./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label51.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/Problem17_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 44e865cb3b03c69d875149f8f77e9f4453d97c0d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_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 44e865cb3b03c69d875149f8f77e9f4453d97c0d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:56:40,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:40,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:40,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:40,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:40,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:40,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:40,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:40,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:40,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:40,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:40,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:40,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:40,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:40,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:41,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:41,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:41,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:41,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:41,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:41,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:41,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:41,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:41,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:41,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:41,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:41,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:41,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:41,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:41,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:41,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:41,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:41,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:41,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:41,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:41,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:41,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:41,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:41,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:41,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:41,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:41,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:41,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:41,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:41,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:41,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:41,140 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:41,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:41,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:41,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:41,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:41,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:41,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:41,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:41,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:41,149 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:41,150 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:41,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:41,150 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:41,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:41,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:41,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:41,155 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:41,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:41,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:41,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:41,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:41,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:41,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:41,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:41,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:41,160 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 -> 44e865cb3b03c69d875149f8f77e9f4453d97c0d [2019-11-24 20:56:41,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:41,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:41,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:41,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:41,744 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:41,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-24 20:56:41,902 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab6f4f51/cf55d83ca653434b916cd20bf25f569c/FLAGb22c8a5b0 [2019-11-24 20:56:43,482 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:43,483 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-24 20:56:43,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab6f4f51/cf55d83ca653434b916cd20bf25f569c/FLAGb22c8a5b0 [2019-11-24 20:56:43,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab6f4f51/cf55d83ca653434b916cd20bf25f569c [2019-11-24 20:56:43,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:43,617 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:43,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:43,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:43,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:43,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:43" (1/1) ... [2019-11-24 20:56:43,643 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 24.11 08:56:43, skipping insertion in model container [2019-11-24 20:56:43,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:43" (1/1) ... [2019-11-24 20:56:43,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:43,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:46,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:46,176 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:47,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:47,057 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:47,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47 WrapperNode [2019-11-24 20:56:47,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:47,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:47,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:47,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:47,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:47,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:47,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:47,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:47,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:48,449 INFO L168 Benchmark]: Toolchain (without parser) took 4832.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.3 MB in the end (delta: 179.6 MB). Peak memory consumption was 179.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,451 INFO L168 Benchmark]: CDTParser took 0.91 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 20:56:48,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3439.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,457 INFO L168 Benchmark]: Boogie Procedure Inliner took 745.73 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,460 INFO L168 Benchmark]: Boogie Preprocessor took 631.67 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,472 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 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 3439.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 745.73 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 631.67 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 20:56:52,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:52,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:52,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:52,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:52,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:52,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:52,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:52,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:52,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:52,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:52,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:52,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:52,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:52,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:52,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:52,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:52,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:52,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:52,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:52,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:52,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:52,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:52,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:52,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:52,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:52,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:52,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:52,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:52,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:52,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:52,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:52,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:52,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:52,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:52,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:52,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:52,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:52,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:52,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:52,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:52,559 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:52,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:52,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:52,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:52,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:52,607 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:52,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:52,608 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:52,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:52,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:52,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:52,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:52,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:52,611 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:52,612 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:52,613 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:52,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:52,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:52,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:52,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:52,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:52,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:52,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:52,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:52,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:52,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:52,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:52,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:52,622 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:52,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:52,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:52,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:52,624 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 -> 44e865cb3b03c69d875149f8f77e9f4453d97c0d [2019-11-24 20:56:53,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:53,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:53,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:53,224 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:53,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:53,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-24 20:56:53,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ed419df9/e20661b0b2f24977ba706016455324e6/FLAG5e832d9bc [2019-11-24 20:56:54,968 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:54,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-24 20:56:55,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ed419df9/e20661b0b2f24977ba706016455324e6/FLAG5e832d9bc [2019-11-24 20:56:55,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ed419df9/e20661b0b2f24977ba706016455324e6 [2019-11-24 20:56:55,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:55,089 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:55,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:55,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:55,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:55,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:55" (1/1) ... [2019-11-24 20:56:55,113 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 24.11 08:56:55, skipping insertion in model container [2019-11-24 20:56:55,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:55" (1/1) ... [2019-11-24 20:56:55,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:55,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:57,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:57,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:58,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:58,906 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:58,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58 WrapperNode [2019-11-24 20:56:58,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:58,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:58,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:58,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:58,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:59,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:59,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:59,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:59,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:59,745 INFO L168 Benchmark]: Toolchain (without parser) took 4651.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.3 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:59,748 INFO L168 Benchmark]: CDTParser took 0.46 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 20:56:59,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3818.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.4 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:59,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 422.84 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:59,757 INFO L168 Benchmark]: Boogie Preprocessor took 403.56 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:59,766 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 3818.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.4 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 422.84 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 403.56 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...