./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label35.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/Problem03_label35.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 fd24574d56ebf82cd1945ef08711f896fd615617 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label35.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 fd24574d56ebf82cd1945ef08711f896fd615617 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:43:47,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:47,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:47,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:47,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:47,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:47,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:47,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:47,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:47,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:47,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:47,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:47,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:47,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:47,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:47,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:47,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:47,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:47,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:47,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:47,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:47,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:47,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:47,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:47,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:47,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:47,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:47,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:47,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:47,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:47,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:47,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:47,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:47,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:47,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:47,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:47,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:47,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:47,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:47,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:47,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:47,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:47,564 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:47,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:47,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:47,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:47,571 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:47,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:47,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:47,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:47,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:47,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:47,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:47,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:47,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:47,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:47,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:47,581 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:47,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:47,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:47,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:47,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:47,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:47,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:47,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:47,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:47,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:47,586 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:47,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:47,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:47,590 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 -> fd24574d56ebf82cd1945ef08711f896fd615617 [2019-11-27 15:43:48,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:48,202 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:48,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:48,212 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:48,217 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:48,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label35.c [2019-11-27 15:43:48,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41a3507a4/e5aaaa40f52240ed9d553bd3fa45346e/FLAGebbca5671 [2019-11-27 15:43:49,828 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:49,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label35.c [2019-11-27 15:43:49,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41a3507a4/e5aaaa40f52240ed9d553bd3fa45346e/FLAGebbca5671 [2019-11-27 15:43:49,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41a3507a4/e5aaaa40f52240ed9d553bd3fa45346e [2019-11-27 15:43:49,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:49,930 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:49,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:49,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:49,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:49,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:49" (1/1) ... [2019-11-27 15:43:49,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:49, skipping insertion in model container [2019-11-27 15:43:49,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:49" (1/1) ... [2019-11-27 15:43:49,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:50,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:51,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:51,787 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:52,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:52,446 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:52,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52 WrapperNode [2019-11-27 15:43:52,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:52,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:52,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:52,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:52,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:52,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:52,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:52,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:52,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:53,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:53,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:53,056 INFO L168 Benchmark]: Toolchain (without parser) took 3121.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:53,058 INFO L168 Benchmark]: CDTParser took 0.35 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 15:43:53,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2514.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:53,064 INFO L168 Benchmark]: Boogie Procedure Inliner took 310.78 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:53,068 INFO L168 Benchmark]: Boogie Preprocessor took 287.63 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:53,080 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2514.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 310.78 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 287.63 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 15:43:57,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:57,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:57,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:57,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:57,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:57,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:57,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:57,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:57,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:57,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:57,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:57,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:57,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:57,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:57,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:57,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:57,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:57,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:57,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:57,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:57,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:57,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:57,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:57,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:57,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:57,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:57,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:57,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:57,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:57,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:57,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:57,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:57,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:57,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:57,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:57,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:57,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:57,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:57,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:57,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:57,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:57,293 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:57,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:57,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:57,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:57,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:57,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:57,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:57,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:57,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:57,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:57,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:57,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:57,306 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:57,307 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:57,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:57,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:57,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:57,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:57,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:57,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:57,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:57,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:57,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:57,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:57,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:57,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:57,315 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:57,315 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:57,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:57,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:57,318 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 -> fd24574d56ebf82cd1945ef08711f896fd615617 [2019-11-27 15:43:57,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:57,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:57,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:57,931 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:57,932 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:57,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label35.c [2019-11-27 15:43:58,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7f2727c5/fae21517f0794543ab60f6aa3190cbc8/FLAGd342201af [2019-11-27 15:43:59,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:59,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label35.c [2019-11-27 15:43:59,599 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7f2727c5/fae21517f0794543ab60f6aa3190cbc8/FLAGd342201af [2019-11-27 15:43:59,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7f2727c5/fae21517f0794543ab60f6aa3190cbc8 [2019-11-27 15:43:59,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:59,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:59,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:59,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:59,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:59,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:59" (1/1) ... [2019-11-27 15:43:59,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:59, skipping insertion in model container [2019-11-27 15:43:59,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:59" (1/1) ... [2019-11-27 15:43:59,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:59,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:01,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:01,641 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:02,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:02,776 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:02,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02 WrapperNode [2019-11-27 15:44:02,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:02,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:02,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:02,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:02,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:02,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:03,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:03,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:03,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:03,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:03,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:03,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:03,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:03,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:03,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:03,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:03,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:02" (1/1) ... [2019-11-27 15:44:03,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:03,410 INFO L168 Benchmark]: Toolchain (without parser) took 3750.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:03,411 INFO L168 Benchmark]: CDTParser took 1.60 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 15:44:03,416 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3118.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:03,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 346.93 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:03,424 INFO L168 Benchmark]: Boogie Preprocessor took 273.18 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:03,436 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 3118.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 346.93 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 273.18 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...