./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label10.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_label10.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 b47ea97cfa584f02242e21b15bb258fd5eddc755 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label10.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 b47ea97cfa584f02242e21b15bb258fd5eddc755 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:44:11,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:11,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:11,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:11,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:11,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:11,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:11,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:11,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:11,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:11,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:12,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:12,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:12,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:12,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:12,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:12,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:12,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:12,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:12,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:12,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:12,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:12,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:12,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:12,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:12,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:12,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:12,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:12,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:12,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:12,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:12,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:12,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:12,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:12,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:12,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:12,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:12,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:12,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:12,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:12,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:12,067 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:12,093 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:12,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:12,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:12,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:12,100 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:12,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:12,100 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:12,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:12,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:12,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:12,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:12,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:12,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:12,105 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:12,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:12,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:12,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:12,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:12,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:12,106 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:12,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:12,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:12,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:12,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:12,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:12,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:12,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:12,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:12,109 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 -> b47ea97cfa584f02242e21b15bb258fd5eddc755 [2019-11-27 15:44:12,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:12,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:12,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:12,565 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:12,566 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:12,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label10.c [2019-11-27 15:44:12,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4169c8c41/90db0652daf042cc97a71534491523ef/FLAG3f6ba7b10 [2019-11-27 15:44:13,861 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:13,864 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label10.c [2019-11-27 15:44:13,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4169c8c41/90db0652daf042cc97a71534491523ef/FLAG3f6ba7b10 [2019-11-27 15:44:14,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4169c8c41/90db0652daf042cc97a71534491523ef [2019-11-27 15:44:14,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:14,206 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:14,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:14,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:14,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:14,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:14,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:14, skipping insertion in model container [2019-11-27 15:44:14,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:14" (1/1) ... [2019-11-27 15:44:14,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:14,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:16,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:16,478 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:17,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:17,570 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:17,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17 WrapperNode [2019-11-27 15:44:17,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:17,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:17,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:17,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:17,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:17,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:17,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:17,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:17,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:18,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:18,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:18,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:18,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:18,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:18,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:18,428 INFO L168 Benchmark]: Toolchain (without parser) took 4216.70 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 751.7 MB in the end (delta: 192.8 MB). Peak memory consumption was 192.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:18,429 INFO L168 Benchmark]: CDTParser took 2.08 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 15:44:18,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3358.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 15:44:18,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 403.79 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. [2019-11-27 15:44:18,438 INFO L168 Benchmark]: Boogie Preprocessor took 444.93 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:18,449 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 3358.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 403.79 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 444.93 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.7 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 15:44:21,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:21,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:21,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:21,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:21,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:21,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:21,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:21,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:21,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:21,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:21,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:21,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:21,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:21,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:21,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:21,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:21,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:21,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:21,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:21,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:21,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:21,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:21,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:21,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:21,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:21,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:21,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:21,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:21,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:21,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:21,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:21,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:21,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:21,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:21,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:21,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:21,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:21,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:21,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:21,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:21,394 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:21,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:21,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:21,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:21,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:21,429 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:21,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:21,430 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:21,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:21,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:21,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:21,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:21,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:21,435 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:21,436 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:21,436 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:21,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:21,436 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:21,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:21,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:21,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:21,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:21,437 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:21,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:21,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:21,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:21,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:21,439 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:21,439 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:21,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:21,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:21,442 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 -> b47ea97cfa584f02242e21b15bb258fd5eddc755 [2019-11-27 15:44:21,921 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:21,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:21,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:21,946 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:21,950 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:21,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label10.c [2019-11-27 15:44:22,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaa32ce81/9c876cb1632346f0be4b50ef900161b5/FLAG2183f9443 [2019-11-27 15:44:23,221 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:23,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label10.c [2019-11-27 15:44:23,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaa32ce81/9c876cb1632346f0be4b50ef900161b5/FLAG2183f9443 [2019-11-27 15:44:23,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaa32ce81/9c876cb1632346f0be4b50ef900161b5 [2019-11-27 15:44:23,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:23,631 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:23,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:23,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:23,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:23,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ceac6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23, skipping insertion in model container [2019-11-27 15:44:23,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:23,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:26,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:26,077 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:27,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:27,279 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:27,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27 WrapperNode [2019-11-27 15:44:27,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:27,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:27,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:27,282 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:27,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:27,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:27,638 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:27,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:27,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:27,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:27,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:27,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:27,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:27,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:27,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:27,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:28,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:28,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:28,060 INFO L168 Benchmark]: Toolchain (without parser) took 4424.79 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 733.1 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:28,061 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:28,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3648.37 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 796.1 MB in the end (delta: 154.2 MB). Peak memory consumption was 154.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:28,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 361.28 ms. Allocated memory is still 1.0 GB. Free memory was 796.1 MB in the beginning and 761.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:28,069 INFO L168 Benchmark]: Boogie Preprocessor took 410.73 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 733.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:28,079 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3648.37 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 796.1 MB in the end (delta: 154.2 MB). Peak memory consumption was 154.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 361.28 ms. Allocated memory is still 1.0 GB. Free memory was 796.1 MB in the beginning and 761.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 410.73 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 733.1 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...