./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem02_label53.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 cae8686038ca87cfc982771df117a4c5585b00bb .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label53.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 cae8686038ca87cfc982771df117a4c5585b00bb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:21,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:21,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:21,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:21,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:21,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:21,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:21,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:21,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:21,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:21,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:21,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:21,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:21,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:21,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:21,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:21,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:21,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:21,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:22,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:22,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:22,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:22,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:22,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:22,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:22,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:22,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:22,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:22,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:22,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:22,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:22,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:22,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:22,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:22,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:22,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:22,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:22,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:22,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:22,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:22,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:22,064 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:22,105 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:22,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:22,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:22,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:22,115 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:22,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:22,117 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:22,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:22,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:22,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:22,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:22,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:22,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:22,123 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:22,123 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:22,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:22,125 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:22,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:22,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:22,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:22,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:22,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:22,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:22,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:22,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:22,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:22,131 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:22,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:22,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:22,133 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 -> cae8686038ca87cfc982771df117a4c5585b00bb [2019-11-24 20:40:22,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:22,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:22,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:22,791 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:22,795 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:22,796 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label53.c [2019-11-24 20:40:22,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a29512d/733b4b38c69e42d698e413c15fa7de27/FLAGeff239244 [2019-11-24 20:40:24,178 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:24,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label53.c [2019-11-24 20:40:24,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a29512d/733b4b38c69e42d698e413c15fa7de27/FLAGeff239244 [2019-11-24 20:40:24,718 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a29512d/733b4b38c69e42d698e413c15fa7de27 [2019-11-24 20:40:24,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:24,728 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:24,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:24,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:24,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:24,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31007272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24, skipping insertion in model container [2019-11-24 20:40:24,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:24" (1/1) ... [2019-11-24 20:40:24,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:24,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:25,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:25,933 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:26,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:26,269 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:26,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26 WrapperNode [2019-11-24 20:40:26,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:26,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:26,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:26,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:26,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:26,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:26,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:26,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:26,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:26,696 INFO L168 Benchmark]: Toolchain (without parser) took 1962.24 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 961.8 MB in the end (delta: -62.4 kB). Peak memory consumption was 3.2 kB. Max. memory is 12.5 GB. [2019-11-24 20:40:26,702 INFO L168 Benchmark]: CDTParser took 1.88 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. [2019-11-24 20:40:26,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1538.45 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 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:26,714 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.41 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:26,717 INFO L168 Benchmark]: Boogie Preprocessor took 197.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 961.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:26,732 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 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 1538.45 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 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.41 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 961.8 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 0.1.24-32f2683 [2019-11-24 20:40:30,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:30,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:30,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:30,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:30,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:30,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:30,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:30,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:30,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:30,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:30,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:30,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:30,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:30,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:30,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:30,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:30,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:30,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:30,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:30,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:30,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:30,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:30,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:30,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:30,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:30,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:30,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:30,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:30,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:30,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:30,579 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:30,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:30,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:30,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:30,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:30,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:30,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:30,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:30,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:30,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:30,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:30,634 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:30,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:30,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:30,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:30,644 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:30,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:30,645 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:30,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:30,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:30,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:30,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:30,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:30,649 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:30,649 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:30,650 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:30,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:30,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:30,652 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:30,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:30,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:30,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:30,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:30,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:30,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:30,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:30,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:30,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:30,657 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:30,658 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:30,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:30,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:30,661 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 -> cae8686038ca87cfc982771df117a4c5585b00bb [2019-11-24 20:40:31,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:31,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:31,308 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:31,311 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:31,314 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:31,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label53.c [2019-11-24 20:40:31,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86003329e/d3d8d823328e4fbb9821e5cc215e18cb/FLAGcd8f43f2f [2019-11-24 20:40:32,614 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:32,615 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label53.c [2019-11-24 20:40:32,647 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86003329e/d3d8d823328e4fbb9821e5cc215e18cb/FLAGcd8f43f2f [2019-11-24 20:40:33,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86003329e/d3d8d823328e4fbb9821e5cc215e18cb [2019-11-24 20:40:33,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:33,078 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:33,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:33,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:33,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:33,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:33" (1/1) ... [2019-11-24 20:40:33,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:33, skipping insertion in model container [2019-11-24 20:40:33,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:33" (1/1) ... [2019-11-24 20:40:33,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:33,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:34,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:34,232 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:34,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:34,629 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:34,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:34 WrapperNode [2019-11-24 20:40:34,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:34,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:34,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:34,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:34,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:34" (1/1) ... [2019-11-24 20:40:34,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:34" (1/1) ... [2019-11-24 20:40:34,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:34,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:34,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:34,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:34,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:34" (1/1) ... [2019-11-24 20:40:34,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:34" (1/1) ... [2019-11-24 20:40:34,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:34" (1/1) ... [2019-11-24 20:40:34,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:34" (1/1) ... [2019-11-24 20:40:34,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:34" (1/1) ... [2019-11-24 20:40:34,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:34" (1/1) ... [2019-11-24 20:40:34,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:34" (1/1) ... [2019-11-24 20:40:34,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:35,003 INFO L168 Benchmark]: Toolchain (without parser) took 1919.18 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 972.4 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:35,009 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-24 20:40:35,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1544.83 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 983.8 MB in the end (delta: -16.4 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:35,013 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.86 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:35,020 INFO L168 Benchmark]: Boogie Preprocessor took 194.81 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:35,031 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1544.83 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 983.8 MB in the end (delta: -16.4 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.86 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.81 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 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...