./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label51.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 9de2b99c1f83f3b059f160ef2d6c4b7dd717ff77 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label51.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 9de2b99c1f83f3b059f160ef2d6c4b7dd717ff77 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:17,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:17,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:17,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:17,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:17,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:17,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:17,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:17,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:17,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:17,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:17,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:17,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:17,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:17,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:17,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:17,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:17,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:17,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:17,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:17,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:17,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:17,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:17,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:17,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:17,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:17,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:17,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:17,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:17,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:17,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:17,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:17,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:17,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:17,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:17,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:17,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:17,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:17,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:17,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:17,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:17,959 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:18,011 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:18,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:18,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:18,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:18,025 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:18,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:18,028 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:18,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:18,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:18,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:18,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:18,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:18,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:18,030 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:18,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:18,034 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:18,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:18,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:18,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:18,035 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:18,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:18,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:18,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:18,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:18,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:18,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:18,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:18,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:18,041 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 -> 9de2b99c1f83f3b059f160ef2d6c4b7dd717ff77 [2019-11-26 16:49:18,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:18,608 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:18,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:18,621 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:18,622 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:18,624 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label51.c [2019-11-26 16:49:18,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/712ba0378/baea7b13f0eb42e1b2b8f66f8142d04b/FLAGfd07829e9 [2019-11-26 16:49:20,372 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:20,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label51.c [2019-11-26 16:49:20,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/712ba0378/baea7b13f0eb42e1b2b8f66f8142d04b/FLAGfd07829e9 [2019-11-26 16:49:20,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/712ba0378/baea7b13f0eb42e1b2b8f66f8142d04b [2019-11-26 16:49:20,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:20,512 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:20,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:20,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:20,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:20,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:20" (1/1) ... [2019-11-26 16:49:20,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:20, skipping insertion in model container [2019-11-26 16:49:20,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:20" (1/1) ... [2019-11-26 16:49:20,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:20,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:22,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:22,617 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:23,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:23,249 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:23,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:23 WrapperNode [2019-11-26 16:49:23,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:23,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:23,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:23,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:23,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:23" (1/1) ... [2019-11-26 16:49:23,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:23" (1/1) ... [2019-11-26 16:49:23,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:23,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:23,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:23,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:23,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:23" (1/1) ... [2019-11-26 16:49:23,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:23" (1/1) ... [2019-11-26 16:49:23,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:23" (1/1) ... [2019-11-26 16:49:23,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:23" (1/1) ... [2019-11-26 16:49:24,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:23" (1/1) ... [2019-11-26 16:49:24,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:23" (1/1) ... [2019-11-26 16:49:24,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:23" (1/1) ... [2019-11-26 16:49:24,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:24,240 INFO L168 Benchmark]: Toolchain (without parser) took 3727.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.6 MB in the end (delta: 98.3 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:24,244 INFO L168 Benchmark]: CDTParser took 1.62 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:49:24,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2738.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:24,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 438.08 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:24,251 INFO L168 Benchmark]: Boogie Preprocessor took 538.86 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:24,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 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 2738.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 438.08 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 538.86 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:28,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:28,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:28,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:28,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:28,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:28,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:28,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:28,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:28,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:28,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:28,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:28,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:28,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:28,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:28,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:28,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:28,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:28,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:28,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:28,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:28,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:28,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:28,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:28,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:28,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:28,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:28,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:28,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:28,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:28,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:28,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:28,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:28,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:28,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:28,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:28,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:28,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:28,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:28,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:28,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:28,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:28,421 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:28,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:28,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:28,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:28,428 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:28,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:28,430 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:28,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:28,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:28,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:28,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:28,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:28,434 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:28,435 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:28,435 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:28,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:28,437 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:28,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:28,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:28,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:28,440 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:28,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:28,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:28,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:28,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:28,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:28,443 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:28,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:28,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:28,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:28,446 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 -> 9de2b99c1f83f3b059f160ef2d6c4b7dd717ff77 [2019-11-26 16:49:29,040 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:29,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:29,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:29,085 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:29,087 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:29,091 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label51.c [2019-11-26 16:49:29,250 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f2d6c254/cd78a4d9cd8d4e5ca7cfbb8e58ef7f86/FLAGc6eeef3b4 [2019-11-26 16:49:30,853 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:30,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label51.c [2019-11-26 16:49:30,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f2d6c254/cd78a4d9cd8d4e5ca7cfbb8e58ef7f86/FLAGc6eeef3b4 [2019-11-26 16:49:30,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f2d6c254/cd78a4d9cd8d4e5ca7cfbb8e58ef7f86 [2019-11-26 16:49:30,971 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:30,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:30,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:30,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:30,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:30,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:30" (1/1) ... [2019-11-26 16:49:31,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:30, skipping insertion in model container [2019-11-26 16:49:31,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:30" (1/1) ... [2019-11-26 16:49:31,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:31,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:33,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:33,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:34,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:34,055 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:34,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:34 WrapperNode [2019-11-26 16:49:34,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:34,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:34,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:34,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:34,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:34" (1/1) ... [2019-11-26 16:49:34,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:34" (1/1) ... [2019-11-26 16:49:34,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:34,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:34,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:34,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:34,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:34" (1/1) ... [2019-11-26 16:49:34,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:34" (1/1) ... [2019-11-26 16:49:34,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:34" (1/1) ... [2019-11-26 16:49:34,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:34" (1/1) ... [2019-11-26 16:49:34,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:34" (1/1) ... [2019-11-26 16:49:34,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:34" (1/1) ... [2019-11-26 16:49:34,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:34" (1/1) ... [2019-11-26 16:49:34,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:34,655 INFO L168 Benchmark]: Toolchain (without parser) took 3672.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:34,656 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. [2019-11-26 16:49:34,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3077.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:34,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 302.82 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:34,666 INFO L168 Benchmark]: Boogie Preprocessor took 283.82 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:34,677 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 3077.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 302.82 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 283.82 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 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...