./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label18.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 830fd14f62ced35b83e1181aede29f5b0ae78e1a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label18.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 830fd14f62ced35b83e1181aede29f5b0ae78e1a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:32:50,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:32:50,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:32:50,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:32:50,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:32:50,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:32:50,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:32:50,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:32:50,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:32:50,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:32:50,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:32:50,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:32:50,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:32:50,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:32:50,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:32:50,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:32:50,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:32:50,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:32:50,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:32:50,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:32:50,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:32:50,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:32:50,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:32:50,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:32:50,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:32:50,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:32:50,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:32:50,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:32:50,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:32:50,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:32:50,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:32:50,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:32:50,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:32:50,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:32:50,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:32:50,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:32:50,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:32:50,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:32:50,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:32:50,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:32:50,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:32:50,938 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:32:50,965 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:32:50,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:32:50,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:32:50,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:32:50,971 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:32:50,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:32:50,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:32:50,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:32:50,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:32:50,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:32:50,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:32:50,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:32:50,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:32:50,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:32:50,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:32:50,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:32:50,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:32:50,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:32:50,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:32:50,979 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:32:50,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:32:50,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:32:50,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:32:50,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:32:50,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:32:50,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:32:50,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:32:50,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:32:50,981 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 -> 830fd14f62ced35b83e1181aede29f5b0ae78e1a [2019-11-27 09:32:51,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:32:51,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:32:51,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:32:51,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:32:51,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:32:51,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label18.c [2019-11-27 09:32:51,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84bed11b5/292433da52734ef2888288bf25620743/FLAG392bfbecd [2019-11-27 09:32:52,467 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:32:52,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label18.c [2019-11-27 09:32:52,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84bed11b5/292433da52734ef2888288bf25620743/FLAG392bfbecd [2019-11-27 09:32:52,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84bed11b5/292433da52734ef2888288bf25620743 [2019-11-27 09:32:52,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:32:52,586 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:32:52,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:52,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:32:52,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:32:52,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:52" (1/1) ... [2019-11-27 09:32:52,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:52, skipping insertion in model container [2019-11-27 09:32:52,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:52" (1/1) ... [2019-11-27 09:32:52,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:32:52,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:32:53,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:53,664 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:32:53,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:53,935 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:32:53,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:53 WrapperNode [2019-11-27 09:32:53,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:53,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:53,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:32:53,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:32:53,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:53" (1/1) ... [2019-11-27 09:32:53,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:53" (1/1) ... [2019-11-27 09:32:54,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:54,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:32:54,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:32:54,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:32:54,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:53" (1/1) ... [2019-11-27 09:32:54,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:53" (1/1) ... [2019-11-27 09:32:54,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:53" (1/1) ... [2019-11-27 09:32:54,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:53" (1/1) ... [2019-11-27 09:32:54,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:53" (1/1) ... [2019-11-27 09:32:54,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:53" (1/1) ... [2019-11-27 09:32:54,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:53" (1/1) ... [2019-11-27 09:32:54,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:32:54,340 INFO L168 Benchmark]: Toolchain (without parser) took 1750.43 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 920.5 MB in the end (delta: 35.4 MB). Peak memory consumption was 35.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:54,342 INFO L168 Benchmark]: CDTParser took 0.63 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 09:32:54,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1348.37 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 949.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:54,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.92 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 932.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:54,350 INFO L168 Benchmark]: Boogie Preprocessor took 202.05 ms. Allocated memory is still 1.0 GB. Free memory was 932.0 MB in the beginning and 920.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:54,360 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 1348.37 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 949.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 192.92 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 932.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.05 ms. Allocated memory is still 1.0 GB. Free memory was 932.0 MB in the beginning and 920.5 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-da95e15 [2019-11-27 09:32:57,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:32:57,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:32:57,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:32:57,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:32:57,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:32:57,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:32:57,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:32:57,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:32:57,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:32:57,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:32:57,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:32:57,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:32:57,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:32:57,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:32:57,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:32:57,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:32:57,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:32:57,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:32:57,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:32:57,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:32:57,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:32:57,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:32:57,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:32:57,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:32:57,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:32:57,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:32:57,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:32:57,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:32:57,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:32:57,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:32:57,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:32:57,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:32:57,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:32:57,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:32:57,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:32:57,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:32:57,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:32:57,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:32:57,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:32:57,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:32:57,164 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:32:57,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:32:57,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:32:57,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:32:57,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:32:57,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:32:57,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:32:57,196 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:32:57,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:32:57,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:32:57,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:32:57,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:32:57,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:32:57,200 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:32:57,201 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:32:57,201 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:32:57,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:32:57,201 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:32:57,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:32:57,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:32:57,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:32:57,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:32:57,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:32:57,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:32:57,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:32:57,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:32:57,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:32:57,205 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:32:57,205 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:32:57,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:32:57,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:32:57,208 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 -> 830fd14f62ced35b83e1181aede29f5b0ae78e1a [2019-11-27 09:32:57,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:32:57,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:32:57,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:32:57,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:32:57,705 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:32:57,706 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label18.c [2019-11-27 09:32:57,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2188599ce/fda0a04c0f5c449dbfb63ea1516be302/FLAG0b8e583ec [2019-11-27 09:32:58,791 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:32:58,794 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label18.c [2019-11-27 09:32:58,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2188599ce/fda0a04c0f5c449dbfb63ea1516be302/FLAG0b8e583ec [2019-11-27 09:32:59,336 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2188599ce/fda0a04c0f5c449dbfb63ea1516be302 [2019-11-27 09:32:59,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:32:59,350 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:32:59,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:59,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:32:59,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:32:59,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:59" (1/1) ... [2019-11-27 09:32:59,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1598be78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:59, skipping insertion in model container [2019-11-27 09:32:59,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:59" (1/1) ... [2019-11-27 09:32:59,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:32:59,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:00,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:00,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:00,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:00,823 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:00,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:00 WrapperNode [2019-11-27 09:33:00,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:00,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:00,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:00,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:00,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:00" (1/1) ... [2019-11-27 09:33:00,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:00" (1/1) ... [2019-11-27 09:33:00,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:00,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:00,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:00,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:01,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:00" (1/1) ... [2019-11-27 09:33:01,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:00" (1/1) ... [2019-11-27 09:33:01,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:00" (1/1) ... [2019-11-27 09:33:01,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:00" (1/1) ... [2019-11-27 09:33:01,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:00" (1/1) ... [2019-11-27 09:33:01,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:00" (1/1) ... [2019-11-27 09:33:01,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:00" (1/1) ... [2019-11-27 09:33:01,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:01,132 INFO L168 Benchmark]: Toolchain (without parser) took 1781.18 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 920.5 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:01,134 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:33:01,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1475.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:01,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.95 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 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 09:33:01,141 INFO L168 Benchmark]: Boogie Preprocessor took 134.17 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:01,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1475.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.95 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 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 134.17 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...