./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label54.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/Problem15_label54.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 b244b333b5c5e678f8ab7fed5aedb673a81acbc9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label54.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 b244b333b5c5e678f8ab7fed5aedb673a81acbc9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:20,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:20,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:20,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:20,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:20,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:20,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:20,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:20,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:20,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:20,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:20,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:20,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:20,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:20,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:20,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:20,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:20,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:20,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:20,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:20,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:20,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:20,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:20,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:20,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:20,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:20,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:20,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:20,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:20,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:20,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:20,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:20,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:20,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:20,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:20,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:20,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:20,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:20,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:20,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:20,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:20,544 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:20,600 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:20,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:20,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:20,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:20,613 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:20,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:20,614 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:20,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:20,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:20,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:20,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:20,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:20,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:20,619 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:20,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:20,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:20,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:20,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:20,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:20,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:20,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:20,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:20,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:20,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:20,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:20,626 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:20,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:20,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:20,629 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 -> b244b333b5c5e678f8ab7fed5aedb673a81acbc9 [2019-11-27 15:58:21,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:21,231 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:21,235 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:21,240 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:21,241 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:21,248 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label54.c [2019-11-27 15:58:21,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ca0433c7/beb066af83004588b51f8097c15ba2ba/FLAG40c593743 [2019-11-27 15:58:22,861 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:22,867 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label54.c [2019-11-27 15:58:22,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ca0433c7/beb066af83004588b51f8097c15ba2ba/FLAG40c593743 [2019-11-27 15:58:22,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ca0433c7/beb066af83004588b51f8097c15ba2ba [2019-11-27 15:58:22,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:22,964 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:22,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:22,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:22,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:22,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:22" (1/1) ... [2019-11-27 15:58:22,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:22, skipping insertion in model container [2019-11-27 15:58:22,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:22" (1/1) ... [2019-11-27 15:58:23,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:23,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:25,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:25,220 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:25,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:25,882 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:25,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25 WrapperNode [2019-11-27 15:58:25,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:25,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:25,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:25,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:25,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:25,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:26,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:26,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:26,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:26,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:26,777 INFO L168 Benchmark]: Toolchain (without parser) took 3807.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.6 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,780 INFO L168 Benchmark]: CDTParser took 0.61 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 15:58:26,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2914.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 403.23 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,791 INFO L168 Benchmark]: Boogie Preprocessor took 478.82 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,800 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 2914.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 403.23 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 478.82 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 15:58:30,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:30,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:30,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:30,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:30,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:30,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:30,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:30,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:30,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:30,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:30,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:30,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:30,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:30,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:30,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:30,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:30,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:30,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:30,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:31,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:31,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:31,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:31,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:31,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:31,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:31,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:31,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:31,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:31,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:31,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:31,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:31,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:31,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:31,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:31,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:31,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:31,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:31,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:31,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:31,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:31,058 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:31,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:31,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:31,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:31,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:31,108 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:31,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:31,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:31,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:31,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:31,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:31,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:31,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:31,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:31,114 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:31,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:31,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:31,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:31,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:31,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:31,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:31,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:31,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:31,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:31,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:31,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:31,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:31,122 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:31,122 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:31,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:31,125 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:31,129 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 -> b244b333b5c5e678f8ab7fed5aedb673a81acbc9 [2019-11-27 15:58:31,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:31,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:31,802 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:31,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:31,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:31,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label54.c [2019-11-27 15:58:31,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ff412171/d0ee10993a144bdcb26c5f9d2ac20b9d/FLAG5aa426763 [2019-11-27 15:58:33,439 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:33,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label54.c [2019-11-27 15:58:33,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ff412171/d0ee10993a144bdcb26c5f9d2ac20b9d/FLAG5aa426763 [2019-11-27 15:58:33,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ff412171/d0ee10993a144bdcb26c5f9d2ac20b9d [2019-11-27 15:58:33,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:33,540 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:33,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:33,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:33,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:33,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:33, skipping insertion in model container [2019-11-27 15:58:33,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:33" (1/1) ... [2019-11-27 15:58:33,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:33,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:35,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:35,976 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:36,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:36,747 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:36,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36 WrapperNode [2019-11-27 15:58:36,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:36,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:36,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:36,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:36,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:36,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:37,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:37,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:37,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:37,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:37,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:37,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:37,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:37,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:37,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:37,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:37,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:37,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:37,386 INFO L168 Benchmark]: Toolchain (without parser) took 3843.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 863.5 MB in the end (delta: 88.0 MB). Peak memory consumption was 88.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:37,387 INFO L168 Benchmark]: CDTParser took 0.37 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 15:58:37,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3206.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 886.4 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:37,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 321.10 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 874.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:37,397 INFO L168 Benchmark]: Boogie Preprocessor took 305.74 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 863.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:37,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3206.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 886.4 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 321.10 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 874.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 305.74 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 863.5 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...