./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label58.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label58.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 1913ae3f80b8ac66a65ed26ad92a6851274156ea ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label58.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 1913ae3f80b8ac66a65ed26ad92a6851274156ea ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:22,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:22,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:22,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:22,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:22,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:22,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:22,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:22,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:22,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:22,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:22,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:22,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:22,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:22,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:22,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:22,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:22,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:22,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:22,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:22,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:22,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:22,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:22,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:22,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:22,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:22,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:22,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:22,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:22,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:22,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:22,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:22,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:22,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:22,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:22,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:22,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:22,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:22,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:22,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:22,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:22,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:22,347 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:22,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:22,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:22,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:22,352 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:22,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:22,353 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:22,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:22,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:22,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:22,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:22,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:22,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:22,356 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:22,359 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:22,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:22,359 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:22,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:22,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:22,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:22,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:22,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:22,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:22,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:22,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:22,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:22,364 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:22,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:22,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:22,364 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 -> 1913ae3f80b8ac66a65ed26ad92a6851274156ea [2019-11-24 20:40:22,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:22,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:22,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:22,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:22,843 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:22,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-24 20:40:22,950 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0d9ccf39/6dbbbda5cc9343759108c70b2d8eedff/FLAGe9983d42b [2019-11-24 20:40:23,827 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:23,830 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-24 20:40:23,856 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0d9ccf39/6dbbbda5cc9343759108c70b2d8eedff/FLAGe9983d42b [2019-11-24 20:40:23,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0d9ccf39/6dbbbda5cc9343759108c70b2d8eedff [2019-11-24 20:40:23,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:24,001 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:24,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:24,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:24,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:24,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:23" (1/1) ... [2019-11-24 20:40:24,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:24, skipping insertion in model container [2019-11-24 20:40:24,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:23" (1/1) ... [2019-11-24 20:40:24,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:24,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:24,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:24,865 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:25,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:25,073 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:25,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25 WrapperNode [2019-11-24 20:40:25,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:25,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:25,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:25,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:25,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:25,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:25,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:25,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:25,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:25,352 INFO L168 Benchmark]: Toolchain (without parser) took 1350.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 962.3 MB in the end (delta: -3.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:25,356 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:25,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1069.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 973.7 MB in the end (delta: -14.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:25,363 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.07 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 968.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:25,365 INFO L168 Benchmark]: Boogie Preprocessor took 137.43 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:25,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 1069.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 973.7 MB in the end (delta: -14.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.07 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 968.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.43 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:28,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:28,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:28,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:28,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:28,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:28,068 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:28,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:28,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:28,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:28,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:28,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:28,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:28,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:28,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:28,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:28,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:28,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:28,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:28,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:28,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:28,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:28,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:28,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:28,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:28,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:28,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:28,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:28,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:28,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:28,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:28,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:28,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:28,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:28,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:28,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:28,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:28,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:28,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:28,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:28,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:28,160 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:28,187 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:28,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:28,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:28,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:28,193 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:28,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:28,195 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:28,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:28,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:28,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:28,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:28,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:28,198 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:28,198 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:28,199 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:28,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:28,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:28,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:28,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:28,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:28,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:28,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:28,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:28,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:28,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:28,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:28,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:28,203 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:28,206 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:28,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:28,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:28,207 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 -> 1913ae3f80b8ac66a65ed26ad92a6851274156ea [2019-11-24 20:40:28,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:28,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:28,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:28,624 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:28,625 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:28,626 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-24 20:40:28,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f47725500/335c5a9d8a0f43e28528d206c6cf9dbc/FLAG50800e4ea [2019-11-24 20:40:29,581 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:29,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-24 20:40:29,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f47725500/335c5a9d8a0f43e28528d206c6cf9dbc/FLAG50800e4ea [2019-11-24 20:40:29,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f47725500/335c5a9d8a0f43e28528d206c6cf9dbc [2019-11-24 20:40:29,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:29,752 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:29,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:29,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:29,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:29,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:29" (1/1) ... [2019-11-24 20:40:29,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:29, skipping insertion in model container [2019-11-24 20:40:29,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:29" (1/1) ... [2019-11-24 20:40:29,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:29,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:30,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:30,607 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:30,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:30,871 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:30,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30 WrapperNode [2019-11-24 20:40:30,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:30,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:30,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:30,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:30,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:30,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:31,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:31,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:31,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:31,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:31,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:31,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:31,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:31,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:31,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:31,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:31,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:30" (1/1) ... [2019-11-24 20:40:31,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:31,182 INFO L168 Benchmark]: Toolchain (without parser) took 1427.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 955.4 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:31,186 INFO L168 Benchmark]: CDTParser took 1.56 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:31,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1117.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 966.8 MB in the end (delta: -3.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:31,191 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.91 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:31,191 INFO L168 Benchmark]: Boogie Preprocessor took 136.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:31,196 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 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 1117.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 966.8 MB in the end (delta: -3.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.91 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...