./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label38.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/Problem10_label38.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 1c0111291159f315d33314476dea002ae045da84 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem10_label38.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 1c0111291159f315d33314476dea002ae045da84 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:45:16,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:16,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:16,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:16,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:16,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:16,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:16,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:16,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:16,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:16,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:16,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:16,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:16,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:16,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:16,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:16,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:16,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:16,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:16,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:16,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:16,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:16,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:16,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:16,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:16,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:16,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:16,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:16,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:16,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:16,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:16,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:16,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:16,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:16,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:16,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:16,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:16,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:16,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:16,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:16,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:16,534 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:16,567 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:16,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:16,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:16,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:16,574 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:16,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:16,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:16,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:16,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:16,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:16,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:16,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:16,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:16,582 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:16,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:16,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:16,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:16,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:16,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:16,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:16,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:16,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:16,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:16,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:16,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:16,588 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:16,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:16,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:16,589 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 -> 1c0111291159f315d33314476dea002ae045da84 [2019-11-26 16:45:17,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:17,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:17,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:17,104 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:17,104 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:17,108 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label38.c [2019-11-26 16:45:17,258 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b8e5410/56c4e661d982464d9d615fcd0afec4ec/FLAG42f693259 [2019-11-26 16:45:18,348 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:18,352 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label38.c [2019-11-26 16:45:18,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b8e5410/56c4e661d982464d9d615fcd0afec4ec/FLAG42f693259 [2019-11-26 16:45:18,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b8e5410/56c4e661d982464d9d615fcd0afec4ec [2019-11-26 16:45:18,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:18,499 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:18,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:18,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:18,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:18,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:18,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:18, skipping insertion in model container [2019-11-26 16:45:18,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:18" (1/1) ... [2019-11-26 16:45:18,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:18,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:19,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:19,562 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:19,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:19,872 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:19,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:19 WrapperNode [2019-11-26 16:45:19,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:19,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:19,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:19,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:19,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:19" (1/1) ... [2019-11-26 16:45:19,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:19" (1/1) ... [2019-11-26 16:45:20,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:20,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:20,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:20,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:20,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:19" (1/1) ... [2019-11-26 16:45:20,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:19" (1/1) ... [2019-11-26 16:45:20,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:19" (1/1) ... [2019-11-26 16:45:20,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:19" (1/1) ... [2019-11-26 16:45:20,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:19" (1/1) ... [2019-11-26 16:45:20,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:19" (1/1) ... [2019-11-26 16:45:20,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:19" (1/1) ... [2019-11-26 16:45:20,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:20,286 INFO L168 Benchmark]: Toolchain (without parser) took 1785.34 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 965.4 MB in the end (delta: -3.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:20,287 INFO L168 Benchmark]: CDTParser took 0.42 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 16:45:20,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1373.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 976.8 MB in the end (delta: -15.2 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:20,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.65 ms. Allocated memory is still 1.0 GB. Free memory was 976.8 MB in the beginning and 971.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:20,294 INFO L168 Benchmark]: Boogie Preprocessor took 190.70 ms. Allocated memory is still 1.0 GB. Free memory was 971.1 MB in the beginning and 965.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:20,305 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1373.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 976.8 MB in the end (delta: -15.2 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.65 ms. Allocated memory is still 1.0 GB. Free memory was 976.8 MB in the beginning and 971.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.70 ms. Allocated memory is still 1.0 GB. Free memory was 971.1 MB in the beginning and 965.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 16:45:23,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:23,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:23,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:23,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:23,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:23,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:23,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:23,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:23,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:23,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:23,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:23,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:23,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:23,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:23,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:23,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:23,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:23,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:23,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:23,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:23,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:23,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:23,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:23,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:23,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:23,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:23,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:23,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:23,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:23,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:23,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:23,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:23,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:23,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:23,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:23,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:23,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:23,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:23,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:23,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:23,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:24,021 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:24,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:24,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:24,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:24,030 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:24,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:24,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:24,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:24,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:24,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:24,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:24,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:24,036 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:24,037 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:24,037 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:24,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:24,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:24,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:24,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:24,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:24,042 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:24,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:24,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:24,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:24,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:24,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:24,043 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:24,044 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:24,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:24,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:24,047 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 -> 1c0111291159f315d33314476dea002ae045da84 [2019-11-26 16:45:24,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:24,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:24,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:24,630 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:24,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:24,638 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label38.c [2019-11-26 16:45:24,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/394fc0092/49fd3d887a3a4e2e9f24094b3f6e7f0a/FLAG4e4954d10 [2019-11-26 16:45:26,006 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:26,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label38.c [2019-11-26 16:45:26,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/394fc0092/49fd3d887a3a4e2e9f24094b3f6e7f0a/FLAG4e4954d10 [2019-11-26 16:45:26,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/394fc0092/49fd3d887a3a4e2e9f24094b3f6e7f0a [2019-11-26 16:45:26,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:26,111 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:26,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:26,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:26,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:26,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:26" (1/1) ... [2019-11-26 16:45:26,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:26, skipping insertion in model container [2019-11-26 16:45:26,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:26" (1/1) ... [2019-11-26 16:45:26,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:26,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:27,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:27,444 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:27,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:27,817 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:27,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27 WrapperNode [2019-11-26 16:45:27,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:27,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:27,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:27,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:27,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:27,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:28,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:28,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:28,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:28,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:28,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:28,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:28,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:28,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:28,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:28,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:28,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:27" (1/1) ... [2019-11-26 16:45:28,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:28,216 INFO L168 Benchmark]: Toolchain (without parser) took 2100.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:28,220 INFO L168 Benchmark]: CDTParser took 4.55 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 16:45:28,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1708.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 936.9 kB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:28,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.49 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:28,227 INFO L168 Benchmark]: Boogie Preprocessor took 168.11 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:28,237 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.55 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 1708.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 936.9 kB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.49 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 168.11 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...