./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label56.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 8af5b6144d406acde07c24376fef2459d14dd90f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label56.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 8af5b6144d406acde07c24376fef2459d14dd90f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:57,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:57,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:57,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:57,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:57,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:57,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:57,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:57,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:57,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:57,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:57,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:57,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:57,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:57,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:57,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:57,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:57,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:57,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:57,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:57,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:57,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:57,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:57,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:57,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:57,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:57,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:57,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:57,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:57,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:57,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:57,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:57,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:57,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:57,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:57,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:57,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:57,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:57,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:57,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:57,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:57,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:57,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:57,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:57,621 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:57,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:57,622 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:57,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:57,623 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:57,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:57,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:57,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:57,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:57,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:57,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:57,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:57,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:57,628 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:57,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:57,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:57,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:57,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:57,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:57,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:57,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:57,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:57,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:57,632 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:57,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:57,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:57,633 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 -> 8af5b6144d406acde07c24376fef2459d14dd90f [2019-11-26 16:35:58,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:58,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:58,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:58,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:58,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:58,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label56.c [2019-11-26 16:35:58,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b06159df/137bb48550734ec1a0f78980a6674294/FLAG4edbcfa3c [2019-11-26 16:35:59,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:59,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label56.c [2019-11-26 16:35:59,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b06159df/137bb48550734ec1a0f78980a6674294/FLAG4edbcfa3c [2019-11-26 16:35:59,773 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b06159df/137bb48550734ec1a0f78980a6674294 [2019-11-26 16:35:59,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:59,783 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:59,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:59,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:59,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:59,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:35:59,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:59, skipping insertion in model container [2019-11-26 16:35:59,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:59" (1/1) ... [2019-11-26 16:35:59,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:00,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:01,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:01,972 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:02,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:03,036 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:03,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03 WrapperNode [2019-11-26 16:36:03,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:03,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:03,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:03,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:03,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:03,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:03,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:03,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:03,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:03,785 INFO L168 Benchmark]: Toolchain (without parser) took 3997.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 744.5 MB in the end (delta: 198.6 MB). Peak memory consumption was 198.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:03,785 INFO L168 Benchmark]: CDTParser took 2.80 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. [2019-11-26 16:36:03,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3254.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 813.3 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:03,790 INFO L168 Benchmark]: Boogie Procedure Inliner took 346.52 ms. Allocated memory is still 1.0 GB. Free memory was 813.3 MB in the beginning and 778.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:03,795 INFO L168 Benchmark]: Boogie Preprocessor took 389.53 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 744.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:03,804 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.80 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 3254.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 813.3 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 346.52 ms. Allocated memory is still 1.0 GB. Free memory was 813.3 MB in the beginning and 778.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 389.53 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 744.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-025d5a2 [2019-11-26 16:36:06,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:06,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:06,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:06,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:06,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:06,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:06,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:06,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:06,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:06,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:06,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:06,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:06,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:06,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:06,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:06,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:06,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:06,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:06,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:06,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:06,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:06,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:06,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:06,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:06,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:06,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:06,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:06,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:06,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:06,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:06,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:06,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:06,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:06,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:06,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:06,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:06,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:06,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:06,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:06,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:06,826 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:06,854 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:06,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:06,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:06,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:06,861 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:06,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:06,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:06,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:06,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:06,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:06,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:06,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:06,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:06,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:06,864 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:06,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:06,866 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:06,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:06,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:06,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:06,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:06,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:06,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:06,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:06,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:06,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:06,869 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:06,870 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:06,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:06,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:06,871 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 -> 8af5b6144d406acde07c24376fef2459d14dd90f [2019-11-26 16:36:07,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:07,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:07,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:07,341 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:07,342 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:07,343 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label56.c [2019-11-26 16:36:07,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e71e17e87/d45bc0c273f141b2bf0cf3a0525a323f/FLAG13d433c24 [2019-11-26 16:36:08,575 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:08,576 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label56.c [2019-11-26 16:36:08,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e71e17e87/d45bc0c273f141b2bf0cf3a0525a323f/FLAG13d433c24 [2019-11-26 16:36:08,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e71e17e87/d45bc0c273f141b2bf0cf3a0525a323f [2019-11-26 16:36:08,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:08,992 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:08,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:08,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:08,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:09,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:09,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f182920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09, skipping insertion in model container [2019-11-26 16:36:09,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:09,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:09,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:11,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:11,271 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:12,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:12,389 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:12,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:12 WrapperNode [2019-11-26 16:36:12,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:12,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:12,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:12,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:12,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:12" (1/1) ... [2019-11-26 16:36:12,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:12" (1/1) ... [2019-11-26 16:36:12,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:12,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:12,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:12,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:12,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:12" (1/1) ... [2019-11-26 16:36:12,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:12" (1/1) ... [2019-11-26 16:36:12,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:12" (1/1) ... [2019-11-26 16:36:12,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:12" (1/1) ... [2019-11-26 16:36:12,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:12" (1/1) ... [2019-11-26 16:36:13,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:12" (1/1) ... [2019-11-26 16:36:13,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:12" (1/1) ... [2019-11-26 16:36:13,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:13,095 INFO L168 Benchmark]: Toolchain (without parser) took 4099.02 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 726.7 MB in the end (delta: 223.5 MB). Peak memory consumption was 223.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:13,096 INFO L168 Benchmark]: CDTParser took 1.74 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. [2019-11-26 16:36:13,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3396.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 796.0 MB in the end (delta: 154.2 MB). Peak memory consumption was 154.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:13,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 354.05 ms. Allocated memory is still 1.0 GB. Free memory was 796.0 MB in the beginning and 755.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:13,104 INFO L168 Benchmark]: Boogie Preprocessor took 343.21 ms. Allocated memory is still 1.0 GB. Free memory was 755.9 MB in the beginning and 726.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:13,111 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 3396.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 796.0 MB in the end (delta: 154.2 MB). Peak memory consumption was 154.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 354.05 ms. Allocated memory is still 1.0 GB. Free memory was 796.0 MB in the beginning and 755.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 343.21 ms. Allocated memory is still 1.0 GB. Free memory was 755.9 MB in the beginning and 726.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...