./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem14_label51.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 82f1252cdfefb15e293400630c3df24cee2c679c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label51.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 82f1252cdfefb15e293400630c3df24cee2c679c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:40:45,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:45,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:45,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:45,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:45,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:45,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:45,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:45,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:45,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:45,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:45,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:45,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:45,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:45,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:45,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:45,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:45,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:45,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:45,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:45,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:45,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:45,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:45,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:45,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:45,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:45,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:45,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:45,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:45,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:45,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:45,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:45,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:45,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:45,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:45,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:45,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:45,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:45,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:45,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:45,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:45,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:40:45,917 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:45,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:45,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:45,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:45,923 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:45,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:45,924 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:45,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:40:45,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:45,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:45,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:45,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:45,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:45,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:45,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:45,930 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:45,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:45,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:45,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:45,932 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:45,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:45,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:45,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:45,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:45,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:45,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:40:45,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:40:45,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:45,938 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 -> 82f1252cdfefb15e293400630c3df24cee2c679c [2019-11-25 22:40:46,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:46,525 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:46,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:46,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:46,538 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:46,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-25 22:40:46,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16b787c25/d387a5699faa497ea3101c96529bd980/FLAG86a80fce9 [2019-11-25 22:40:48,003 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:48,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-25 22:40:48,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16b787c25/d387a5699faa497ea3101c96529bd980/FLAG86a80fce9 [2019-11-25 22:40:48,086 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16b787c25/d387a5699faa497ea3101c96529bd980 [2019-11-25 22:40:48,094 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:48,100 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:48,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:48,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:48,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:48,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:48" (1/1) ... [2019-11-25 22:40:48,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b770e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:48, skipping insertion in model container [2019-11-25 22:40:48,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:48" (1/1) ... [2019-11-25 22:40:48,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:48,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:49,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:49,481 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:49,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:49,863 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:49,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:49 WrapperNode [2019-11-25 22:40:49,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:49,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:49,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:49,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:49,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:49" (1/1) ... [2019-11-25 22:40:49,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:49" (1/1) ... [2019-11-25 22:40:50,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:50,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:50,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:50,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:50,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:49" (1/1) ... [2019-11-25 22:40:50,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:49" (1/1) ... [2019-11-25 22:40:50,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:49" (1/1) ... [2019-11-25 22:40:50,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:49" (1/1) ... [2019-11-25 22:40:50,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:49" (1/1) ... [2019-11-25 22:40:50,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:49" (1/1) ... [2019-11-25 22:40:50,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:49" (1/1) ... [2019-11-25 22:40:50,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:50,308 INFO L168 Benchmark]: Toolchain (without parser) took 2200.22 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 950.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:50,309 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:40:50,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1762.85 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 967.3 MB in the end (delta: 74.1 kB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:50,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.37 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:50,320 INFO L168 Benchmark]: Boogie Preprocessor took 209.30 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:50,329 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1762.85 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 967.3 MB in the end (delta: 74.1 kB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.37 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.30 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:40:54,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:54,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:54,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:54,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:54,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:54,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:54,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:54,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:54,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:54,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:54,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:54,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:54,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:54,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:54,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:54,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:54,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:54,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:54,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:54,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:54,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:54,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:54,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:54,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:54,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:54,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:54,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:54,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:54,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:54,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:54,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:54,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:54,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:54,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:54,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:54,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:54,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:54,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:54,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:54,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:54,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:40:54,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:54,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:54,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:54,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:54,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:54,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:54,532 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:54,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:54,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:54,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:54,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:54,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:54,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:40:54,537 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:40:54,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:54,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:54,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:54,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:54,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:54,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:54,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:54,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:54,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:54,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:54,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:54,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:54,544 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:40:54,544 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:40:54,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:54,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:40:54,547 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 -> 82f1252cdfefb15e293400630c3df24cee2c679c [2019-11-25 22:40:55,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:55,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:55,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:55,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:55,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:55,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-25 22:40:55,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e6f4777e/4fc9df29bc544db5936e6e2d23057af3/FLAGd71fe5548 [2019-11-25 22:40:56,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:56,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-25 22:40:56,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e6f4777e/4fc9df29bc544db5936e6e2d23057af3/FLAGd71fe5548 [2019-11-25 22:40:56,669 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e6f4777e/4fc9df29bc544db5936e6e2d23057af3 [2019-11-25 22:40:56,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:56,685 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:56,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:56,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:56,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:56,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:56,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56, skipping insertion in model container [2019-11-25 22:40:56,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:56,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:56,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:58,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:58,166 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:58,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:58,590 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:58,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58 WrapperNode [2019-11-25 22:40:58,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:58,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:58,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:58,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:58,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:58,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:58,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:58,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:58,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:58,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:59,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:58" (1/1) ... [2019-11-25 22:40:59,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:59,038 INFO L168 Benchmark]: Toolchain (without parser) took 2350.72 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 949.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:59,044 INFO L168 Benchmark]: CDTParser took 2.83 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. [2019-11-25 22:40:59,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1903.93 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 960.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:59,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 249.07 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:59,053 INFO L168 Benchmark]: Boogie Preprocessor took 189.74 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:59,070 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.83 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 1903.93 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 960.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 249.07 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.74 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...