./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label17.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/Problem18_label17.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 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label17.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 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:38:16,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:16,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:16,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:16,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:16,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:16,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:16,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:16,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:16,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:16,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:16,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:16,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:16,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:16,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:16,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:16,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:16,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:16,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:16,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:16,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:16,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:16,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:16,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:16,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:16,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:16,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:16,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:16,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:16,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:16,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:16,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:16,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:16,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:16,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:16,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:16,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:16,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:16,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:16,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:16,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:16,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:16,504 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:16,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:16,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:16,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:16,511 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:16,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:16,514 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:16,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:16,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:16,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:16,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:16,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:16,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:16,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:16,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:16,517 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:16,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:16,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:16,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:16,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:16,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:16,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:16,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:16,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:16,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:16,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:16,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:16,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:16,523 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 -> 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d [2019-11-27 09:38:16,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:17,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:17,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:17,023 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:17,023 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:17,024 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-27 09:38:17,132 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf4aa59d7/de920e5f54604f2096a62da37dd7c616/FLAG5dc53c536 [2019-11-27 09:38:18,209 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:18,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-27 09:38:18,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf4aa59d7/de920e5f54604f2096a62da37dd7c616/FLAG5dc53c536 [2019-11-27 09:38:18,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf4aa59d7/de920e5f54604f2096a62da37dd7c616 [2019-11-27 09:38:18,676 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:18,682 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:18,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:18,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:18,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:18,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:18,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f061439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18, skipping insertion in model container [2019-11-27 09:38:18,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:18,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:18,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:20,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:20,458 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:21,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:21,228 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:21,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21 WrapperNode [2019-11-27 09:38:21,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:21,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:21,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:21,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:21,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:21,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:21,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:21,594 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:21,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:22,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:22,075 INFO L168 Benchmark]: Toolchain (without parser) took 3389.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 803.2 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,078 INFO L168 Benchmark]: CDTParser took 0.21 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 09:38:22,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2550.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 871.9 MB in the end (delta: 82.6 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 358.47 ms. Allocated memory is still 1.0 GB. Free memory was 871.9 MB in the beginning and 826.1 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,084 INFO L168 Benchmark]: Boogie Preprocessor took 475.96 ms. Allocated memory is still 1.0 GB. Free memory was 826.1 MB in the beginning and 803.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,093 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 2550.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 871.9 MB in the end (delta: 82.6 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 358.47 ms. Allocated memory is still 1.0 GB. Free memory was 871.9 MB in the beginning and 826.1 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 475.96 ms. Allocated memory is still 1.0 GB. Free memory was 826.1 MB in the beginning and 803.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:24,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:24,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:24,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:24,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:24,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:24,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:24,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:24,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:24,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:24,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:24,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:24,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:24,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:24,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:24,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:24,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:24,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:24,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:24,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:24,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:24,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:24,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:24,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:24,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:24,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:24,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:24,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:24,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:24,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:24,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:24,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:24,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:24,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:24,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:24,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:24,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:24,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:24,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:24,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:24,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:24,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:24,995 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:24,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:24,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:24,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:25,000 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:25,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:25,003 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:25,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:25,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:25,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:25,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:25,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:25,005 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:25,005 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:25,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:25,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:25,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:25,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:25,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:25,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:25,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:25,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:25,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:25,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:25,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:25,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:25,011 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:25,011 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:25,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:25,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:25,012 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 -> 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d [2019-11-27 09:38:25,455 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:25,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:25,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:25,483 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:25,484 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:25,487 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-27 09:38:25,596 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f99e5888/00b6a0b248ba4c78a2bbcf303cd2810a/FLAGdbafce582 [2019-11-27 09:38:26,670 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:26,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-27 09:38:26,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f99e5888/00b6a0b248ba4c78a2bbcf303cd2810a/FLAGdbafce582 [2019-11-27 09:38:27,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f99e5888/00b6a0b248ba4c78a2bbcf303cd2810a [2019-11-27 09:38:27,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:27,145 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:27,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:27,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:27,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:27,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:27,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27, skipping insertion in model container [2019-11-27 09:38:27,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:27,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:27,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:29,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:29,028 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:29,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:29,884 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:29,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29 WrapperNode [2019-11-27 09:38:29,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:29,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:29,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:29,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:29,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:29,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:30,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:30,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:30,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:30,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:30,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:30,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:30,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:30,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:30,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:30,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:30,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:30,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:30,461 INFO L168 Benchmark]: Toolchain (without parser) took 3311.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 799.2 MB in the end (delta: 149.6 MB). Peak memory consumption was 149.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:30,462 INFO L168 Benchmark]: CDTParser took 0.27 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 09:38:30,465 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2737.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:30,466 INFO L168 Benchmark]: Boogie Procedure Inliner took 322.92 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:30,468 INFO L168 Benchmark]: Boogie Preprocessor took 240.76 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:30,477 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 2737.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 322.92 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 240.76 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...