./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label25.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/Problem17_label25.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 29b85733a45422ebb29e7dee0c52684f84567e53 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label25.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 29b85733a45422ebb29e7dee0c52684f84567e53 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:20,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:20,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:20,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:20,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:20,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:20,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:20,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:20,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:20,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:20,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:20,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:20,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:20,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:20,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:20,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:20,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:20,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:20,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:20,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:20,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:20,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:20,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:20,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:20,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:20,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:20,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:20,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:20,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:20,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:20,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:20,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:20,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:20,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:20,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:20,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:20,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:20,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:20,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:20,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:20,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:20,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:20,737 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:20,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:20,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:20,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:20,745 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:20,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:20,748 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:20,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:20,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:20,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:20,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:20,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:20,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:20,753 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:20,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:20,755 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:20,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:20,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:20,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:20,756 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:20,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:20,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:20,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:20,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:20,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:20,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:20,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:20,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:20,764 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 -> 29b85733a45422ebb29e7dee0c52684f84567e53 [2019-11-26 16:50:21,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:21,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:21,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:21,343 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:21,344 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:21,348 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label25.c [2019-11-26 16:50:21,498 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480f778a2/f660a63ed0be454a92cfa11996d55af2/FLAG3a0658756 [2019-11-26 16:50:23,118 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:23,121 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label25.c [2019-11-26 16:50:23,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480f778a2/f660a63ed0be454a92cfa11996d55af2/FLAG3a0658756 [2019-11-26 16:50:23,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480f778a2/f660a63ed0be454a92cfa11996d55af2 [2019-11-26 16:50:23,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:23,221 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:23,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:23,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:23,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:23,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:23,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23, skipping insertion in model container [2019-11-26 16:50:23,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:23,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:23,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:25,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:25,743 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:26,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:26,615 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:26,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26 WrapperNode [2019-11-26 16:50:26,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:26,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:26,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:26,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:26,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:26,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:27,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:27,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:27,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:27,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:27,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:27,989 INFO L168 Benchmark]: Toolchain (without parser) took 4763.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 789.9 MB in the end (delta: 163.1 MB). Peak memory consumption was 163.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:27,992 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 16:50:27,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3394.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.3 MB in the beginning and 893.6 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:27,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 676.28 ms. Allocated memory is still 1.0 GB. Free memory was 893.6 MB in the beginning and 830.0 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,003 INFO L168 Benchmark]: Boogie Preprocessor took 683.03 ms. Allocated memory is still 1.0 GB. Free memory was 830.0 MB in the beginning and 789.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,012 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 3394.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.3 MB in the beginning and 893.6 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 676.28 ms. Allocated memory is still 1.0 GB. Free memory was 893.6 MB in the beginning and 830.0 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 683.03 ms. Allocated memory is still 1.0 GB. Free memory was 830.0 MB in the beginning and 789.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 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 16:50:31,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:31,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:31,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:31,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:31,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:31,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:31,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:31,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:31,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:31,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:31,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:31,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:31,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:31,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:31,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:31,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:31,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:31,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:31,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:32,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:32,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:32,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:32,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:32,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:32,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:32,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:32,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:32,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:32,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:32,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:32,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:32,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:32,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:32,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:32,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:32,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:32,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:32,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:32,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:32,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:32,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:32,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:32,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:32,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:32,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:32,112 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:32,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:32,113 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:32,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:32,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:32,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:32,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:32,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:32,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:32,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:32,118 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:32,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:32,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:32,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:32,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:32,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:32,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:32,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:32,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:32,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:32,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:32,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:32,126 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:32,127 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:32,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:32,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:32,130 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 -> 29b85733a45422ebb29e7dee0c52684f84567e53 [2019-11-26 16:50:32,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:32,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:32,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:32,737 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:32,738 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:32,739 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label25.c [2019-11-26 16:50:32,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dadb7f34/2a9efbbe3c4340479055480117ca83b6/FLAGf708cff9b [2019-11-26 16:50:34,501 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:34,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label25.c [2019-11-26 16:50:34,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dadb7f34/2a9efbbe3c4340479055480117ca83b6/FLAGf708cff9b [2019-11-26 16:50:34,609 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dadb7f34/2a9efbbe3c4340479055480117ca83b6 [2019-11-26 16:50:34,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:34,623 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:34,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:34,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:34,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:34,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:34, skipping insertion in model container [2019-11-26 16:50:34,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:34" (1/1) ... [2019-11-26 16:50:34,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:34,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:37,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:37,450 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:38,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:38,513 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:38,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38 WrapperNode [2019-11-26 16:50:38,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:38,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:38,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:38,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:38,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:38,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:38,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:38,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:38,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:38,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:38,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:38,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:38" (1/1) ... [2019-11-26 16:50:39,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:39,344 INFO L168 Benchmark]: Toolchain (without parser) took 4716.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 782.2 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:39,348 INFO L168 Benchmark]: CDTParser took 2.29 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 16:50:39,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3890.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 828.0 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:39,351 INFO L168 Benchmark]: Boogie Procedure Inliner took 414.89 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:39,355 INFO L168 Benchmark]: Boogie Preprocessor took 400.98 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:39,366 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.29 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 3890.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 828.0 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 414.89 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 400.98 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...