./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label19.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/Problem19_label19.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 95d36342a06ed644bcee4d18ffcf76c0bfc5767a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label19.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 95d36342a06ed644bcee4d18ffcf76c0bfc5767a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:51:52,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:52,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:52,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:52,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:52,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:52,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:52,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:52,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:52,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:52,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:52,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:52,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:52,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:52,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:52,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:52,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:52,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:52,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:52,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:52,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:52,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:52,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:52,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:52,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:52,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:52,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:52,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:52,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:52,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:52,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:52,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:52,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:52,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:52,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:52,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:52,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:52,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:52,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:52,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:52,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:52,570 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:52,598 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:52,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:52,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:52,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:52,603 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:52,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:52,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:52,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:52,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:52,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:52,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:52,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:52,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:52,608 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:52,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:52,608 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:52,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:52,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:52,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:52,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:52,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:52,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:52,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:52,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:52,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:52,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:52,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:52,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:52,614 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 -> 95d36342a06ed644bcee4d18ffcf76c0bfc5767a [2019-11-26 16:51:53,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:53,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:53,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:53,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:53,070 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:53,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label19.c [2019-11-26 16:51:53,176 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fe324e81/6d92b68ffad645ba90acd247a088cc1e/FLAG9aad497d5 [2019-11-26 16:51:54,524 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:54,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label19.c [2019-11-26 16:51:54,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fe324e81/6d92b68ffad645ba90acd247a088cc1e/FLAG9aad497d5 [2019-11-26 16:51:54,683 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fe324e81/6d92b68ffad645ba90acd247a088cc1e [2019-11-26 16:51:54,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:54,691 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:54,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:54,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:54,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:54,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:54" (1/1) ... [2019-11-26 16:51:54,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:54, skipping insertion in model container [2019-11-26 16:51:54,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:54" (1/1) ... [2019-11-26 16:51:54,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:55,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:58,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:58,080 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:59,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:59,797 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:59,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59 WrapperNode [2019-11-26 16:51:59,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:59,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:59,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:59,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:59,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:51:59,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:00,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:00,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:00,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:00,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:02,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:02,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:02,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:02,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:02,902 INFO L168 Benchmark]: Toolchain (without parser) took 8205.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 774.9 MB in the end (delta: 158.2 MB). Peak memory consumption was 390.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:02,903 INFO L168 Benchmark]: CDTParser took 1.73 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 16:52:02,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5106.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 879.2 MB in the end (delta: 53.8 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:02,908 INFO L168 Benchmark]: Boogie Procedure Inliner took 966.90 ms. Allocated memory is still 1.0 GB. Free memory was 879.2 MB in the beginning and 705.7 MB in the end (delta: 173.5 MB). Peak memory consumption was 173.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:02,912 INFO L168 Benchmark]: Boogie Preprocessor took 2126.49 ms. Allocated memory is still 1.0 GB. Free memory was 705.7 MB in the beginning and 774.9 MB in the end (delta: -69.2 MB). Peak memory consumption was 162.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:02,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73 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 5106.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 879.2 MB in the end (delta: 53.8 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 966.90 ms. Allocated memory is still 1.0 GB. Free memory was 879.2 MB in the beginning and 705.7 MB in the end (delta: 173.5 MB). Peak memory consumption was 173.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2126.49 ms. Allocated memory is still 1.0 GB. Free memory was 705.7 MB in the beginning and 774.9 MB in the end (delta: -69.2 MB). Peak memory consumption was 162.9 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 0.1.24-025d5a2 [2019-11-26 16:52:05,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:05,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:05,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:05,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:05,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:05,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:05,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:05,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:05,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:05,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:05,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:05,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:05,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:05,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:05,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:05,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:05,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:05,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:05,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:05,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:05,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:05,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:05,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:05,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:05,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:05,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:05,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:05,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:05,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:05,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:05,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:05,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:05,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:05,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:05,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:05,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:05,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:05,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:05,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:05,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:05,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:05,812 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:05,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:05,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:05,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:05,818 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:05,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:05,818 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:05,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:05,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:05,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:05,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:05,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:05,822 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:05,823 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:05,823 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:05,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:05,823 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:05,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:05,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:05,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:05,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:05,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:05,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:05,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:05,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:05,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:05,828 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:05,828 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:05,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:05,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:05,832 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 -> 95d36342a06ed644bcee4d18ffcf76c0bfc5767a [2019-11-26 16:52:06,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:06,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:06,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:06,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:06,309 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:06,310 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label19.c [2019-11-26 16:52:06,415 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dccfc746/65433b2782234c3a9de4d809b4e7c80f/FLAG6658527bd [2019-11-26 16:52:07,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:07,712 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label19.c [2019-11-26 16:52:07,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dccfc746/65433b2782234c3a9de4d809b4e7c80f/FLAG6658527bd [2019-11-26 16:52:07,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dccfc746/65433b2782234c3a9de4d809b4e7c80f [2019-11-26 16:52:07,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:07,977 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:07,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:07,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:07,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:07,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:07,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07, skipping insertion in model container [2019-11-26 16:52:07,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:08,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:08,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:11,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:11,795 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:13,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:13,859 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:13,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13 WrapperNode [2019-11-26 16:52:13,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:13,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:13,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:13,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:13,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:14,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:14,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:14,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:14,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:14,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:14,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:14,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:14,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:14,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:15,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:15,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:15,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:15,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:15,410 INFO L168 Benchmark]: Toolchain (without parser) took 7428.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 858.8 MB in the end (delta: 74.2 MB). Peak memory consumption was 310.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:15,411 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. [2019-11-26 16:52:15,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5884.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 755.7 MB in the end (delta: 177.3 MB). Peak memory consumption was 253.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:15,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 549.81 ms. Allocated memory is still 1.0 GB. Free memory was 755.7 MB in the beginning and 685.5 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:15,418 INFO L168 Benchmark]: Boogie Preprocessor took 988.82 ms. Allocated memory is still 1.0 GB. Free memory was 685.5 MB in the beginning and 858.8 MB in the end (delta: -173.4 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:15,425 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 5884.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 755.7 MB in the end (delta: 177.3 MB). Peak memory consumption was 253.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 549.81 ms. Allocated memory is still 1.0 GB. Free memory was 755.7 MB in the beginning and 685.5 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 988.82 ms. Allocated memory is still 1.0 GB. Free memory was 685.5 MB in the beginning and 858.8 MB in the end (delta: -173.4 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...