./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label52.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 a8bea26189092fbe95e536558402b40a88312d08 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label52.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 a8bea26189092fbe95e536558402b40a88312d08 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:58,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:58,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:58,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:58,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:58,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:58,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:58,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:58,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:58,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:58,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:58,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:58,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:58,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:58,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:58,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:58,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:58,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:58,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:58,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:58,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:58,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:58,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:58,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:58,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:58,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:58,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:58,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:58,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:58,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:58,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:58,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:58,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:58,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:58,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:58,759 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:58,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:58,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:58,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:58,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:58,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:58,766 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:58,792 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:58,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:58,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:58,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:58,799 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:58,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:58,799 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:58,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:58,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:58,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:58,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:58,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:58,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:58,804 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:58,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:58,805 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:58,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:58,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:58,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:58,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:58,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:58,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:58,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:58,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:58,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:58,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:58,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:58,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:58,809 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 -> a8bea26189092fbe95e536558402b40a88312d08 [2019-11-27 09:22:59,268 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:59,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:59,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:59,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:59,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:59,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label52.c [2019-11-27 09:22:59,408 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/578bb4047/2924fb8b86ba44c4a0e6a73fd7e46fec/FLAGb5b506685 [2019-11-27 09:23:00,517 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:00,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label52.c [2019-11-27 09:23:00,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/578bb4047/2924fb8b86ba44c4a0e6a73fd7e46fec/FLAGb5b506685 [2019-11-27 09:23:00,943 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/578bb4047/2924fb8b86ba44c4a0e6a73fd7e46fec [2019-11-27 09:23:00,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:00,949 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:00,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:00,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:00,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:00,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:00" (1/1) ... [2019-11-27 09:23:00,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ccb7bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:00, skipping insertion in model container [2019-11-27 09:23:00,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:00" (1/1) ... [2019-11-27 09:23:00,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:01,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:03,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:03,168 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:04,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:04,236 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:04,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04 WrapperNode [2019-11-27 09:23:04,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:04,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:04,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:04,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:04,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:04,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:04,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:04,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:04,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:04,896 INFO L168 Benchmark]: Toolchain (without parser) took 3943.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.4 MB in the end (delta: 193.1 MB). Peak memory consumption was 193.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:04,897 INFO L168 Benchmark]: CDTParser took 4.49 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 09:23:04,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3283.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:04,900 INFO L168 Benchmark]: Boogie Procedure Inliner took 348.17 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.0 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:04,904 INFO L168 Benchmark]: Boogie Preprocessor took 302.43 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:04,912 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.49 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 3283.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 348.17 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.0 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 302.43 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:07,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:07,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:07,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:07,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:07,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:07,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:07,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:07,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:07,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:07,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:07,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:07,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:07,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:07,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:07,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:07,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:07,697 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:07,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:07,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:07,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:07,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:07,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:07,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:07,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:07,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:07,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:07,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:07,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:07,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:07,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:07,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:07,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:07,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:07,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:07,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:07,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:07,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:07,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:07,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:07,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:07,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:07,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:07,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:07,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:07,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:07,789 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:07,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:07,790 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:07,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:07,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:07,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:07,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:07,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:07,793 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:07,794 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:07,794 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:07,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:07,794 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:07,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:07,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:07,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:07,797 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:07,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:07,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:07,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:07,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:07,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:07,800 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:07,800 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:07,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:07,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:07,802 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 -> a8bea26189092fbe95e536558402b40a88312d08 [2019-11-27 09:23:08,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:08,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:08,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:08,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:08,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:08,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label52.c [2019-11-27 09:23:08,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70c709210/015a34e0345e461e9017c77650414f93/FLAGd911e14a1 [2019-11-27 09:23:09,569 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:09,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label52.c [2019-11-27 09:23:09,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70c709210/015a34e0345e461e9017c77650414f93/FLAGd911e14a1 [2019-11-27 09:23:09,912 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70c709210/015a34e0345e461e9017c77650414f93 [2019-11-27 09:23:09,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:09,920 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:09,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:09,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:09,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:09,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09, skipping insertion in model container [2019-11-27 09:23:09,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:10,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:12,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:12,169 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:13,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:13,267 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:13,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13 WrapperNode [2019-11-27 09:23:13,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:13,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:13,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:13,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:13,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:13,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:13,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:13,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:13,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:13,988 INFO L168 Benchmark]: Toolchain (without parser) took 4062.56 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 728.4 MB in the end (delta: 221.8 MB). Peak memory consumption was 221.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:13,989 INFO L168 Benchmark]: CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:23:13,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3342.57 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 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:13,991 INFO L168 Benchmark]: Boogie Procedure Inliner took 354.38 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 757.2 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:13,994 INFO L168 Benchmark]: Boogie Preprocessor took 356.48 ms. Allocated memory is still 1.0 GB. Free memory was 757.2 MB in the beginning and 728.4 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:14,004 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 3342.57 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 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 354.38 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 757.2 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 356.48 ms. Allocated memory is still 1.0 GB. Free memory was 757.2 MB in the beginning and 728.4 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...