./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label00.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/Problem13_label00.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 91a66a05a208dec9d0bb9c763df8658485c02625 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label00.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 91a66a05a208dec9d0bb9c763df8658485c02625 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:56:05,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:05,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:05,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:05,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:05,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:05,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:05,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:05,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:05,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:05,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:05,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:05,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:05,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:05,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:05,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:05,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:05,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:05,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:05,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:05,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:05,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:05,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:05,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:05,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:05,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:05,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:05,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:05,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:05,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:05,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:05,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:05,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:05,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:05,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:05,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:05,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:05,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:05,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:05,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:05,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:05,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:05,509 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:05,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:05,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:05,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:05,516 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:05,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:05,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:05,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:05,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:05,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:05,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:05,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:05,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:05,524 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:05,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:05,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:05,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:05,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:05,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:05,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:05,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:05,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:05,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:05,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:05,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:05,529 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:05,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:05,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:05,530 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 -> 91a66a05a208dec9d0bb9c763df8658485c02625 [2019-11-27 15:56:06,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:06,099 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:06,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:06,109 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:06,113 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:06,115 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label00.c [2019-11-27 15:56:06,278 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e81cd00be/ee1bb33cf507418f898c67be0d90250e/FLAG1206624aa [2019-11-27 15:56:07,988 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:07,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label00.c [2019-11-27 15:56:08,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e81cd00be/ee1bb33cf507418f898c67be0d90250e/FLAG1206624aa [2019-11-27 15:56:08,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e81cd00be/ee1bb33cf507418f898c67be0d90250e [2019-11-27 15:56:08,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:08,114 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:08,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:08,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:08,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:08,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:08" (1/1) ... [2019-11-27 15:56:08,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:08, skipping insertion in model container [2019-11-27 15:56:08,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:08" (1/1) ... [2019-11-27 15:56:08,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:08,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:11,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:11,614 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:13,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:13,307 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:13,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13 WrapperNode [2019-11-27 15:56:13,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:13,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:13,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:13,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:13,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:13,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:14,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:14,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:14,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:14,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:14,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:14,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:15,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:15,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:15,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:15,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:15,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:15,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:15,918 INFO L168 Benchmark]: Toolchain (without parser) took 7796.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 806.7 MB in the end (delta: 137.8 MB). Peak memory consumption was 137.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:15,919 INFO L168 Benchmark]: CDTParser took 0.40 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 15:56:15,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5191.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:15,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 1459.39 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 876.4 MB in the end (delta: -102.5 MB). Peak memory consumption was 130.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:15,928 INFO L168 Benchmark]: Boogie Preprocessor took 1136.92 ms. Allocated memory is still 1.0 GB. Free memory was 876.4 MB in the beginning and 806.7 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:15,942 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 5191.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1459.39 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 876.4 MB in the end (delta: -102.5 MB). Peak memory consumption was 130.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1136.92 ms. Allocated memory is still 1.0 GB. Free memory was 876.4 MB in the beginning and 806.7 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 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 15:56:19,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:19,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:19,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:19,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:19,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:19,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:19,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:19,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:19,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:19,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:19,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:19,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:19,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:19,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:19,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:19,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:19,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:19,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:19,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:20,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:20,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:20,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:20,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:20,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:20,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:20,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:20,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:20,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:20,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:20,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:20,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:20,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:20,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:20,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:20,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:20,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:20,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:20,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:20,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:20,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:20,058 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:20,096 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:20,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:20,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:20,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:20,104 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:20,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:20,107 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:20,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:20,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:20,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:20,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:20,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:20,112 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:20,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:20,113 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:20,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:20,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:20,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:20,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:20,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:20,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:20,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:20,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:20,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:20,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:20,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:20,120 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:20,120 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:20,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:20,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:20,124 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 -> 91a66a05a208dec9d0bb9c763df8658485c02625 [2019-11-27 15:56:20,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:20,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:20,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:20,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:20,842 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:20,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label00.c [2019-11-27 15:56:20,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f3272b54/469e1aa1e63e4655886b3a80a606113b/FLAGd7f2ed0b5 [2019-11-27 15:56:22,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:22,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label00.c [2019-11-27 15:56:22,919 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f3272b54/469e1aa1e63e4655886b3a80a606113b/FLAGd7f2ed0b5 [2019-11-27 15:56:23,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f3272b54/469e1aa1e63e4655886b3a80a606113b [2019-11-27 15:56:23,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:23,184 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:23,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:23,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:23,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:23,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:23" (1/1) ... [2019-11-27 15:56:23,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:23, skipping insertion in model container [2019-11-27 15:56:23,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:23" (1/1) ... [2019-11-27 15:56:23,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:23,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:27,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:27,417 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:29,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:29,345 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:29,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29 WrapperNode [2019-11-27 15:56:29,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:29,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:29,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:29,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:29,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:29,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:30,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:30,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:30,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:30,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:29" (1/1) ... [2019-11-27 15:56:30,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:30,771 INFO L168 Benchmark]: Toolchain (without parser) took 7582.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 886.6 MB in the end (delta: 57.9 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:30,772 INFO L168 Benchmark]: CDTParser took 0.38 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 15:56:30,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6160.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 715.2 MB in the end (delta: 229.3 MB). Peak memory consumption was 229.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:30,777 INFO L168 Benchmark]: Boogie Procedure Inliner took 798.06 ms. Allocated memory is still 1.0 GB. Free memory was 715.2 MB in the beginning and 920.0 MB in the end (delta: -204.8 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:30,783 INFO L168 Benchmark]: Boogie Preprocessor took 613.74 ms. Allocated memory is still 1.0 GB. Free memory was 920.0 MB in the beginning and 886.6 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:30,793 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 6160.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 715.2 MB in the end (delta: 229.3 MB). Peak memory consumption was 229.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 798.06 ms. Allocated memory is still 1.0 GB. Free memory was 715.2 MB in the beginning and 920.0 MB in the end (delta: -204.8 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 613.74 ms. Allocated memory is still 1.0 GB. Free memory was 920.0 MB in the beginning and 886.6 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...