./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label56.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/Problem13_label56.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 d8ac605fb54420f21770c3cd341f1252317afa74 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label56.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 d8ac605fb54420f21770c3cd341f1252317afa74 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:35:05,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:05,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:05,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:05,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:05,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:05,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:05,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:05,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:05,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:05,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:05,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:05,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:05,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:05,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:05,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:05,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:05,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:05,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:05,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:05,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:05,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:05,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:05,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:05,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:05,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:05,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:05,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:05,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:05,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:05,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:05,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:05,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:05,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:05,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:05,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:05,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:05,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:05,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:05,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:05,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:05,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:05,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:05,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:05,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:05,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:05,928 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:05,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:05,928 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:05,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:05,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:05,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:05,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:05,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:05,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:05,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:05,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:05,934 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:05,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:05,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:05,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:05,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:05,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:05,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:05,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:05,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:05,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:05,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:05,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:05,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:05,939 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 -> d8ac605fb54420f21770c3cd341f1252317afa74 [2019-11-27 09:35:06,363 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:06,384 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:06,388 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:06,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:06,393 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:06,397 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-27 09:35:06,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8060522ff/3384012b74ce4ab1931d27104006f4e3/FLAG48db0aaf0 [2019-11-27 09:35:07,708 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:07,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-27 09:35:07,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8060522ff/3384012b74ce4ab1931d27104006f4e3/FLAG48db0aaf0 [2019-11-27 09:35:08,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8060522ff/3384012b74ce4ab1931d27104006f4e3 [2019-11-27 09:35:08,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:08,034 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:08,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:08,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:08,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:08,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:08,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:08, skipping insertion in model container [2019-11-27 09:35:08,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:08" (1/1) ... [2019-11-27 09:35:08,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:08,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:10,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:10,452 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:11,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:11,539 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:11,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11 WrapperNode [2019-11-27 09:35:11,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:11,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:11,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:11,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:11,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:11,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:12,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:12,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:12,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:12,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:12,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:12,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:12,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:12,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:12,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:13,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:13,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:11" (1/1) ... [2019-11-27 09:35:13,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:13,481 INFO L168 Benchmark]: Toolchain (without parser) took 5440.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 809.5 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,482 INFO L168 Benchmark]: CDTParser took 0.37 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 09:35:13,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3504.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 989.43 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 877.2 MB in the end (delta: -97.6 MB). Peak memory consumption was 138.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,492 INFO L168 Benchmark]: Boogie Preprocessor took 941.45 ms. Allocated memory is still 1.0 GB. Free memory was 877.2 MB in the beginning and 809.5 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,501 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3504.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 989.43 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 877.2 MB in the end (delta: -97.6 MB). Peak memory consumption was 138.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 941.45 ms. Allocated memory is still 1.0 GB. Free memory was 877.2 MB in the beginning and 809.5 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.6 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 09:35:16,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:16,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:16,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:16,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:16,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:16,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:16,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:16,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:16,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:16,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:16,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:16,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:16,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:16,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:16,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:16,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:16,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:16,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:16,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:16,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:16,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:16,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:16,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:16,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:16,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:16,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:16,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:16,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:16,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:16,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:16,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:16,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:16,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:16,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:16,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:16,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:16,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:16,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:16,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:16,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:16,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:16,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:16,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:16,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:16,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:16,349 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:16,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:16,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:16,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:16,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:16,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:16,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:16,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:16,354 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:16,354 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:16,354 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:16,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:16,355 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:16,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:16,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:16,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:16,357 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:16,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:16,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:16,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:16,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:16,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:16,360 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:16,360 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:16,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:16,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:16,361 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 -> d8ac605fb54420f21770c3cd341f1252317afa74 [2019-11-27 09:35:16,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:16,843 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:16,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:16,852 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:16,854 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:16,855 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-27 09:35:16,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caddf362/578d12b3941d4ce0878fb8d0875e5bc0/FLAG6efbd19a9 [2019-11-27 09:35:18,162 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:18,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-27 09:35:18,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caddf362/578d12b3941d4ce0878fb8d0875e5bc0/FLAG6efbd19a9 [2019-11-27 09:35:18,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caddf362/578d12b3941d4ce0878fb8d0875e5bc0 [2019-11-27 09:35:18,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:18,494 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:18,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:18,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:18,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:18,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:18,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18, skipping insertion in model container [2019-11-27 09:35:18,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:18,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:18,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:21,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:21,116 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:22,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:22,300 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:22,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22 WrapperNode [2019-11-27 09:35:22,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:22,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:22,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:22,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:22,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:22,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:22,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:22,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:22,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:22,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:22,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:22,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:22,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:22,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:23,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:23,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:23,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:23,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:23,371 INFO L168 Benchmark]: Toolchain (without parser) took 4872.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 888.2 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:23,372 INFO L168 Benchmark]: CDTParser took 0.50 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 09:35:23,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3803.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:23,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 561.13 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 922.3 MB in the end (delta: -205.7 MB). Peak memory consumption was 38.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:23,380 INFO L168 Benchmark]: Boogie Preprocessor took 497.26 ms. Allocated memory is still 1.0 GB. Free memory was 922.3 MB in the beginning and 888.2 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:23,387 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 3803.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 561.13 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 922.3 MB in the end (delta: -205.7 MB). Peak memory consumption was 38.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 497.26 ms. Allocated memory is still 1.0 GB. Free memory was 922.3 MB in the beginning and 888.2 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...