./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label06.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 aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label06.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 aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:10,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:10,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:10,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:10,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:10,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:10,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:10,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:10,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:10,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:10,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:10,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:10,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:10,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:10,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:10,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:10,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:10,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:10,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:10,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:10,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:10,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:10,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:10,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:10,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:10,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:10,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:10,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:10,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:10,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:10,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:10,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:10,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:10,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:10,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:10,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:10,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:10,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:10,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:10,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:10,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:10,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:10,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:10,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:10,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:10,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:10,373 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:10,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:10,375 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:10,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:10,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:10,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:10,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:10,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:10,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:10,380 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:10,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:10,381 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:10,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:10,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:10,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:10,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:10,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:10,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:10,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:10,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:10,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:10,387 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:10,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:10,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:10,389 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 -> aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 [2019-11-25 22:27:10,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:10,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:10,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:10,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:10,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:10,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-25 22:27:11,155 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a98adc735/9b78701c4fd446378751a3ee4eddfe14/FLAG123bc403b [2019-11-25 22:27:12,772 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:12,775 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-25 22:27:12,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a98adc735/9b78701c4fd446378751a3ee4eddfe14/FLAG123bc403b [2019-11-25 22:27:12,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a98adc735/9b78701c4fd446378751a3ee4eddfe14 [2019-11-25 22:27:12,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:12,921 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:12,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:12,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:12,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:12,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:12" (1/1) ... [2019-11-25 22:27:12,950 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 25.11 10:27:12, skipping insertion in model container [2019-11-25 22:27:12,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:12" (1/1) ... [2019-11-25 22:27:12,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:13,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:16,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:16,455 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:18,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:18,367 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:18,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18 WrapperNode [2019-11-25 22:27:18,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:18,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:18,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:18,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:18,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:18,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:18,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:18,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:18,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:18,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:18,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:18,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:18,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:18,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:19,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:19,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:19,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:18" (1/1) ... [2019-11-25 22:27:19,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:19,439 INFO L168 Benchmark]: Toolchain (without parser) took 6515.21 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 750.2 MB in the end (delta: 194.3 MB). Peak memory consumption was 194.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:19,440 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:27:19,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5450.14 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 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:19,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 545.14 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:19,452 INFO L168 Benchmark]: Boogie Preprocessor took 509.88 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:19,463 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 5450.14 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 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 545.14 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 509.88 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:23,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:23,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:23,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:23,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:23,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:23,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:23,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:23,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:23,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:23,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:23,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:23,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:23,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:23,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:23,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:23,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:23,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:23,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:23,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:23,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:23,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:23,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:23,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:23,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:23,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:23,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:23,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:23,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:23,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:23,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:23,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:23,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:23,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:23,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:23,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:23,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:23,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:23,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:23,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:23,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:23,884 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:27:23,928 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:23,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:23,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:23,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:23,936 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:23,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:23,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:23,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:23,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:23,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:23,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:23,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:23,942 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:27:23,942 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:27:23,944 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:23,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:23,944 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:23,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:23,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:23,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:23,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:23,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:23,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:23,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:23,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:23,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:23,951 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:27:23,951 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:27:23,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:23,952 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:27:23,954 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 -> aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 [2019-11-25 22:27:24,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:24,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:24,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:24,578 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:24,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:24,580 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-25 22:27:24,762 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd4215ef2/23435dbe0897443ea94007cf43ba9302/FLAGa0fa9823f [2019-11-25 22:27:26,472 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:26,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-25 22:27:26,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd4215ef2/23435dbe0897443ea94007cf43ba9302/FLAGa0fa9823f [2019-11-25 22:27:26,590 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd4215ef2/23435dbe0897443ea94007cf43ba9302 [2019-11-25 22:27:26,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:26,606 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:26,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:26,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:26,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:26,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:26" (1/1) ... [2019-11-25 22:27:26,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:26, skipping insertion in model container [2019-11-25 22:27:26,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:26" (1/1) ... [2019-11-25 22:27:26,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:26,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:31,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:31,066 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:32,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:32,603 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:32,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32 WrapperNode [2019-11-25 22:27:32,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:32,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:32,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:32,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:32,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:32,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:33,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:33,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:33,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:33,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:33,723 INFO L168 Benchmark]: Toolchain (without parser) took 7112.25 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 732.8 MB in the end (delta: 211.7 MB). Peak memory consumption was 211.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:33,723 INFO L168 Benchmark]: CDTParser took 1.36 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. [2019-11-25 22:27:33,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5997.36 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 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:33,728 INFO L168 Benchmark]: Boogie Procedure Inliner took 557.68 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 761.7 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:33,733 INFO L168 Benchmark]: Boogie Preprocessor took 548.87 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 732.8 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:33,743 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 5997.36 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 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 557.68 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 761.7 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 548.87 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 732.8 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...