./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label08.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 fb49a90f7a635a0dcad7872bd4e1d42646b6a51b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label08.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 fb49a90f7a635a0dcad7872bd4e1d42646b6a51b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:11,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:11,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:11,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:11,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:11,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:11,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:11,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:11,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:11,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:11,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:11,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:11,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:11,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:11,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:11,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:11,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:11,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:11,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:11,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:11,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:11,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:11,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:11,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:11,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:11,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:11,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:11,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:11,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:11,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:11,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:11,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:11,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:11,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:11,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:11,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:11,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:11,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:11,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:11,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:11,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:11,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:11,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:11,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:11,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:11,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:11,332 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:11,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:11,332 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:11,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:11,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:11,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:11,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:11,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:11,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:11,335 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:11,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:11,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:11,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:11,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:11,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:11,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:11,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:11,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:11,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:11,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:11,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:11,340 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:11,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:11,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:11,341 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 -> fb49a90f7a635a0dcad7872bd4e1d42646b6a51b [2019-11-27 15:59:11,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:11,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:11,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:11,945 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:11,946 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:11,948 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-27 15:59:12,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00c742b40/b9828ce5d36641a984af3fdca21eff0c/FLAG17e6c4eb1 [2019-11-27 15:59:13,697 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:13,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-27 15:59:13,758 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00c742b40/b9828ce5d36641a984af3fdca21eff0c/FLAG17e6c4eb1 [2019-11-27 15:59:13,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00c742b40/b9828ce5d36641a984af3fdca21eff0c [2019-11-27 15:59:13,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:13,816 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:13,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:13,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:13,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:13,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13, skipping insertion in model container [2019-11-27 15:59:13,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:14,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:16,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:16,163 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:16,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:17,044 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:17,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17 WrapperNode [2019-11-27 15:59:17,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:17,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:17,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:17,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:17,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:17,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:17,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:17,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:17,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:18,475 INFO L168 Benchmark]: Toolchain (without parser) took 4655.91 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 781.4 MB in the end (delta: 174.6 MB). Peak memory consumption was 174.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:18,476 INFO L168 Benchmark]: CDTParser took 2.12 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:18,477 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3231.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:18,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 674.55 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.5 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:18,484 INFO L168 Benchmark]: Boogie Preprocessor took 741.29 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:18,497 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.12 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 3231.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 674.55 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.5 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 741.29 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:22,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:22,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:22,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:22,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:22,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:22,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:22,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:22,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:22,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:22,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:22,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:22,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:22,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:22,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:22,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:22,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:22,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:22,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:22,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:22,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:22,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:22,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:22,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:22,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:22,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:22,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:22,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:22,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:22,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:22,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:22,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:22,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:22,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:22,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:22,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:22,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:22,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:22,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:22,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:22,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:22,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:22,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:22,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:22,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:22,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:22,582 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:22,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:22,583 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:22,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:22,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:22,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:22,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:22,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:22,588 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:22,590 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:22,590 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:22,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:22,591 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:22,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:22,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:22,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:22,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:22,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:22,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:22,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:22,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:22,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:22,598 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:22,598 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:22,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:22,599 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:22,600 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 -> fb49a90f7a635a0dcad7872bd4e1d42646b6a51b [2019-11-27 15:59:23,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:23,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:23,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:23,194 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:23,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:23,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-27 15:59:23,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c741dd0/84e999130de04c279a2d4a981f44ac9f/FLAGe83ca044d [2019-11-27 15:59:25,022 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:25,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-27 15:59:25,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c741dd0/84e999130de04c279a2d4a981f44ac9f/FLAGe83ca044d [2019-11-27 15:59:25,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c741dd0/84e999130de04c279a2d4a981f44ac9f [2019-11-27 15:59:25,129 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:25,137 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:25,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:25,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:25,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:25,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25, skipping insertion in model container [2019-11-27 15:59:25,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:25,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:27,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:27,825 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:28,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:28,982 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:28,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28 WrapperNode [2019-11-27 15:59:28,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:28,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:28,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:28,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:29,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:29,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:29,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:29,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:29,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:29,772 INFO L168 Benchmark]: Toolchain (without parser) took 4631.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:29,773 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:29,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3847.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:29,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 383.65 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:29,783 INFO L168 Benchmark]: Boogie Preprocessor took 393.72 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:29,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 3847.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 383.65 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 393.72 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...