./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label16.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_label16.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 2f6307005cb5c47af0b5fde9199b934ec7fee093 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label16.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 2f6307005cb5c47af0b5fde9199b934ec7fee093 ............................................................................................................................................................................... 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 16:44:56,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:44:56,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:44:56,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:44:56,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:44:56,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:44:56,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:44:56,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:44:56,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:44:56,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:44:56,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:44:56,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:44:56,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:44:56,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:44:56,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:44:56,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:44:56,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:44:56,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:44:56,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:44:56,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:44:56,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:44:56,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:44:56,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:44:56,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:44:56,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:44:56,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:44:56,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:44:56,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:44:56,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:44:56,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:44:56,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:44:56,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:44:56,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:44:56,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:44:56,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:44:56,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:44:56,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:44:56,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:44:56,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:44:56,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:44:56,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:44:56,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:44:56,786 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:44:56,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:44:56,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:44:56,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:44:56,793 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:44:56,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:44:56,797 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:44:56,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:44:56,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:44:56,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:44:56,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:44:56,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:44:56,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:44:56,800 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:44:56,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:44:56,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:44:56,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:44:56,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:44:56,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:44:56,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:44:56,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:44:56,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:44:56,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:44:56,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:44:56,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:44:56,806 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:44:56,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:44:56,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:44:56,807 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 -> 2f6307005cb5c47af0b5fde9199b934ec7fee093 [2019-11-26 16:44:57,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:44:57,400 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:44:57,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:44:57,408 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:44:57,412 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:44:57,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label16.c [2019-11-26 16:44:57,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a99ac7f43/4e2ab90f843d472ba0eea1781cc941a3/FLAG68fd8f7a5 [2019-11-26 16:44:58,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:44:58,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label16.c [2019-11-26 16:44:58,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a99ac7f43/4e2ab90f843d472ba0eea1781cc941a3/FLAG68fd8f7a5 [2019-11-26 16:44:59,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a99ac7f43/4e2ab90f843d472ba0eea1781cc941a3 [2019-11-26 16:44:59,234 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:44:59,237 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:44:59,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:44:59,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:44:59,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:44:59,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:44:59" (1/1) ... [2019-11-26 16:44:59,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:59, skipping insertion in model container [2019-11-26 16:44:59,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:44:59" (1/1) ... [2019-11-26 16:44:59,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:44:59,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:00,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:00,363 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:00,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:00,848 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:00,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:00 WrapperNode [2019-11-26 16:45:00,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:00,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:00,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:00,855 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:00,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:00,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:01,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:01,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:01,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:01,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:01,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:01,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:01,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:01,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:01,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:01,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:01,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:00" (1/1) ... [2019-11-26 16:45:01,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:01,406 INFO L168 Benchmark]: Toolchain (without parser) took 2163.17 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: 965.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:01,407 INFO L168 Benchmark]: CDTParser took 0.35 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 16:45:01,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1607.03 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 983.6 MB in the end (delta: -16.2 MB). Peak memory consumption was 39.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:01,416 INFO L168 Benchmark]: Boogie Procedure Inliner took 328.61 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:01,419 INFO L168 Benchmark]: Boogie Preprocessor took 214.82 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:01,431 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1607.03 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 983.6 MB in the end (delta: -16.2 MB). Peak memory consumption was 39.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 328.61 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.82 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 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 16:45:05,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:05,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:05,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:05,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:05,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:05,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:05,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:05,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:05,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:05,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:05,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:05,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:05,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:05,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:05,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:05,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:05,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:05,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:05,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:05,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:05,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:05,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:05,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:05,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:05,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:05,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:05,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:05,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:05,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:05,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:05,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:05,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:05,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:05,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:05,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:05,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:05,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:05,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:05,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:05,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:05,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:05,612 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:05,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:05,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:05,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:05,622 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:05,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:05,623 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:05,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:05,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:05,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:05,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:05,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:05,625 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:05,626 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:05,628 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:05,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:05,628 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:05,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:05,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:05,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:05,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:05,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:05,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:05,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:05,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:05,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:05,633 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:05,633 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:05,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:05,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:05,636 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 -> 2f6307005cb5c47af0b5fde9199b934ec7fee093 [2019-11-26 16:45:06,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:06,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:06,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:06,199 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:06,203 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:06,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label16.c [2019-11-26 16:45:06,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f59aa2d/274e1ea11c364b72bedd7667032244b1/FLAG91c869b01 [2019-11-26 16:45:07,561 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:07,568 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label16.c [2019-11-26 16:45:07,600 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f59aa2d/274e1ea11c364b72bedd7667032244b1/FLAG91c869b01 [2019-11-26 16:45:07,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f59aa2d/274e1ea11c364b72bedd7667032244b1 [2019-11-26 16:45:07,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:07,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:07,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:07,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:07,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:07,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:07" (1/1) ... [2019-11-26 16:45:07,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:07, skipping insertion in model container [2019-11-26 16:45:07,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:07" (1/1) ... [2019-11-26 16:45:07,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:07,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:08,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:08,979 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:09,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:09,374 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:09,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09 WrapperNode [2019-11-26 16:45:09,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:09,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:09,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:09,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:09,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:09,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:09,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:09,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:09,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:09,785 INFO L168 Benchmark]: Toolchain (without parser) took 2123.70 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 960.9 MB in the end (delta: 775.0 kB). Peak memory consumption was 840.5 kB. Max. memory is 12.5 GB. [2019-11-26 16:45:09,787 INFO L168 Benchmark]: CDTParser took 0.35 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 16:45:09,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1718.66 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 966.6 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:09,796 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.58 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:09,804 INFO L168 Benchmark]: Boogie Preprocessor took 195.83 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:09,808 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1718.66 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 966.6 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 202.58 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.83 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...