./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label22.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 c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label22.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 c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:22,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:22,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:22,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:22,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:22,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:22,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:22,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:22,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:22,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:22,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:22,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:22,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:22,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:22,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:22,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:22,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:22,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:22,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:22,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:22,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:22,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:22,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:22,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:22,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:22,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:22,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:22,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:22,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:22,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:22,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:22,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:22,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:22,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:22,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:22,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:22,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:22,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:22,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:22,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:22,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:22,327 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:22,364 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:22,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:22,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:22,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:22,372 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:22,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:22,373 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:22,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:22,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:22,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:22,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:22,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:22,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:22,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:22,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:22,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:22,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:22,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:22,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:22,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:22,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:22,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:22,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:22,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:22,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:22,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:22,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:22,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:22,387 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 -> c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd [2019-11-27 15:44:22,974 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:23,007 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:23,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:23,018 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:23,021 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:23,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-27 15:44:23,187 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/613c038a9/16d3bcdc94b143ddb4b6bc97897089c0/FLAGa45ff854d [2019-11-27 15:44:24,959 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:24,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-27 15:44:25,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/613c038a9/16d3bcdc94b143ddb4b6bc97897089c0/FLAGa45ff854d [2019-11-27 15:44:25,086 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/613c038a9/16d3bcdc94b143ddb4b6bc97897089c0 [2019-11-27 15:44:25,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:25,098 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:25,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:25,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:25,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:25,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:25,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a467b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25, skipping insertion in model container [2019-11-27 15:44:25,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:25,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:25,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:28,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:28,404 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:29,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:29,957 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:29,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29 WrapperNode [2019-11-27 15:44:29,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:29,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:29,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:29,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:29,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:30,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:30,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:30,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:30,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:31,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:31,065 INFO L168 Benchmark]: Toolchain (without parser) took 5961.13 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 751.4 MB in the end (delta: 193.1 MB). Peak memory consumption was 193.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,067 INFO L168 Benchmark]: CDTParser took 0.84 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 15:44:31,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4858.38 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 557.97 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,078 INFO L168 Benchmark]: Boogie Preprocessor took 537.21 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,090 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 4858.38 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 557.97 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 537.21 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:44:34,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:34,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:34,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:34,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:34,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:34,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:34,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:34,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:34,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:34,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:35,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:35,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:35,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:35,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:35,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:35,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:35,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:35,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:35,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:35,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:35,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:35,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:35,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:35,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:35,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:35,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:35,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:35,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:35,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:35,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:35,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:35,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:35,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:35,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:35,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:35,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:35,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:35,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:35,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:35,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:35,101 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:35,143 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:35,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:35,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:35,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:35,150 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:35,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:35,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:35,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:35,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:35,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:35,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:35,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:35,157 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:35,157 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:35,158 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:35,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:35,161 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:35,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:35,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:35,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:35,163 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:35,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:35,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:35,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:35,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:35,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:35,164 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:35,166 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:35,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:35,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:35,168 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 -> c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd [2019-11-27 15:44:35,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:35,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:35,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:35,824 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:35,828 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:35,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-27 15:44:35,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e977f90ac/4384e3d83ede40e3964d26ffe8149c4f/FLAG800ba5982 [2019-11-27 15:44:37,688 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:37,690 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-27 15:44:37,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e977f90ac/4384e3d83ede40e3964d26ffe8149c4f/FLAG800ba5982 [2019-11-27 15:44:37,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e977f90ac/4384e3d83ede40e3964d26ffe8149c4f [2019-11-27 15:44:37,826 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:37,832 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:37,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:37,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:37,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:37,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:37,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37, skipping insertion in model container [2019-11-27 15:44:37,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:37,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:38,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:41,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:41,826 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:43,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:43,354 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:43,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43 WrapperNode [2019-11-27 15:44:43,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:43,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:43,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:43,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:43,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:43,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:43,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:43,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:43,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:43,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:43,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:43,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:44,545 INFO L168 Benchmark]: Toolchain (without parser) took 6707.07 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 733.1 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:44,548 INFO L168 Benchmark]: CDTParser took 0.45 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 15:44:44,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5523.53 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 803.3 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:44,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 571.28 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:44,556 INFO L168 Benchmark]: Boogie Preprocessor took 605.73 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:44,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 5523.53 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 803.3 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 571.28 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 605.73 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...