,172 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:30,173 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label07.c [2019-11-27 15:43:30,332 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9b265cf7/675e44e8389245bfa23474055ed24021/FLAG80238473e [2019-11-27 15:43:31,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:31,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label07.c [2019-11-27 15:43:31,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9b265cf7/675e44e8389245bfa23474055ed24021/FLAG80238473e [2019-11-27 15:43:31,861 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9b265cf7/675e44e8389245bfa23474055ed24021 [2019-11-27 15:43:31,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:31,874 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:31,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:31,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:31,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:31,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31, skipping insertion in model container [2019-11-27 15:43:31,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:32,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:33,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:33,691 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:34,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:34,316 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:34,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34 WrapperNode [2019-11-27 15:43:34,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:34,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:34,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:34,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:34,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,605 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:34,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:34,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:34,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:34,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:34,894 INFO L168 Benchmark]: Toolchain (without parser) took 3012.60 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 903.7 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:34,895 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 15:43:34,897 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2442.80 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 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:34,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 284.79 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:34,908 INFO L168 Benchmark]: Boogie Preprocessor took 276.70 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:34,919 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 2442.80 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 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 284.79 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 276.70 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:38,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:38,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:38,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:38,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:38,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:38,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:38,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:38,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:38,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:38,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:38,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:38,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:38,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:38,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:38,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:38,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:38,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:38,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:38,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:38,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:39,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:39,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:39,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:39,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:39,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:39,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:39,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:39,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:39,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:39,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:39,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:39,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:39,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:39,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:39,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:39,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:39,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:39,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:39,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:39,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:39,049 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:39,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:39,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:39,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:39,102 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:39,102 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:39,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:39,103 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:39,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:39,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:39,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:39,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:39,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:39,110 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:39,111 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:39,111 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:39,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:39,112 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:39,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:39,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:39,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:39,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:39,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:39,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:39,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:39,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:39,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:39,118 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:39,118 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:39,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:39,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:39,121 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 -> 07b423f0249333a5e050ea2bc8a11e944daf6451 [2019-11-27 15:43:39,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:39,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:39,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:39,751 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:39,752 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:39,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label07.c [2019-11-27 15:43:39,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f1e14a38/8ad7604528944027994ff6c6045f5606/FLAG335a22a95 [2019-11-27 15:43:41,360 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:41,364 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label07.c [2019-11-27 15:43:41,406 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f1e14a38/8ad7604528944027994ff6c6045f5606/FLAG335a22a95 [2019-11-27 15:43:41,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f1e14a38/8ad7604528944027994ff6c6045f5606 [2019-11-27 15:43:41,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:41,465 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:41,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:41,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:41,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:41,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:41, skipping insertion in model container [2019-11-27 15:43:41,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:41" (1/1) ... [2019-11-27 15:43:41,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:41,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:43,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:43,340 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:43,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:44,010 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:44,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44 WrapperNode [2019-11-27 15:43:44,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:44,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:44,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:44,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:44,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:44,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:44,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:44,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:44,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:44,574 INFO L168 Benchmark]: Toolchain (without parser) took 3106.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:44,575 INFO L168 Benchmark]: CDTParser took 2.37 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 15:43:44,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2546.77 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 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:44,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 312.78 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:44,586 INFO L168 Benchmark]: Boogie Preprocessor took 237.75 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:44,596 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.37 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 2546.77 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 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 312.78 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 237.75 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 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...