./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label46.c --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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/Problem01_label46.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 7a28669cb9b241f33b1fd8e4286127a35464e045 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:27:17,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:27:17,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:27:17,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:27:17,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:27:17,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:27:17,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:27:17,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:27:17,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:27:17,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:27:17,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:27:17,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:27:17,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:27:17,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:27:17,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:27:17,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:27:17,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:27:17,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:27:17,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:27:17,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:27:17,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:27:17,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:27:17,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:27:17,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:27:17,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:27:17,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:27:17,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:27:17,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:27:17,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:27:17,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:27:17,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:27:17,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:27:17,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:27:17,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:27:17,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:27:17,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:27:17,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:27:17,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:27:17,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:27:17,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:27:17,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:27:17,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:27:17,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:27:17,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:27:17,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:27:17,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:27:17,248 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:27:17,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:27:17,249 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:27:17,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:27:17,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:27:17,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:27:17,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:27:17,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:27:17,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:27:17,255 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:27:17,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:27:17,256 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:27:17,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:27:17,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:27:17,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:27:17,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:27:17,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:27:17,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:27:17,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:27:17,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:27:17,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:27:17,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:27:17,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:27:17,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:27:17,265 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 -> 7a28669cb9b241f33b1fd8e4286127a35464e045 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:27:17,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:27:17,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:27:17,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:27:17,905 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:27:17,906 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:27:17,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label46.c [2019-11-20 22:27:18,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea80f391b/96a6c2decefd46f5a9fcee7b0aae34a8/FLAG6c1dfb89f [2019-11-20 22:27:19,309 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:27:19,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label46.c [2019-11-20 22:27:19,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea80f391b/96a6c2decefd46f5a9fcee7b0aae34a8/FLAG6c1dfb89f [2019-11-20 22:27:19,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea80f391b/96a6c2decefd46f5a9fcee7b0aae34a8 [2019-11-20 22:27:19,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:27:19,717 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:27:19,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:27:19,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:27:19,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:27:19,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:27:19" (1/1) ... [2019-11-20 22:27:19,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13a83b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:19, skipping insertion in model container [2019-11-20 22:27:19,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:27:19" (1/1) ... [2019-11-20 22:27:19,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:27:19,885 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:27:20,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:27:20,904 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:27:21,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:27:21,345 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:27:21,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:21 WrapperNode [2019-11-20 22:27:21,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:27:21,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:27:21,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:27:21,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:27:21,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:21" (1/1) ... [2019-11-20 22:27:21,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:21" (1/1) ... [2019-11-20 22:27:21,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:27:21,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:27:21,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:27:21,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:27:21,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:21" (1/1) ... [2019-11-20 22:27:21,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:21" (1/1) ... [2019-11-20 22:27:21,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:21" (1/1) ... [2019-11-20 22:27:21,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:21" (1/1) ... [2019-11-20 22:27:21,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:21" (1/1) ... [2019-11-20 22:27:21,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:21" (1/1) ... [2019-11-20 22:27:21,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:27:21" (1/1) ... [2019-11-20 22:27:21,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:27:21,777 INFO L168 Benchmark]: Toolchain (without parser) took 2059.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.1 MB in the end (delta: -6.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 22:27:21,779 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-20 22:27:21,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1623.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 983.6 MB in the end (delta: -17.6 MB). Peak memory consumption was 39.7 MB. Max. memory is 12.5 GB. [2019-11-20 22:27:21,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 241.86 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 22:27:21,788 INFO L168 Benchmark]: Boogie Preprocessor took 178.13 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 22:27:21,802 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1623.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 983.6 MB in the end (delta: -17.6 MB). Peak memory consumption was 39.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 241.86 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.13 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.1 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...