./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label48.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 502088309120c81db56339cb9ac9c783be87a5ea .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label48.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 502088309120c81db56339cb9ac9c783be87a5ea ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:27,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:27,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:27,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:27,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:27,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:27,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:27,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:27,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:27,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:27,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:27,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:27,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:27,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:27,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:27,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:27,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:27,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:27,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:27,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:27,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:27,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:27,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:27,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:27,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:27,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:27,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:27,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:27,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:27,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:27,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:27,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:27,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:27,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:27,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:27,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:27,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:27,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:27,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:27,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:27,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:27,798 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:27,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:27,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:27,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:27,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:27,846 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:27,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:27,847 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:27,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:27,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:27,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:27,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:27,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:27,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:27,855 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:27,855 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:27,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:27,856 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:27,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:27,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:27,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:27,860 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:27,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:27,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:27,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:27,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:27,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:27,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:27,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:27,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:27,863 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 -> 502088309120c81db56339cb9ac9c783be87a5ea [2019-11-24 20:57:28,441 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:28,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:28,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:28,480 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:28,483 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:28,485 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-24 20:57:28,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/395420acd/f0339fea1005452280aa9d14fc859f1d/FLAGf34149ece [2019-11-24 20:57:30,347 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:30,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-24 20:57:30,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/395420acd/f0339fea1005452280aa9d14fc859f1d/FLAGf34149ece [2019-11-24 20:57:30,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/395420acd/f0339fea1005452280aa9d14fc859f1d [2019-11-24 20:57:30,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:30,459 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:30,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:30,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:30,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:30,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:30" (1/1) ... [2019-11-24 20:57:30,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:30, skipping insertion in model container [2019-11-24 20:57:30,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:30" (1/1) ... [2019-11-24 20:57:30,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:30,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:33,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:33,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:34,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:34,443 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:34,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34 WrapperNode [2019-11-24 20:57:34,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:34,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:34,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:34,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:34,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:34,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:35,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:35,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:35,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:35,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:35,580 INFO L168 Benchmark]: Toolchain (without parser) took 5113.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 798.5 MB in the end (delta: 151.7 MB). Peak memory consumption was 151.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:35,583 INFO L168 Benchmark]: CDTParser took 3.97 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. [2019-11-24 20:57:35,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3981.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:35,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 589.05 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:35,595 INFO L168 Benchmark]: Boogie Preprocessor took 531.37 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:35,609 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.97 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 3981.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 589.05 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 531.37 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 0.1.24-32f2683 [2019-11-24 20:57:39,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:39,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:39,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:39,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:39,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:39,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:39,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:39,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:39,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:39,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:39,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:39,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:39,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:39,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:39,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:39,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:39,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:39,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:39,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:39,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:39,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:39,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:39,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:39,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:39,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:39,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:39,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:39,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:39,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:39,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:39,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:39,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:39,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:39,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:39,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:39,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:39,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:39,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:39,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:39,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:39,734 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:39,772 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:39,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:39,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:39,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:39,781 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:39,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:39,782 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:39,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:39,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:39,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:39,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:39,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:39,787 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:39,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:39,790 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:39,790 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:39,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:39,791 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:39,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:39,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:39,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:39,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:39,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:39,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:39,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:39,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:39,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:39,798 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:39,799 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:39,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:39,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:39,801 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 -> 502088309120c81db56339cb9ac9c783be87a5ea [2019-11-24 20:57:40,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:40,475 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:40,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:40,487 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:40,488 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:40,489 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-24 20:57:40,656 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a027e5e54/3940a282195746efa5d21c38fca4cfcd/FLAG8da27327b [2019-11-24 20:57:42,313 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:42,318 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-24 20:57:42,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a027e5e54/3940a282195746efa5d21c38fca4cfcd/FLAG8da27327b [2019-11-24 20:57:42,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a027e5e54/3940a282195746efa5d21c38fca4cfcd [2019-11-24 20:57:42,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:42,434 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:42,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:42,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:42,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:42,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:42" (1/1) ... [2019-11-24 20:57:42,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:42, skipping insertion in model container [2019-11-24 20:57:42,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:42" (1/1) ... [2019-11-24 20:57:42,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:42,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:45,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:45,242 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:46,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:46,358 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:46,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46 WrapperNode [2019-11-24 20:57:46,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:46,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:46,366 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:46,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:46,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:46,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:46,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:46,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:46,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:46,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:46,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:46,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:46,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:46,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:47,227 INFO L168 Benchmark]: Toolchain (without parser) took 4787.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.2 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:47,231 INFO L168 Benchmark]: CDTParser took 2.37 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. [2019-11-24 20:57:47,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3923.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:47,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 456.51 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:47,242 INFO L168 Benchmark]: Boogie Preprocessor took 398.18 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:47,252 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.37 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 3923.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 456.51 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 398.18 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...