./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label25.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 e6b747ad0c14ca119225ef341232129b1f2178f7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label25.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 e6b747ad0c14ca119225ef341232129b1f2178f7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:28,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:28,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:28,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:28,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:28,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:28,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:28,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:28,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:28,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:28,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:28,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:28,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:28,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:28,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:28,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:28,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:28,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:28,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:28,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:28,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:28,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:28,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:28,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:28,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:28,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:28,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:28,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:28,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:28,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:28,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:28,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:28,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:28,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:28,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:28,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:28,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:28,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:28,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:28,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:28,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:28,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:28,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:28,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:28,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:28,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:28,939 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:28,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:28,942 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:28,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:28,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:28,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:28,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:28,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:28,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:28,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:28,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:28,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:28,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:28,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:28,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:28,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:28,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:28,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:28,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:28,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:28,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:28,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:28,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:28,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:28,955 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 -> e6b747ad0c14ca119225ef341232129b1f2178f7 [2019-11-27 09:23:29,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:29,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:29,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:29,630 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:29,631 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:29,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label25.c [2019-11-27 09:23:29,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91271bff7/7e5bb9eba09b4b1ba1254bd71081f36b/FLAGbdf53af79 [2019-11-27 09:23:32,137 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:32,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label25.c [2019-11-27 09:23:32,283 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91271bff7/7e5bb9eba09b4b1ba1254bd71081f36b/FLAGbdf53af79 [2019-11-27 09:23:32,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91271bff7/7e5bb9eba09b4b1ba1254bd71081f36b [2019-11-27 09:23:32,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:32,335 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:32,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:32,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:32,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:32,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:32" (1/1) ... [2019-11-27 09:23:32,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:32, skipping insertion in model container [2019-11-27 09:23:32,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:32" (1/1) ... [2019-11-27 09:23:32,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:32,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:38,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:38,265 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:41,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:41,420 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:41,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:41 WrapperNode [2019-11-27 09:23:41,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:41,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:41,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:41,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:41,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:41" (1/1) ... [2019-11-27 09:23:41,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:41" (1/1) ... [2019-11-27 09:23:42,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:42,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:42,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:42,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:42,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:41" (1/1) ... [2019-11-27 09:23:42,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:41" (1/1) ... [2019-11-27 09:23:42,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:41" (1/1) ... [2019-11-27 09:23:42,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:41" (1/1) ... [2019-11-27 09:23:42,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:41" (1/1) ... [2019-11-27 09:23:42,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:41" (1/1) ... [2019-11-27 09:23:43,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:41" (1/1) ... [2019-11-27 09:23:43,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:43,120 INFO L168 Benchmark]: Toolchain (without parser) took 10780.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 736.7 MB in the end (delta: 201.9 MB). Peak memory consumption was 202.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:43,121 INFO L168 Benchmark]: CDTParser took 1.82 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. [2019-11-27 09:23:43,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9085.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 874.8 MB in the end (delta: 63.8 MB). Peak memory consumption was 277.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:43,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 910.67 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 793.4 MB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:43,130 INFO L168 Benchmark]: Boogie Preprocessor took 775.60 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 736.7 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:43,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82 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 9085.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 874.8 MB in the end (delta: 63.8 MB). Peak memory consumption was 277.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 910.67 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 793.4 MB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 775.60 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 736.7 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 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-da95e15 [2019-11-27 09:23:47,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:47,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:47,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:47,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:47,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:47,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:47,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:47,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:47,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:47,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:47,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:47,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:47,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:47,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:47,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:47,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:47,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:47,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:47,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:47,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:47,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:47,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:47,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:47,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:47,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:47,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:47,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:47,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:47,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:47,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:47,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:47,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:47,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:47,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:47,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:47,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:47,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:47,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:47,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:47,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:47,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:47,305 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:47,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:47,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:47,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:47,312 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:47,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:47,314 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:47,314 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:47,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:47,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:47,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:47,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:47,319 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:47,319 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:47,320 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:47,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:47,320 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:47,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:47,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:47,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:47,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:47,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:47,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:47,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:47,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:47,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:47,326 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:47,330 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:47,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:47,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:47,332 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 -> e6b747ad0c14ca119225ef341232129b1f2178f7 [2019-11-27 09:23:47,933 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:47,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:47,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:47,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:47,975 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:47,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label25.c [2019-11-27 09:23:48,138 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8182f37e1/cccd8283ec1144089eb50c7e188d02bb/FLAG841d7f855 [2019-11-27 09:23:50,351 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:50,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label25.c [2019-11-27 09:23:50,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8182f37e1/cccd8283ec1144089eb50c7e188d02bb/FLAG841d7f855 [2019-11-27 09:23:50,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8182f37e1/cccd8283ec1144089eb50c7e188d02bb [2019-11-27 09:23:50,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:50,560 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:50,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:50,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:50,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:50,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:50" (1/1) ... [2019-11-27 09:23:50,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:50, skipping insertion in model container [2019-11-27 09:23:50,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:50" (1/1) ... [2019-11-27 09:23:50,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:51,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:56,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:56,191 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:58,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:58,946 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:58,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58 WrapperNode [2019-11-27 09:23:58,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:58,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:58,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:58,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:58,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:23:59,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:23:59,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:59,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:59,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:59,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:59,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:23:59,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:24:00,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:24:00,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:24:00,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:24:00,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:24:00,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:58" (1/1) ... [2019-11-27 09:24:00,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:00,980 INFO L168 Benchmark]: Toolchain (without parser) took 10414.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 711.6 MB in the end (delta: 221.3 MB). Peak memory consumption was 221.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:00,982 INFO L168 Benchmark]: CDTParser took 2.86 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:24:00,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8388.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 849.1 MB in the end (delta: 83.9 MB). Peak memory consumption was 268.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:00,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 963.44 ms. Allocated memory is still 1.0 GB. Free memory was 849.1 MB in the beginning and 773.9 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:00,992 INFO L168 Benchmark]: Boogie Preprocessor took 1056.17 ms. Allocated memory is still 1.0 GB. Free memory was 773.9 MB in the beginning and 711.6 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:01,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.86 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 8388.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 849.1 MB in the end (delta: 83.9 MB). Peak memory consumption was 268.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 963.44 ms. Allocated memory is still 1.0 GB. Free memory was 849.1 MB in the beginning and 773.9 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1056.17 ms. Allocated memory is still 1.0 GB. Free memory was 773.9 MB in the beginning and 711.6 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...