./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label21.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/Problem11_label21.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 3417c69af9082461360c89228cfebeb34dbd1c6e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label21.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 3417c69af9082461360c89228cfebeb34dbd1c6e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:45:48,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:48,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:48,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:48,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:48,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:48,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:48,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:48,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:48,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:48,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:48,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:48,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:48,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:48,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:48,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:48,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:48,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:48,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:48,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:48,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:48,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:48,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:48,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:48,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:48,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:48,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:48,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:48,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:48,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:48,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:48,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:48,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:48,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:48,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:48,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:48,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:48,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:48,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:48,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:48,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:48,899 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:48,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:48,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:48,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:48,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:48,949 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:48,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:48,950 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:48,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:48,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:48,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:48,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:48,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:48,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:48,955 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:48,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:48,956 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:48,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:48,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:48,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:48,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:48,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:48,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:48,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:48,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:48,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:48,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:48,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:48,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:48,964 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 -> 3417c69af9082461360c89228cfebeb34dbd1c6e [2019-11-26 16:45:49,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:49,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:49,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:49,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:49,575 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:49,576 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label21.c [2019-11-26 16:45:49,707 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e83dc7d/058eabab048342c3be8fd3dc99aade4f/FLAG519499f88 [2019-11-26 16:45:51,037 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:51,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label21.c [2019-11-26 16:45:51,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e83dc7d/058eabab048342c3be8fd3dc99aade4f/FLAG519499f88 [2019-11-26 16:45:51,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e83dc7d/058eabab048342c3be8fd3dc99aade4f [2019-11-26 16:45:51,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:51,129 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:51,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:51,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:51,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:51,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:51" (1/1) ... [2019-11-26 16:45:51,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:51, skipping insertion in model container [2019-11-26 16:45:51,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:51" (1/1) ... [2019-11-26 16:45:51,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:51,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:52,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:52,494 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:52,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:52,916 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:52,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52 WrapperNode [2019-11-26 16:45:52,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:52,922 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:52,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:52,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:52,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:53,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:53,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:53,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:53,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:53,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:53,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:53,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:53,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:53,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:53,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:53,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:53,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:53,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:53,421 INFO L168 Benchmark]: Toolchain (without parser) took 2287.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 920.3 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:53,422 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:53,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1785.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 948.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:53,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.52 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:53,433 INFO L168 Benchmark]: Boogie Preprocessor took 220.59 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 920.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:53,443 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1785.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 948.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 271.52 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 220.59 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 920.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:57,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:57,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:57,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:57,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:57,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:57,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:57,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:57,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:57,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:57,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:57,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:57,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:57,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:57,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:57,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:57,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:57,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:57,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:57,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:57,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:57,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:57,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:57,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:57,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:57,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:57,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:57,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:57,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:57,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:57,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:57,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:57,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:57,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:57,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:57,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:57,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:57,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:57,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:57,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:57,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:57,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:57,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:57,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:57,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:57,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:57,462 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:57,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:57,463 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:57,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:57,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:57,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:57,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:57,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:57,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:57,467 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:57,469 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:57,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:57,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:57,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:57,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:57,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:57,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:57,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:57,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:57,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:57,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:57,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:57,478 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:57,481 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:57,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:57,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:57,483 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 -> 3417c69af9082461360c89228cfebeb34dbd1c6e [2019-11-26 16:45:58,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:58,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:58,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:58,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:58,175 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:58,179 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label21.c [2019-11-26 16:45:58,333 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000d4ba97/f57dc3211ddf40b4b3b4aba4854a58cc/FLAG3d9450a8e [2019-11-26 16:45:59,631 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:59,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label21.c [2019-11-26 16:45:59,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000d4ba97/f57dc3211ddf40b4b3b4aba4854a58cc/FLAG3d9450a8e [2019-11-26 16:45:59,705 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000d4ba97/f57dc3211ddf40b4b3b4aba4854a58cc [2019-11-26 16:45:59,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:59,718 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:59,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:59,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:59,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:59,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:45:59,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:59, skipping insertion in model container [2019-11-26 16:45:59,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:59" (1/1) ... [2019-11-26 16:45:59,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:59,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:01,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:01,398 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:01,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:01,810 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:01,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01 WrapperNode [2019-11-26 16:46:01,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:01,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:01,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:01,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:01,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:01,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:02,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:02,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:02,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:02,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:02,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:02,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:02,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:02,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:02,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:02,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:02,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:02,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:02,282 INFO L168 Benchmark]: Toolchain (without parser) took 2556.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 916.0 MB in the end (delta: 45.7 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,283 INFO L168 Benchmark]: CDTParser took 2.56 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 16:46:02,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2088.51 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 933.2 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,288 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.96 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 927.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,293 INFO L168 Benchmark]: Boogie Preprocessor took 230.20 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 916.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:02,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 2088.51 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 933.2 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.96 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 927.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 230.20 ms. Allocated memory is still 1.0 GB. Free memory was 927.5 MB in the beginning and 916.0 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...