./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem07_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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/Problem07_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 8bd80735639a691afaf3c1ec731e9247b5a618ff ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:04:03,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:04:03,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:04:03,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:04:03,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:04:03,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:04:03,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:04:03,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:04:03,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:04:03,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:04:03,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:04:03,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:04:03,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:04:03,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:04:03,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:04:03,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:04:03,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:04:03,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:04:03,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:04:03,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:04:03,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:04:03,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:04:03,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:04:03,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:04:03,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:04:03,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:04:03,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:04:03,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:04:03,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:04:03,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:04:03,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:04:03,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:04:03,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:04:03,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:04:03,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:04:03,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:04:03,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:04:03,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:04:03,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:04:03,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:04:03,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:04:03,686 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:04:03,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:04:03,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:04:03,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:04:03,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:04:03,736 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:04:03,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:04:03,737 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:04:03,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:04:03,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:04:03,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:04:03,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:04:03,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:04:03,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:04:03,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:04:03,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:04:03,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:04:03,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:04:03,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:04:03,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:04:03,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:04:03,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:04:03,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:04:03,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:04:03,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:04:03,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:04:03,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:04:03,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:04:03,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:04:03,751 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 -> 8bd80735639a691afaf3c1ec731e9247b5a618ff [2019-11-16 21:04:04,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:04:04,403 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:04:04,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:04:04,417 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:04:04,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:04:04,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem07_label48.c [2019-11-16 21:04:04,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf73d2269/354ca7ce35164d82b2406c1ebe39183b/FLAG56f736793 [2019-11-16 21:04:09,372 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:04:09,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label48.c [2019-11-16 21:04:09,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf73d2269/354ca7ce35164d82b2406c1ebe39183b/FLAG56f736793 [2019-11-16 21:04:09,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf73d2269/354ca7ce35164d82b2406c1ebe39183b [2019-11-16 21:04:09,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:04:09,791 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:04:09,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:04:09,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:04:09,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:04:09,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:04:09" (1/1) ... [2019-11-16 21:04:09,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144c4b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:09, skipping insertion in model container [2019-11-16 21:04:09,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:04:09" (1/1) ... [2019-11-16 21:04:09,846 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:04:13,152 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:04:31,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:04:31,711 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:04:41,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:04:43,810 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:04:43,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:43 WrapperNode [2019-11-16 21:04:43,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:04:43,820 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:04:43,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:04:43,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:04:43,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:43" (1/1) ... [2019-11-16 21:04:44,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:43" (1/1) ... [2019-11-16 21:04:52,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:04:52,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:04:52,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:04:52,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:04:52,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:43" (1/1) ... [2019-11-16 21:04:52,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:43" (1/1) ... [2019-11-16 21:04:53,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:43" (1/1) ... [2019-11-16 21:04:53,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:43" (1/1) ... [2019-11-16 21:04:56,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:43" (1/1) ... [2019-11-16 21:04:57,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:43" (1/1) ... [2019-11-16 21:04:57,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:43" (1/1) ... [2019-11-16 21:04:58,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:04:58,353 INFO L168 Benchmark]: Toolchain (without parser) took 48544.17 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 244.4 MB). Free memory was 731.9 MB in the beginning and 252.4 MB in the end (delta: 479.5 MB). Peak memory consumption was 785.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:04:58,354 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-16 21:04:58,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 34017.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 731.9 MB in the beginning and 301.6 MB in the end (delta: 430.3 MB). Peak memory consumption was 705.4 MB. Max. memory is 12.5 GB. [2019-11-16 21:04:58,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 8820.48 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 244.3 MB). Free memory was 301.6 MB in the beginning and 499.7 MB in the end (delta: -198.1 MB). Peak memory consumption was 431.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:04:58,367 INFO L168 Benchmark]: Boogie Preprocessor took 5691.27 ms. Allocated memory is still 1.3 GB. Free memory was 499.7 MB in the beginning and 252.4 MB in the end (delta: 247.4 MB). Peak memory consumption was 308.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:04:58,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 34017.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 731.9 MB in the beginning and 301.6 MB in the end (delta: 430.3 MB). Peak memory consumption was 705.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 8820.48 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 244.3 MB). Free memory was 301.6 MB in the beginning and 499.7 MB in the end (delta: -198.1 MB). Peak memory consumption was 431.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5691.27 ms. Allocated memory is still 1.3 GB. Free memory was 499.7 MB in the beginning and 252.4 MB in the end (delta: 247.4 MB). Peak memory consumption was 308.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...