./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem11_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 8a1a825ec98775a2851ce5a0e999a3f43690bf7c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_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 8a1a825ec98775a2851ce5a0e999a3f43690bf7c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:55:03,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:03,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:03,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:03,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:03,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:03,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:03,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:03,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:03,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:03,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:03,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:03,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:03,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:03,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:03,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:03,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:03,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:03,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:03,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:03,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:03,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:03,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:03,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:03,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:03,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:03,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:03,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:03,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:03,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:03,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:03,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:03,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:03,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:03,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:03,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:03,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:03,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:03,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:03,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:03,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:03,681 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:03,730 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:03,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:03,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:03,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:03,737 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:03,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:03,740 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:03,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:03,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:03,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:03,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:03,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:03,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:03,745 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:03,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:03,747 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:03,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:03,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:03,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:03,750 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:03,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:03,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:03,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:03,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:03,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:03,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:03,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:03,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:03,756 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 -> 8a1a825ec98775a2851ce5a0e999a3f43690bf7c [2019-11-27 15:55:04,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:04,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:04,360 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:04,364 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:04,365 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:04,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label48.c [2019-11-27 15:55:04,526 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4003ddec6/ea42387f87a24a728d342c5289ab39f6/FLAG2c0d875ad [2019-11-27 15:55:05,872 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:05,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label48.c [2019-11-27 15:55:05,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4003ddec6/ea42387f87a24a728d342c5289ab39f6/FLAG2c0d875ad [2019-11-27 15:55:05,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4003ddec6/ea42387f87a24a728d342c5289ab39f6 [2019-11-27 15:55:05,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:05,968 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:05,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:05,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:05,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:05,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:05" (1/1) ... [2019-11-27 15:55:05,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:05, skipping insertion in model container [2019-11-27 15:55:05,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:05" (1/1) ... [2019-11-27 15:55:06,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:06,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:07,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:07,599 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:08,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:08,052 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:08,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08 WrapperNode [2019-11-27 15:55:08,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:08,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:08,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:08,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:08,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:08,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:08,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:08,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:08,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:08,666 INFO L168 Benchmark]: Toolchain (without parser) took 2690.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 920.3 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:08,669 INFO L168 Benchmark]: CDTParser took 1.94 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. [2019-11-27 15:55:08,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2082.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 949.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:08,676 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.77 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 931.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:08,679 INFO L168 Benchmark]: Boogie Preprocessor took 317.91 ms. Allocated memory is still 1.0 GB. Free memory was 931.8 MB in the beginning and 920.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:08,691 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 2082.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 949.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.77 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 931.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 317.91 ms. Allocated memory is still 1.0 GB. Free memory was 931.8 MB in the beginning and 920.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-509859d [2019-11-27 15:55:12,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:12,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:12,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:12,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:12,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:12,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:12,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:12,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:12,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:12,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:12,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:12,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:12,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:12,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:12,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:12,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:12,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:12,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:12,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:12,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:12,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:12,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:12,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:12,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:12,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:12,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:12,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:12,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:12,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:12,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:12,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:12,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:12,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:12,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:12,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:12,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:12,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:12,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:12,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:12,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:12,985 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:13,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:13,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:13,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:13,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:13,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:13,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:13,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:13,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:13,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:13,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:13,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:13,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:13,039 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:13,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:13,043 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:13,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:13,044 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:13,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:13,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:13,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:13,045 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:13,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:13,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:13,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:13,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:13,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:13,049 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:13,049 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:13,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:13,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:13,052 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 -> 8a1a825ec98775a2851ce5a0e999a3f43690bf7c [2019-11-27 15:55:13,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:13,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:13,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:13,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:13,688 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:13,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label48.c [2019-11-27 15:55:13,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e16068818/9c0947711d3c44eead0416fbf63b02fe/FLAG961efd1c7 [2019-11-27 15:55:15,234 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:15,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label48.c [2019-11-27 15:55:15,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e16068818/9c0947711d3c44eead0416fbf63b02fe/FLAG961efd1c7 [2019-11-27 15:55:15,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e16068818/9c0947711d3c44eead0416fbf63b02fe [2019-11-27 15:55:15,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:15,335 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:15,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:15,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:15,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:15,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:15" (1/1) ... [2019-11-27 15:55:15,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:15, skipping insertion in model container [2019-11-27 15:55:15,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:15" (1/1) ... [2019-11-27 15:55:15,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:15,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:17,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:17,179 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:17,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:17,850 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:17,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17 WrapperNode [2019-11-27 15:55:17,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:17,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:17,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:17,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:17,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:17,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:18,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:18,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:18,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:18,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:18,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:18,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:18,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:18,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:18,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:18,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:18,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:18,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:18,344 INFO L168 Benchmark]: Toolchain (without parser) took 3008.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 920.4 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:18,345 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-27 15:55:18,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2515.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:18,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 254.84 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:18,356 INFO L168 Benchmark]: Boogie Preprocessor took 227.88 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:18,366 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 2515.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 254.84 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.88 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...