./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label55.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 f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label55.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 f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:36,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:36,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:36,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:36,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:36,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:36,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:36,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:36,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:36,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:36,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:36,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:36,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:36,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:36,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:36,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:36,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:36,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:36,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:36,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:36,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:36,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:36,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:36,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:36,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:36,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:36,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:36,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:36,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:36,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:36,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:36,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:36,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:36,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:36,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:36,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:36,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:36,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:36,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:36,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:36,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:36,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:36,334 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:36,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:36,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:36,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:36,346 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:36,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:36,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:36,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:36,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:36,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:36,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:36,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:36,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:36,352 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:36,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:36,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:36,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:36,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:36,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:36,358 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:36,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:36,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:36,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:36,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:36,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:36,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:36,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:36,361 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:36,362 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 -> f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd [2019-11-27 09:21:36,917 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:36,947 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:36,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:36,958 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:36,961 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:36,963 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label55.c [2019-11-27 09:21:37,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f6f47374/513586dc357640d0a1722e7e4205f97d/FLAGc62c1ea06 [2019-11-27 09:21:38,386 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:38,389 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label55.c [2019-11-27 09:21:38,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f6f47374/513586dc357640d0a1722e7e4205f97d/FLAGc62c1ea06 [2019-11-27 09:21:38,459 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f6f47374/513586dc357640d0a1722e7e4205f97d [2019-11-27 09:21:38,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:38,472 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:38,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:38,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:38,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:38,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:38, skipping insertion in model container [2019-11-27 09:21:38,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:38" (1/1) ... [2019-11-27 09:21:38,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:38,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:39,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:39,666 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:39,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:39,984 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:39,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:39 WrapperNode [2019-11-27 09:21:39,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:39,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:39,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:39,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:40,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:40,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:40,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:40,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:40,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:40,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:40,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:40,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:40,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:40,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:40,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:40,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:40,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:40,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:40,422 INFO L168 Benchmark]: Toolchain (without parser) took 1944.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:40,424 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:40,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1510.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.5 MB in the end (delta: -9.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:40,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.21 ms. Allocated memory is still 1.0 GB. Free memory was 971.5 MB in the beginning and 965.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:40,433 INFO L168 Benchmark]: Boogie Preprocessor took 191.87 ms. Allocated memory is still 1.0 GB. Free memory was 965.8 MB in the beginning and 960.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:40,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1510.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.5 MB in the end (delta: -9.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.21 ms. Allocated memory is still 1.0 GB. Free memory was 971.5 MB in the beginning and 965.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.87 ms. Allocated memory is still 1.0 GB. Free memory was 965.8 MB in the beginning and 960.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:44,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:44,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:44,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:44,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:44,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:44,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:44,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:44,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:44,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:44,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:44,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:44,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:44,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:44,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:44,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:44,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:44,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:44,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:44,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:44,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:44,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:44,837 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:44,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:44,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:44,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:44,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:44,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:44,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:44,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:44,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:44,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:44,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:44,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:44,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:44,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:44,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:44,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:44,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:44,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:44,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:44,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:44,924 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:44,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:44,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:44,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:44,930 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:44,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:44,931 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:44,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:44,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:44,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:44,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:44,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:44,938 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:44,939 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:44,939 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:44,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:44,940 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:44,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:44,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:44,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:44,941 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:44,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:44,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:44,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:44,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:44,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:44,945 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:44,947 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:44,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:44,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:44,949 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 -> f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd [2019-11-27 09:21:45,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:45,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:45,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:45,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:45,534 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:45,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label55.c [2019-11-27 09:21:45,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d178c69bc/264b257edeaa43cb8c9c7af1b26e707b/FLAG40a96305b [2019-11-27 09:21:46,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:46,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label55.c [2019-11-27 09:21:46,980 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d178c69bc/264b257edeaa43cb8c9c7af1b26e707b/FLAG40a96305b [2019-11-27 09:21:47,502 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d178c69bc/264b257edeaa43cb8c9c7af1b26e707b [2019-11-27 09:21:47,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:47,516 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:47,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:47,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:47,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:47,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:47" (1/1) ... [2019-11-27 09:21:47,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31007272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:47, skipping insertion in model container [2019-11-27 09:21:47,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:47" (1/1) ... [2019-11-27 09:21:47,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:47,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:48,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:48,725 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:49,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:49,049 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:49,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:49 WrapperNode [2019-11-27 09:21:49,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:49,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:49,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:49,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:49,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:49" (1/1) ... [2019-11-27 09:21:49,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:49" (1/1) ... [2019-11-27 09:21:49,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:49,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:49,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:49,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:49,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:49" (1/1) ... [2019-11-27 09:21:49,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:49" (1/1) ... [2019-11-27 09:21:49,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:49" (1/1) ... [2019-11-27 09:21:49,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:49" (1/1) ... [2019-11-27 09:21:49,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:49" (1/1) ... [2019-11-27 09:21:49,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:49" (1/1) ... [2019-11-27 09:21:49,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:49" (1/1) ... [2019-11-27 09:21:49,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:49,443 INFO L168 Benchmark]: Toolchain (without parser) took 1924.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:49,446 INFO L168 Benchmark]: CDTParser took 1.83 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:49,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1529.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.9 MB in the end (delta: -499.4 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:49,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.44 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:49,457 INFO L168 Benchmark]: Boogie Preprocessor took 182.72 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:49,466 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.83 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 1529.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.9 MB in the end (delta: -499.4 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 202.44 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.72 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...