./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label54.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 b244b333b5c5e678f8ab7fed5aedb673a81acbc9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label54.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 b244b333b5c5e678f8ab7fed5aedb673a81acbc9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:30,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:30,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:30,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:30,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:30,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:30,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:30,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:30,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:30,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:30,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:30,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:30,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:30,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:30,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:30,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:30,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:30,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:30,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:30,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:30,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:30,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:30,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:30,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:30,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:30,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:30,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:30,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:30,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:30,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:30,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:30,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:30,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:30,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:30,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:30,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:30,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:30,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:30,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:30,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:30,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:30,405 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:30,445 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:30,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:30,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:30,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:30,452 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:30,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:30,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:30,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:30,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:30,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:30,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:30,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:30,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:30,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:30,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:30,461 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:30,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:30,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:30,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:30,465 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:30,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:30,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:30,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:30,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:30,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:30,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:30,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:30,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:30,469 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 -> b244b333b5c5e678f8ab7fed5aedb673a81acbc9 [2019-11-27 09:36:31,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:31,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:31,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:31,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:31,071 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:31,072 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label54.c [2019-11-27 09:36:31,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51c23a98f/1612d4fe79f246ca8f2e55dc4a681b6d/FLAGead5071f5 [2019-11-27 09:36:32,646 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:32,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label54.c [2019-11-27 09:36:32,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51c23a98f/1612d4fe79f246ca8f2e55dc4a681b6d/FLAGead5071f5 [2019-11-27 09:36:32,899 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51c23a98f/1612d4fe79f246ca8f2e55dc4a681b6d [2019-11-27 09:36:32,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:32,913 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:32,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:32,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:32,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:32,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32, skipping insertion in model container [2019-11-27 09:36:32,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:33,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:34,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:34,962 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:35,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:35,701 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:35,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35 WrapperNode [2019-11-27 09:36:35,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:35,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:35,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:35,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:35,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:35,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:36,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:36,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:36,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:36,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:36,692 INFO L168 Benchmark]: Toolchain (without parser) took 3774.29 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 865.5 MB in the end (delta: 96.1 MB). Peak memory consumption was 96.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,692 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:36,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2786.89 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 935.1 MB in the end (delta: 26.6 MB). Peak memory consumption was 48.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 491.58 ms. Allocated memory is still 1.0 GB. Free memory was 935.1 MB in the beginning and 895.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,704 INFO L168 Benchmark]: Boogie Preprocessor took 487.35 ms. Allocated memory is still 1.0 GB. Free memory was 895.0 MB in the beginning and 865.5 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,714 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 2786.89 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 935.1 MB in the end (delta: 26.6 MB). Peak memory consumption was 48.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 491.58 ms. Allocated memory is still 1.0 GB. Free memory was 935.1 MB in the beginning and 895.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 487.35 ms. Allocated memory is still 1.0 GB. Free memory was 895.0 MB in the beginning and 865.5 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:40,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:40,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:40,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:40,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:40,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:40,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:41,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:41,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:41,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:41,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:41,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:41,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:41,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:41,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:41,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:41,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:41,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:41,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:41,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:41,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:41,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:41,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:41,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:41,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:41,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:41,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:41,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:41,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:41,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:41,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:41,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:41,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:41,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:41,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:41,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:41,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:41,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:41,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:41,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:41,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:41,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:41,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:41,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:41,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:41,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:41,170 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:41,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:41,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:41,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:41,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:41,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:41,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:41,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:41,176 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:41,177 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:41,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:41,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:41,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:41,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:41,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:41,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:41,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:41,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:41,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:41,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:41,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:41,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:41,185 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:41,186 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:41,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:41,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:41,188 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 -> b244b333b5c5e678f8ab7fed5aedb673a81acbc9 [2019-11-27 09:36:41,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:41,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:41,787 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:41,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:41,795 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:41,797 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label54.c [2019-11-27 09:36:41,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adfb64c37/b21c73821dcc416e90eaf91c21aaf4cb/FLAG055b410b8 [2019-11-27 09:36:43,482 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:43,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label54.c [2019-11-27 09:36:43,537 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adfb64c37/b21c73821dcc416e90eaf91c21aaf4cb/FLAG055b410b8 [2019-11-27 09:36:43,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adfb64c37/b21c73821dcc416e90eaf91c21aaf4cb [2019-11-27 09:36:43,587 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:43,589 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:43,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:43,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:43,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:43,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:43,612 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 09:36:43, skipping insertion in model container [2019-11-27 09:36:43,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:43,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:43,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:45,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:45,846 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:46,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:46,799 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:46,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46 WrapperNode [2019-11-27 09:36:46,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:46,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:46,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:46,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:46,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:47,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:47,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:47,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:47,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:47,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:47,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:47,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:47,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:47,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:47,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:47,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:47,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:47,511 INFO L168 Benchmark]: Toolchain (without parser) took 3914.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:47,512 INFO L168 Benchmark]: CDTParser took 1.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:47,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3210.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:47,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 359.10 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:47,525 INFO L168 Benchmark]: Boogie Preprocessor took 332.92 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:47,533 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 3210.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 359.10 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 332.92 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...