./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label36.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/Problem16_label36.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 468abc24da97a6032cabff3bff436694484de702 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label36.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 468abc24da97a6032cabff3bff436694484de702 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:49,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:49,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:49,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:49,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:49,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:49,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:49,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:49,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:49,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:49,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:49,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:49,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:49,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:49,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:49,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:49,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:49,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:49,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:49,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:49,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:49,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:49,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:49,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:49,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:49,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:49,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:49,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:49,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:49,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:49,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:49,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:49,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:49,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:49,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:49,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:49,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:49,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:49,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:49,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:49,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:49,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:50,026 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:50,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:50,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:50,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:50,035 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:50,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:50,036 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:50,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:50,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:50,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:50,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:50,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:50,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:50,046 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:50,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:50,046 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:50,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:50,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:50,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:50,048 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:50,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:50,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:50,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:50,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:50,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:50,049 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:50,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:50,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:50,052 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 -> 468abc24da97a6032cabff3bff436694484de702 [2019-11-27 15:58:50,628 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:50,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:50,664 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:50,670 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:50,674 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:50,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-27 15:58:50,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7414dcee4/ce72d2352d634828b5c415027aaa8142/FLAGa3fa4be37 [2019-11-27 15:58:52,353 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:52,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-27 15:58:52,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7414dcee4/ce72d2352d634828b5c415027aaa8142/FLAGa3fa4be37 [2019-11-27 15:58:52,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7414dcee4/ce72d2352d634828b5c415027aaa8142 [2019-11-27 15:58:52,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:52,463 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:52,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:52,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:52,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:52,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,488 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 27.11 03:58:52, skipping insertion in model container [2019-11-27 15:58:52,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:52" (1/1) ... [2019-11-27 15:58:52,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:52,658 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:54,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:54,431 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:55,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:55,441 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:55,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55 WrapperNode [2019-11-27 15:58:55,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:55,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:55,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:55,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:55,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:55,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:55,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:55,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:55,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:56,206 INFO L168 Benchmark]: Toolchain (without parser) took 3738.32 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 892.5 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:56,208 INFO L168 Benchmark]: CDTParser took 0.35 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 15:58:56,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2976.20 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 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:56,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 338.04 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:56,220 INFO L168 Benchmark]: Boogie Preprocessor took 415.93 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:56,231 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2976.20 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 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 338.04 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 415.93 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 15:59:00,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:00,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:00,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:00,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:00,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:00,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:00,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:00,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:00,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:00,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:00,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:00,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:00,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:00,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:00,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:00,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:00,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:00,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:00,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:00,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:00,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:00,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:00,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:00,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:00,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:00,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:00,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:00,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:00,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:00,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:00,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:00,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:00,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:00,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:00,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:00,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:00,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:00,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:00,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:00,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:00,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:00,405 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:00,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:00,411 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:00,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:00,413 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:00,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:00,414 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:00,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:00,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:00,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:00,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:00,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:00,420 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:00,420 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:00,420 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:00,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:00,421 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:00,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:00,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:00,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:00,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:00,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:00,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:00,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:00,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:00,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:00,428 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:00,429 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:00,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:00,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:00,431 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 -> 468abc24da97a6032cabff3bff436694484de702 [2019-11-27 15:59:00,953 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:00,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:00,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:00,996 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:00,999 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:01,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-27 15:59:01,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438c0f16b/240d136d9ca5413f8f3e26147e692b1b/FLAG1ed6670ba [2019-11-27 15:59:02,614 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:02,615 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-27 15:59:02,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438c0f16b/240d136d9ca5413f8f3e26147e692b1b/FLAG1ed6670ba [2019-11-27 15:59:02,703 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/438c0f16b/240d136d9ca5413f8f3e26147e692b1b [2019-11-27 15:59:02,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:02,719 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:02,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:02,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:02,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:02,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,746 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 27.11 03:59:02, skipping insertion in model container [2019-11-27 15:59:02,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:02,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:04,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:04,761 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:05,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:05,364 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:05,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05 WrapperNode [2019-11-27 15:59:05,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:05,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:05,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:05,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:05,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:05,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:05,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:05,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:05,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:05,879 INFO L168 Benchmark]: Toolchain (without parser) took 3153.31 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 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,880 INFO L168 Benchmark]: CDTParser took 2.84 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 15:59:05,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2645.65 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.11 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,891 INFO L168 Benchmark]: Boogie Preprocessor took 229.98 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:05,901 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.84 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 2645.65 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.11 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.98 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...